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. 14, 1981
Filed:
Apr. 27, 1979
Applicant:
Inventor:
Kazuo Sakamoto, Tanashi, JP;
Assignee:
Citizens Watch Co. Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B / ; G04B / ; G04B / ; G04B / ;
U.S. Cl.
CPC ...
368185 ; 368190 ; 368192 ;
Abstract
A time setting mechanism for a wristwatch having wheel train and time indicating hands driven by the wheel train, wherein first and second gear means are coaxially rotatable independently of one another, with the first gear means being drivably connected to a control stem and the second gear means being drivably connected to the wheel train. A shift gear is movable to engaging and disengaging positions by the action of a change-over means actuated by the control stem, to provide and interrupt drive connection between the first and second gear means.