| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,24)) | |
| r=w0.workplane(offset=-47/2).moveTo(-12,42).cylinder(47,8).union(w0.sketch().segment((-4,30),(-4,34)).arc((-9,-49),(18,30)).close().assemble().push([(-37,-15)]).circle(2,mode='s').push([(-1,-8)]).circle(34,mode='s').finalize().extrude(-10)) |