| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-8,0,0)) | |
| r=w0.sketch().arc((2,6),(-19,-37),(19,-7)).arc((41,37),(2,6)).assemble().finalize().extrude(-7).union(w0.sketch().push([(-40,28.5)]).rect(20,29).push([(-40.5,28)]).rect(15,2,mode='s').finalize().extrude(22)) |