| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,0,0)) | |
| r=w0.sketch().segment((-49,-20),(-16,-46)).segment((-4,-30)).segment((-36,-4)).close().assemble().push([(45,3.5)]).rect(8,5).finalize().extrude(-50).union(w0.sketch().arc((-1,45),(6,28),(1,46)).segment((1,45)).close().assemble().finalize().extrude(50)) |