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:
May. 05, 2026
Filed:
Jan. 24, 2023
Applicant:
Commissariat À L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Inventor:
Samer Dagher, Grenoble, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B81C 1/00 (2006.01); B81B 3/00 (2006.01); H04R 19/04 (2006.01); H04R 31/00 (2006.01);
U.S. Cl.
CPC ...
H04R 19/04 (2013.01); B81B 3/007 (2013.01); B81C 1/00658 (2013.01); H04R 31/00 (2013.01); B81B 2201/0257 (2013.01); B81B 2203/0127 (2013.01); B81B 2203/0315 (2013.01); B81C 2201/0109 (2013.01); B81C 2201/0133 (2013.01); H04R 2201/003 (2013.01);
Abstract
A method for manufacturing an electroacoustic transducer includes a frame; an element movable relative to the frame, the movable element including a membrane and a membrane rigidifying structure; a first transmission arm, the movable element being coupled to one end of the first transmission arm; in which method the membrane of the movable element is moved away from the frame by using a sacrificial layer of greater thickness at least at the periphery of the membrane.