| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,24,0)) | |
| r=w0.sketch().segment((-50,-17),(-31,-17)).arc((-1,-34),(29,-17)).segment((50,-17)).segment((50,17)).segment((29,17)).arc((-1,34),(-31,17)).segment((-50,17)).close().assemble().finalize().extrude(-49) |