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GB-270520-A | GB-1690326-A | GB | A | A | null | 1926-07-06 | null | F27B13/02 | null | Improvements in or relating to kilns | en | 270,520. Carborundum Co., Ltd., (John son, B. M.). July 6, 1926. Continuous kilns.-In a multiple chamber continuous kiln an elongated combustion chamber 10 having its walls formed of a refractory material of high thermal conductivity is fitted in each compartment, and arrangements are provided for distributing thereto ... | en |
GB-145271-A | GB-1692719-A | GB | A | A | null | 1919-07-07 | null | B43L13/20 | null | Improvements in or relating to drawing-appliances | en | 145,271. Poole, E. C. July 7, 1919. Stencils.-For teaching drawing or for amusement a stencil is pierced with one or more designs and is formed to facilitate its being pivoted at one or more points so that by manipulating the appliance a figure with great variation of design may be produced. Fig. 1 shows a stencil pier... | en |
GB-982285-A | GB-1698963-A | GB | A | A | null | 1963-04-30 | null | G03G13/045 | null | Process for the production of electrophotographic continuous-tone images | en | 982,285. Electrophotographic processes. AGFA A.G. April 30, 1963 [May 19, 1962], No. 16989/63. Heading G2H. [Also in Division H1] An electrophotographic process for producing images comprises charging a photo-conductive layer, exposing the charged layer to the original to be reproduced, thus producing a latent electros... | en |
GB-740404-A | GB-1703553-A | GB | A | A | null | 1953-06-19 | null | H03K21/08 | null | Electrical multiplication circuit | en | 740,404. Pulse circuits. STANDARD TELEPHONES & CABLES, Ltd. June 19, 1953 [June 26, 1952], No. 17035/53. Class 40 (6). [Also in Group XIX] A calculating circuit (see Groups XIX) employs, between stages of a binary counter, discriminating or gating networks each such that a single pulse at a or c produces an output ... | en |
GB-1504689-A | GB-1708374-A | GB | A | A | null | 1975-04-18 | null | F21V29/00 | null | Lighting devices | en | 1504689 Electric lamps J A ORAM 18 April 1975 [18 April 1974] 17083/74 Heading F4R A sealed lighting device, e.g. for machine tools, comprises an electric lamp 54, e.g. a tungsten-halogen lamp, in a metal housing 1 to which heat is conducted from the lamp by a ceramic ring 38, a transparent cover-plate 35, a rear cover... | en |
GB-1496474-A | GB-1708876-A | GB | A | A | null | 1976-04-27 | null | C21C7/076 | null | Treating steel in a ladle | en | 1496474 Treating steel CENTRE DE RECHERCHES METALLURGIQUES-CENTRUM VOOR RESEARCH IN DE METALLURGIE 27 April 1976 [29 April 1975] 17088/76 Heading C7D In the treatment of molten steel in a ladle, briquettes of addition or treating agents are added, the briquettes consisting of several different layers, one inside the ot... | en |
GB-694850-A | GB-1731443-A | GB | A | A | null | 1943-10-20 | null | G01S13/42 | null | Improvements relating to aiming equipment for projectile despatching apparatus | en | 694,850. Electric control systems. SPERRY GYROSCOPE CO., Inc. Oct. 20, 1943 [May 22, 1942], No. 17314/43. Class 40 (i) [Also in Group XXI] Gun sighting apparatus particularly for use on aircraft comprises means for setting up a reference direction which is independent of the angular movements of the aircraft, and means... | en |
GB-1086678-A | GB-1737667-A | GB | A | A | null | 1965-05-27 | null | C08K5/00 | GIAIMO MATTHEW PETER DI | Stabilisation of pvc | en | Rigid polyvinyl chloride is stabilized against light by incorporating therein (a) 0.1 to 5.0 weight per cent, based on the polymer of a monoamide R2CON(R1)2, where R1 is hydrogen C1- 18 alkyl or C1- 6 hydroxy- or cyanoalkyl, and R2 is C1- 18 alkyl, alkenyl, carboxyalkyl or carbalkoxyalkyl, di-(C1- 6 alkyl) aminoalkyl o... | en |
GB-332349-A | GB-1738029-A | GB | A | A | null | 1929-06-06 | null | G01C17/00 | null | Improvements in magnetic compasses | en | 332,349. Nielsen, A. R. June 6, 1929. No Patent granted (Sealing fee not paid). Magnetic compasses.-Electromagnets are used instead of a permanent magnet as the directional element of a compass. The two electromagnets 6, 7 are supported by pivots 5 on a disc 4 carried by a pivot 2 from the compass bowl 1, and are provi... | en |
GB-255448-A | GB-1740426-A | GB | A | A | null | 1926-07-12 | null | C10G9/38 | null | Oil gas generator | en | 255,448. Misch, O. July 20, 1925, [Convention date]. Producers. - A retort b filled with coke is supplied with oil or tar through a pipe d and is heated externally to gasify the oil or tar, the gases escaping through an outlet e. The retort is heated by gasifying the coke residue in a gas-producer g, the 'gas from ... | en |
GB-515887-A | GB-1742638-A | GB | A | A | null | 1938-06-11 | null | F16C1/12 | null | Improvements in and relating to signalling apparatus and the like | en | 515,887. Order telegraphs. M.R.C., Ltd., and PILE, S., June 11, 1938, No. 17426. [Class 118 (ii)] Relates to signalling apparatus of the kind in which a receiver and transmitter are connected by a flexible compound cable adapted to transmit both push and pull. According to the invention, the cable works in a guiding-ca... | en |
GB-1278164-A | GB-1743670-A | GB | A | A | null | 1970-04-13 | null | C07D403/06 | null | Process for producing benzodiazepine derivatives from phthalimidoacyl-indole derivatives | en | 1278164 Ozonides; benzodiazepines SUMITOMO CHEMICAL CO Ltd 13 April 1970 [16 April 1969 29 May 1969] 17436/70 Heading C2C Ozonides and benzodiazepines are prepared by the following route (R 1 =H, halogen, C 1-4 alkyl, NO 2 CF 3 ; R 2 =H, halogen; R 3 , 4 =H, C 1-4 alkyl; X=halogen), optionally followed by salt format... | en |
GB-1075886-A | GB-1744065-A | GB | A | A | null | 1965-04-26 | null | B23K11/00 | null | Improvements relating to mesh welding machines | en | 1,075,886. Welding by pressure. BAUSTAHLGEWEBE G.m.b.H. April 26, 1965 [April 29, 1964], No. 17440/65. Heading B3R. A mesh-welding machine has a number of electrodes suspended from hanger units and the units are interconnected by a lazy-tongs arrangement guided by a beam. A beam comprises a front part 1 spaced from a r... | en |
GB-760755-A | GB-1754554-A | GB | A | A | null | 1954-06-15 | null | B65H63/06 | ABBOTT ALWYNE | Improvements in or relating to devices for detecting variations in yarn cross-section | en | 760,755. Photo-electric apparatus. BRITISH CELANESE, Ltd. June 13, 1955 [June 15, 1954], No. 17545/54. Class 40 (3). [Also in Group XX] An apparatus for detecting or measuring irregularities in the cross-sectional area of a running yarn comprises a light source of even intensity, a lens positioned to form a real image ... | en |
GB-805826-A | GB-1758056-A | GB | A | A | null | 1956-06-07 | null | G03C1/34 | HOWE LAURENCE CLIFFORD | Improvements in or relating to photographic light-sensitive materials | en | 805,826. Photographic light - sensitive materials. ILFORD, Ltd. April 23, 1957 [June 7, 1956], No. 17580/56. Class 98(2) A photographic element comprises a gelatino silver halide emulsion layer and a supercoat colloid layer containing a condensation product of ethylene oxide capable of increasing the effective emulsion... | en |
GB-165730-A | GB-1761821-A | GB | A | A | null | 1921-06-28 | null | G10K1/063 | null | Electric bell | en | 165,730. Magerle, E. June 28, 1920, [Convention date]. Electromagnetic interrupters.-In a bell of the solenoid type, the core 3 is a loose fit in the metal sleeve 8 with which it is normally wedged into good contact by the pointed end 13 resting on the ball 14 carried by a contact spring. The clapper 11 strikes the bel... | en |
GB-460624-A | GB-1764036-A | GB | A | A | null | 1936-06-25 | null | A45C7/00 | null | Improvements in or relating to collapsible cardboard boxes | en | 460,624. Boxes. TRIGGS, W. W. (Kunstanstalt Etzold & Kiessling Akt.-Ges.) June 25, 1936, No. 17640. [Class 18] A box simulating a purse or handbag is formed from blanks b, i constituting the body and lid, and a girdle member c. The girdle c is hinged to the rear edge of the bottom of the body b and is provided with... | en |
GB-668735-A | GB-1765249-A | GB | A | A | null | 1949-07-04 | null | C01D17/00 | null | Improved method of extracting potassium from dilute solutions | en | Potassium is extracted from solutions containing it in small quantities, e.g. sea water, &c., by treating the solution with a solid highly nitrated secondary aromatic amine and a base, e.g. lime or ammonia, precipitating thereby a slightly soluble potassium salt of the amine, separating it and treating with an acid... | en |
GB-942587-A | GB-1767161-A | GB | A | A | null | 1961-05-15 | null | C08G77/26 | null | A process for the preparation of aminoalkylsiloxane co-polymers | en | 942,587. Polyaminoorganopolysiloxanes. DOW CORNING CORPORATION. May 15, 1961 [May 13, 1960], No. 17671/61. Headings C3R and C3T. [Also in Division B2] Polyaminoorganopolysiloxanes are prepared by reacting (1) at least one compound selected from (A) silanes of formula R<SP>11</SP>x(Zn R<SP>1</SP>... | en |
GB-370263-A | GB-1768931-A | GB | A | A | null | 1931-06-18 | null | C02F5/08 | null | Improvements in the treatment of water for boilers and the like | en | 370,263. Preventing incrustation. BUCKLE, E. A., 39, Victoria Street, London. June 18, 1931, No. 17689. [Class 123 (i).] A composition for preventing incrustation in boilers comprises a mixture of a soluble alkali compound such as sodium carbonate, a chemical indicator such as phenolphthalein with or without a colloid ... | en |
GB-354910-A | GB-1773730-A | GB | A | A | null | 1930-06-07 | null | B63H25/38 | null | Improvements in or relating to rudders | en | 354,910. Ships' rudders. WAGNER, R., 105, Bismarckstrasse, Hamburg, Germany. June 7, 1930, No. 17737. [Class 114.] In rudders of unsymmetrieal section adapted to utilize the twist of a screw propeller race the rear and front edges are located in the central plane of the ship while the upper and lower halves curve i... | en |
GB-377673-A | GB-1781032-A | GB | A | A | null | 1931-04-22 | null | B61L3/12 | null | Improvements in or relating to train control systems | en | 377,673. Train control and cab signalling apparatus. ASSOCIATED TELEPHONE & TELEGRAPH CO., 1033, West Van Buren Street, and HUDD, A. E., 947, West Van Buren Street, Chicago, U.S.A. April 22, 1931, Nos. 17810 and 17811/32. Divided on 377,702. [Class 105.] In a train control and cab signalling system a manual re-sett... | en |
GB-788854-A | GB-1788554-A | GB | A | A | null | 1954-06-18 | null | E21D21/00 | null | Improved bolt means for securing articles against wall and other surfaces | en | 788,854. Anchor-bolts. HILL PORTER (NEWCASTLE), Ltd, and TALBOTT, A. C June 23, 1955 [June 18, 1954], No. 17885/54. Class 89(1) An anchor-bolt, e.g. for mine-roofs, comprises a screwed-rod 2, Fig. 1, with a head 2a and a number of eliptical washers 3 spaced apart by sleeves 4. The lowermost washer is supported obliquel... | en |
GB-706552-A | GB-1789950-A | GB | A | A | null | 1950-07-18 | null | null | HOWLETT JOHN | Manufacture of acrolein | en | Acrolein is manufactured by a process which comprises passing a mixture of propylene and molecular oxygen-containing gases at elevated temperatures in the presence of elementary selenium in the reaction zone successively over a contact material comprising copper oxide distributed on activated alumina which has been giv... | en |
GB-204402-A | GB-1792622-A | GB | A | A | null | 1922-06-29 | null | E03C1/32 | null | Improvements relating to pedestals for lavatory basins | en | 204,402. Howson, R. G. June 29, 1922. Lavatory basins.-The top of a pedestal A is shaped as shown to receive and support the bottom of an ordinary basin a. A clamping bar f is provided to secure the basin in position. | en |
GB-929263-A | GB-1794658-A | GB | A | A | null | 1958-06-05 | null | H04N5/228 | HOLMES PHILIP LESLIE | Improvements relating to charge storage pick-up tubes | en | 929,263. Cathode-ray tube circuits. ELECTRIC & MUSICAL INDUSTRIES Ltd. Sept. 7, 1959 [June 5, 1958], No. 17946/58. Class 40 (7). A non-linear feed-back path is provided between the signal electrode and a beam intensity control electrode of a cathode potential stabilized pick-up tube to reduce the variation in the &... | en |
GB-357130-A | GB-1795330-A | GB | A | A | null | 1930-06-11 | null | F41A3/72 | null | Improvements relating to automatic fire-arms | en | 357,130. Automatic rifles. KIRALY, P. VON, 12, Kende U, Budapest, and SCHWEIZERISCHE INDUSTRIE - GES., Neuhausen, Schaffhausen, Switzerland. June 11, 1930, No. 17953. Convention date, June 12, 1929. [Class 119.] In an automatic firearm having a sliding barrel and a breech-block locked by being tilted, the slide 8 which... | en |
GB-600719-A | GB-1798944-A | GB | A | A | null | 1944-09-20 | null | C07D499/16 | null | Improvements in or relating to the production of sodium-penicillin | en | Crystalline sodium penicillin is prepared by crystallizing a partially purified amorphous sodium penicillin (e.g. the product of Specification 593,691) from an aliphatic alcohol having not more than six carbon atoms in the molecule (e.g. methanol or ethanol), advantageously by precipitation of the crystals from the alc... | en |
GB-384590-A | GB-1811532-A | GB | A | A | null | 1932-06-27 | null | F01L5/04 | null | Improvements in or relating to valve mechanism of internal combustion engines | en | 384,590. Valves. McMILLAN, J. A. and HOLMES, R. W., 181, Botsford Street, Moncton, New Brunswick, Canada. June 27, 1932, No. 18115. [Class 7 (vi).] In a four-stroke multicylinder engine in which each pair of cylinders is provided with a pair of piston valves 18, 19, the former controlling the inlet to both cylinders, a... | en |
GB-1244474-A | GB-1819570-A | GB | A | A | null | 1970-04-16 | null | B41J1/26 | null | Printing cam | en | 1,244,474. Selective printing. CREED & CO. Ltd. 16 April, 1970 [24 April, 1969], No. 18195/70. Heading B6F. In a printer of the kind having a continuously rotating set of type-levers on a basket, the selected lever 2 to effect impression is guided up to impact position by a cam such that it counters the normal tend... | en |
GB-978520-A | GB-1832962-A | GB | A | A | 1011-06-02 | 1962-05-12 | null | C07C45/34 | NEWMAN FRANK CHRISTOPHER | Catalytic vapour phase oxidation of organic compounds | en | Organic compounds are subjected to a process of vapour phase oxidation with molecular oxygen, which includes ammoxidation, by passage at elevated temperature over a bed of granular catalyst comprising (i) a mixture of antimony oxide with tin oxide and/or (ii) an oxygen containing compound of antimony and tin, especiall... | en |
GB-140477-A | GB-1840416-A | GB | A | A | null | 1916-12-22 | null | F21V7/10 | null | Improvements in and connected with lamp and gas shades and reflectors and the like | en | 140,477. Willetts, G. F. Dec. 22, 1916. Shades; reflectors.-Cardboard or like lamp or gas shades or reflectors &c. are secured in shape by overlapping the edges 1 and stitching the edges together as at 2. To prevent the stitches from becoming undone, the stitching may be reversed in direction at either end, or, as ... | en |
GB-1442593-A | GB-1845772-A | GB | A | A | null | 1972-04-20 | null | D04H13/00 | null | Filter material | en | 1442593 Tobacco smoke filter BRITISH ROPES Ltd 25 June 1973 [20 April 1972] 18457/72 Heading A2C [Also in Divisions B4 and B5] A cigarette filter comprises a fibrillated polyolefin film. The polyolefin film has a thickness of 5Á to 25Á and has a substantial number of free ends formed by severing the interconnecting str... | en |
GB-418691-A | GB-1849933-A | GB | A | A | null | 1933-06-29 | null | B65B1/24 | null | Improvements relating to the packing of tea and other like materials | en | 418,691. Packeting tea &c. PHILLIPS ENGINEERING CO., Ltd., and BROOKE, N., Evelyn Road, Sparkhill, Birmingham. June 29, 1933, No. 18499. [Class 94 (i).] Packets of tea or other material are subjected before closing to a lateral squeeze first at one pair of opposite edges and then at the other pair of opposite edges... | en |
GB-1389786-A | GB-1853473-A | GB | A | A | null | 1973-04-17 | null | B07C5/36 | null | Device for classifying components particularly midget components | en | 1389786 Shoots P A SHEVINOV 17 April 1973 18534/73 Heading B8S A device for classifying components delivered to a testing unit 1, in accordance with a measured parameter thereof, comprises a shoot 12 movable in response to a signal corresponding to the parameter measured, to deliver the component once discharged from t... | en |
GB-217075-A | GB-1854323-A | GB | A | A | null | 1923-07-18 | null | D21D5/02 | null | Improvements in machines for straining paper-pulp | en | 217,075. Watford Engineering Works, Ltd., and Paramor, J. July 18, 1923. Non-rotary straining machines with jigging or pulsating elements.-A flat or trough-shaped strainer a is suspended by straps c which embrace eccentrics d on a rotating shaft e so that all portions of the straining surface receive a uniform vibrator... | en |
GB-228849-A | GB-1861524-A | GB | A | A | null | 1924-08-05 | null | C07D213/16 | null | Improvements in or relating to insecticides | en | An insecticide, which consists of a mixture of isomeric dipyridyls, is prepared by heating sodium with an excess of pyridine, then passing dry oxygen or air through the cooled product until the colour turns brown, and finally removing the excess of pyridine by distillation. | en |
GB-204019-A | GB-1864923-A | GB | A | A | null | 1923-07-19 | null | null | null | Improvements in and relating to automatic electric substation control equipments | en | 204,019. British Thomson - Houston Co., Ltd., (Assignees of Whiting, M. A.). Sept. 15, 1922, [Contention date]. Motor-generators; motors, controlling.-In systems for starting motor-generator sets in automatic substations, a synchronous motor 2, driving a continuous-current generator 3, is speeded up from rest, starting... | en |
GB-653966-A | GB-1879548-A | GB | A | A | null | 1948-07-13 | null | H04B7/155 | TREADWELL CYRIL GORDON | Improvements in or relating to the automatic replacement of defectiye repeating or receiving equipment in high frequency electric communication systems | en | 653,966. Electric indicating systems. STANDARD TELEPHONES & CABLES, Ltd. July 13, 1948, No. 18795. [Class 40 (i)] [Also in Group XL (c)] In a communication system, in which the normal equipment at a repeater or receiver station is replaced by spare equipment if an abnormal reduction in signal occurs, means are prov... | en |
GB-250446-A | GB-1882525-A | GB | A | A | null | 1925-07-24 | null | E04B1/41 | null | Improvements in means for securing hangers and like devices to reinforced concrete structures | en | 250,446. Armstrong, J. J. V., (Bauindustrie Akt.-Ges). July 24, 1925. No Patent granted (Sealing fee not paid). Supporting pipes and tubes.-A bolt conduit or channel c for use in securing pipe and cable hangers and like devices to reinforced concrete structures and beams is made with a swallowtail cross-section having ... | en |
GB-531318-A | GB-1883739-A | GB | A | A | null | 1939-06-28 | null | H04M1/68 | null | Improvements in and relating to electric communication systems | en | 531,318. Secret transmission. TELEPHONE MANUFACTURING CO., Ltd., and PADDLE, L. H. June 28, 1939, No. 18837. [Class 40 (iv)] A subscriber's line L over which normal communication can take place from an instrument NP is associated, when the handset of a second instrument SP is lifted, with secrecy apparatus SE which... | en |
GB-793556-A | GB-1886855-A | GB | A | A | null | 1955-06-29 | null | H01L21/18 | null | Improvements in or relating to processes for the production of sintered bodies | en | A pure fused body of silicon is produced by electrically heating silicon in powdered form in an electrically non-conductive heat-resistant container in vacuo or in a protective gas atmosphere so as to form a sintered body, removing the sintered body from the container, and subjecting to a zone melting process. The prot... | en |
GB-705905-A | GB-1891550-A | GB | A | A | null | 1950-07-28 | null | C21C5/52 | null | Improvements in preparation of metals and alloys at very high temperatures and products obtained thereby | en | 705,905. Making and refining alloys; refining iron and other metals. SOC. ANON. DE COMMENTRY FOURCHAMBAULT & DECAZEVILLE. July 28, 1950 [Aug. 16, 1949], No. 18915/50. Classes 72 and 82 (1) [Also in Group XII] In the treatment of metals and alloys, the metal bath, with or without other constituents added thereto dur... | en |
GB-1362462-A | GB-1892972-A | GB | A | A | null | 1972-04-24 | null | H02P23/16 | null | Speed controlling arrangements | en | 1362462 Automatic control of speed DAIMLER-BENZ A G 24 April 1972 [26 April 1971] 18929/72 Heading G3R [Also in Divisions F1 and H3-5] The speed of a machine element, e.g. a diesel engine, is controlled by a system in which a pulse signal whose frequency is proportional to speed is shaped so that the pulses have unifor... | en |
GB-307040-A | GB-1906528-A | GB | A | A | null | 1928-06-30 | null | H04Q3/00 | null | Circuit arrangement for telephone installations | en | 307,040. Siemens & Malske Akt.-Ges. March 3, 1928, [Convention date]. Semi - automatic exchange systems; timecontrolling systems.-Thermal relays are employed to release a connection if neither subscriber gives a clearing signal within a gven time. The invention is described with reference to a system substantially ... | en |
GB-626803-A | GB-1909447-A | GB | A | A | null | 1947-07-17 | null | E06B7/232 | null | A metal trap for the exclusion of rain and wind | en | 626,803. Draught excluders. ROBERTS, K. G. July 17, 1947, No. 19094. Drawings to Specification. [Class 20(iii)] A metal strip for application to windows for the exclusion of wind and rain has a section partly tubular in shape terminating in a vertical flange. This can be attached to the rebate of a casement window or s... | en |
GB-271290-A | GB-1913726-A | GB | A | A | null | 1926-07-31 | null | H01H3/02 | null | Improvements in gas lighting devices | en | 271,290. Woods, S. J. July 31, 1926. Lighting burners by electric devices.-A rod 10 is adapted to be moved in one direction against the action of a spring 29 on opening the gas-cock 20 and be released at a predetermined point so that it is moved rapidly by the spring in the opposite direction for operating a magneto 7 ... | en |
GB-426241-A | GB-1923634-A | GB | A | A | null | 1934-06-29 | null | E21D11/06 | null | An improved walling or lining for mines | en | 426,241. Linings for mines. PARUSEL, J., 46, Oberwallstrasse, Gleiwitz, Germany. June 29, 1934, No. 19236. Convention date, July 28, 1933. [Class 85] A yielding lining or walling for mines consists wholly or partly of tar beton. The lining may be formed as a unitary whole by tamping behind a shell or it may be formed o... | en |
GB-674914-A | GB-1927650-A | GB | A | A | null | 1950-08-02 | null | A01C17/00 | null | Improvements in apparatus for spreading lime and the like over areas of land | en | 674,914. Fertilizer distributers. MUSGROVE, F. E. Aug. 2, 1950 [May 31, 1950], No. 19276/50. Class 6(i) A lime or like spreading machine comprises a vehicle 1 fitted with a flexible mat 3 adapted to be wound on a roller 6 to move the material towards a scraper conveyer 8 which feeds the material in a finely divided sta... | en |
GB-1467414-A | GB-1935774-A | GB | A | A | null | 1974-05-02 | null | C09J167/00 | null | Laminates | en | 1467414 Laminates GENERAL ELECTRIC CO 2 May 1974 [13 June 1973] 19357/74 Heading B5N [Also in Division H5] A laminate comprises, as adhesive interlayer, a block polysiloxane-polycarbonate copolymer made by reacting (A) a halogen chain-stopped polydiorganosiloxane composed of from 5 to 200 chemically combined diorganosi... | en |
GB-613728-A | GB-1936046-A | GB | A | A | null | 1946-06-28 | null | B21C1/12 | null | Improvements relating to wire drawing machines | en | 613,728. Drawing wire. NORTON & CO., Ltd., Sir J. F., and NORTON, W. J. June 28, 1946, No. 19360. Addition to 580,389. Drawings to Specification. [Class 83 (iv)] The constant torque magnetic couplings driving the wire drawing drums of the machine described in the parent Specification are provided with a hand-adjust... | en |
GB-715127-A | GB-1939551-A | GB | A | A | null | 1951-08-16 | null | F16D55/40 | FLETCHER ARTHUR HOLMES | Improvements in or relating to brake mechanisms | en | 715,127. Disc brakes. ROLLS-ROYCE, Ltd. Aug. 14, 1952 [Aug. 16, 1951], No. 19395/51. Class 103(1) In a disc brake the fixed plates 25, 26 and the moving plates 12, 15 are pressed together by the ram cylinder 18. The fixed cylindrical member 19 occupies the annular space between inner and outer plates and is splined to ... | en |
GB-297814-A | GB-1940228-A | GB | A | A | null | 1928-07-04 | null | B60R17/00 | null | Improvements in lubricating devices for spring plates | en | 297,814. Graissage Alcyl Soc. Anon. Sept. 30, 1927, [Convention date]. Channels in springs.- The centre bolt 1 of a vehicle spring is provided with a lubricating groove or flat 6 communicating through channels 4, 5 with a channel 7 in a nut 2, the channel 7 being connected by a hollow screw 3 and a coupling member to a... | en |
GB-1185919-A | GB-1950967-A | GB | A | A | null | 1967-04-27 | null | G03H1/00 | OSTERBERG HAROLD | Microscope | en | 1,185,919. Holography; microscopes. AMERICAN OPTICAL CORP. April 27, 1967 [April 29, 1966], No. 19509/67. Headings G2C and G2J. A microscope wherein a hologram of a specimen 19 is made using the two beam method comprises a laser 10, a beam splitter 12 giving a reference beam 11 and an object beam 9, an objective 20 for... | en |
GB-791426-A | GB-1959656-A | GB | A | A | null | 1956-06-25 | null | null | null | 10-(halo-benzoyl)-3,7-bis(dimethylamino)phenothiazines | en | The invention comprises 10-(halobenzoyl)-3,7-bis-(dimethylamino) phenothiazines wherein the halogen is chlorine or bromine, and a method of preparing them by reacting the zinc chloride double salt of leucomethylene blue with halobenzoyl chloride in hot pyridene, pouring the reaction mixture into water to obtain a preci... | en |
GB-920661-A | GB-1961860-A | GB | A | A | null | 1960-06-02 | null | F02C9/16 | JOHNSON CHRISTOPHER LINLEY | Gas turbine engine fuel system | en | 920,661. Gas turbine engine fuel systems; speed governors. ROLLS-ROYCE Ltd. May 26, 1961 [June 2, 1960], No. 19618/60. Classes 57 and 110 (3). A gas turbine engine fuel system comprises in flow series a fuel reservoir 10, a centrifugal main fuel pump 14, a fuel control unit 21 for metering the flow of fuel in accordanc... | en |
GB-732965-A | GB-1963251-A | GB | A | A | null | 1951-08-20 | null | B23K31/02 | LANGFORD ROY GEORGE | Improvements in methods of applying a hard metal to metal parts | en | 732,965. Welding by fusion. LANCASTER (LONDON), Ltd., G. K. Nov. 13, 1952 [Aug. 20, 1951], No. 19632/51. Class 83 (4). A method of applying a hard metal to metal parts comprises applying a stainless steel filler rod 50a to the part 51 which is connected to one side of a low voltage supply and applying a carbon electrod... | en |
GB-499146-A | GB-1965637-A | GB | A | A | null | 1937-07-15 | null | C08F8/28 | null | Polyvinyl acetal resins | en | Polyvinyl acetal resins are prepared by saponifying a polyvinyl ester, under substantially anhydrous conditions, in solution in an alcoholic de-esterifying agent in the presence of a hydrogen halide until the ester becomes water-soluble but is still soluble in the de-esterifying agent, and then causing the saponified e... | en |
GB-699605-A | GB-1982952-A | GB | A | A | null | 1952-08-06 | null | B02C17/22 | HENRICOT JACQUES FERNAND | Improvements in grinding mills | en | 699,605. Ball mills. USINES HENRICOT E. Aug. 6, 1952, No. 19829/52. Class 59 The lining of a ball mill comprises a plurality of rings 5 each provided with studs 9 the heads of which are at varying distances from the axis of the mill, those heads in each ring which are furthest from the mill axis being disposed towards ... | en |
GB-147810-A | GB-1985520-A | GB | A | A | null | 1920-07-09 | null | G05F1/335 | null | Improvements in and relating to electrical regulating systems | en | 147,810. British Thomson-Houston Co., (Assignees of Murphy, E. J., and Thompson, L. IV.). July 10, 1918, [Convention date]. Transformers.-A transformers 5 is provided with a magnetizing winding 13 energized by a direct or lowfrequency generator 23 and arranged so that the varying flux due to the primary winding 9 produ... | en |
GB-1189852-A | GB-1990867-A | GB | A | A | null | 1967-05-01 | null | B01F23/30 | null | Method and Apparatus for Conditioning Particulate Materials | en | 1,189,852. Mixing apparatus. NATIONAL ENG. CO. of CANADA Ltd. 1 May, 1967 [4 May, 1966], No. 19908/67. Heading B1C. Apparatus for mixing particulate material, e.g. for heating foundry sand, comprises a chamber 22 containing a central shaft 48 driven by an electric motor 26 and carrying lower paddles 130, 132, upper pad... | en |
GB-780226-A | GB-1991755-A | GB | A | A | null | 1955-07-09 | null | H02B1/04 | ATHERTON THOMAS GEOFFREY FENTO | Improvements in and relating to the mounting of circuit breakers in distribution boards | en | 780,226. Switchboards; switch cases. DORMAN & SMITH, Ltd. Feb. 3, 1956 [July 9, 1955], No. 19917/55. Class 38 (5). A distribution board having a plurality of circuit-breakers 12 comprises a bus-bar 10 and a support rod 11 arranged parallel to each other within a casing (not shown). The bus-bar has a slot 13 for eac... | en |
GB-840869-A | GB-1993858-A | GB | A | A | null | 1958-06-21 | null | B41F9/14 | GILLIS EDMUND ANTHONY | Improvements in and relating to intaglio printing presses | en | 840,869. Printing machines. CRONITE CO. Inc. June 21, 1958, No. 19938/58. Class 100(2) In an intaglio printing press an endless belt for wiping the surface of the die is normally fed step-by-step beneath a wiping pad by means actuated from the drive to the press, and an electric motor is provided for advancing the belt... | en |
GB-358088-A | GB-1999030-A | GB | A | A | null | 1930-07-01 | null | B23Q5/56 | null | Improvements in and relating to means for concealing the discharge flash and preventing smoke discharge in guns | en | 358,088. Firearms. TRIGGS, W. W., 57, Lincoln's Inn Fields, London.-(Soc. Italiana Miglioramento Armi; 36, Via Gaetano Filangeri, Naples, Italy.) July 1, 1930, No. 19990. [Classes 9 (i), 92 (ii), and 119.] Means for diminishing the flash and smoke accompanying discharge, which also acts to lessen the noise and to r... | en |
GB-1058290-A | GB-2012364-A | GB | A | A | null | 1964-05-14 | null | F16C19/36 | null | Self-aligning rolling-contact bearing | en | 1,058,290. Bearings. W. SCHAEFFLER, and G. SCHAEFFLER, [trading as INDUSTRIEWERK SCHAEFFLER oHG.]. May 14, 1964 [May 16, 1963], No. 20123/64. Heading F2A. A self-aligning roller bearing has an inner race (1), the Figure (not shown), an outer race comprising two parts (5) which are joined together in a plane at right an... | en |
GB-1567781-A | GB-2014776-A | GB | A | A | null | 1976-05-15 | null | A01N43/12 | null | Pyrazolopyrimidines | en | null | null |
GB-1500714-A | GB-2023474-A | GB | A | A | null | 1974-05-08 | null | F16F9/48 | null | Shock absorbers | en | 1500714 Hydropneumatic shock absorbers with varying spring rate OLEO INTERNATIONAL HOLDINGS Ltd 5 May 1975 [8 May 1974] 20234/74 Heading F2S In a hydropneumatic shock absorber (Figs. 1A and 1B, not shown), the gas and liquid are separated by a movable wall 24A, 24B; liquid displaced through throttling means (including ... | en |
GB-700175-A | GB-2028250-A | GB | A | A | null | 1950-08-15 | null | E04G11/12 | null | Improvements in or relating to shuttering for casting concrete | en | 700,175. Shuttering panels for casting concrete. JOHNSTON BROS. (CONTRACTORS), Ltd., and BONE, A. B. Nov. 15, 1951 [Aug. 15, 1950], No. 20282/50. Class 20 (2) Shuttering panels 10, Fig. 1, are reinforced by tubular backing members 14, 16 welded, riveted or attached by screws or clamped thereto, so that when arranged si... | en |
GB-1009697-A | GB-2030962-A | GB | A | A | null | 1962-05-25 | null | B65H19/29 | ALEXANDER ROBERT CURTIS | Rolled paper, method of, and apparatus for securing the free end thereof | en | 1,009,697. Packages and packing machines. KIMBERLY-CLARK CORPORATION. May 25, 1962, No. 20309/62. Heading B8C. [Also in Divisions A4, B6] The free end of a roll of paper is secured by lightly moistening a small area of the final layer of the roll near the free end and compressing part or all of the moistened area to ca... | en |
GB-1190735-A | GB-2032666-A | GB | A | A | null | 1966-05-07 | null | B63H11/11 | ANGIER RICHARD | Improvements in or relating to Steering Means for Vessels employing Hydraulic Jet Propulsion | en | 1,190,735. Water-jet propulsion. U.A. ENG. Ltd. 8 May, 1967 [7 May, 1966], No. 20326/66. Heading B7V. In water-jet propulsion apparatus for a water-borne vessel, a pair of part-cylindrical deflectors 2 are attached to a duct 1 so that they are capable of pivotal movement about a common vertical axis X-X intersecting th... | en |
GB-680953-A | GB-2036350-A | GB | A | A | null | 1950-08-16 | null | C07F7/12 | null | Process for the manufacture of organohalogenosilanes | en | <PICT:0680953/IV (b)/1> Organic halosilanes are prepared by contacting at elevated temperature a contact mass of silicon, with or without an added metal, with an alkyl, aryl or alkaryl halide in a plurality of juxtapositioned reaction zones which are spaced from one another by a heat-exchange medium. Preferably,... | en |
GB-1344845-A | GB-2042071-A | GB | A | A | null | 1971-04-19 | null | C07C13/43 | null | Nobornene derivatives and processes for preparing the same | en | 1344845 Norbornene derivatives SNAM PROGETTI SpA 19 April 1971 [22 Jan 1970] 20420/71 Heading C2C [Also in Division C5] Dihydric alcohol derivatives of norbornenes are prepared by reaction of a cyclopentadiene and an ester of fumaric acid or of maleic acid to give a compound of the Formula (C) which is reacted with a G... | en |
GB-1044601-A | GB-2042965-A | GB | A | A | null | 1965-05-14 | null | H04Q3/00 | null | Improvements to selection systems for electrical lines or circuits | en | 1,044,601. Automatic exchange systems. INTERNATIONAL STANDARD ELECTRIC CORPORATION. May 14, 1965 [May 15, 1964], No. 20429/65. Heading H4K. In a system having primary and secondary switching stages EP, ES each arranged in sections such as SP1, SP2; SS1, SS2 in which direct links such as mpd1, mpd2 connect each primary ... | en |
GB-840857-A | GB-2043257-A | GB | A | A | null | 1957-06-28 | null | C22C1/04 | BARRETT TREVOR ROBERT | Method of producing shaped bodies of beryllium | en | Shaped bodies of beryllium are formed by filling loose beryllium powder of particle size not greater than 80 microns in a mould, and sintering the powder in the mould without applying pressure thereto before or during sintering. Preferred particle sizes of beryllium powder are specified. The main impurities in the be... | en |
GB-663327-A | GB-2046149-A | GB | A | A | null | 1949-08-05 | null | B23K35/36 | null | Welding fluxes | en | A pulverulent welding flux comprises 30 to 50 parts by weight of sodium carbonate monohydrate, 10 to 30 parts hydrated alkali metal pentaborate and 1 to 10 parts graphite. It may also contain 20 to 40 parts alkali metal nitrate, 5 to 20 parts silica and 1 to 10 parts iron oxide or manganese oxide. | en |
GB-857107-A | GB-2046858-A | GB | A | A | null | 1958-06-26 | null | C08G65/325 | null | Halogenated polyalkylene oxides | en | Waxy to solid halgenated poly alkylene oxides having a 5% aqueous solution viscosity of 10 to 500,000 cps. are prepared by reacting a high molecular weight solid poly alkylene oxide containing certain catalyst residues with a halogenating agent, the product having an average molecular weight lower than that of the star... | en |
GB-148542-A | GB-2052520-A | GB | A | A | null | 1920-07-10 | null | F42B39/00 | null | Receptacle for blasting cartridges | en | 148,542. Meffert, P. Aug. 30, 1915, [Convention date]. Stoppers, plug. - A receptacle for carrying liquidair blasting-cartridges is formed with a long neck R closed by a tubular plug c having a solid outer end provided with a slot for the passage of the electric detonator wires f. The plug c also serves to guide the ca... | en |
GB-1217113-A | GB-2054169-A | GB | A | A | null | 1969-04-22 | null | B23K20/04 | null | Methods of making stiffened or reinforced plates | en | 1,217,113. Jointing by rolling; making composite plates. VEREINIGTE METALLWERKE RANSHOFEN-BERNDORF A.G. 22 April, 1969 [22 April, 1968], No. 20541/69. Headings B3A and B3M. A reinforced plate is made by roll bonding metal sections 3 to metal sheets 5, the sections being supported by a member 2 of harder material during... | en |
GB-995408-A | GB-2065064-A | GB | A | A | null | 1964-05-19 | null | B23Q3/00 | null | Improvements in and relating to timber feeding apparatus for dividing band saws | en | 995,408. Sawing. G. CANALI. May 19, 1964, No. 20650/64. Heading B5L. A device for feeding timber 9 to a dividing band saw 2 comprises a band 3 which is guided over sprockets or rollers and runs in the direction of feed for urging the timber into cutting engagement with one side of the saw blade, and a plurality of roll... | en |
GB-1033759-A | GB-2083365-A | GB | A | A | null | 1965-05-17 | null | F01D5/18 | AYERS KENNETH MICHAEL | Aerofoil-shaped blade | en | 1,033,759. Turbine blades. ROLLS-ROYCE Ltd. May 17, 1965, No. 20833/65. Heading F1T. A turbine blade has a main cooling air bore 11 extending from the root to the tip of the blade and communicating with further radially extending bores 14, 15 by way of slots 20 having a converging portion 26 and a portion 27 of consta... | en |
GB-915233-A | GB-2084161-A | GB | A | A | null | 1961-06-08 | null | F02C7/22 | null | Fuel injection arrangement for gas turbine engines | en | 915,233. Gas turbine jet engines. UNITED AIRCRAFT CORPORATION. June 8, 1961 [July 13, 1960], No. 20841/61. Class 110 (3). In a gas turbine engine comprising concentric inner, middle and outer walls defining inner and outer air passages, a fuel injection arrangement comprises a hollow ring member which is detachably mou... | en |
GB-460224-A | GB-2094635-A | GB | A | A | null | 1935-07-23 | null | C09B29/00 | null | The manufacture of azodyestuffs | en | Water-soluble azo dyestuffs are manufactured by coupling diazotized aminoarylsulphofluorides with coupling components containing at least one sulphonic acid group, e.g. pyrazolone sulphonic acids, hydroxy- and aminonaphthalene sulphonic acids, aminonaphtholsulphonic acids, and their acyl derivatives. The products dye ... | en |
GB-1008341-A | GB-2098563-A | GB | A | A | null | 1963-05-25 | null | B65H69/02 | CASSIE ARNOLD BLATCHFORD DAVID | Means for dispensing jointing preparations | en | 1,008,341. Coating apparatus. WOOL INDUSTRIES RESEARCH ASSOCIATION. May 19, 1964 [May 25, 1963], No. 20985/63. Heading B2B. A jointing &c. dispenser includes a container for the jointing preparation, a lid or cover therefor with an opening in it, and a roller segment rotatably mounted in the container and arrange... | en |
GB-700232-A | GB-2102049-A | GB | A | A | null | 1949-08-12 | null | H01L29/02 | null | Electric circuit elements, devices and systems utilizing semiconductive bodies | en | 700,232. Semi-conductor amplifiers. WESTERN ELECTRIC CO., Inc. Aug. 12, 1949 [Aug. 14, 1948 ; Aug. 19, 1948], Nos. 21020/49 and 21021/49. Class 40 (4) [Also in Groups XXXVI and XL (c)] An electric circuit element for translating electrical signals comprises a semi-conductor body having an ohmic connection and two oppos... | en |
GB-499792-A | GB-2107537-A | GB | A | A | null | 1937-07-29 | null | H01J17/04 | null | Improvements in or relating to gas or vapour electric discharge apparatus | en | 499,792. Converting. SOC. ANON. POUR LES APPLICATIONS DE L'ELECTRICITE ET DES GAZ RARES, ETABLISSEMENTS CLAUDE-PAZ & SILVA. July 29, 1937, No. 21075. Convention date, June 22. [Class 38 (ii)] [Also in Group XL] In vapour electric discharge apparatus comprising one or more metal parts performing the functions of... | en |
GB-833505-A | GB-2115156-A | GB | A | A | null | 1956-07-09 | null | B60T15/48 | null | Improvements in indirectly acting compressed air brakes, particularly for railway vehicles | en | 833,505. Fluid-pressure brakes. VERWALTUNGSGESELLSCHAFT DER WERKZEUGMASCHINENFABRIK OERLIKON. July 9, 1956 [July 8, 1955], No. 21151/56. Class 103 (1). A filling device for the constant pressure reservoir S of indirectly-acting compressed air brakes comprises a filling valve F controlling the connection of the constant... | en |
GB-887044-A | GB-2120658-A | GB | A | A | null | 1958-07-02 | null | G08C19/00 | MOIR JAMES | Improvements in and relating to signalling by means of a rope such as used for winder and haulage plants | en | 887,044. Magnetic records. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. July 1, 1959 [July 2, 1958], No. 21206/58. Class 40 (2). [Also in Group XXV] A winder or haulage rope is made partly or wholly of magnetic material and carries transverse magnetic signals applied substantially at right-angles so that on playback using a s... | en |
GB-830984-A | GB-2124557-A | GB | A | A | null | 1957-07-04 | null | H01H23/16 | null | Snap-action electric switches | en | 830,984. Snap-action switches. LAMAUDIERE, P. F. J. July 4, 1957 [July 28, 1956; June 20, 1957], No. 21245/57. Class 38 (5). A switch comprises a dolly 13 pivoted on a pin 10 located in apertures 6 in a support 5, the dolly enclosing a socket 12 containing a spring 15 which bears at one end on the pin 10 and at the oth... | en |
GB-1181005-A | GB-2135769-A | GB | A | A | null | 1967-05-11 | null | D02J1/00 | null | Apparatus for the Texturization of Yarns | en | 1,181,005. Yarn bulking apparatus. OWENS-CORNING FIBERGLAS CORP. 11 May, 1967 [18 May, 1966; 29 Dec., 1966], No. 21357/69. Divided out of 1,181,004. Headings D1F and D1W. Yarn bulking apparatus has a fluid jet 18, and double diameter coaxial rollers 23, 24, the larger portions 33 of the rollers serving to feed the yarn... | en |
GB-412782-A | GB-2138433-A | GB | A | A | null | 1933-07-29 | null | F02M1/00 | null | Improvements in devices for preventing damage from back-firing in internal combustion engines | en | 412,782. Preventing damage from back-firing. DELAMAIN, G., 13, Rue Marius-Aufan, Levallois-Perret, Seine, France. July 29, 1933, No. 21384. Convention date, July 29, 1932. [Class 7 (ii).] To prevent damage from back-firing, one or more screens of metallic netting or perforated sheet metal are arranged in the inlet cond... | en |
GB-729013-A | GB-2142753-A | GB | A | A | null | 1953-08-04 | null | C07D213/85 | null | Process for the preparation of nitriles | en | Nitriles are prepared by reacting nitric oxide with an alkyl-substituted organic compound containing at least one alkyl group directly attached to a carbon atom, which is in turn attached to another carbon atom by a double bond, the reaction being at temperatures between 400 DEG and 700 DEG C., in the presence of a d... | en |
GB-276659-A | GB-2143927-A | GB | A | A | null | 1927-08-15 | null | C01B17/86 | null | Improvements in and relating to the manufacture of sulphuric acid | en | 276,659. Petersen, H. Aug. 28, 1926, [Convention date]. Tower processes.-In the manufacture of sulphuric acid by tower processes, such as the Opl process, sufficient nitrogen oxides are set free in the first production tower to oxidize the sulphur dioxide in all the later towers. This is accomplished by the use of a to... | en |
GB-261849-A | GB-2160525-A | GB | A | A | null | 1925-08-28 | null | B04B9/12 | null | Improvements relating to high speed motor driven spindles | en | 261,849. Soieries de Strasbourg Soc. Anon., and Bronnert, E. Aug. 28, 1925. Spindle apparatus; spindle-driving apparatus.- The rotor of high speed motor primarily for driving the spindles of centrifuges for spinning artificial silk is mounted, for the purpose of reducing vibration, on a hollow shaft in which the spindl... | en |
GB-138042-A | GB-2171519-A | GB | A | A | null | 1919-09-04 | null | B60B21/12 | null | Improvements relating to the wheels of motor vehicles | en | 138,042. Reed, G. Sept. 4, 1919. Tyre attachments to rims. - To prevent creeping, the edges of the tyre cover c engage teeth e on a short metal plate d which is adapted to be clamped to the rim by means of the valvestem. Similar plates may also be fitted under the heads of the security-bolts. The plates may be formed w... | en |
GB-532697-A | GB-2173439-A | GB | A | A | null | 1939-07-26 | null | C08J3/00 | null | Improved method of treating polymeric vinylidene chloride | en | 532,697. Vinyl polymerization products, artificial filaments and films. TENNANT, W. J. (Dow Chemical Co.). July 26, 1939, No. 21734. [Classes 2 '(ii) and 2 (iii)] To improve the strength of polyvinylidene chloride and to facilitate the fabrication thereof into articles of high strength by coldworking methods, the p... | en |
GB-678448-A | GB-2179649-A | GB | A | A | null | 1949-08-23 | null | B65H54/54 | null | Improvements relating to yarn winding machines | en | 678,448. Winding yarns. SCRAGG, Ltd., S. & E., SCRAGG, F., and DOBSON, A. Sept. 15, 1950 [Aug 23, 1949], No. 21796/49. Class 120(ii) A yarn winding machine comprises a rotary drum A, a reciprocating bar C having a yarn guide D mounted thereon to feed yarn to a spool H having a flange H<SP>1</SP> one end... | en |
GB-771731-A | GB-2179655-A | GB | A | A | null | 1955-07-28 | null | A61K9/06 | null | A veterinary medicine | en | A veterinary medicine for treating parasitic diseases of birds comprises a mixture of linseed oil, oil of creosote and paraffin. The mixture may be used to disinfect cages and houses for birds by pouring it into crevices where parasites are likely to be found. | en |
GB-994427-A | GB-2181361-A | GB | A | A | null | 1961-06-16 | null | F24B1/08 | null | Solid fuel fired stove or similar space heating device | en | 994,427. Solid fuel fired stove. BECKERS HAARDENFABRIEK N.V. June 16, 1961 [June 17, 1960], No. 21813/61. Heading F4W. In a solid fuel stove or fireplace, a plate 5 arranged between a fuel supply space and the front of the stove above the grate 3 is adjustable to different angles with the horizontal and has upper and l... | en |
GB-1004486-A | GB-2194462-A | GB | A | A | 2742-12-20 | 1962-06-06 | null | G03B21/32 | null | Improvements in or relating to film projectors | en | null | null |
GB-492215-A | GB-2194537-A | GB | A | A | null | 1937-08-09 | null | C04B35/52 | null | Improvements in or relating to refractory articles | en | A refractory article, e.g. a retort or crucible, having one or more carbon-containing constituents, e.g. graphite, silicon carbide, contains also an oxidic compound of copper, e.g. cupric oxide, to increase the resistance of the article to oxidation during use. The oxidic compound of copper may be incorporated in a ce... | en |