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GOVERNOR ASSEMBLY AND ELEVATOR SYSTEM

  • US 20190330019A1
  • Filed: 04/23/2019
  • Published: 10/31/2019
  • Est. Priority Date: 04/25/2018
  • Status: Active Grant
First Claim
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1. A speed governor assembly, comprising:

  • a sheave;

    a centrifugal mechanism mounted on the sheave and rotating together with the sheave;

    an overspeed protection switch at a first distance from a radial outer side of the centrifugal mechanism;

    a core ring disposed coaxially with the sheave; and

    a triggering arm rotating together with the core ring;

    wherein the centrifugal mechanism engages with the core ring and drives the core ring and the triggering arm to rotate when the sheave reaches a second speed, and the rotation of the triggering arm can contact and trigger the overspeed protection switch.

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