JPS522465A - Solar battery wrist watch - Google Patents

Solar battery wrist watch

Info

Publication number
JPS522465A
JPS522465A JP7775775A JP7775775A JPS522465A JP S522465 A JPS522465 A JP S522465A JP 7775775 A JP7775775 A JP 7775775A JP 7775775 A JP7775775 A JP 7775775A JP S522465 A JPS522465 A JP S522465A
Authority
JP
Japan
Prior art keywords
solar battery
wrist watch
battery wrist
battery
solar
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
JP7775775A
Other languages
Japanese (ja)
Inventor
Sunao Oota
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP7775775A priority Critical patent/JPS522465A/en
Publication of JPS522465A publication Critical patent/JPS522465A/en
Pending 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
    • G04C10/02—Arrangements of electric power supplies in time pieces the power supply being a radioactive or photovoltaic source

Abstract

PURPOSE:To provide a solar battery wrist watch, which uses a primary battery together with the solar battery to thereby extent the life of the primary battery and also permit saving of resource and man-hour.
JP7775775A 1975-06-23 1975-06-23 Solar battery wrist watch Pending JPS522465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7775775A JPS522465A (en) 1975-06-23 1975-06-23 Solar battery wrist watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7775775A JPS522465A (en) 1975-06-23 1975-06-23 Solar battery wrist watch

Publications (1)

Publication Number Publication Date
JPS522465A true JPS522465A (en) 1977-01-10

Family

ID=13642788

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7775775A Pending JPS522465A (en) 1975-06-23 1975-06-23 Solar battery wrist watch

Country Status (1)

Country Link
JP (1) JPS522465A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54145862A (en) * 1978-05-08 1979-11-14 Shinwa Kasei Kk Method of winding films
JPS58137784A (en) * 1982-02-10 1983-08-16 Seiko Epson Corp Electronic timepiece with solar battery
JPS59149254A (en) * 1983-02-08 1984-08-27 Nishimura Seisakusho:Kk Contact-pressure controlling apparatus for taking-up machine
JP2000214271A (en) * 1999-01-27 2000-08-04 Seiko Epson Corp Electronically controlled electronic apparatus, electronically controlled mechanical clock, and controlling method for the electronically controlled electronic apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54145862A (en) * 1978-05-08 1979-11-14 Shinwa Kasei Kk Method of winding films
JPS58137784A (en) * 1982-02-10 1983-08-16 Seiko Epson Corp Electronic timepiece with solar battery
JPS59149254A (en) * 1983-02-08 1984-08-27 Nishimura Seisakusho:Kk Contact-pressure controlling apparatus for taking-up machine
JP2000214271A (en) * 1999-01-27 2000-08-04 Seiko Epson Corp Electronically controlled electronic apparatus, electronically controlled mechanical clock, and controlling method for the electronically controlled electronic apparatus

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