| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,6)) | |
| r=w0.sketch().segment((-38,-17),(-31,-17)).arc((-19,-23),(-7,-17)).segment((-1,-17)).segment((-1,1)).segment((-7,1)).arc((-19,7),(-31,1)).segment((-38,1)).close().assemble().finalize().extrude(-45).union(w0.workplane(offset=-43/2).moveTo(34,2).cylinder(43,16)).union(w0.sketch().segment((-44,22),(-44,23)).arc((-48,11),(-43,23)).segment((-43,22)).close().assemble().finalize().extrude(33)) |