CH594930B - Elektronische uhr. - Google Patents

Elektronische uhr.

Info

Publication number
CH594930B
CH594930B CH35475A CH35475A CH594930B CH 594930 B CH594930 B CH 594930B CH 35475 A CH35475 A CH 35475A CH 35475 A CH35475 A CH 35475A CH 594930 B CH594930 B CH 594930B
Authority
CH
Switzerland
Prior art keywords
electronic clock
clock
electronic
Prior art date
Application number
CH35475A
Other languages
English (en)
Inventor
Petrus A Van Berkum
Original Assignee
Zenith Radio Corp
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 Zenith Radio Corp filed Critical Zenith Radio Corp
Priority to CA241,856A priority Critical patent/CA1040065A/en
Publication of CH594930B publication Critical patent/CH594930B/de

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008—Mounting, assembling of components
    • 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
    • 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
    • G04G9/087—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques provided with means for displaying at will a time indication or a date or a part thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
CH35475A 1974-01-14 1975-01-13 Elektronische uhr. CH594930B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA241,856A CA1040065A (en) 1974-01-22 1975-12-16 Cylinder-piston combination, particularly for high-pressure application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US432935A US3911665A (en) 1974-01-14 1974-01-14 Electronic timepiece having complementary electro-optical and electro-mechanical displays

Publications (1)

Publication Number Publication Date
CH594930B true CH594930B (de) 1978-01-31

Family

ID=23718167

Family Applications (2)

Application Number Title Priority Date Filing Date
CH35475D CH35475A4 (de) 1974-01-14 1975-01-13
CH35475A CH594930B (de) 1974-01-14 1975-01-13 Elektronische uhr.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH35475D CH35475A4 (de) 1974-01-14 1975-01-13

Country Status (5)

Country Link
US (1) US3911665A (de)
JP (1) JPS50108964A (de)
CA (1) CA1028156A (de)
CH (2) CH35475A4 (de)
GB (1) GB1462898A (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968641A (en) * 1975-05-12 1976-07-13 Hughes Aircraft Company Digital watch with oscillator/divider power selection circuitry
US4009566A (en) * 1975-05-27 1977-03-01 Hughes Aircraft Company Digital watch with liquid crystal and sequentially read out light emitting diode displays
JPS5233570A (en) * 1975-09-09 1977-03-14 Seiko Instr & Electronics Ltd Drive circuit for luminous body for illumination for liquid crystal el ectronic watch
JPS52111757A (en) * 1976-03-16 1977-09-19 Citizen Watch Co Ltd Electroinc watch
DE2730069A1 (de) * 1977-07-02 1979-01-11 Braun Ag Zeitmesser mit einer anzeigeeinrichtung
DE2732877C3 (de) * 1977-07-21 1984-10-25 Braun Ag, 6000 Frankfurt Zeitmesser mit einer Anzeigeeinrichtung
US4264970A (en) * 1977-10-28 1981-04-28 Citizen Watch Company Limited Liquid crystal display cell for an electronic timepiece
US4245338A (en) * 1977-11-10 1981-01-13 Citizen Watch Company Limited Time correction system for an electronic timepiece
US4258431A (en) * 1977-12-09 1981-03-24 Citizen Watch Co., Ltd. Electronic timepiece having an analog display device and a digital display device
US4246602A (en) * 1977-12-09 1981-01-20 Citizen Watch Company Limited Electronic timepiece
DE2804041C3 (de) * 1978-01-31 1983-11-17 Gebrüder Junghans GmbH, 7230 Schramberg Elektronische Uhr
DE2804013C2 (de) * 1978-01-31 1980-03-13 Gebrueder Junghans Gmbh, 7230 Schramberg Elektronische Uhr
CH629062B (fr) * 1978-03-29 Suisse Horlogerie Piece d'horlogerie pourvue d'un dispositif de synchronisation entre un affichage analogique et un affichage numerique.
JPS54130163A (en) * 1978-03-31 1979-10-09 Citizen Watch Co Ltd Electronic watch
US4290131A (en) * 1978-04-06 1981-09-15 Citizen Watch Company Limited Electronic timepiece
DE2821619C3 (de) * 1978-05-18 1981-05-21 Gebrüder Junghans GmbH, 7230 Schramberg Elektronische Uhr mit Analoganzeige-Zeigerwerk und Flüssigkristall-Anzeigeeinheit
US4228648A (en) * 1978-10-11 1980-10-21 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Hour hand corrector for dual display timepiece
US4320479A (en) * 1978-12-29 1982-03-16 Citizen Watch Co., Ltd. Analogue electronic timepiece with an alarm device
US4312056A (en) * 1979-01-17 1982-01-19 Citizen Watch Company Limited Composite display type electronic timepiece
CH625387B (fr) * 1979-06-01 Ebauches Electroniques Sa Montre electronique.
CH630219B (fr) * 1979-06-01 Ebauches Electroniques Sa Montre electronique.
CH631320B (fr) * 1979-06-13 Suisse Horlogerie Procede d'affichage pour piece d'horlogerie comportant l'excitationsimultanee de deux cellules superposees.
CH629064B (fr) * 1979-06-28 Ebauches Sa Montre electronique avec affichage auxiliaire digital.
US4236239A (en) * 1979-07-06 1980-11-25 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Electronic timepiece comprising two different displays
US4253173A (en) * 1979-10-15 1981-02-24 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Dual display synchronization system for a timepiece
CH649189GA3 (de) * 1981-12-28 1985-05-15
CH668350GA3 (en) * 1987-05-22 1988-12-30 Electric timepiece with inter module connection driving seconds hand - has gearing for centre second-hand wheel in one module rotated by motor in other module
DE9200950U1 (de) * 1992-01-28 1993-05-27 Junghans Uhren Gmbh, 7230 Schramberg, De
US6084828A (en) * 1998-11-05 2000-07-04 Fossil, Inc. Timepiece and chronometer with overlapping, separately driven analog and digital displays
ES2249022T3 (es) 1998-11-05 2006-03-16 Fossil, Inc. Reloj y cronometro con pantallas solapadas analogica y digital controladas por separado.
AU3732400A (en) 1999-04-12 2000-11-14 Quartex Clockworks, timepiece and method for operating the same
MXPA02003689A (es) * 2002-03-01 2004-04-05 Fossil Inc Dispositivo de relojeria mejorado.
EP1744081B1 (de) * 2005-07-15 2009-01-21 Rolex Sa Verzahnung mit Fehlerkompensation für Präzisionsmechanismen
US20080013409A1 (en) * 2006-07-11 2008-01-17 Bland Diarmuid John St Cullom Timepiece with overlapping, separately driven analog and mechanical functionality
KR20170039388A (ko) * 2015-10-01 2017-04-11 엘지전자 주식회사 전자디바이스

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542021A (en) * 1946-07-16 1951-02-20 Fox Benjamin Electronic display system
US3668861A (en) * 1970-11-17 1972-06-13 Suwa Seikosha Kk Solid state electronic watch
GB1349209A (en) * 1971-02-25 1974-04-03 Suwa Seikosha Kk Electronic timepiece
US3747322A (en) * 1971-05-20 1973-07-24 Hmw Industries Light control for timing displays

Also Published As

Publication number Publication date
CH35475A4 (de) 1977-02-15
CA1028156A (en) 1978-03-21
US3911665A (en) 1975-10-14
GB1462898A (en) 1977-01-26
JPS50108964A (de) 1975-08-27

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Legal Events

Date Code Title Description
PL Patent ceased