| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,29)) | |
| r=w0.sketch().segment((-28,-1),(21,-1)).segment((21,0)).arc((39,39),(-4,36)).segment((-28,36)).close().assemble().finalize().extrude(-58).union(w0.sketch().segment((-10,-27),(18,-27)).arc((23,-25),(27,-27)).segment((33,-27)).segment((33,8)).segment((44,8)).segment((44,41)).segment((-8,41)).segment((-8,28)).segment((-10,28)).close().assemble().finalize().extrude(-23)).union(w0.workplane(offset=-13/2).moveTo(-28,-34).cylinder(13,16)) |