| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-9)) | |
| w1=cq.Workplane('XY',origin=(0,0,-8)) | |
| r=w0.sketch().segment((-22,48),(-21,48)).segment((-21,47)).arc((-20,50),(-22,48)).assemble().finalize().extrude(21).union(w1.workplane(offset=-3/2).moveTo(0,-41).box(68,18,3)) |