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. 26, 2022
Filed:
Dec. 19, 2019
Applicant:
Tournadre SA Standard Gum, Bourges, FR;
Inventors:
Assignee:
TOURNADRE SA STANDARD GUM, Bourges, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C 27/06 (2006.01); A47C 23/043 (2006.01); A47C 7/34 (2006.01); A47C 23/05 (2006.01);
U.S. Cl.
CPC ...
A47C 23/0435 (2013.01); A47C 7/342 (2013.01); A47C 7/345 (2013.01); A47C 23/05 (2013.01);
Abstract
The invention relates to a supple member with adjustable stiffness for lying and/or sitting furniture. This member includes one or more adjustable helical springs and a rotary part. The rotary part includes a hub able to rotate about the central axis and one or more elastically flexible fingers. Each finger extends from a first end secured to the hub of the rotary part, over an arc of circle about the central axis, to a second end, and cooperates with a corresponding end of one or more of the adjustable helical springs.