Backrests/legless leisure chairs made with a foundation

CAFC
  • US 5,836,653 A
  • Filed: 06/19/1995
  • Issued: 11/17/1998
  • Est. Priority Date: 06/26/1991
  • Status: Expired due to Term
First Claim
Patent Images

1. A backrest/leisure chair comprising:

  • (a) a relatively firm generally wedge shaped foundation having a sloped face, a base, a back and two sides, the face being oriented at an acute angle from the base to define a generally wedge shape, the face further having an obtuse angle generally at its midpoint which orients an upper portion of the face at a higher angle than a lower portion;

    (b) a softer top cushion having an upper and lower portion secured to the face; and

    (c) a means for supporting occupant'"'"'s lumbar region in a relatively natural lordotic curve comprising a generally convex semi-elliptically shaped elongated cylindrical generally firm lumbar support on the lower portion of the relatively firm foundation and extending substantially to a lower edge of said face, said firm lumbar support having a firmness sufficient to generally maintain its convex shape when pressure from a reclining occupant leaning against the foundation is applied.

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