val/135.py

import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,19))
w1=cq.Workplane('XY',origin=(0,0,-1))
r=w0.sketch().arc((9,15),(9,-23),(47,-19)).arc((75,49),(9,15)).assemble().finalize().extrude(-43).union(w0.sketch().segment((-78,-74),(-49,-74)).segment((-49,-48)).arc((-35,-25),(-49,-2)).segment((-49,20)).segment((-78,20)).segment((-78,-5)).arc((-88,-25),(-78,-45)).close().assemble().reset().face(w0.sketch().segment((-78,-41),(-78,-13)).arc((-84,-27),(-78,-41)).assemble(),mode='s').reset().face(w0.sketch().arc((-49,-41),(-44,-27),(-49,-13)).close().assemble(),mode='s').push([(24.5,43)]).rect(95,62).finalize().extrude(81)).union(w1.workplane(offset=-99/2).moveTo(14.5,-34.5).box(67,39,99))