| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,29)) | |
| r=w0.workplane(offset=-65/2).moveTo(-21,-31.5).box(38,31,65).union(w0.sketch().arc((-29,7),(-18,-47),(31,-21)).segment((40,-21)).segment((40,50)).segment((-29,50)).close().assemble().reset().face(w0.sketch().arc((-15,16),(8,16),(26,2)).segment((26,45)).segment((-15,45)).close().assemble(),mode='s').finalize().extrude(7)) |