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:
Apr. 27, 2021
Filed:
Jun. 20, 2016
Kokuyo Co., Ltd., Osaka, JP;
KOKUYO CO., LTD., Osaka, JP;
Abstract
To provide a chair in which the seated person can perceive a comfortable sitting feeling even if sitting for a long time, and furthermore a high work efficiency can stably be maintained, a chair according to the present invention includes a support mechanisminterposed between a legand a seat, wherein the support mechanismincludes: a seat inclining mechanism Q as a seat inclining function configured to downwardly incline a tip side in an operation direction of the seatwhen the seatoperates from a predetermined reference position (S), and further includes: a return-force generation mechanism configured to generate, in accordance with an amount of movement, 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).