| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(0,0,0)) | |
| r=w0.sketch().segment((21,-27),(31,-27)).segment((31,27)).segment((25,27)).segment((25,17)).segment((21,17)).close().assemble().finalize().extrude(-50).union(w0.sketch().arc((-31,3),(-11,-13),(9,3)).close().assemble().reset().face(w0.sketch().segment((-31,13),(9,13)).arc((7,19),(2,24)).close().assemble()).finalize().extrude(50)) |