| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(2,0,0)) | |
| r=w0.sketch().arc((-6,-20),(41,-28),(5,2)).arc((-7,-6),(-6,-20)).assemble().push([(16,24.5)]).rect(44,35).finalize().extrude(-52).union(w0.sketch().segment((-42,27),(-32,27)).arc((-31,22),(-28,19)).segment((-28,27)).segment((-6,27)).segment((-6,19)).arc((-3,22),(-2,27)).segment((7,27)).segment((7,32)).segment((-2,32)).arc((-3,36),(-6,40)).segment((-6,32)).segment((-28,32)).segment((-28,40)).arc((-31,36),(-32,32)).segment((-42,32)).close().assemble().finalize().extrude(48)) |