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. 20, 1981
Filed:
Jun. 22, 1978
Applicant:
Inventor:
Yasuaki Nakayama, Hanno, JP;
Assignee:
Citizen Watch Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B / ; G04C / ;
U.S. Cl.
CPC ...
368 80 ; 368 88 ;
Abstract
A movement construction of a thin, quartz wristwatch with the movement having a thickness less than 2.5 mm, in which a flat coil is adopted as the driving coil of a stepping motor, and a wheel train is disposed in an approximate concentric relationship with said coil.