| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(0,0,0)) | |
| r=w0.workplane(offset=-31/2).moveTo(-36,-47).cylinder(31,3).union(w0.sketch().segment((-15,35),(30,42)).arc((6,50),(-15,35)).assemble().reset().face(w0.sketch().segment((32,40),(36,9)).arc((39,25),(32,40)).assemble()).finalize().extrude(32)) |