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Multi-directional roller assembly

  • US 9,193,533 B2
  • Filed: 03/11/2015
  • Issued: 11/24/2015
  • Est. Priority Date: 01/31/2012
  • Status: Active Grant
First Claim
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1. A multi-directional roller assembly, comprising:

  • a frame rotatable about a main axis;

    a first roller mounted to the frame and rotatable about a first minor axis that is nonparallel with the main axis; and

    a second roller mounted to the frame and rotatable about a second minor axis that is nonparallel with the main axis, wherein the first roller and second roller are mutually-actuating, such that rotation of the first roller about the first minor axis in a first direction induces rotation of the second roller in an opposite direction from the first direction.

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