- Patent Title: Drive device, electronic watch, and control method of drive device
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Application No.: US15806888Application Date: 2017-11-08
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Publication No.: US10656600B2Publication Date: 2020-05-19
- Inventor: Mototaka Minakuchi , Noriyuki Kitta
- Applicant: CASIO COMPUTER CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: CASIO COMPUTER CO., LTD.
- Current Assignee: CASIO COMPUTER CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Holtz, Holtz & Volek PC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@1895751b
- Main IPC: G04C3/14
- IPC: G04C3/14 ; H02P8/14

Abstract:
A drive device includes a plurality of motors; and a motor control processing unit that drives the motors. When the motor control processing unit drives the plurality of motors, it performs control such that a driving speed of one motor of the plurality of motors decreases and driving of the other motor of the plurality of motors starts.
Public/Granted literature
- US20180067458A1 DRIVE DEVICE, ELECTRONIC WATCH, AND CONTROL METHOD OF DRIVE DEVICE Public/Granted day:2018-03-08
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