| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(50,0,0)) | |
| r=w0.sketch().segment((-24,-5),(-1,-25)).segment((6,-16)).arc((13,-11),(16,-4)).segment((24,5)).segment((1,25)).segment((-6,16)).arc((-13,11),(-16,4)).close().assemble().reset().face(w0.sketch().segment((-17,0),(-9,-15)).segment((17,0)).segment((9,15)).close().assemble(),mode='s').finalize().extrude(-100) |