| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,9)) | |
| r=w0.workplane(offset=-55/2).moveTo(-15,25).cylinder(55,25).union(w0.sketch().segment((-12,-50),(40,-50)).segment((40,-48)).segment((39,-48)).segment((39,-47)).segment((40,-47)).segment((40,-46)).segment((-12,-46)).close().assemble().finalize().extrude(36)) |