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
English (en)
Other versions
CH615560GA3 (de
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/de
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)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Electromechanical Clocks (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 (de) 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 (de)
JP (1) JPS51123184A (de)
CH (1) CH615560B (de)
DE (1) DE2613414C2 (de)
FR (1) FR2306472A1 (de)

Families Citing this family (29)

* 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
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 (de) * 1980-12-19 1982-06-30
US4608655A (en) * 1982-04-16 1986-08-26 The Regents Of The University Of California Wristwatch dosimeter
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
WO1995024677A1 (en) * 1994-03-08 1995-09-14 Doan T Duc 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
US5878002A (en) * 1998-03-30 1999-03-02 Pfeil; William Tactile actuated electronic computer wrist watch
US5974000A (en) * 1998-03-30 1999-10-26 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 (15)

* 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
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 (de) * 1971-10-04 1973-06-23
US3813533A (en) * 1972-06-02 1974-05-28 Garrett Comtronics Corp Clock calculator
JPS5434297B2 (de) * 1972-06-24 1979-10-25
JPS4953476A (de) * 1972-09-22 1974-05-24
JPS4960264A (de) * 1972-10-09 1974-06-11
US3803834A (en) * 1973-02-06 1974-04-16 Time Computer Wristwatch calculator
JPS5013075A (de) * 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
CH615560GA3 (de) 1980-02-15
DE2613414C2 (de) 1985-04-04
US4022014A (en) 1977-05-10
FR2306472B3 (de) 1978-12-22
DE2613414A1 (de) 1976-10-21
FR2306472A1 (fr) 1976-10-29
JPS51123184A (en) 1976-10-27

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