JPS55164391A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS55164391A
JPS55164391A JP7413280A JP7413280A JPS55164391A JP S55164391 A JPS55164391 A JP S55164391A JP 7413280 A JP7413280 A JP 7413280A JP 7413280 A JP7413280 A JP 7413280A JP S55164391 A JPS55164391 A JP S55164391A
Authority
JP
Japan
Prior art keywords
cell
time
watch
illuminating device
operated
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.)
Granted
Application number
JP7413280A
Other languages
English (en)
Other versions
JPS6353518B2 (ja
Inventor
Fuaton Jiyannkuroodo
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.)
Ebauches Electroniques SA
Original Assignee
Ebauches Electroniques SA
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 Ebauches Electroniques SA filed Critical Ebauches Electroniques SA
Publication of JPS55164391A publication Critical patent/JPS55164391A/ja
Publication of JPS6353518B2 publication Critical patent/JPS6353518B2/ja
Granted 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
    • G04G9/0052—Details electrical, e.g. selection or application of the operating voltage using means to adjust the display in accordance with the ambient light, e.g. switching or controlling a supplementary light source
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0082—Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08
    • G04G9/0094—Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08 using light valves, e.g. liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Saccharide Compounds (AREA)
JP7413280A 1979-06-01 1980-06-02 Electronic watch Granted JPS55164391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH513379A CH630219B (fr) 1979-06-01 1979-06-01 Montre electronique.

Publications (2)

Publication Number Publication Date
JPS55164391A true JPS55164391A (en) 1980-12-22
JPS6353518B2 JPS6353518B2 (ja) 1988-10-24

Family

ID=4288490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7413280A Granted JPS55164391A (en) 1979-06-01 1980-06-02 Electronic watch

Country Status (4)

Country Link
US (1) US4335453A (ja)
JP (1) JPS55164391A (ja)
CH (1) CH630219B (ja)
DE (1) DE3020414C2 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2077465B (en) * 1980-06-06 1984-07-04 Casio Computer Co Ltd Compact electronic device having calendar function
US5055840A (en) * 1990-01-16 1991-10-08 Carroll Touch Incorporated Infrared touch input device and light emitted activation circuit
JPH1090440A (ja) * 1996-09-12 1998-04-10 Citizen Watch Co Ltd 太陽電池搭載の電子時計
USD431202S (en) * 1998-04-07 2000-09-26 Rado Watch Co. Ltd Back cover of a watch with a variable pattern
US6084828A (en) * 1998-11-05 2000-07-04 Fossil, Inc. Timepiece and chronometer with overlapping, separately driven analog and digital displays
US9639064B2 (en) * 2015-09-18 2017-05-02 Timex Group Usa, Inc. Wearable electronic device with hand synchronization

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108964A (ja) * 1974-01-14 1975-08-27
JPS5159268U (ja) * 1974-11-01 1976-05-10

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991552A (en) * 1973-05-29 1976-11-16 Hughes Aircraft Company Digital watch with liquid crystal display
US3864905A (en) * 1973-11-14 1975-02-11 Hoffmann La Roche Horological instrument incorporating means for illuminating a liquid crystal display
US4246602A (en) * 1977-12-09 1981-01-20 Citizen Watch Company Limited Electronic timepiece
JPS54112065U (ja) * 1977-12-27 1979-08-07
US4212159A (en) * 1978-02-13 1980-07-15 Texas Instruments Incorporated Electronic timepiece

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108964A (ja) * 1974-01-14 1975-08-27
JPS5159268U (ja) * 1974-11-01 1976-05-10

Also Published As

Publication number Publication date
CH630219GA3 (ja) 1982-06-15
US4335453A (en) 1982-06-15
JPS6353518B2 (ja) 1988-10-24
DE3020414C2 (de) 1982-12-02
DE3020414A1 (de) 1980-12-04
CH630219B (fr)

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