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. 11, 2023
Filed:
Oct. 15, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Eiichi Hiraya, Shiojiri, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 13/02 (2006.01); G04B 9/00 (2006.01);
U.S. Cl.
CPC ...
G04B 9/005 (2013.01); G04B 13/02 (2013.01);
Abstract
A timepiece includes a mainspring, a power reserve hand configured to indicate a remaining amount of windup of the mainspring, an indicator wheel provided with the power reserve hand attached thereto, and a solar wheel configured to rotate in a first direction when the mainspring is wound, rotate in a second direction reverse to the first direction when the mainspring is unwound, and provided with at least two pinions, one of the pinions configured to drive the indicator wheel.