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:
Apr. 12, 2022
Filed:
Mar. 21, 2019
Applicant:
Nivarox-far S.a., Le Locle, CH;
Inventors:
Pierre Cusin, Villars-Burquin, CH;
Marco Verardo, Les Bois, CH;
Assignee:
Nivarox-FAR S.A., Le Locle, CH;
Primary Examiner:
Int. Cl.
CPC ...
G04B 17/06 (2006.01); G04B 17/22 (2006.01); G04B 17/26 (2006.01);
U.S. Cl.
CPC ...
G04B 17/066 (2013.01); G04B 17/227 (2013.01); G04B 17/26 (2013.01);
Abstract
A process for fabricating a hairspring having a final stiffness includes the steps of fabricating a hairspring to thickened dimensions, and determining the initial stiffness of the hairspring formed in order to remove the volume of material to obtain the hairspring having the dimensions required for said final stiffness.