| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(50,0,0)) | |
| w1=cq.Workplane('XY',origin=(0,0,-35)) | |
| r=w0.workplane(offset=-18/2).moveTo(-12,14).cylinder(18,17).union(w1.sketch().push([(-20,0)]).circle(30).reset().face(w1.sketch().arc((-22,11),(-21,-6),(-11,7)).arc((-11,28),(-22,11)).assemble(),mode='s').finalize().extrude(71)) |