| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,34,0)) | |
| r=w0.workplane(offset=-84/2).cylinder(84,18).union(w0.sketch().segment((-12,7),(2,14)).arc((-6,13),(-12,7)).assemble().reset().face(w0.sketch().segment((6,13),(14,-4)).arc((13,6),(6,13)).assemble()).finalize().extrude(16)) |