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:
Oct. 23, 2018
Filed:
Mar. 03, 2015
Applicant:
Jean-marc Scherrer, Riedisheim, FR;
Inventor:
Jean-Marc Scherrer, Riedisheim, FR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 9/00 (2006.01); G10K 11/168 (2006.01); E04B 1/84 (2006.01); G10K 11/172 (2006.01); E04B 9/04 (2006.01);
U.S. Cl.
CPC ...
G10K 11/168 (2013.01); E04B 1/84 (2013.01); E04B 9/001 (2013.01); G10K 11/172 (2013.01); E04B 2009/0492 (2013.01);
Abstract
A sound-absorption assembly comprises a tubular-shaped body having ends closed respectively by first and second microperforated tensioned flexible sheets and at least one planar diaphragm disposed inside the tubular body between the microperforated flexible sheets so as to delimit two spaces between said sheets.