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JPS5258958A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS5258958A
JPS5258958A JP50134746A JP13474675A JPS5258958A JP S5258958 A JPS5258958 A JP S5258958A JP 50134746 A JP50134746 A JP 50134746A JP 13474675 A JP13474675 A JP 13474675A JP S5258958 A JPS5258958 A JP S5258958A
Authority
JP
Japan
Prior art keywords
electronic watch
liquid crystal
power drive
make possible
voltage dropping
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
JP50134746A
Other languages
Japanese (ja)
Inventor
Hiroo Fujita
Shigeru Morokawa
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 JP50134746A priority Critical patent/JPS5258958A/en
Publication of JPS5258958A publication Critical patent/JPS5258958A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0047—Details electrical, e.g. selection or application of the operating voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE:To make possible low power drive by using at least one voltage dropping mechanism and using low threshold liquid crystal.
JP50134746A 1975-11-11 1975-11-11 Electronic watch Pending JPS5258958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50134746A JPS5258958A (en) 1975-11-11 1975-11-11 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50134746A JPS5258958A (en) 1975-11-11 1975-11-11 Electronic watch

Publications (1)

Publication Number Publication Date
JPS5258958A true JPS5258958A (en) 1977-05-14

Family

ID=15135602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50134746A Pending JPS5258958A (en) 1975-11-11 1975-11-11 Electronic watch

Country Status (1)

Country Link
JP (1) JPS5258958A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577327A (en) * 1978-12-06 1980-06-11 Casio Computer Co Ltd Voltage converting circuit
JPS55163477A (en) * 1979-06-08 1980-12-19 Citizen Watch Co Ltd Power circuit for electronic clock
JPS576384A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Power source circuit and electronic watch using this
JPS57142128A (en) * 1981-02-26 1982-09-02 Casio Computer Co Ltd Power source supply system
JPS57142129A (en) * 1981-02-26 1982-09-02 Casio Computer Co Ltd Power source supply system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577327A (en) * 1978-12-06 1980-06-11 Casio Computer Co Ltd Voltage converting circuit
JPS55163477A (en) * 1979-06-08 1980-12-19 Citizen Watch Co Ltd Power circuit for electronic clock
JPS576384A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Power source circuit and electronic watch using this
JPS57142128A (en) * 1981-02-26 1982-09-02 Casio Computer Co Ltd Power source supply system
JPS57142129A (en) * 1981-02-26 1982-09-02 Casio Computer Co Ltd Power source supply system

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