| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,19,0)) | |
| r=w0.workplane(offset=-39/2).moveTo(20,24).cylinder(39,26).union(w0.sketch().segment((-46,-50),(-9,-50)).segment((-9,-6)).segment((7,-6)).segment((7,44)).segment((-36,44)).segment((-36,5)).segment((-46,5)).close().assemble().finalize().extrude(-27)) |