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:
Mar. 04, 2014
Filed:
Oct. 31, 2011
Applicants:
Davide Sarchi, Renens, CH;
Jerome Favre, Les Bioux, CH;
Nakis Karapatis, Premier, CH;
Inventors:
Assignee:
Montres Breguet SA, L'Abbaye, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The acoustic radiating membrane () is for assembly in a music box or a striking watch. The membrane is made with at least one area of asymmetrical shape, formed in the material of the membrane or with at least one area of asymmetrical shape having a different thickness from the general thickness of the membrane. It preferably includes two asymmetrical areas of elliptical shape () which are partly superposed and have a different thickness from each other. The two ellipses (), preferably hollowed out of the membrane, are off-centre in relation to each other.