| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,17,0)) | |
| r=w0.sketch().segment((19,49),(19,50)).arc((17,46),(20,49)).close().assemble().finalize().extrude(-34).union(w0.sketch().segment((-21,-8),(12,-50)).segment((13,-49)).segment((-19,-7)).close().assemble().finalize().extrude(-16)) |