| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-3,0,0)) | |
| r=w0.sketch().segment((-20,-27),(-6,-27)).segment((-6,31)).segment((-20,31)).segment((-20,6)).arc((-50,-4),(-20,-15)).close().assemble().finalize().extrude(-46).union(w0.sketch().arc((-8,30),(-33,-3),(6,-21)).arc((25,11),(-8,30)).assemble().reset().face(w0.sketch().arc((18,14),(19,11),(20,9)).arc((22,12),(18,14)).assemble(),mode='s').finalize().extrude(-11)).union(w0.workplane(offset=53/2).moveTo(28,-9).cylinder(53,22)) |