Patent ID: 7681952

Claim:
A chair comprising: a base; a seat and a backrest mounted to and supported by the base; a pair of tilt mechanisms mounted on opposite sides of the base, wherein each tilt mechanism has a U-shaped spring to which the backrest is secured, wherein each U-shaped spring defines a pair of flexing members fixedly secured to the base at an inner end and a rounded outer end opposite the inner end; and a pair of backrest mounting assemblies mounted on opposite sides of the base, the backrest being mounted on the backrest mounting assemblies, wherein the backrest is rearwardly tiltable via the tilt mechanisms from a resting position to a reclined position in response to a rearwards thrust applied to the backrest, and elastically returns to the resting position after removal of the rearward thrust by operation of the tilt mechanisms, wherein the backrest mounting assemblies are mounted to the tilt mechanisms and wherein each backrest mounting assembly comprises a lower clamp adapted to receive the rounded end of one of the U-shaped springs, coupled to an upper portion that is interconnected with the backrest.