| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-14,0,0)) | |
| r=w0.workplane(offset=-25/2).moveTo(-19.5,-0.5).box(61,47,25).union(w0.sketch().segment((27,-21),(50,-21)).segment((50,-17)).segment((31,-17)).arc((-10,17),(27,-21)).assemble().finalize().extrude(54)) |