| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-3)) | |
| r=w0.sketch().segment((-44,-47),(-17,-47)).segment((-17,-38)).segment((-17,-3)).segment((-17,6)).segment((-44,6)).segment((-44,-3)).segment((-44,-38)).close().assemble().finalize().extrude(-47).union(w0.sketch().push([(-10,14)]).circle(21).circle(1,mode='s').finalize().extrude(41)).union(w0.sketch().segment((-1,8),(27,46)).arc((-1,37),(-1,8)).assemble().reset().face(w0.sketch().arc((11,-2),(39,7),(40,36)).close().assemble()).finalize().extrude(53)) |