| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-10,0,0)) | |
| r=w0.workplane(offset=9/2).moveTo(-19,-38).cylinder(9,12).union(w0.sketch().arc((-11,17),(6,10),(23,17)).close().assemble().reset().face(w0.sketch().arc((26,20),(31,35),(26,50)).close().assemble()).finalize().extrude(21)) |