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Lifting arm assembly for automated side loader used on refuse collection vehicle

  • US 9,834,377 B1
  • Filed: 12/07/2015
  • Issued: 12/05/2017
  • Est. Priority Date: 12/15/2014
  • Status: Active Grant
First Claim
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1. A lifting arm assembly movable between a grabbing position and a tipping position, the lifting arm assembly comprising:

  • a static frame provided with a roller arrangement;

    a dynamic frame mounted for vertical movement relative to the static frame;

    a grabber structure provided with a pair of grabber arms configured for movement between a closed position and an open position; and

    a linkage arrangement having a first end pivotally connected to the dynamic frame, and a second end pivotally attached to the grabber structure, the first end including a set of teeth arranged in meshing engagement with the roller arrangement on the static frame,wherein movement of the dynamic frame relative to the static frame causes pivoting of the linkage arrangement resulting in lifting movement of the grabber structure along a curvilinear path between the grabbing position and the tipping position.

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