| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(13,0,0)) | |
| r=w0.sketch().arc((-33,18),(-50,-8),(-26,-29)).arc((-24,-32),(-22,-34)).arc((3,-17),(20,-42)).arc((39,28),(-33,18)).assemble().reset().face(w0.sketch().segment((-34,-19),(-33,-19)).arc((-33,-18),(-34,-18)).close().assemble(),mode='s').finalize().extrude(-26) |