{
 "object": "ackermann",
 "license": "Xem Studio Design License (https://xemstudio.com/license/), Xem Studio",
 "files": [
  {
   "name": "ackermann-geometry",
   "step": "/files/hardware/ackermann/ackermann-geometry.step",
   "stl": "/files/hardware/ackermann/ackermann-geometry.stl",
   "note": "Ackermann demo: inner wheel 30°, outer wheel per the Ackermann relation for wheelbase 260, track 190 (illustrative layout)"
  }
 ]
}