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. 01, 2024
Filed:
Oct. 29, 2020
Applicant:
Nivarox-far S.a., Le Locle, CH;
Inventor:
Christian Charbon, Chézard-St-Martin, CH;
Assignee:
NIVAROX-FAR S.A., Le Locle, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B 17/06 (2006.01); G04B 17/22 (2006.01); G04D 3/00 (2006.01);
U.S. Cl.
CPC ...
G04B 17/066 (2013.01); G04B 17/06 (2013.01); G04B 17/063 (2013.01); G04B 17/227 (2013.01); G04D 3/0041 (2013.01); G04D 3/0069 (2013.01);
Abstract
A balance-spring intended to equip a balance of an horological movement, comprising a core made of Nb—Ti made from an alloy consisting of: niobium: balance to 100% by weight, titanium: between 5 and 95% by weight, traces of elements chosen from the group consisting of O, H, C, Fe, Ta, N, Ni, Si, Cu, Al, each of said elements being present in a quantity between 0 and 1600 ppm by weight, the total quantity formed by all of said elements being between 0% and 0.3% by weight, wherein the core made of Nb—Ti is coated with a layer of niobium, said layer of niobium having a thickness between 20 nm and 10 μm.