CH615560B - Digitale armbanduhr. - Google Patents

Digitale armbanduhr.

Info

Publication number
CH615560B
CH615560B CH400876A CH400876A CH615560B CH 615560 B CH615560 B CH 615560B CH 400876 A CH400876 A CH 400876A CH 400876 A CH400876 A CH 400876A CH 615560 B CH615560 B CH 615560B
Authority
CH
Switzerland
Prior art keywords
accumulator
chronometer
calculator
information source
input register
Prior art date
Application number
CH400876A
Other languages
German (de)
English (en)
Other versions
CH615560GA3 (en:Method
Inventor
John R Lowdenslager
Original Assignee
Timex 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 of CH615560B publication Critical patent/CH615560B/xx
Application filed by Timex Corp filed Critical Timex Corp
Publication of CH615560GA3 publication Critical patent/CH615560GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0064—Visual time or date indication means in which functions not related to time can be displayed
    • G04G9/007—Visual time or date indication means in which functions not related to time can be displayed combined with a calculator or computing means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means
    • G04F10/04—Apparatus for measuring unknown time intervals by electric means by counting pulses or half-cycles of an AC
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0064—Visual time or date indication means in which functions not related to time can be displayed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Calculators And Similar Devices (AREA)
  • Electromechanical Clocks (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
CH400876A 1975-04-04 1976-03-31 Digitale armbanduhr. CH615560B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/508,595 US4022014A (en) 1975-04-04 1975-04-04 Combination wristwatch/chronograph/wrist calculator/measuring device

Publications (2)

Publication Number Publication Date
CH615560B true CH615560B (de)
CH615560GA3 CH615560GA3 (en:Method) 1980-02-15

Family

ID=24023343

Family Applications (1)

Application Number Title Priority Date Filing Date
CH400876A CH615560B (de) 1975-04-04 1976-03-31 Digitale armbanduhr.

Country Status (5)

Country Link
US (1) US4022014A (en:Method)
JP (1) JPS51123184A (en:Method)
CH (1) CH615560B (en:Method)
DE (1) DE2613414C2 (en:Method)
FR (1) FR2306472A1 (en:Method)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4158285A (en) * 1976-02-09 1979-06-19 Hewlett-Packard Company Interactive wristwatch calculator
US4268913A (en) * 1976-05-18 1981-05-19 Citizen Watch Co., Ltd. Electronic calculator watch
US4149257A (en) * 1976-06-15 1979-04-10 Citizen Watch Company Limited Alarm watch equipped with electronic calculator
JPS5357065A (en) * 1976-11-02 1978-05-24 Citizen Watch Co Ltd Multi-function watch
USD249243S (en) 1976-11-12 1978-09-05 Hewlett-Packard Company Wristwatch calculator
JPS5361946A (en) * 1976-11-16 1978-06-02 Canon Inc Electronic device
DE2655096C3 (de) * 1976-12-04 1982-07-08 Peter Ulrich Dipl.-Ing. 6760 Rockenhausen Putsch Eine Frequenzmessung gestattende Armbanduhr
US4100401A (en) * 1977-01-13 1978-07-11 Tutt Eugene F Calorie calculator-chronometer
US4205449A (en) * 1977-01-17 1980-06-03 Jacob Waszmer Microcalipers with calculator-assisted display
US4181963A (en) * 1977-04-19 1980-01-01 Casio Computer Co., Ltd. Electronic calculator with time counting function
FR2391508A1 (fr) * 1977-05-18 1978-12-15 Verger Maurice Compteur de temps calculatrice electronique
US4164038A (en) * 1977-07-05 1979-08-07 Paul Nachtigal Combination calculator and time billing device
FR2398520A1 (fr) * 1977-07-28 1979-02-23 Lassays Yves Compteur-tennis electronique
JPS54114058A (en) * 1978-02-24 1979-09-05 Sharp Corp Electronic apparatus
JPS5595892A (en) * 1979-01-17 1980-07-21 Hitachi Ltd Electronic digital multi-function watch
US4352064A (en) * 1979-06-01 1982-09-28 Dunn Ervin T Device for measuring the speed of an object traveling between two fixed points from a stationary observation point
US4387437A (en) * 1979-07-25 1983-06-07 John W. Lowrey Runners watch
DE2952247A1 (de) * 1979-12-24 1981-07-02 Jean Biel Bern Engdahl Vorrichtung zur individuellen ueberwachung der strahlenbelastung
JPS57105994U (en:Method) * 1980-12-19 1982-06-30
US4608655A (en) * 1982-04-16 1986-08-26 The Regents Of The University Of California Wristwatch dosimeter
USD313760S (en) 1988-02-12 1991-01-15 Timex Corporation Wrist watch
US4780864A (en) * 1988-03-21 1988-10-25 Timex Corporation Combination wristwatch and bicycle computer
US4887249A (en) * 1988-04-19 1989-12-12 Timex Corporation Bicycle watch - dual mode circuit
US5322033A (en) * 1992-08-10 1994-06-21 Doan Duc T Mechanism for indicating when to change engine oil
AU6518294A (en) * 1994-03-08 1995-09-25 T. Duc Doan Mechanism for indicating when to change engine oil
JPH07328110A (ja) * 1994-06-10 1995-12-19 Nissho Corp 透析装置の除水制御機構
SE510359C3 (sv) * 1995-09-28 1999-06-21 Modul System Sweden Ab Foerfarande foer debitering medelst parkeringsautomater vid parkering
US5974000A (en) * 1998-03-30 1999-10-26 Pfeil; William Tactile actuated electronic computer wrist watch
US5878002A (en) * 1998-03-30 1999-03-02 Pfeil; William Tactile actuated electronic computer wrist watch
US20050111308A1 (en) * 2003-11-20 2005-05-26 Hosey Michael J. Display device with hinged stand
US7527498B2 (en) * 2005-03-22 2009-05-05 Read Naturally Method and apparatus for timing reading

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3166742A (en) * 1963-03-22 1965-01-19 American Sign & Indicator Co Control for lamp bank displays
US3608301A (en) * 1970-04-30 1971-09-28 Quasar Microsystems Inc Digital clock having automatic indication of power failure
US3852952A (en) * 1970-10-20 1974-12-10 Centre Electron Horloger Electronic watch
US3795099A (en) * 1971-02-18 1974-03-05 Y Tsuruishi Electronic timepiece having a chronograph mechanism
IT952097B (it) * 1971-03-08 1973-07-20 Suwa Seikosha Kk Perfezionamento nei sistemi di misura del tempo a indicazione numerica
JPS538232B1 (en:Method) 1971-03-24 1978-03-27
US3712046A (en) * 1971-05-24 1973-01-23 H Dill Rotating ring display
US3721084A (en) * 1971-08-03 1973-03-20 Hamilton Watch Co Solid state watch incorporating large-scale integrated circuits
JPS4843550A (en:Method) * 1971-10-04 1973-06-23
US3813533A (en) * 1972-06-02 1974-05-28 Garrett Comtronics Corp Clock calculator
JPS5434297B2 (en:Method) * 1972-06-24 1979-10-25
JPS4953476A (en:Method) * 1972-09-22 1974-05-24
JPS4960264A (en:Method) * 1972-10-09 1974-06-11
US3803834A (en) * 1973-02-06 1974-04-16 Time Computer Wristwatch calculator
JPS5013075A (en:Method) * 1973-06-04 1975-02-10
US3955355A (en) * 1974-03-27 1976-05-11 Optel Corporation Electronic calculator watch structures

Also Published As

Publication number Publication date
DE2613414A1 (de) 1976-10-21
JPS51123184A (en) 1976-10-27
US4022014A (en) 1977-05-10
FR2306472A1 (fr) 1976-10-29
CH615560GA3 (en:Method) 1980-02-15
DE2613414C2 (de) 1985-04-04
FR2306472B3 (en:Method) 1978-12-22

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Legal Events

Date Code Title Description
PL Patent ceased