| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-28,0)) | |
| r=w0.sketch().arc((-17,4),(-14,-49),(19,-7)).segment((30,-7)).segment((30,8)).segment((34,8)).segment((29,50)).segment((20,49)).segment((21,42)).segment((-17,42)).close().assemble().finalize().extrude(56) |