JPS5386274A - Solar battey driven timepiece - Google Patents

Solar battey driven timepiece

Info

Publication number
JPS5386274A
JPS5386274A JP15779076A JP15779076A JPS5386274A JP S5386274 A JPS5386274 A JP S5386274A JP 15779076 A JP15779076 A JP 15779076A JP 15779076 A JP15779076 A JP 15779076A JP S5386274 A JPS5386274 A JP S5386274A
Authority
JP
Japan
Prior art keywords
solar
battey
timepiece
driven timepiece
driven
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
JP15779076A
Other languages
Japanese (ja)
Inventor
Hachiro Kato
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 JP15779076A priority Critical patent/JPS5386274A/en
Publication of JPS5386274A publication Critical patent/JPS5386274A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE:To provide a solar battery driven timepiece, in which a sheet of photochromic glass is disposed upwardly of solar battery, whereby maximal current can be supplied effectively to secondary battery so that the timepiece can be used by various kind of persons who spend a day in different ways.
JP15779076A 1976-12-27 1976-12-27 Solar battey driven timepiece Pending JPS5386274A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15779076A JPS5386274A (en) 1976-12-27 1976-12-27 Solar battey driven timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15779076A JPS5386274A (en) 1976-12-27 1976-12-27 Solar battey driven timepiece

Publications (1)

Publication Number Publication Date
JPS5386274A true JPS5386274A (en) 1978-07-29

Family

ID=15657339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15779076A Pending JPS5386274A (en) 1976-12-27 1976-12-27 Solar battey driven timepiece

Country Status (1)

Country Link
JP (1) JPS5386274A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58113841A (en) * 1981-12-28 1983-07-06 Toshiba Corp Radiation inspecting device
EP3035133A1 (en) * 2014-12-15 2016-06-22 The Swatch Group Research and Development Ltd. External timepiece element with illumination sensor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58113841A (en) * 1981-12-28 1983-07-06 Toshiba Corp Radiation inspecting device
JPH0354513B2 (en) * 1981-12-28 1991-08-20
EP3035133A1 (en) * 2014-12-15 2016-06-22 The Swatch Group Research and Development Ltd. External timepiece element with illumination sensor
WO2016096616A1 (en) * 2014-12-15 2016-06-23 The Swatch Group Research And Development Ltd Casing element with light sensor
US10146185B2 (en) 2014-12-15 2018-12-04 The Swatch Group Research And Development Ltd External element with a light sensor

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