| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,4)) | |
| r=w0.sketch().segment((-47,-29),(-15,-29)).segment((-15,-10)).arc((-12,0),(-15,10)).segment((-15,29)).segment((-47,29)).segment((-47,10)).arc((-50,0),(-47,-10)).close().assemble().push([(20,-17.5)]).rect(60,23).push([(20,-18)]).circle(9,mode='s').finalize().extrude(-9) |