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. 18, 2016
Filed:
Oct. 21, 2013
Applicant:
Eta SA Manufacture Horlogere Suisse, Grenchen, CH;
Inventors:
Assignee:
ETA SA Manufacture Horlogere Suisse, Grenchen, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B 1/16 (2006.01); G04B 1/14 (2006.01); G04B 1/18 (2006.01);
U.S. Cl.
CPC ...
G04B 1/16 (2013.01); G04B 1/145 (2013.01); G04B 1/18 (2013.01);
Abstract
A timepiece barrel for pivotal assembly between a plate and a bar and including at least one spring housed between a pivoting drum and a cover and hooked between, at the outer end thereof, the drum and at the inner end thereof, an arbor which pivots integrally with a ratchet about a pivot axis. The barrel includes a one-piece sub-assembly coaxial to the arbor and including the arbor and a boss including a collar for limiting axial shake of the drum, the collar carrying pivotal drive mechanisms for driving pivoting of the ratchet which is axially free in a direction of the pivot axis.