| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-13,0,0)) | |
| r=w0.sketch().segment((-28,43),(-27,42)).arc((-49,-7),(-15,-47)).segment((-15,-48)).segment((-12,-48)).arc((7,-49),(25,-43)).segment((28,-43)).segment((27,-42)).arc((49,7),(15,47)).segment((15,48)).segment((12,48)).arc((-7,49),(-25,43)).close().assemble().finalize().extrude(26) |