Patent ID: 9039091
Filing Date: 2015-05-26
Classification: A47C,Y10T

Abstract:
1. A composite chair, comprising: a chair frame including a front support portion, a rear support portion opposing the front support portion and two parallel support seat tubes between the front support portion and the rear support portion to bridge the front support portion and the rear support portion to form a sitting space therebetween, the rear support portion including a holding portion and two locking holes formed on the holding portion to couple with the two support seat tubes, each of the two support seat tubes including a first opening faced the sitting space and a second opening faced the locking hole; and a fastening assembly including two fastening elements respectively inserted in the first openings of the two support seat tubes, a support bar connecting to the two fastening elements and two fasteners running through the two locking holes and the second openings to fasten to the two fastening elements, each of the two fastening elements including a butting portion abutting surface of the support seat tube and a screw hole located in the support seat tube while the fastening element is inserted in the first opening, each of the two fasteners including a thread portion screwing with the screw hole and a detent block abutting the holding portion for fastening the two support seat tubes to the holding portion.