{
  "abstract": "A vacuum lifting tube arrangement is disclosed comprising a lifting tool attached to a flexible lifting tube which is retractable from an extended state and extendible from a contracted state, respectively, and a controllable source of vacuum fluidly connected to an inner volume of the flexible lifting tube, and more particularly additionally comprising a locking mechanism preventing extension of the flexible vacuum lifting tube from a contracted state upon deactivation of the source of vacuum.",
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    "LIDBERG NIKLAS"
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    "name": "Creative Commons Attribution 4.0 International",
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  "published_at": "2026-09-15T19:04:40.391428Z",
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  "source_date": "2026-03-31",
  "source_id": "US-12589952-B2",
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  "supersedes": null,
  "title": "Vacuum lifting tube arrangement having extension-lockable lifting tube",
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