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Low profile web adjuster

  • US 5,031,962 A
  • Filed: 03/27/1990
  • Issued: 07/16/1991
  • Est. Priority Date: 03/27/1990
  • Status: Expired due to Term
First Claim
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1. A low profile web adjuster comprising:

  • a frame including a base wall and a pair of upstanding walls extending therefrom;

    a mounting device mounted to and extending between said upstanding walls, said mounting device being spaced apart from said base wall;

    a cam member having a pivot axis and being pivotally mounted by said mounting device to said upstanding walls on said pivot axis, said cam member including a web engageable friction surface movable toward said base wall to hold a web therebetween;

    spring means engaged with said cam member normally forcing said friction surface to a web engageable position but yieldable to allow said cam member to pivot moving said friction surface away from said web engageable position to a release position allowing said web to move relative to said frame and said cam member;

    control means slidably mounted to said frame and engaged with said cam member operable to move said friction surface from said web engageable position to said release position; and

    ,guide means on said upstanding walls slidably receiving said control means being operable to guide said control means between limits of travel of said control means as said control means moves said friction surface from said web engageable position to said release position; and

    wherein;

    said control means includes a pair of spaced apart arms pivotally engaged with said cam member at a location spaced apart from said pivot axis to pivot said cam member as said control means slides in said guide means;

    said friction surface when in said web engageable position allows said web to move in a tightening direction but limits movement of said web in a release direction which is in a direction opposite to said tightening direction;

    said control means is movable in the direction of said tightening direction to move said cam member to said release position and allow said web to be moved in said release direction;

    said control means includes a main body with said arms thereon, said main body includes a pair of ears slidably mounted to said guide means which includes a pair of slots formed in said upstanding walls receiving said ears, said main body further includes a fabric strap secured thereto allowing said control means to be pulled moving said cam member to said release position with said spring means operable to return said cam member to said web engageble position.

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