| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,50,0)) | |
| r=w0.sketch().circle(35).reset().face(w0.sketch().segment((-16,-7),(-5,-7)).segment((-5,-8)).segment((1,-9)).segment((2,-7)).segment((16,-7)).segment((16,7)).segment((5,7)).segment((5,8)).segment((-1,9)).segment((-2,7)).segment((-16,7)).close().assemble(),mode='s').finalize().extrude(-100) |