| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-2)) | |
| r=w0.workplane(offset=-48/2).moveTo(42,-31).cylinder(48,2).union(w0.sketch().segment((-44,32),(-43,17)).segment((-33,17)).segment((-34,33)).arc((-39,31),(-44,32)).assemble().push([(-37.5,26)]).rect(3,6,mode='s').finalize().extrude(52)) |