| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(9,0,0)) | |
| r=w0.sketch().segment((-15,-42),(40,-42)).segment((40,-48)).segment((41,-48)).segment((41,-42)).segment((50,-42)).segment((50,20)).segment((13,20)).arc((-43,36),(-15,-15)).close().assemble().finalize().extrude(-17) |