JPS5533638A - World time display device of electronic watch - Google Patents

World time display device of electronic watch

Info

Publication number
JPS5533638A
JPS5533638A JP10645678A JP10645678A JPS5533638A JP S5533638 A JPS5533638 A JP S5533638A JP 10645678 A JP10645678 A JP 10645678A JP 10645678 A JP10645678 A JP 10645678A JP S5533638 A JPS5533638 A JP S5533638A
Authority
JP
Japan
Prior art keywords
electronic watch
display device
difference data
time display
world time
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
JP10645678A
Other languages
Japanese (ja)
Inventor
Shigeki Goto
Shigeyuki Sakai
Kiyohiro Uehara
Shoichi Yasuda
Hiroyuki Sato
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.)
Ricoh Elemex Corp
Ricoh Co Ltd
Original Assignee
Ricoh Elemex Corp
Ricoh 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 Ricoh Elemex Corp, Ricoh Co Ltd filed Critical Ricoh Elemex Corp
Priority to JP10645678A priority Critical patent/JPS5533638A/en
Publication of JPS5533638A publication Critical patent/JPS5533638A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0076—Visual time or date indication means in which the time in another time-zone or in another city can be displayed at will

Landscapes

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

Abstract

PURPOSE:To display the times of respective countries, while simplying the operation and reducing the size of a watch, by selectively feeding out the time difference data of the countries, if necessary, as optical signals on the basis of the time of one country. CONSTITUTION:The difference data of the times of respective countries from the time of one country are stored at 11 and are selectively fed out as optical signals, if desired, thus providing a time difference data device 4. The time difference data from the device 4 are fed to an electronic watch 1 so that the times of the respective countries are displayed.
JP10645678A 1978-08-31 1978-08-31 World time display device of electronic watch Pending JPS5533638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10645678A JPS5533638A (en) 1978-08-31 1978-08-31 World time display device of electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10645678A JPS5533638A (en) 1978-08-31 1978-08-31 World time display device of electronic watch

Publications (1)

Publication Number Publication Date
JPS5533638A true JPS5533638A (en) 1980-03-08

Family

ID=14434084

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10645678A Pending JPS5533638A (en) 1978-08-31 1978-08-31 World time display device of electronic watch

Country Status (1)

Country Link
JP (1) JPS5533638A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6056286A (en) * 1983-09-07 1985-04-01 Seiko Epson Corp Portable small information instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6056286A (en) * 1983-09-07 1985-04-01 Seiko Epson Corp Portable small information instrument

Similar Documents

Publication Publication Date Title
JPS53129687A (en) Electronic watch
JPS536597A (en) Electronic watch
JPS5533638A (en) World time display device of electronic watch
JPS53106539A (en) Electronic desk calculator with audio
JPS524878A (en) Electronic optical display watch
JPS5211822A (en) Digital display unit
JPS5299022A (en) Input device for display information of character and the like
JPS52108845A (en) Adjustor
JPS5334443A (en) Multifunction electronic unit
JPS5338935A (en) Driving device for liquid crystal display unit
JPS5241544A (en) Liquid crystal type regulator for light volume
JPS53131375A (en) Centralized watch displaying apparatus
JPS5210771A (en) Multi-function display electronic watch
JPS5377667A (en) Digital display type electronic wristwatch
JPS5376073A (en) Portable watch
JPS5258960A (en) Electronic watch
JPS547377A (en) Digital electronic watch
JPS5341273A (en) Electro-optical display watch
JPS5342776A (en) Alarm electronic watch
JPS53110567A (en) World time watch with alarm
JPS5299859A (en) Electronic wrist watch
JPS5371598A (en) Electronic watch
JPS5354042A (en) Liquid crystal display unit
JPS5382478A (en) Electronic wristwatch
JPS5364073A (en) Electronic watch