| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(12,0,0)) | |
| r=w0.sketch().arc((-25,22),(-16,-4),(10,0)).arc((14,46),(-25,22)).assemble().reset().face(w0.sketch().segment((-23,10),(-21,10)).arc((-22,11),(-23,13)).close().assemble(),mode='s').finalize().extrude(-53).union(w0.sketch().segment((3,-50),(21,-50)).segment((21,-38)).arc((26,-26),(21,-15)).segment((21,-3)).segment((3,-3)).segment((3,-15)).arc((-3,-26),(3,-38)).close().assemble().finalize().extrude(29)) |