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:
Jan. 20, 2026
Filed:
Feb. 22, 2022
Applicant:
Commissariat À L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Inventor:
Romain Liechti, Grenoble, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B06B 1/06 (2006.01); B81B 3/00 (2006.01); B81C 1/00 (2006.01);
U.S. Cl.
CPC ...
B06B 1/0603 (2013.01); B81B 3/0021 (2013.01); B81B 3/0024 (2013.01); B81C 1/00373 (2013.01); B81C 1/00396 (2013.01);
Abstract
A MEMS speaker suitable for generating audible sound waves, includes a bimetallic strip actuation system extending in a first plane and an amplification capsule including a membrane extending in a second plane, parallel to the first plane, the membrane including a rigid interior zone and a flexible exterior zone, and a rigid coupling wall, fastened at the periphery of the bimetallic strip actuation system to make the exterior zone of the membrane integral with said actuation system.