| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,31)) | |
| r=w0.sketch().arc((33,45),(34,47),(36,50)).segment((33,50)).close().assemble().finalize().extrude(-81).union(w0.sketch().arc((-25,21),(-28,-44),(30,-15)).arc((29,44),(-25,21)).assemble().reset().face(w0.sketch().arc((-26,11),(-24,-37),(21,-20)).arc((-10,-16),(-26,11)).assemble(),mode='s').finalize().extrude(19)) |