| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(1,0,0)) | |
| r=w0.sketch().arc((-49,7),(-20,-18),(-24,20)).arc((-33,7),(-49,7)).assemble().push([(-1,-1)]).circle(2).reset().face(w0.sketch().segment((-2,-3),(-1,-3)).segment((0,0)).segment((-1,1)).close().assemble(),mode='s').push([(27,-7)]).rect(46,22).finalize().extrude(-3) |