US 9,039,091 B1Granted

Composite chair

AssigneeKeysheen Industry (Shanghai) Co., Ltd.

InventorsLausan Chung-Hsin Liu, Shopo Hsin Tsu Liu, Fibro Tsu Kun Liu

Life of this patent

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Abstract

A composite chair includes a chair frame and a fastening assembly. The chair frame includes a front support portion, a rear support portion and two support seat tubes connecting the front support portion to the rear support portion. The rear support portion includes a holding portion and two locking holes. Each support seat tube has a first opening and a second opening faced the fastening hole. The fastening assembly includes two fastening elements inserted in the first openings, a support bar connected to the two fastening elements and two fasteners run through the locking holes and the second openings to fasten to the fastening elements. Each of the fastening elements includes a butting portion and a screw hole. Each of the fasteners includes a thread portion fastened to the screw hole and a detent block butting the holding portion. The composite chair thus formed can be assembled easily.

Claims7

Dependent claims

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.

Dependencies are inferred from the claim text.

Facts

Application: 14/308,205Filed 18 Jun 2014
Granted: 26 May 2015
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

A47C 3/00
Chairs characterised by structural features
A47C 5/06
Metal chairs, e.g. tubular: special adaptation of seat upholstery or fabric for attachment to tubular chairs
A47C 5/10
Metal chairs, e.g. tubular: tubular chairs of foldable, collapsible, or dismountable type
Y10T 403/556
Member ends joined by inserted section: section threaded to member

Family

No related US applications are recorded in the indexed filing history.

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Citations

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