Importance

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Abstract

A chair comprises a base, a column on the base, a housing on the column and supporting a chair seat and back, a height adjustment mechanism mounted to and between the base and the housing for longitudinal adjustment to alter relative height of the seat. The chair also includes a tilt adjustment mechanism comprising a chair back support pivotally mounted to the housing for movement between upright and reclining positions, a member for biasing the chair back support in the upright position, a tension control mechanism movably engageable with the biasing member for adjusting tension thereof and a tilt actuating member movably mounted to the housing for actuating movement of the tension control mechanism. The tilt actuating member comprises an elongated rod rotatably mounted to the housing. The height actuating member comprises an elongated tube rotatably mounted to the housing in telescopic relationship to the actuating rod.

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First Claim