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Patent Searching and Data


Title:
SEAT DEVICE AND STAR-SHAPED BASE THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/233411
Kind Code:
A1
Abstract:
A star-shaped base (3) on a seat device (1), which in particular may be used for office chairs, work chairs, stools or standing aid devices. In order to provide such a seat device (1), a seat surface (9) may rotate or swing. Meanwhile, there is no need to change parts installed at the upper end of a seat post (8), and there is especially no need to change a support structure (10), a seat support (12) for placing the seat surface (9) and the seat surface (9) itself. The seat surface (9) may rotate or swing by: modifying the parts of the seat device (1) installed at the lower end of the seat post (8), that is, installing a movable star-shaped base (3). The star-shaped base (3) is characterized in that at least one among extending arms (5) installed on a hub (4) is hinged with the hub (4) and may rotate relative to the hub (4).

Inventors:
WANG JIANGLIN (CN)
WANG ZHENGXING (CN)
BOCK HERMANN (CN)
Application Number:
CN2020/088950
Publication Date:
November 26, 2020
Filing Date:
May 07, 2020
Export Citation:
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Assignee:
HENGLIN HOME FURNISHINGS CO LTD (CN)
International Classes:
A47C7/50; A47B91/00
Foreign References:
CN208784104U2019-04-26
CN101766407A2010-07-07
CN205390872U2016-07-27
CN206197513U2017-05-31
US6572061B22003-06-03
CN206499205U2017-09-19
Attorney, Agent or Firm:
HANGZHOU FENGHE PATENT ATTORNEYS OFFICE CO., LTD. (CN)
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