The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 05, 2021
Filed:
Feb. 23, 2016
Kokuyo Co., Ltd., Osaka, JP;
Toshiki Yajima, Osaka, JP;
Takao Sugano, Osaka, JP;
Yasuhiro Shibamoto, Osaka, JP;
Fei Xu, Osaka, JP;
KOKUYO CO., LTD., Osaka, JP;
Abstract
A chair includes a support mechanisminterposed between a legand a seat, wherein the support mechanismis arranged below the seat, is configured to each individually and movably support the seat, at least at two locations in a front-rear direction and two locations in a left-right direction, along a predetermined trajectory, and the support mechanismincludes: a seat inclining mechanism Q or a seat inclining function configured to downwardly incline a tip side in a movement direction of the seatin accordance with movement of the seat, and further includes: a center-of-gravity movement mechanism P or a return-force generation mechanism configured to generate a return force in a direction of returning the seathaving moved from a reference position (S) in a front-rear or left-right direction, to the reference position (S) by using a center-of-gravity movement.