| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,44)) | |
| r=w0.sketch().arc((-8,7),(17,29),(42,9)).arc((45,25),(39,40)).segment((39,46)).segment((31,46)).arc((17,50),(3,46)).segment((-4,46)).segment((-4,41)).arc((-12,25),(-8,7)).assemble().finalize().extrude(-89).union(w0.workplane(offset=-63/2).moveTo(-30,-35).cylinder(63,15)) |