JPS52145071A - Watch with battery life alarm display - Google Patents

Watch with battery life alarm display

Info

Publication number
JPS52145071A
JPS52145071A JP2105077A JP2105077A JPS52145071A JP S52145071 A JPS52145071 A JP S52145071A JP 2105077 A JP2105077 A JP 2105077A JP 2105077 A JP2105077 A JP 2105077A JP S52145071 A JPS52145071 A JP S52145071A
Authority
JP
Japan
Prior art keywords
battery life
watch
alarm display
life alarm
inverter
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.)
Granted
Application number
JP2105077A
Other languages
Japanese (ja)
Other versions
JPS576073B2 (en
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 JP2105077A priority Critical patent/JPS52145071A/en
Publication of JPS52145071A publication Critical patent/JPS52145071A/en
Publication of JPS576073B2 publication Critical patent/JPS576073B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G04C10/04—Arrangements 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)

Abstract

PURPOSE:Announcing of the termination of battery life from about one week before stopping is made possible by using the inverter composed of a MOS transistor and a voltage dividing circuit wherein the operating level of this inverter is set at a value more than 1.4V.
JP2105077A 1977-02-28 1977-02-28 Watch with battery life alarm display Granted JPS52145071A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2105077A JPS52145071A (en) 1977-02-28 1977-02-28 Watch with battery life alarm display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2105077A JPS52145071A (en) 1977-02-28 1977-02-28 Watch with battery life alarm display

Related Parent Applications (1)

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

Publications (2)

Publication Number Publication Date
JPS52145071A true JPS52145071A (en) 1977-12-02
JPS576073B2 JPS576073B2 (en) 1982-02-03

Family

ID=12044081

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2105077A Granted JPS52145071A (en) 1977-02-28 1977-02-28 Watch with battery life alarm display

Country Status (1)

Country Link
JP (1) JPS52145071A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532812U (en) * 1978-08-22 1980-03-03

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS471023U (en) * 1971-01-16 1972-08-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS471023U (en) * 1971-01-16 1972-08-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532812U (en) * 1978-08-22 1980-03-03

Also Published As

Publication number Publication date
JPS576073B2 (en) 1982-02-03

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