JPS5351773A - Watch with battery life warning indicator - Google Patents

Watch with battery life warning indicator

Info

Publication number
JPS5351773A
JPS5351773A JP2105377A JP2105377A JPS5351773A JP S5351773 A JPS5351773 A JP S5351773A JP 2105377 A JP2105377 A JP 2105377A JP 2105377 A JP2105377 A JP 2105377A JP S5351773 A JPS5351773 A JP S5351773A
Authority
JP
Japan
Prior art keywords
watch
battery life
warning indicator
life warning
battery
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
JP2105377A
Other languages
Japanese (ja)
Inventor
Hiroaki Takamune
Fujio Ishida
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP2105377A priority Critical patent/JPS5351773A/en
Publication of JPS5351773A publication Critical patent/JPS5351773A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00Arrangements of electric power supplies in time-pieces
    • G04C10/04Arrangements of electric power supplies in time-pieces with means for indicating the condition of the power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electric Clocks (AREA)
  • Indicating Measured Values (AREA)

Abstract

PURPOSE:To detect the voltage level of a battery so as to warn the battery life by using the threshold voltage of an FET.
JP2105377A 1977-02-28 1977-02-28 Watch with battery life warning indicator Pending JPS5351773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2105377A JPS5351773A (en) 1977-02-28 1977-02-28 Watch with battery life warning indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2105377A JPS5351773A (en) 1977-02-28 1977-02-28 Watch with battery life warning indicator

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP11246572A Division JPS5525390B2 (en) 1972-11-09 1972-11-09

Publications (1)

Publication Number Publication Date
JPS5351773A true JPS5351773A (en) 1978-05-11

Family

ID=12044159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2105377A Pending JPS5351773A (en) 1977-02-28 1977-02-28 Watch with battery life warning indicator

Country Status (1)

Country Link
JP (1) JPS5351773A (en)

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