| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,28)) | |
| r=w0.sketch().arc((15,-7),(32,-25),(34,0)).arc((5,48),(15,-7)).assemble().push([(27,-12)]).circle(14,mode='s').finalize().extrude(-56).union(w0.workplane(offset=-37/2).moveTo(-36,-37).box(14,26,37)) |