{
  "abstract": "Embodiments of the present disclosure relate to an unmanned transport vehicle with improved anti-tipping performances. The unmanned transport vehicle includes a chassis and a suspension device configured to connect the chassis to a wheel and allow a relative motion between the chassis and the wheel. The suspension device includes a first wheel a second wheel a support bracket connecting the first wheel and the second wheel and a hinge shaft configured to connect the support bracket to the chassis wherein a first sensor is provided on the hinge shaft to detect a force transmitted from the chassis to the support bracket.",
  "assignees": [
    "ABB SCHWEIZ AG"
  ],
  "authors": [
    "DING ZHIJUN",
    "DONG ZHENGHAO",
    "XU PUSHUANG"
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    "name": "Creative Commons Attribution 4.0 International",
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  "published_at": "2026-09-15T19:14:44.149495Z",
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  "source_date": "2026-02-19",
  "source_id": "US-2026048631-A1",
  "source_name": "the United States Patent and Trademark Office",
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  "title": "Unmanned transport vehicle with improved anti-tipping performances",
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