DE2210454B2 - Zeitmesser, insbesondere armbanduhr - Google Patents

Zeitmesser, insbesondere armbanduhr

Info

Publication number
DE2210454B2
DE2210454B2 DE19722210454 DE2210454A DE2210454B2 DE 2210454 B2 DE2210454 B2 DE 2210454B2 DE 19722210454 DE19722210454 DE 19722210454 DE 2210454 A DE2210454 A DE 2210454A DE 2210454 B2 DE2210454 B2 DE 2210454B2
Authority
DE
Germany
Prior art keywords
display
timepiece according
liquid crystal
time
voltage
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.)
Withdrawn
Application number
DE19722210454
Other languages
German (de)
English (en)
Other versions
DE2210454A1 (de
Inventor
John Merrill; Walton Richard Sayres; Lancaster; Blouch Eric Lynn Richland; Pa. Bergey (V.St.A.)
Original Assignee
Time Computer, Inc., Lancaster, Pa. (V.SLA.)
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 Time Computer, Inc., Lancaster, Pa. (V.SLA.) filed Critical Time Computer, Inc., Lancaster, Pa. (V.SLA.)
Publication of DE2210454A1 publication Critical patent/DE2210454A1/de
Publication of DE2210454B2 publication Critical patent/DE2210454B2/de
Withdrawn legal-status Critical Current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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electric Clocks (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE19722210454 1971-03-12 1972-03-03 Zeitmesser, insbesondere armbanduhr Withdrawn DE2210454B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12367271A 1971-03-12 1971-03-12

Publications (2)

Publication Number Publication Date
DE2210454A1 DE2210454A1 (de) 1972-09-28
DE2210454B2 true DE2210454B2 (de) 1976-12-16

Family

ID=22410129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722210454 Withdrawn DE2210454B2 (de) 1971-03-12 1972-03-03 Zeitmesser, insbesondere armbanduhr

Country Status (7)

Country Link
US (1) US3701249A (enExample)
JP (1) JPS5328461Y2 (enExample)
CA (1) CA931768A (enExample)
CH (1) CH363072A4 (enExample)
DE (1) DE2210454B2 (enExample)
FR (1) FR2128761B1 (enExample)
GB (1) GB1358707A (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992081A (en) * 1969-06-11 1976-11-16 Kabushiki Kaisha Suwa Seikosha Liquid crystal display device with enhanged contrast
USRE29250E (en) * 1971-06-06 1977-06-07 Kabushiki Kaisha Suwa Seikosha Digital electronic watch having calendar display arrangement
JPS5644438B2 (enExample) * 1972-03-29 1981-10-19
US3855783A (en) * 1972-04-20 1974-12-24 Optel Corp Digital electronic timepiece
US3838564A (en) * 1972-06-19 1974-10-01 Texas Instruments Inc Oscillator
JPS4969174U (enExample) * 1972-09-27 1974-06-17
JPS5534388B2 (enExample) * 1972-10-05 1980-09-06
JPS5311200B2 (enExample) * 1973-01-19 1978-04-19
JPS49118166U (enExample) * 1973-02-03 1974-10-09
US4116544A (en) * 1973-02-12 1978-09-26 Beckman Instruments, Inc. Liquid crystal reflective display apparatus
JPS5751076B2 (enExample) * 1973-08-02 1982-10-30
US4027305A (en) * 1973-08-09 1977-05-31 Canon Kabushiki Kaisha System for driving liquid crystal display device
US3864905A (en) * 1973-11-14 1975-02-11 Hoffmann La Roche Horological instrument incorporating means for illuminating a liquid crystal display
FR2309000A1 (fr) * 1975-04-25 1976-11-19 Cii Dispositif de commande d'un element d'affichage a cristal liquide
US3968641A (en) * 1975-05-12 1976-07-13 Hughes Aircraft Company Digital watch with oscillator/divider power selection circuitry
JPS5210971A (en) * 1975-07-04 1977-01-27 Yoshikazu Shoda Sludge filter device
JPS5232374A (en) * 1975-09-08 1977-03-11 Citizen Watch Co Ltd Electronic watch
JPS5296064A (en) * 1976-02-09 1977-08-12 Seiko Epson Corp Electronic timepiece
JPS5473079A (en) * 1977-11-22 1979-06-12 Copal Co Ltd Time indicator for electronic digital car clock
US4271497A (en) * 1977-12-16 1981-06-02 Terzian Berj A Quadri-balanced digital time displays
US4270196A (en) * 1977-12-16 1981-05-26 Terzian Berj A Balanced complementary digital time displays
US4264966A (en) * 1977-12-16 1981-04-28 Terzian Berj A Balanced digital time displays
JPS54141053A (en) * 1978-04-24 1979-11-01 Yamada Kogyo Kk Preetreatment method of raw sewage
US4483628A (en) * 1979-06-29 1984-11-20 Terzian Beri A Balanced chronograph digital time display
US5064277A (en) * 1991-01-28 1991-11-12 Eastman Kodak Company Operation of a light modulator of the planar electrode type
DE19757564A1 (de) * 1997-12-23 1999-07-01 Mannesmann Vdo Ag Anzeigevorrichtung
FR2781928B1 (fr) * 1998-07-28 2000-12-08 Opsis Dispositif comprenant une puce semi-conductrice a substrat originel isolant et transparent
DE10339020A1 (de) * 2003-08-25 2005-03-24 Fehring, Hannes, Dipl.-Ing. Verfahren und Vorrichtung zur Reinigung von Segeln
EP2290478A1 (fr) * 2009-09-01 2011-03-02 ETA SA Manufacture Horlogère Suisse Elément d'habillage pour une montre-bracelet
JP6798470B2 (ja) * 2017-11-08 2020-12-09 カシオ計算機株式会社 電子時計、表示制御方法、及びプログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505804A (en) * 1968-04-23 1970-04-14 Rca Corp Solid state clock
US3576099A (en) * 1969-04-22 1971-04-27 Hamilton Watch Co Solid state timepiece having electro-optical time display
US3654606A (en) * 1969-11-06 1972-04-04 Rca Corp Alternating voltage excitation of liquid crystal display matrix

Also Published As

Publication number Publication date
US3701249A (en) 1972-10-31
FR2128761B1 (enExample) 1977-04-01
FR2128761A1 (enExample) 1972-10-20
JPS5328461Y2 (enExample) 1978-07-18
GB1358707A (en) 1974-07-03
CH363072A4 (fr) 1976-04-15
JPS4716465U (enExample) 1972-10-26
DE2210454A1 (de) 1972-09-28
CA931768A (en) 1973-08-14

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Legal Events

Date Code Title Description
BHJ Nonpayment of the annual fee