CH457870A4 - - Google Patents

Info

Publication number
CH457870A4
CH457870A4 CH457870D CH457870DD CH457870A4 CH 457870 A4 CH457870 A4 CH 457870A4 CH 457870 D CH457870 D CH 457870D CH 457870D D CH457870D D CH 457870DD CH 457870 A4 CH457870 A4 CH 457870A4
Authority
CH
Switzerland
Application number
CH457870D
Inventor
K Nemoto
Original Assignee
Hattori Tokeiten Kk
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 Hattori Tokeiten Kk filed Critical Hattori Tokeiten Kk
Publication of CH457870A4 publication Critical patent/CH457870A4/xx

Links

Classifications

    • 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
    • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
    • G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
    • G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
    • G04C3/069—Driving circuits using a single coil for detection and driving purposes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electric Clocks (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
CH457870D 1969-03-28 1970-03-25 CH457870A4 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2316069 1969-03-28

Publications (1)

Publication Number Publication Date
CH457870A4 true CH457870A4 (nl) 1974-03-29

Family

ID=12102836

Family Applications (2)

Application Number Title Priority Date Filing Date
CH457870D CH457870A4 (nl) 1969-03-28 1970-03-25
CH457870A CH555062A (nl) 1969-03-28 1970-03-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH457870A CH555062A (nl) 1969-03-28 1970-03-25

Country Status (8)

Country Link
US (1) US3711754A (nl)
BR (1) BR7017375D0 (nl)
CH (2) CH457870A4 (nl)
DE (1) DE2014512C3 (nl)
ES (1) ES377741A1 (nl)
FR (1) FR2037277A1 (nl)
GB (1) GB1274126A (nl)
SE (1) SE373962B (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512839B2 (nl) * 1973-03-10 1980-04-04
US4036006A (en) * 1974-02-06 1977-07-19 Gunther Glaser Time-keeping apparatus
DE2635398C2 (de) * 1976-08-06 1982-10-14 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zur Ansteuerung der Druckmagnete eines Matrixdruckers
US4162131A (en) * 1977-11-02 1979-07-24 General Electric Company Drive circuit for printing head
US4266291A (en) * 1977-12-27 1981-05-05 Iida Sankyo Co., Ltd. Electromagnetic swing device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3306030A (en) * 1967-02-28 Electronic time registering device
ES249816A1 (es) * 1958-06-14 1960-07-16 Durowe A G Mejoras introducidas en los organos oscilantes mecanicos cronometradores
US3229225A (en) * 1962-01-29 1966-01-11 Gen Time Corp Direct current elapsed time indicator
GB1104071A (en) * 1963-10-17 1968-02-21 Smiths Industries Ltd Improvements in or relating to horological instruments
US3407344A (en) * 1964-09-26 1968-10-22 Shigeru Kakubari Electronic timekeeper
DE1244069B (de) * 1965-01-02 1967-07-06 United States Time Corp Antriebsschaltung fuer zeithaltende Geraete
DE1591218A1 (de) * 1967-03-09 1970-12-17 Junghans Gmbh Geb Quarzgesteuerter Transistor-Oszillator
DE1673776A1 (de) * 1967-04-19 1971-02-25 Siemens Ag Schaltungsanordnung zur kontaktlosen Steuerung eines mechanischen Schwingers
US3491531A (en) * 1968-05-03 1970-01-27 Us Time Corp The Impulse means for a horological oscillator
US3553955A (en) * 1969-07-08 1971-01-12 Timex Corp Electronic watch

Also Published As

Publication number Publication date
FR2037277A1 (nl) 1970-12-31
SE373962B (nl) 1975-02-17
DE2014512B2 (de) 1979-07-05
US3711754A (en) 1973-01-16
DE2014512A1 (de) 1970-10-29
ES377741A1 (es) 1972-05-16
BR7017375D0 (pt) 1973-06-14
DE2014512C3 (de) 1980-03-13
CH555062A (nl) 1974-10-15
GB1274126A (en) 1972-05-10

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Legal Events

Date Code Title Description
PL Patent ceased