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:
May. 31, 1977
Filed:
Sep. 23, 1975
Applicant:
Inventors:
Kazunari Kume, Tokorozawa, JA;
Minoru Watanabe, Tokorozawa, JA;
Hideshi Oono, Sayama, JA;
Munetaka Tamaru, Tokyo, JA;
Assignee:
Citizen Watch Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09D / ; G04B / ;
U.S. Cl.
CPC ...
58 / ; 40113 ;
Abstract
A timepiece with a calendar mechanism for automatically correcting the date-indication at each end of the months with thirty days or less, which comprises first driving means for feeding a date dial, second driving means for selectively driving the date dial and means for controlling the second driving means to energized it at the end of the month with thirty days or less. The second driving means is supplied with a power blanched from the power transmitting route for the first driving means thereby resulting in the simplification in its construction.