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:
Aug. 25, 2020
Filed:
Oct. 16, 2017
Applicant:
Seiko Instruments Inc., Chiba-shi, Chiba, JP;
Inventor:
Kazuo Kato, Chiba, JP;
Assignee:
SEIKO INSTRUMENTS INC., Chiba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04C 3/14 (2006.01); G04B 33/08 (2006.01); G04C 3/00 (2006.01); G06F 1/3296 (2019.01); G04F 7/08 (2006.01); G04G 17/04 (2006.01);
U.S. Cl.
CPC ...
G04C 3/146 (2013.01); G04B 33/08 (2013.01); G04C 3/008 (2013.01); G04C 3/143 (2013.01); G06F 1/3296 (2013.01); G04F 7/0871 (2013.01); G04G 17/04 (2013.01);
Abstract
A timepiece, in which an indicating hand is driven by a motor and high speed processing is required for driving a load other than the indicating hand, includes a main control circuit that instructs drive timing of the motor so as to drive the load, and that is operated by an operation frequency serving as a first frequency, and a motor control unit that generates a drive pulse for driving the motor, and that is operated by an operation frequency serving as a second frequency which is lower than the first frequency.