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certain embodiments provide systems and methods for flexible approvals a gaming environment . certain embodiments of a method include receiving an approval request and locating an appropriate supervisor for the approval request . the method includes obtaining approval or denial of the approval request from the appropri...
6Physics
a portable mass storage device for use in two factor authentication systems and methods . a secure portable mass storage device protects content from being freely copied with security mechanisms and firmware . the security functionality also protects confidential user credentials and passwords , as well as algorithms a...
7Electricity
a light emitting device having a plurality of light extracting elements defined on an upper surface of a semiconductor layer of the device , wherein the light extracting elements are adapted to couple light out of the device and to modify the far field emission profile of the device . each element comprises an elongate...
7Electricity
a field effect transistor inverter - level shifter circuit which accepts ttl input level signals and generates mos output level signals consists of the series combination of a load device , an enhancement mode transistor , and a depletion mode transistor . the gates of the enhancement and depletion mode transistors are...
7Electricity
in the autostereoscopic display which provides with the display with non - luminescence area between blue , red , green forms between each pixel and the each pixel , each display parts , the lens sheet where a lot of lenses were displayed , and the diffusion board placed between the above mentioned display and the abov...
7Electricity
apparatus involves advancing wedge material stock and also substantially permanently forming the stock material to precise dimensional tolerances by squeezing and deforming the material with pinch rollers . deforming of the material includes pinching the material and thereby reducing the thickness of the material at pr...
8General tagging of new or cross-sectional technology
a method for enhancing intracellular delivery of effector molecules is provided . the method involves modifying selected antibodies with biotin and streptavidin , conjugating these antibodies with an effector molecule , and delivering the conjugated effector to an intracellular target specifically recognized by the ant...
0Human Necessities
a system and method for producing product gas using residual waste liquor is described with a gasifier reactor having a fluidized bed located therein . the gasifier reactor is heated to a predetermined temperature range with either an external heater or a second fluidized bed located at a position below the first fluid...
8General tagging of new or cross-sectional technology
terminal position assurance member used in a connector , to make sure that a terminal is positioned properly . the tpa member has at least one locating / guide feature to provide proper guidance and to avoid an imbalance during engagement with a connector housing , and has at least one flexible feature to help retain t...
7Electricity
the invention provides a method to stabilize a pointer displayed within an output image . the method enables the user to magnify selected areas within the output image . this allows the user to β€˜ zoom ’ in on areas of interest in the output image , and to make accurate selections with the stabilized pointer . design fe...
6Physics
a method and system for managing communications among computer devices without involving central processor units of computer systems when it is determined that involving a central processor unit is unnecessary . the method employs a controller to manage communications among peer and host devices . with this method , co...
6Physics
a power supply device equipped with ac and dc power supply structures aims to separate an ac connection structure and a dc connection structure of the power supply device of a given size specification to replace the conventional dc and ac connection structures that are coupled on a single connection board so that the d...
6Physics
computerized coiling control in which both pouring reel location and reel speed wobble pattern are preselected , whereby a moving product , such as bar , rod or wire , is continuously poured into a reel to form the densest product coils under a variety of coiling situations . a coiler operator presets independently adj...
1Performing Operations; Transporting
an artificial lure has a main body , a rod with a hook , and a preserve element located between the main body and the rod and formed so that it does not change during throwing the lure in manipulation in water , but then in response to setting a hook by a fisherman allows movement of the rod with the hook relative to t...
0Human Necessities
a catalyst composition for the polymerization of polyamide / copolyamide comprising a primary catalyst which comprises an alkali metal hypophosphite or an alkali - earth metal hypophosphite , and an organic phosphite cocatalyst . the catalyst composition of this invention is most useful when used in conjunction with th...
2Chemistry; Metallurgy
a cover for an electrical socket includes multiple walls joined with one another and configured to overlay an electrical socket . a latch element is provided with at least one of the walls to securely retain the walls against the electrical socket . a rigid member is secured to the walls and retains the walls in a pred...
8General tagging of new or cross-sectional technology
digital optical switches with asymmetrical wave guides and an electro - optically controllable adiabatic coupling in a central region must have a degree of crosstalk suppression of better than 20 db for use in transparent optical networks . with x or y arrangements , the invention provides for this purpose a grid devic...
6Physics
a process of making a sensitized record sheet material is disclosed , suitable for developing color in oily , colorless , chromogenic dye - precursor inks applied thereto . said record sheet material has a light , reactive , coating which comprises a zinc compound and a salicylic acid derivative combined in , and appli...
1Performing Operations; Transporting
in order to finish the regeneration step in a short time and improve fuel efficiency , a regeneration control device for a post - processing device of a hybrid vehicle is constructed such that , at the time of deceleration during the regeneration of the post - processing device , the hybrid vehicle is driven by the ele...
1Performing Operations; Transporting
this invention relates to a 24 hour extended release dosage formulation and unit dosage form thereof of venlafaxine hydrochloride , an antidepressant , which provides better control of blood plasma levels than conventional tablet formulations which must be administered two or more times a day and further provides a low...
0Human Necessities
a method for inactivating microbiological contaminants in a human blood platelet preparation is disclosed . the method comprises , first , providing blood platelets , particularly human blood platelets , suspected of being contaminated with microorganisms . the platelets are then contacted to a fixative for a time suff...
0Human Necessities
coating compositions of silver flake suspended in predominantly aqueous vehicle is disclosed for laying down a coating of electrically conductive metal on resistive or dielectric substrates useful in the electronics industry . the coating compositions provide an ideal combination of high silver loading and low viscosit...
7Electricity
apparatus for driving a web crosscutting roller with knife blade . a variable speed motor drives the roller which also is of variable speed . a control device is operable on the motor to effect selective change of the rotative speed thereof . a spring is connected to the roller to alternatively impart retardation or ac...
1Performing Operations; Transporting
a new and distinct variety of loblolly pine tree named β€˜ 01pm0212 ’, particularly characterized by uniform rapid growth ; good stem straightness ; moderate rust resistance ; and moderate to long internode .
0Human Necessities
in the compact transmission of a hand - held reciprocating power saw , conversion of rotary to reciprocating motion is through a speed reducing bevel gear set closely coupled by an eccentric drive pin in the crown wheel to a reciprocating saw blade carrier bar . a guide or bearing plate extending between the crown whee...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
the process enables the simultaneous production of hydroxytelechelic polymers and oligomers by the radical route . at least one ethylenically unsaturated monomer is polymerized in the presence of hydrogen peroxide under the effect of ultra - violet radiation . the polymerization is carried out in a diluent medium compr...
8General tagging of new or cross-sectional technology
apparatus capable of fitting over the upper exposed end of a chimney liner and operable in the event of a chimney fire to extinguish the fire , the invention can be fitted to existing chimney structures without alteration of the chimney or liner structure . the present apparatus includes an air flow restriction plate w...
0Human Necessities
a consumable roller holder is disclosed that provides a pair of arms extending from an essentially centrally located mount . a spindle is coupled to one of the arms for supporting a consumable roll and one of the arms is configured to pivot between a closed position and an opened position at which the arm is self - sup...
0Human Necessities
a rotary aerator is mounted for rotation about a horizontal axis and has a plurality of agitator elements formed integrally with hub segments to provide generally star - shaped members which extend radially from the circumference of the aerator along the length thereof for introducing air or other gases into waste wate...
2Chemistry; Metallurgy
the present invention is a double - suspension receiver coil apparatus and system for conducting electromagnetic surveys including , both ground - based and airborne measurements . the present invention includes at least one receiver coil suspended by way of first suspension members within an inner frame and said inner...
8General tagging of new or cross-sectional technology
the present invention relates to novel improvements to an apparatus for uniformly decomposing compressed tablets into a uniform size powder form . more particularly , the present invention is directed to improvements to the rotor cap of the apparatus allowing the rotor cap to be easily removed from the apparatus withou...
8General tagging of new or cross-sectional technology
the invention relates to a method and an apparatus for measuring a rotational speed , in particular a rotational speed of a wheel of a motor vehicle , by means of a speed sensor , wherein the speed sensor produces an output signal characterizing the actual rotational speed and wherein the output signal of the speed sen...
1Performing Operations; Transporting
the present disclosure is directed to an electric vehicle with human power input provided by a high output pedal - driven generator . the vehicle includes a computing device with a user interface that mimics an electric exercise bicycle , with both pre - set and custom exercise program profiles .
8General tagging of new or cross-sectional technology
a system and method for improving the response time of text - to - speech synthesis utilizes β€œ triphone contexts ” as the basic unit , instead of performing phoneme - by - phoneme synthesis . the method comprises a method of generating a triphone preselection cost database for use in speech synthesis , the method compr...
6Physics
a retractable syringe , comprising a needle having a tip and a base , a needle collar coupled to the needle , the needle collar including at least one groove disposed in a bottom portion of the needle collar and extending from the portion of the needle collar nearest to the base of the needle toward the tip of the need...
0Human Necessities
hydroforming method and apparatus are disclosed for preventing or minimizing thinning of a tubular part during its hydroforming in a die cavity . seal units are employed which each have a docking rod that sealing docks at one end with the tubular part and is counterbalanced or overpowered at an opposite end with the sa...
1Performing Operations; Transporting
this invention relates to an adjustable hand held device holder and a method of using the same , comprising : an anchor ; a first , a second , a third , and a fourth elastic member , wherein the first , second , third and fourth elastic members are secured to the anchor , and wherein at least three of the elastic membe...
6Physics
there is provided a process of producing p - benzoquinone , wherein hydroquinone and hydrogen peroxide are reacted in water , an aqueous inorganic acid solution , an inert organic polar solvent or a mixture of water with an inert organic polar solvent in the presence of a catalyst selected from the group consisting of ...
2Chemistry; Metallurgy
a container shakeout apparatus is provided and has a rigid frame upon which a pair of motors supporting eccentric weights are mounted . spring reactor members are suspended from the frame and said springs in turn suspend a pair of hammers which are adopted to engage the top edge of the spaced sides of a loaded containe...
1Performing Operations; Transporting
disclosed herein is a nonvolatile semiconductor memory device including : a first selection transistor configured to be connected to a bit line ; a second selection transistor configured to be connected to a common source line ; a memory cell configured to be connected in series between the first and second selection t...
6Physics
an optical beam mode controlled high power laser system having a resonator which incorporates therein as one of the reflective elements a high efficiency diffraction grating . impinging upon the diffraction grating is not only the high power resonator laser beam , but also an injected mode controlling laser beam of pre...
7Electricity
a powder feeder for continuous casting is provided with a powder container for storing casting powder in the final stage prior to being supplied onto a molten steel surface , and a spreading feeder for spreading the casting powder on the molten steel surface in a mold . the powder container is arranged above the head o...
1Performing Operations; Transporting
a telecontrol arrangement observes and / or controls an installation . the telecontrol arrangement is set up to communicate with field devices of the installation and with a control center arrangement . in order to specify a comparatively flexible telecontrol arrangement which can be adapted to change intended purposes...
8General tagging of new or cross-sectional technology
a switched vibration isolator has an elastic base member fixed to a first fitting member , and a tubular member fixed the elastic base member . a partition device is disposed in the tubular member , and has an outer diameter , a first partition side opposing the elastic base member defining a main liquid chamber thereb...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
the present invention relates to a novel approach to improving the use of wheelchairs by offering the ability for the wheelchair to transition between accommodation for a seated position , and accommodation for a standing position , more particularly , wherein the inventive mobile manual standing wheelchair allows for ...
0Human Necessities
the shared user interface surface system is a simple and lightweight collaboration tool that is accessible simultaneously by multiple users through multiple sources . the shared user interface surface system provides a way to share a user interface surface and corresponding shared surface object , and coordinates local...
6Physics
in a backlight unit including fluorescent tubes and a diffusion unit overlapped with each other , optical materials with different transmittances are contained in a holding layer positioned between a diffusion plate and a lenticular lens layers .
6Physics
this invention discloses the antianxiety properties of compounds of the formula : ## str1 ## wherein n is 3 or 4 , r is c 1 - c 4 alkyl or phenyl , and ar is ## str2 ## where z is selected from h , c 1 - c 4 alkoxy , c 2 - c 4 alkenyloxy or hydroxy .
0Human Necessities
a method and device for treatment of basal cell carcinoma utilizing controllable and substantially monochromatic electromagnetic radiation , such as emitted by a pulsed ray laser . the wavelength may range from 585 nm to 1560 nm .
0Human Necessities
the invention relates to a method to discover optical network units with different speed capabilities in an ethernet passive optical network by an optical line termination , where logical links in the network are identified by logical link ids , and the olt can transmit and receive data with 1 gbit / s - speed and 10 g...
7Electricity
a system to monitor the status of a firefighter comprising a self contained breathing apparatus associated with the firefighter and operational with a microprocessor to transmit and receive signals by means of transceivers , a monitor to visually observe the signals , and a personal alert safety system operational with...
0Human Necessities
methods of increasing the solubility of a base in supercritical carbon dioxide include forming a complex of a lewis acid and the base , and dissolving the complex in supercritical carbon dioxide . the lewis acid is soluble in supercritical carbon dioxide , and the base is substantially insoluble in supercritical carbon...
2Chemistry; Metallurgy
a container filling device having an arrangement of liquid and gas flow control valves in a common body that separates the flow of the liquid and gas without need for seals , and incorporating in the filling device a valve element in a cage supported from a gas flow vent tube , whereby turbulence is minimized and filli...
1Performing Operations; Transporting
a technique involves trapping a command - not - found message instead of displaying it when an erronous command is entered at a user terminal and connecting it to a translation file of successful command signals which is searched for a match . there are several alternatives including displaying a failing command signal...
8General tagging of new or cross-sectional technology
a frozen beverage freezer machine is provided with two side - by - side freezer cylinders containing different flowable frozen beverage products . draw valves are provided to draw the beverages separately for dispensing separately from the two beverage freezer cylinders . an additional draw valve , generally centered r...
0Human Necessities
a camera comprising a film winder rotatable in a film winding direction for winding an exposed filmstrip into a film cassette , and a closing mechanism movable to a final position to close a light lock of the film cassette and able to be reset to a starting position to be used again , is characterized in that the film ...
6Physics
a multi - function printer and a method for calibrating the multi - function printer is disclosed the calibrating method for a printer comprises printing a calibration pattern on a medium by the printer ; obtaining a scanned image of the calibration pattern on the medium printed by the printer ; comparing the scanned i...
7Electricity
a semiconductor device is provided with a conductive layer provided on a backside of a semiconductor substrate . the conductive layer helps maintain a uniform bias voltage over the substrate . the conductive layer can also be used to apply a bias voltage to the substrate and reduce the number of bias voltage distributi...
7Electricity
an embodiment of the present invention described and shown in the specification is a system for optimizing data used in creating a photolithographic mask . the system reads a definition of a layer of wafer to be created with a photolithographic mask and defines a number of polygons corresponding to conventional pattern...
6Physics
a nonvolatile ferroelectric memory device and method for driving the same includes data reading and writing operations performed uniformly in a whole cell array and reduces the size of a cell by lowering a sensing voltage . the nonvolatile ferroelectric memory device includes a main cell and a reference cell provided w...
6Physics
an apparatus and method is provided for coupling additional memory to a plurality of processors . the method may include determining the memory requirements of the plurality of processors in a system , comparing the memory requirements of the plurality of processors to an available memory assigned to each of the plural...
6Physics
a user can access a common database from a remote communications port , at any qualified location , to generate a map or other positional information which locates selected items of interest , e . g ., businesses , stores , architectural sites , and the like . the database contains information representing the items of...
8General tagging of new or cross-sectional technology
the disclosed flash photography system operates in a first mode by controlling the flash on the basis of the distance information signals , and in a second mode by controlling the flash in response to the flash illumination of the object to be photographed . the system insures accurate flash photography by shifting fro...
6Physics
an extruder operating to continuously mix , at least partially bake and extrude a preselected formulation of ingredients to provide an at least partially baked output product which , upon final baking , exhibits a cookie - like crumb structure with structural integrity . the extruder includes an added water inlet port ...
0Human Necessities
a liquid crystal composition for use in a dap mode liquid crystal display device of a homeotropic structure type contains at least one kind of predetermined tolan derivative . the liquid crystal composition is used for a liquid crystal display device of an active - matrix drive type . the liquid crystal composition is ...
2Chemistry; Metallurgy
a power feed device for an electrical component which improves the quality of transmission and reduces the mounting density of a printed circuit board in the power feed device or reduces the thickness of the printed circuit board and thereby realizes smaller size , provided with a power supply for supplying power , a p...
7Electricity
a small battery cell including a pressure relief and spring disengagement device which vents various internal pressures to the atmosphere to prevent cell bulging or explosion , and also which internally interrupts current flow through the cell due to internal cell overheat , excessive current flow or the like . interna...
8General tagging of new or cross-sectional technology
an arrangement for storing , transporting and administering a liquid , such as a medical liquid , comprises a syringe barrel . the proximal end of the syringe barrel is closed with a proximal closure element . at the distal end , there is a distal closure element . the two closure elements are connected to one another ...
0Human Necessities
artificial insemination of female animals and in vitro fertilization of oocytes with fresh or frozen - thawed semen have been applied to the reproduction of animals . according to the traditional theory and conventional procedures , a great number of sperm cells are needed to ensure a successful fertilization .
0Human Necessities
method for preparing a target substance in particulate form , by introducing into a particle formation vessel , through separate first and second fluid inlets respectively , a solution or suspension of the target substance in a fluid vehicle and a compressed fluid anti - solvent for the substance , and allowing the ant...
1Performing Operations; Transporting
an optimizer for a single staged refrigeration system comprising a speed modulation device , controller , and supply air temperature sensor . the optimizer is intended for modulating the speed of the indoor fan and compressor in existing or new refrigeration systems in settings including but not limited to residential ...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a method and apparatus provides supplemental power to an engine . the method and apparatus includes a pair of conductive leads for connecting the supplemental power to an engine electrical system , one or more batteries connected in parallel with one or more capacitors , a relay connected to the conductive leads , a sh...
1Performing Operations; Transporting
a voice over internet hub that uses existing audio or video systems to handle phone calls . the hub is linked to the audio system and produces an audio output to the audio system . the audio system may be a stereo system or television . the hub generates audio signals for ring tones , key clicks and voice signals . the...
7Electricity
the digital oscillator includes a memory which stores 12 bit words representing sampling points of the analog waveform to be produced and a d / a multiplying converter which receives the bit words and converts them to an analog values , the amplitudes of which are controlled by a reference voltage . the analog output i...
7Electricity
cellular migration is a normal part of the normal development of the human being and , in certain pathologies , its alteration damages physiological performance , so that it is necessary to learn about its molecular and cellular foundations and establish methodologies to identify those molecules that modulate this cell...
6Physics
an image recording carrier includes : an image recording plate including a plate - shaped supporter , and a recording layer which is superposed on the top of the supporter , and which accumulates and recodes a radiograph when irradiated with radioactive rays carrying an image ; and a cassette in which the image recordi...
6Physics
a masterbatch including an ethylene copolymer and at least one ethylene comonomer having at least one polar group , an organic peroxide , and an anti - oxidant , the organic peroxide accounting for 0 . 2 to 100 parts by weight , for 100 parts by weight of the copolymer , and the anti - oxidant accounting for 0 . 02 to ...
8General tagging of new or cross-sectional technology
the present invention relates to an in vitro method for assessing the risk that a subject suffers from a cancer , comprising measuring the expression level of proline / arginine - rich end leucine repeat protein in cells from said subject , wherein an increased expression level of prelp , as compared to healthy donors ...
2Chemistry; Metallurgy
a server apparatus is provided for conducting an evaluation of a music piece with an external terminal apparatus . in the apparatus , a communication unit is used to exchange information with the external terminal apparatus . a first transmitting section transmits first prompt information to the external terminal appar...
6Physics
a paper feed mechanism includes a platen rotatably mounted on a frame and a friction feed having a support which rotatably supports a roller , the support being movable between an operable position in which the roller is in biasing engagement with the platen and a non - operable positon in which the roller is not biase...
1Performing Operations; Transporting
a refrigeration controller is provided which thermostatically controls a refrigerated compartment temperature . a heated evaporator is provided within a certain wattage range to accelerate defrosting . the controller maintains the compartment temperature within a certain operating range ; if the compartment temperature...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a dsp - based equalization system which uses a jump and lookup table stored in volatile memory to execute a variable number of equalization structures stored in nonvolatile memory for the equalization of a data signal . the system and method of design provide minimal nonvolatile memory allocation .
7Electricity
a biological hazard mitigation apparatus permitting a material handling operation in the vicinity of a work area includes a plenum pneumatically coupled and proximate to one side of the work area , a filter sized to trap biological hazards and including an exhaust port , a blower including an inlet port and an exhaust ...
8General tagging of new or cross-sectional technology
an active display device , comprising : a plurality of source buses and a plurality of gate buses ; a plurality of pixel electrodes , said pixel electrodes each having associated therewith a switching element for delivering a drive signal to said pixel electrode from at least one of said source buses as a function of a...
6Physics
a direct injection fuel injector and method of operation wherein high fuel pressure exerting an opening force on an injection valve is slightly overbalanced by a return spring tending to close the valve . a first solenoid acts to open the valve against the excess return spring force and a second solenoid acts to close ...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
an electrical junction box is adapted to be set in a conductivity inspection device . the conductivity inspection device includes a sensing pin assembly and guide pins , the guide pins extending beyond the sensing pin assembly . the electrical junction box includes a casing including a containing section and at least t...
6Physics
dyeable and dyed filaments have a core and a sheath which entirely surrounds the core . the core is formed of a core polymer which is susceptible to dyeing by a dye bath chemical , while the sheath is formed of a sheath polymer which is resistant to dyeing by the dye bath chemical . when the filament is brought into co...
8General tagging of new or cross-sectional technology
a telephone operator voice storage and retrieval system is capable of presenting to the caller a played - back , previously recorded response message in the actual voice of the operator on duty at the time . the operator is also able to follow - up the played - back , previously recorded response message with a convers...
7Electricity
a chemically resistant protective cover for an electronic device that has an interactive control panel includes a protective shell having a first member and a second member . the second member is configured to join with the first case . an aperture defined by the protective shell aligns with the interactive control pan...
0Human Necessities
a control configuration for a combustion engine includes a control unit which has a function that determines a reference variable by taking into account an operating state information , an upper limit and a cumulative actual variable . the reference variable influences an operating state of the combustion engine such t...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a one - gun three - beam electron gun comprises a triode part controlling an electron source generating a plurality of electron beams and emission of the electron beams generated by the electron source ; a main electron lens of bi - potential focusing type consisting of not less than two cylindrical electrodes focusing...
7Electricity
this invention is related to document management systems , and more particularly , to a document management system for automating selected operations to be performed on at least one document in a data storage area . the invention is directed to a method and system for automatically performing preselected operations on ...
6Physics
a method of producing chemical cellulose pulp from sawdust utilizing a static down - flow retention vessel comprising the steps of continuously pressurizing a flow of sawdust using a progressive cavity pump to produce a pressurized sawdust feed for a treatment vessel , passing the pressurized sawdust feed at super - at...
3Textiles; Paper
an acoustic surface wave signal transmission device includes a medium having a surface suitable for propagating acoustic energy or waves and having a first impedance characteristic . the surface of the medium includes an array of periodic discontinuities of a second impedance characteristic . the widths of the disconti...
7Electricity
a method for fabricating a self - aligned diffusion - barrier cap on a cu - containing conductive element in an integrated - circuit device comprises :β€” providing a substrate having a cu - containing conductive element embedded laterally into a dielectric layer and having an exposed surface ;β€” depositing a metal layer ...
7Electricity
a personal under fire trainer includes a harness holding a wireless receiver and plural electrode leads . the harness can be donned by a trainee and the leads connected to electrodes attached to the trainee &# 39 ; s body . a trainer can operate a remote transmitter to send a signal to the receiver , activating one or ...
6Physics
in printing color films , a color negative film has to be evaluated to determine the amount of exposure . a color balance adjusting apparatus has hitherto been used for appraisal . in the prior art , however , as all the picture images of a color negative film are displayed on a monitor tv for appraisal , it has a deme...
7Electricity
a flowchart and circuit for tracking memory page accesses in a multi - processor computing system to optimize memory bandwidth utilization .
6Physics
disclosed is a link margin adaptation method using feedback information of a wireless communication system . for transmission and reception of data between two nodes of the wireless communication system , a transmission node requests a receiving node to transmit a link margin . the transmission node receives the link m...
7Electricity
a core for an electromagnetic device includes a yoke and at least two legs extending from the yoke . the yoke and at least two legs are formed of steel plates laminated together . each of the legs has a free end face forming a magnetic pole face , a first groove extending from the magnetic pole face and a second magnet...
7Electricity