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Chair

  • US 6,203,107 B1
  • Filed: 10/09/1999
  • Issued: 03/20/2001
  • Est. Priority Date: 09/10/1998
  • Status: Expired due to Fees
First Claim
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1. A chair for seating a person who has a pelvis, comprising:

  • a frame;

    a seat disposed above the frame;

    an upwardly protruding back support disposed in an area adjacent to the seat;

    a lumbar support positioned a level above the seat to support the pelvis of the person;

    the seat and the frame being movable relative to one another between a first position and a second position; and

    the frame comprising shifting means for holding the seat in the first position, in which the seat is remote from the back support and which is a position of the seat when nobody sits on the seat, and for activating a relative movement of the seat towards the second position in which the seat and the back support are closer together and for bringing the pelvis of the person sitting on the seat to partially shift and be disposed below the lumbar support and for automatically returning the seat towards the first position when the person sitting on the chair leaves the chair.

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