Patent ID: 6902231

Claim:
A collapsible chair comprising: a leg frame unit having an upper frame end, and including a front leg member having an upper end portion, a rear leg member having an upper end portion connected pivotally to said upper end portion of said front leg member, a connector having a first end connected pivotally to said rear leg member, and a second end, and an extension limiter having a rear portion connected pivotally to said second end of said connector, and a front portion connected pivotally to said front leg member; a backrest frame having a lower back portion connected pivotally to said second end of said connector; a pair of armrests, each of which has a rear end connected pivotally to said backrest frame, a front end opposite to said rear end in a front-to-rear direction, and an intermediate section between said rear and front ends; at least one coupling device for coupling said upper frame end of said leg frame unit to said intermediate section of one of said armrests, said coupling device including a fastener-engaging member secured to said intermediate section of said one of said armrests and formed with a slot that extends in the front-to-rear direction, an inner fastener having a head, and an externally threaded section that extends from said head and through said upper frame end of said leg frame unit and said slot, and an outer fastener engaging threadedly said externally threaded section, said coupling device arresting movement of said upper frame end of said leg frame assembly relative to said slot when said outer fastener is tightened on said externally threaded section of said inner fastener; a seat member having a rear portion connected pivotally to said second end of said connector, and a front portion; and a legrest frame having an upper portion connected pivotally to said front ends of said armrests, said legrest frame being further connected pivotally to said front portion of said seat member.