JPS5247772A - Signal generating device in electronic watches - Google Patents

Signal generating device in electronic watches

Info

Publication number
JPS5247772A
JPS5247772A JP12358175A JP12358175A JPS5247772A JP S5247772 A JPS5247772 A JP S5247772A JP 12358175 A JP12358175 A JP 12358175A JP 12358175 A JP12358175 A JP 12358175A JP S5247772 A JPS5247772 A JP S5247772A
Authority
JP
Japan
Prior art keywords
generating device
signal generating
electronic watches
watch
electronic
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
JP12358175A
Other languages
Japanese (ja)
Inventor
Iwao Tawara
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer 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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to JP12358175A priority Critical patent/JPS5247772A/en
Publication of JPS5247772A publication Critical patent/JPS5247772A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE:To positively generate rate measuring signals of an electronic watch on the outside of the watch by utilizing electrophoto conversion element, thereby increasing the accuracy of measurement.
JP12358175A 1975-10-14 1975-10-14 Signal generating device in electronic watches Pending JPS5247772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12358175A JPS5247772A (en) 1975-10-14 1975-10-14 Signal generating device in electronic watches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12358175A JPS5247772A (en) 1975-10-14 1975-10-14 Signal generating device in electronic watches

Publications (1)

Publication Number Publication Date
JPS5247772A true JPS5247772A (en) 1977-04-15

Family

ID=14864121

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12358175A Pending JPS5247772A (en) 1975-10-14 1975-10-14 Signal generating device in electronic watches

Country Status (1)

Country Link
JP (1) JPS5247772A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293688A (en) * 1985-10-18 1987-04-30 Sony Corp Timer apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293688A (en) * 1985-10-18 1987-04-30 Sony Corp Timer apparatus

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