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Hinge assembly

  • US 4,400,994 A
  • Filed: 12/30/1981
  • Issued: 08/30/1983
  • Est. Priority Date: 02/11/1981
  • Status: Expired due to Fees
First Claim
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1. A hinge assembly for use with extendable implements and the comprising:

  • (a) a fixed segment,(b) a pivotal segment,(c) first link means pivotally connecting said fixed segment to said pivotal segment,(d) extending means mounted on said fixed segment,(e) a substantially U-shaped member having two legs and a bight portion,(f) second linking means pivotally connecting said bight portion to said extending means,(g) third linking means pivotally connecting one leg of said substantially U-shaped member to said fixed segment,(h) a coupling member having first and second ends,(i) fourth linking means pivotally connecting the other leg of said substantially U-shaped member to said first end of said coupling member,(j) Fifth linking means connecting said second end of said coupling member to said pivotalsegment;

    whereby when said pivotal segment is extended in line with said fixed segment, said second end of said coupling means is aligned intermediate to the legs of said substantially U-shaped member, and said first linking means is aligned substantially intermediate said bight portion of said substantially U-shaped member and said second end of said coupling means.

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