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Mechanical advantage backpack

  • US 6,609,642 B2
  • Filed: 12/14/2001
  • Issued: 08/26/2003
  • Est. Priority Date: 12/15/2000
  • Status: Active Grant
First Claim
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1. A pack comprising a pack body, a sleeve attached to the body, and a lumbar sacral support contained in the sleeve and supporting at least a portion of a weight of the pack when secured about a torso of a user and tightened;

  • and a weight of the pack when secured about a torso of a user and tightened; and

    aframe attached to the body, the frame including frame members with lower portions and a band around the lower portions, the sleeve being attached to the band.

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