Patent ID: 6871909
Filing Date: 2005-03-29
Classification: A47C,G05G

Abstract:
1. A device for adjusting the relative positions of first and second parts of a chair, the device comprising: a body member adapted to be fixed relative to the first part of the chair and having at least one aperture therethrough; a sliding member having a plurality of engaging locations and adapted to be fixed relative to the second part of the chair and to slide relative to the body member; at least one engaging member adapted to pass through a respective said aperture in said body member and engage a said engaging location to fix said first and second parts relative to each other in one of a plurality of positions; a biasing member for urging the or each engaging member into engagement with a said engaging location; and an actuator for disengaging the or each said engaging member from a said engaging location, wherein the actuator is prevented from disengaging the or each said engaging member when a force between said body member and sliding member exceeds a predetermined amount, said actuator comprising at least one flexible member adapted to pivot relative to said body member to disengage the or each said engaging member and to flex to prevent pivoting thereof when the force between said body member and sliding member exceeds said predetermined amount.