Knee action suspension seat

Chairs and seats – Movable bottom – Bottom and back movable as a unit

Patent

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Details

29734415, 248585, B60N 250

Patent

active

056515855

ABSTRACT:
A seat including a base; a housing vertically movable relative to the base; a pivot arm assembly pivotally movable relative to the housing between upwardly and downwardly pivoted positions; a seat cushion bracket movable relative to the housing in response to pivotal movement of the pivot arm assembly; and an air spring having a lower end fixed relative to the housing for movement therewith relative to the base, and the air spring having an upper end connected to the pivot arm assembly to bias the pivot arm assembly toward the upwardly pivoted position.

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