| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-47,0)) | |
| r=w0.sketch().segment((-21,-50),(21,-50)).segment((21,-39)).arc((44,0),(21,39)).segment((21,50)).segment((-21,50)).segment((-21,39)).arc((-44,0),(-21,-39)).close().assemble().finalize().extrude(94) |