| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-31,0,0)) | |
| r=w0.workplane(offset=51/2).moveTo(16,21).cylinder(51,7).union(w0.sketch().arc((-14,18),(-31,-43),(22,-8)).arc((28,-6),(33,-4)).segment((37,-4)).segment((37,0)).arc((45,21),(37,41)).segment((37,45)).segment((33,45)).arc((16,50),(-1,45)).segment((-5,45)).segment((-5,41)).arc((-12,31),(-14,18)).assemble().finalize().extrude(61)) |