JPS52145072A - Watch with battery life alarm display - Google Patents

Watch with battery life alarm display

Info

Publication number
JPS52145072A
JPS52145072A JP2105177A JP2105177A JPS52145072A JP S52145072 A JPS52145072 A JP S52145072A JP 2105177 A JP2105177 A JP 2105177A JP 2105177 A JP2105177 A JP 2105177A JP S52145072 A JPS52145072 A JP S52145072A
Authority
JP
Japan
Prior art keywords
battery life
watch
alarm display
life alarm
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.)
Granted
Application number
JP2105177A
Other languages
Japanese (ja)
Other versions
JPS5756030B2 (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 JP2105177A priority Critical patent/JPS52145072A/en
Publication of JPS52145072A publication Critical patent/JPS52145072A/en
Publication of JPS5756030B2 publication Critical patent/JPS5756030B2/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)
  • Indicating Measured Values (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE:Alarming of the termination of battery life from, for example, about one month before is made possible by connecting a heavy load in parallel to a battery and performing the detection operation of battery voltage at every fixed period through sampling.
JP2105177A 1977-02-28 1977-02-28 Watch with battery life alarm display Granted JPS52145072A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2105177A JPS52145072A (en) 1977-02-28 1977-02-28 Watch with battery life alarm display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2105177A JPS52145072A (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
JPS52145072A true JPS52145072A (en) 1977-12-02
JPS5756030B2 JPS5756030B2 (en) 1982-11-27

Family

ID=12044107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2105177A Granted JPS52145072A (en) 1977-02-28 1977-02-28 Watch with battery life alarm display

Country Status (1)

Country Link
JP (1) JPS52145072A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002202A1 (en) * 1982-11-29 1984-06-07 Hitachi Metals Ltd Apparatus for controlling toner concentration in developer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS471023U (en) * 1971-01-16 1972-08-10
JPS4971968A (en) * 1972-11-09 1974-07-11

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS471023U (en) * 1971-01-16 1972-08-10
JPS4971968A (en) * 1972-11-09 1974-07-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002202A1 (en) * 1982-11-29 1984-06-07 Hitachi Metals Ltd Apparatus for controlling toner concentration in developer
US4592645A (en) * 1982-11-29 1986-06-03 Hitachi Metals, Ltd. Apparatus for controlling concentration of toner in developer

Also Published As

Publication number Publication date
JPS5756030B2 (en) 1982-11-27

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