| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-18)) | |
| r=w0.sketch().segment((-50,-3),(-8,-3)).arc((-9,1),(-8,5)).segment((42,-34)).segment((50,-24)).segment((-25,34)).segment((-32,24)).segment((-18,13)).segment((-50,13)).close().assemble().finalize().extrude(37) |