| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,50,0)) | |
| r=w0.sketch().segment((-41,-29),(41,-29)).segment((41,29)).segment((-41,29)).segment((-41,27)).segment((-11,27)).segment((-11,10)).arc((17,-1),(-13,-10)).segment((-41,-10)).close().assemble().finalize().extrude(-100) |