| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(15,0,0)) | |
| r=w0.sketch().segment((-31,7),(-27,4)).arc((-20,-8),(-6,-7)).segment((-2,-10)).segment((4,0)).segment((-1,3)).arc((-7,15),(-21,14)).segment((-26,17)).close().assemble().reset().face(w0.sketch().segment((12,-9),(25,-9)).arc((31,-13),(37,-9)).segment((50,-9)).segment((50,-2)).segment((37,-2)).arc((31,2),(25,-2)).segment((12,-2)).close().assemble()).finalize().extrude(-31).union(w0.workplane(offset=-22/2).moveTo(-25.5,-7).box(49,20,22)) |