{
  "license": "CC BY 4.0",
  "attribution": "fysical.ai / whatro.bot",
  "source": "https://github.com/fysical-ai/whatrobot-catalog",
  "url": "https://whatro.bot/robots/arm/cylindrical/",
  "taxonomy_version": "2026-01",
  "id": "rb-1-5",
  "name": "Cylindrical & spherical arm",
  "full_name": "Robot > Arm > Cylindrical & spherical arm",
  "friendly_id": "robot.arm.cylindrical",
  "description": "Manipulator with a rotary base and a prismatic reach axis — cylindrical (prismatic lift) or spherical / polar (tilting shoulder). IFR type class 30.",
  "aliases": [
    "polar robot",
    "spherical robot",
    "cylindrical robot",
    "polar arm"
  ],
  "inclusion_rule": "Rotary base combined with a prismatic reach axis; the second axis is either a prismatic lift (cylindrical) or a rotary tilt (spherical / polar).",
  "one_line": "An arm that turns on its base, lifts straight up and slides straight out — the oldest industrial layout, now mostly moving wafers and loading machines.",
  "parent": {
    "id": "rb-1",
    "url": "https://whatro.bot/robots/arm/"
  },
  "children": [],
  "attributes": [
    "manufacturer",
    "model",
    "variant",
    "aliases",
    "segment",
    "application_group",
    "application",
    "iso_category",
    "environment",
    "autonomy",
    "collaborative",
    "availability",
    "price",
    "release_year",
    "country",
    "mass",
    "payload",
    "battery_runtime",
    "ip_rating",
    "open_source",
    "sdk",
    "compatible_with",
    "sources",
    "axes",
    "reach",
    "repeatability",
    "arm_count",
    "mounting"
  ],
  "products": []
}