{
  "abstract": "An impact wrench (1) with an upper handle assembly (2), a lower working assembly (3) and an intermediate connecting bar (4) connected between the handle assembly (2) and the working assembly (3) and comprising a tubular body (4') with a first end portion (15) coupled with a first coupling seat (16) of the handle assembly (2) and a second end portion (17) coupled with a second coupling seat (18) of the working assembly (3), wherein the first end portion (15) and the first coupling seat (16) both have a non-circular or polygonal or rectangular or square cross-section, orthogonal to the longitudinal direction (14), , so as to make an anti-rotation shape coupling with the interposition of a first damping assembly (24) forming a damping layer between the first end portion (15) and the first coupling seat (16).",
  "assignees": [
    "CEMBRE SPA"
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  "authors": [
    "BAREZZANI GUALTIERO",
    "BORONI DIEGO",
    "NICOLAI DAVIDE"
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  "published_at": "2026-09-15T19:03:48.269875Z",
  "publisher": "Nebula Innovations Limited",
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  "source_date": "2026-04-08",
  "source_id": "EP-4714598-A3",
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  "supersedes": null,
  "title": "Impact wrench",
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