| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,10,0)) | |
| r=w0.sketch().segment((-4,-33),(3,-33)).arc((4,-32),(4,-33)).segment((16,-33)).segment((16,-30)).segment((-4,-30)).close().assemble().finalize().extrude(-21).union(w0.sketch().push([(0,23.5)]).rect(62,53).reset().face(w0.sketch().segment((-23,-50),(11,-50)).segment((11,-37)).arc((-6,-43),(-23,-37)).close().assemble()).finalize().extrude(-4)) |