| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-6,0)) | |
| r=w0.sketch().segment((-21,-50),(43,-50)).segment((43,38)).segment((18,38)).arc((-37,35),(-21,-18)).close().assemble().reset().face(w0.sketch().arc((-6,-20),(27,-22),(27,11)).arc((16,-11),(-6,-20)).assemble(),mode='s').finalize().extrude(11) |