| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,7)) | |
| r=w0.workplane(offset=-22/2).moveTo(-23,38.5).box(30,23,22).union(w0.sketch().arc((11,-11),(17,-50),(27,-12)).segment((27,-2)).segment((11,-2)).close().assemble().reset().face(w0.sketch().segment((11,-19),(11,-14)).arc((17,-47),(27,-15)).segment((27,-19)).close().assemble(),mode='s').finalize().extrude(8)) |