Adjustable sitting device

Details Adjustable sitting device Adjustable sitting device

A - Human Necessities

47

C

155/37, 155/50

A47C 9/02 (2006.01) A47C 1/022 (2006.01) A47C 3/20 (2006.01) B60N 2/02 (2006.01) B60N 2/44 (2006.01)

Patent

CA 1277220

Abstract An adjustable sitting device, e.g. a chair with the mutual angle between seat and back rest being ad- justable, if desired, with simultan- eous adjustment of the level of the seat and the back rest, said seat and/or back rest being turnable about an axis that is essentially coincident with an imaginary axis through the hip joints of the user . The lower portion of the back rest has a circle sector shaped cross section and the rear portion of said seat has a correspond- ing circle sector shaped cross section with a circle sector shaped mounting plate inserted between said portions for a sliding support of said back rest and seat portions.

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