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ROBOT GRAVITY BALANCER AND ROBOT

  • US 20190321987A1
  • Filed: 03/14/2019
  • Published: 10/24/2019
  • Est. Priority Date: 04/24/2018
  • Status: Active Grant
First Claim
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1. A robot gravity balancer comprising:

  • a tubular housing of which both ends in a direction of a longitudinal axis are closed by end plates having through-holes;

    a movable member housed inside the housing so as to be movable in the direction of the longitudinal axis;

    a compression spring disposed between the movable member and one of the end plates; and

    an elongated rod that is capable of being passed through the through-holes of both of the end plates, and that is disposed in a state of having one end detachably mounted on the movable member and the other end protruding to an outside of the housing, regardless of which of the through-holes the rod is passed through, whereinthe robot gravity balancer is disposed between a first member and a second member of a robot, the second member being provided so as to be swingable around a predetermined swing axis relative to the first member.

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