CH1588270A4 - Selbsterregte elektromagnetische Antriebsvorrichtung für Uhren - Google Patents

Selbsterregte elektromagnetische Antriebsvorrichtung für Uhren

Info

Publication number
CH1588270A4
CH1588270A4 CH1588270D CH1588270D CH1588270A4 CH 1588270 A4 CH1588270 A4 CH 1588270A4 CH 1588270 D CH1588270 D CH 1588270D CH 1588270 D CH1588270 D CH 1588270D CH 1588270 A4 CH1588270 A4 CH 1588270A4
Authority
CH
Switzerland
Prior art keywords
clocks
self
drive device
electromagnetic drive
excited electromagnetic
Prior art date
Application number
CH1588270D
Other languages
German (de)
English (en)
Inventor
Usai Masashi
Original Assignee
Tokyo Tokei Seizo Kaisha Ltd
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 Tokyo Tokei Seizo Kaisha Ltd filed Critical Tokyo Tokei Seizo Kaisha Ltd
Publication of CH1588270A4 publication Critical patent/CH1588270A4/de

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)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Electromechanical Clocks (AREA)
CH1588270D 1969-11-17 1970-10-27 Selbsterregte elektromagnetische Antriebsvorrichtung für Uhren CH1588270A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44091614A JPS4828711B1 (enrdf_load_stackoverflow) 1969-11-17 1969-11-17

Publications (1)

Publication Number Publication Date
CH1588270A4 true CH1588270A4 (de) 1973-04-30

Family

ID=14031433

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1588270D CH1588270A4 (de) 1969-11-17 1970-10-27 Selbsterregte elektromagnetische Antriebsvorrichtung für Uhren

Country Status (5)

Country Link
US (1) US3688488A (enrdf_load_stackoverflow)
JP (1) JPS4828711B1 (enrdf_load_stackoverflow)
CH (1) CH1588270A4 (enrdf_load_stackoverflow)
DE (1) DE2038124B2 (enrdf_load_stackoverflow)
FR (1) FR2067326A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6412672U (enrdf_load_stackoverflow) * 1987-07-09 1989-01-23

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3407344A (en) * 1964-09-26 1968-10-22 Shigeru Kakubari Electronic timekeeper
GB1180130A (en) * 1966-05-10 1970-02-04 Suwa Seikosha Kk Electric Timepiece.

Also Published As

Publication number Publication date
US3688488A (en) 1972-09-05
JPS4828711B1 (enrdf_load_stackoverflow) 1973-09-04
FR2067326A1 (enrdf_load_stackoverflow) 1971-08-20
DE2038124A1 (de) 1971-06-03
DE2038124B2 (de) 1972-10-19

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