| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(50,0,0)) | |
| r=w0.sketch().arc((4,14),(-5,-13),(6,13)).arc((3,9),(4,14)).assemble().finalize().extrude(-100).union(w0.sketch().segment((-44,5),(-24,-14)).segment((-24,-23)).segment((-14,-23)).segment((8,-44)).segment((44,-5)).segment((24,14)).segment((24,23)).segment((14,23)).segment((-8,44)).close().assemble().finalize().extrude(-37)) |