DE2804013C2 - Elektronische Uhr - Google Patents

Elektronische Uhr

Info

Publication number
DE2804013C2
DE2804013C2 DE2804013A DE2804013A DE2804013C2 DE 2804013 C2 DE2804013 C2 DE 2804013C2 DE 2804013 A DE2804013 A DE 2804013A DE 2804013 A DE2804013 A DE 2804013A DE 2804013 C2 DE2804013 C2 DE 2804013C2
Authority
DE
Germany
Prior art keywords
display
control circuit
pulse
display control
contact
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.)
Expired
Application number
DE2804013A
Other languages
German (de)
English (en)
Other versions
DE2804013B1 (de
Inventor
Wolfgang 7230 Schramberg Ganter
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.)
Gebr Junghans 7230 Schramberg GmbH
Original Assignee
Gebr Junghans 7230 Schramberg GmbH
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 Gebr Junghans 7230 Schramberg GmbH filed Critical Gebr Junghans 7230 Schramberg GmbH
Priority to DE2804013A priority Critical patent/DE2804013C2/de
Priority to US06/002,801 priority patent/US4254490A/en
Priority to FR7902511A priority patent/FR2416503A1/fr
Publication of DE2804013B1 publication Critical patent/DE2804013B1/de
Application granted granted Critical
Publication of DE2804013C2 publication Critical patent/DE2804013C2/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/12—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • G04G9/124—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals provided with date indication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromechanical Clocks (AREA)
DE2804013A 1978-01-31 1978-01-31 Elektronische Uhr Expired DE2804013C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE2804013A DE2804013C2 (de) 1978-01-31 1978-01-31 Elektronische Uhr
US06/002,801 US4254490A (en) 1978-01-31 1979-01-11 Electronic clock having synchronized analog and digital displays
FR7902511A FR2416503A1 (fr) 1978-01-31 1979-01-31 Montre electronique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2804013A DE2804013C2 (de) 1978-01-31 1978-01-31 Elektronische Uhr

Publications (2)

Publication Number Publication Date
DE2804013B1 DE2804013B1 (de) 1979-06-21
DE2804013C2 true DE2804013C2 (de) 1980-03-13

Family

ID=6030758

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2804013A Expired DE2804013C2 (de) 1978-01-31 1978-01-31 Elektronische Uhr

Country Status (3)

Country Link
US (1) US4254490A (en])
DE (1) DE2804013C2 (en])
FR (1) FR2416503A1 (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH649189GA3 (en]) * 1981-12-28 1985-05-15
US7027361B2 (en) * 2003-11-18 2006-04-11 Timex Group B.V. Perpetual calendar for a timepiece
US9001625B2 (en) 2011-09-08 2015-04-07 Timex Group Usa, Inc. Wearable electronic device
US8923096B1 (en) 2013-10-17 2014-12-30 Timex Group Usa, Inc. Method of displaying elapsed time on a wristworn device and wristworn device displaying same
US9639064B2 (en) 2015-09-18 2017-05-02 Timex Group Usa, Inc. Wearable electronic device with hand synchronization

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2170989B1 (en]) * 1972-02-10 1976-07-23 Thomson Csf
DE2231542A1 (de) * 1972-06-28 1974-03-07 Brunner Lueberg Technik Elektronische kalenderuhr
DE2245088A1 (de) * 1972-09-14 1974-03-21 Bruno Gruber Uhr
US3962861A (en) * 1973-01-02 1976-06-15 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Apparatus for determining and lastingly showing the time at which an event occurs
JPS6120817B2 (en]) * 1973-12-24 1986-05-23 Citizen Watch Co Ltd
US3911665A (en) * 1974-01-14 1975-10-14 Zenith Radio Corp Electronic timepiece having complementary electro-optical and electro-mechanical displays
US3945191A (en) * 1974-01-14 1976-03-23 Zenith Radio Corporation Electronic timepiece having complementary electro-optical and electro-mechanical displays
US4077032A (en) * 1976-01-07 1978-02-28 Volkman S Alan Electronic display apparatus
CH620085B (fr) * 1977-12-31 Ebauchesfabrik Eta Ag Montre a quartz et dispositif d'affichage analogique a commande manuelle de changement d'heure.

Also Published As

Publication number Publication date
FR2416503A1 (fr) 1979-08-31
DE2804013B1 (de) 1979-06-21
US4254490A (en) 1981-03-03
FR2416503B1 (en]) 1985-02-08

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee