| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-31,0,0)) | |
| r=w0.sketch().segment((-32,-4),(16,-4)).segment((16,-50)).segment((32,-50)).segment((32,-7)).arc((18,-4),(10,8)).segment((-32,8)).close().assemble().reset().face(w0.sketch().arc((16,26),(24,30),(32,30)).segment((32,50)).segment((16,50)).close().assemble()).finalize().extrude(63) |