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. 03, 1990
Filed:
Sep. 13, 1988
Applicant:
Inventor:
Charles Heidmann, Strasbourg, FR;
Assignee:
Strafor S.A., Strasbourg, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
297306 ; 297300 ; 297D / ;
Abstract
Semi-rigid structure which ability to the unidirectional deformation can be controlled, and particularly utilizable in the making of 'ergonomic' seats, characterized in that it consists in a succession of parallel blocks 5 of rigid material joined together by narrow webs (7) of thinner and/or more flexible material, the deformation of the structure resulting from the pressing of all the webs, such a pressing being limited by ribs 8 placed inside the foresaid webs.