| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,4)) | |
| r=w0.sketch().segment((-45,-31),(22,-50)).segment((30,-21)).segment((20,-21)).arc((0,-29),(-20,-21)).segment((-32,-21)).segment((-32,14)).close().assemble().reset().face(w0.sketch().segment((-30,21),(-20,21)).arc((0,29),(20,21)).segment((32,21)).segment((32,-14)).segment((45,31)).segment((-22,50)).close().assemble()).finalize().extrude(-9) |