| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,21,0)) | |
| r=w0.sketch().push([(-43,-11.5)]).rect(14,1).push([(30,18)]).circle(20).finalize().extrude(-42).union(w0.sketch().segment((2,3),(13,3)).arc((10,-9),(16,-20)).segment((16,10)).segment((38,10)).segment((38,29)).segment((2,29)).close().assemble().push([(20,16)]).circle(5,mode='s').finalize().extrude(-17)).union(w0.workplane(offset=-10/2).moveTo(-6.5,-22).box(13,32,10)) |