Patent ID: 7717515

Claim:
A chair comprising: a) a base; b) a frame mounted on the base, the frame having at least one rear pivot extension, wherein the rear pivot extension has a through-hole; c) a seat pivotally mounted to a distal end of the frame; d) a back pivot member pivotally mounted to a proximate end of the frame, the back pivot member having a back support extension, a seat lift extension, and a rod, wherein the seat lift extension lifts a proximate end of the seat when the back pivot member rotates in a rearward direction, wherein the rear pivot extension is pivotally mounted to the back pivot member by the rod positioned through the through-hole, wherein the rod has a through-bore, and wherein the back pivot member further comprises a washer with diameter greater than the through-hole, the washer positioned outward from the through-hole of the rear pivot extension, a long bolt, and a slot, such that the long bolt may be inserted through the washer, the through-hole of the rear pivot extension, the through-bore of the rod, and engaged with the slot of the back pivot member to pivotally secure the back pivot member to the rear pivot extension of the frame; and e) a back support mounted to the back support extension of the back pivot member.