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:
Jun. 19, 2018
Filed:
Oct. 10, 2013
Applicant:
Nivarox-far S.a., Le Locle, CH;
Inventors:
Pierre Cusin, Villars-Burquin, CH;
Thierry Hessler, St-Aubin, CH;
Fatmir Salihu, Neuchatel, CH;
Lucie Brocher, Sion, CH;
Hung Quoc Tran, Bienne, CH;
Assignee:
Nivarox-FAR S.A., Le Locle, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B 17/22 (2006.01); G04B 17/24 (2006.01); G04B 17/06 (2006.01); H03H 9/02 (2006.01); H03H 3/007 (2006.01); H03H 3/02 (2006.01);
U.S. Cl.
CPC ...
G04B 17/063 (2013.01); G04B 17/066 (2013.01); G04B 17/22 (2013.01); G04B 17/227 (2013.01); G04B 17/24 (2013.01); H03H 3/0076 (2013.01); H03H 9/02448 (2013.01); H03H 2003/027 (2013.01);
Abstract
A compensating balance spring for a thermally compensated sprung balance resonator including a core formed from at least one non-metallic material. The core is entirely coated with a layer which is moisture proof to render the balance spring less sensitive to climatic variations. The compensating balance spring can be applied to timepieces.