| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-21,0)) | |
| r=w0.sketch().arc((23,-48),(23,-45),(26,-46)).arc((7,-22),(23,-48)).assemble().finalize().extrude(-5).union(w0.sketch().push([(-26,45)]).circle(5).reset().face(w0.sketch().segment((-30,45),(-24,42)).segment((-22,45)).segment((-29,48)).close().assemble(),mode='s').finalize().extrude(46)) |