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Collapsible seat

  • US 4,632,457 A
  • Filed: 10/15/1985
  • Issued: 12/30/1986
  • Est. Priority Date: 10/15/1985
  • Status: Expired due to Fees
First Claim
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1. An improved collapsible seat comprising in combination:

  • (a) a seating portion having a first and a second end;

    (b) means for supporting the seating portion;

    (c) means for rotatably connecting the first end of the seating portion to the seat supporting means;

    (d) a support arm assembly providing means for collapsibly interconnecting the seating portion and seat support means, the assembly including a first foldable brace, a second foldable brace, and a center bar interconnecting the first and second foldable braces, each foldable brace having a fit arm rotatably connected at one end to the seating portion and a second arm rotatably connected to the support means, the first arm also being rotatably secured to the second arm, the center bar having a first end opposite a second end, the first end being cooperative with the first foldable brace to limit movement of the first brace outwardly from the seat supporting means, and the second end being cooperative with the second foldable brace to limit movement of the second brace outwardly from the supporting means;

    (e) a puller mounted at a distance from the center bar on the support arm assembly; and

    (f) a flexible, tensioning member connecting the puller to the center bar whereby when the operator pulls the puller, the tensioning member moves the center bar to fold the foldable members and allow the second end of the seating portion to rotate with respect to the seat supporting means.

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