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:
Sep. 01, 2020
Filed:
Aug. 02, 2018
Applicant:
Eta SA Manufacture Horlogere Suisse, Grenchen, CH;
Inventors:
Julien Christan, Bienne, CH;
Thierry Conus, Lengnau, CH;
Assignee:
ETA SA Manufacture Horlogere Suisse, Grenchen, CH;
Primary Examiner:
Int. Cl.
CPC ...
G04B 18/06 (2006.01); G04B 17/06 (2006.01); G04B 17/32 (2006.01);
U.S. Cl.
CPC ...
G04B 18/06 (2013.01); G04B 17/063 (2013.01); G04B 17/325 (2013.01);
Abstract
The invention relates to a balance-spring stud-holder for a mechanical timepiece movement, which comprises a pair of tabs, namely a front tab and a rear tab, jointly defining a notch, the tabs being arranged in such a way that a balance-spring stud can be held in the notch, wherein the rear tab of the balance-spring stud-holder comprises an extension which defines, beyond the notch, a bend forming a retaining abutment for the balance-spring stud after said balance-spring stud has been extracted from the notch.