JPS52148172A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS52148172A
JPS52148172A JP6535076A JP6535076A JPS52148172A JP S52148172 A JPS52148172 A JP S52148172A JP 6535076 A JP6535076 A JP 6535076A JP 6535076 A JP6535076 A JP 6535076A JP S52148172 A JPS52148172 A JP S52148172A
Authority
JP
Japan
Prior art keywords
battery
electronic watch
voltage
comparing
steps
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6535076A
Other languages
Japanese (ja)
Inventor
Hideji Kawamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP6535076A priority Critical patent/JPS52148172A/en
Publication of JPS52148172A publication Critical patent/JPS52148172A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE:To maintain battery voltage to a constant potential in such electronic watch application battery whose battery voltage varies in two steps like mercury peroxide battery by comparing its voltage with that of the reference voltage source.
JP6535076A 1976-06-04 1976-06-04 Electronic watch Pending JPS52148172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6535076A JPS52148172A (en) 1976-06-04 1976-06-04 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6535076A JPS52148172A (en) 1976-06-04 1976-06-04 Electronic watch

Publications (1)

Publication Number Publication Date
JPS52148172A true JPS52148172A (en) 1977-12-09

Family

ID=13284407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6535076A Pending JPS52148172A (en) 1976-06-04 1976-06-04 Electronic watch

Country Status (1)

Country Link
JP (1) JPS52148172A (en)

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