Patent ID: 7607733

Claim:
A folding chair, comprising: a front leg frame having a first side, and a second side opposite to the first side; a rear leg frame pivotally connected with the front leg frame; a backrest; a backrest frame disposed between the backrest and the front leg frame, and having a contour corresponding to that of an upper inner portion of the front leg frame, the backrest resting on the backrest frame; a plurality of fixing members connecting the front leg frame, the backrest frame and the backrest together; and a ganging device for releasably connecting the folding chair with another chair of a like kind, and comprising a main member, a slot fastener mounted on the first side of the front leg frame, and a knob fastener mounted on the second side of the front leg frame the main member being removable from said chair, and being releasably and selectively connectable to the slot fastener and the knob fastener, and comprising a front face, a rear face, and first and second side faces, the second side face being adapted to receive the knob fastener, and the first side face being adapted to engage the slot fastener, so that when the folding chair and the another chair are connected by the ganging device, the side faces respectively connect with the corresponding slot fastener and the corresponding knob fastener, thereby connecting the folding chair with the another chair; the rear face being larger than the front face and the first and second side faces forming an included angle therebetween so that when a plurality of the folding chairs are connected together by the ganging devices, the folding chairs form a curved row.