Patent ID: 9713384
Date: 2017-07-25
CPC Classifications: A47C

Claim:
1. A frame structure of a net chair-back, the net chair-back comprising a first frame member, a second frame member corresponding to the first frame member and combined with the first frame member, and a net member arranged between the first frame member and the second frame member, wherein the first frame member comprises a recessed groove formed therein and arranged in a circumferentially surrounding form, the recessed groove comprising a plurality of fixation posts mounted therein; and the second frame member comprises an insertion groove formed therein and arranged in a circumferentially surrounding form, the insertion groove comprising a plurality of locking pillars formed therein and respectively corresponding to the fixation posts, the locking pillars each comprising a distal end facing the corresponding one of the fixation posts and having a retention member mounted thereto such that the retention member is receivable between the distal end of the locking pillar and the corresponding one of the fixation posts, the retention member being tightly engageable with an inside surface of the fixation post; wherein the retention members are mounted to the distal ends of the locking pillars with threaded fasteners such that the retention members and the fasteners are received and concealed between the locking pillars and the fixation posts.