Patent ID: 8313143
Filing Date: 2012-11-20
Classification: A47C

Abstract:
1. A back support pad assembly for a chair comprising: a support pad comprising pad sections defining left and right halves adapted to face toward a sitting area of a chair to support a back region of the back of a chair occupant; and a support mechanism comprising a base adapted to be mounted to a chair, and a cantilevered support arm connected to said base and having said support pad supported on an end section thereof, said support arm being resiliently deflectable about at least one adjustable fulcrum point, said support mechanism including an adjustment assembly cooperating with said support arm to vary an amount of support pressure applied by said support pad to the back region of a chair occupant by varying the position of said fulcrum point, said adjustment assembly including an actuator for varying the position of said fulcrum point along said support arm to vary the deflection characteristics of said support arm which varies the support provided by said support pad on a chair occupant.