| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,11,0)) | |
| r=w0.sketch().segment((0,-17),(27,-17)).segment((27,-1)).arc((26,0),(27,0)).segment((27,30)).segment((0,30)).close().assemble().push([(14,6)]).circle(10,mode='s').finalize().extrude(-61).union(w0.sketch().segment((-27,-4),(13,-4)).segment((13,-30)).arc((6,4),(-27,-4)).assemble().finalize().extrude(39)) |