DE2217870C3 - - Google Patents

Info

Publication number
DE2217870C3
DE2217870C3 DE19722217870 DE2217870A DE2217870C3 DE 2217870 C3 DE2217870 C3 DE 2217870C3 DE 19722217870 DE19722217870 DE 19722217870 DE 2217870 A DE2217870 A DE 2217870A DE 2217870 C3 DE2217870 C3 DE 2217870C3
Authority
DE
Germany
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.)
Expired
Application number
DE19722217870
Other languages
German (de)
Other versions
DE2217870A1 (de
DE2217870B2 (de
Inventor
Igor Colombier Scherrer
Jean-Marcel Le Landeron Stampfli
Kurt Dr.Sc.Techn. Neuenburg Huebner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebauches SA
Original Assignee
Ebauches SA
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 Ebauches SA filed Critical Ebauches SA
Publication of DE2217870A1 publication Critical patent/DE2217870A1/de
Publication of DE2217870B2 publication Critical patent/DE2217870B2/de
Application granted granted Critical
Publication of DE2217870C3 publication Critical patent/DE2217870C3/de
Granted legal-status Critical Current

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
    • G04C3/067—Driving circuits with distinct detecting and driving coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Moving Of Heads (AREA)
DE19722217870 1971-04-20 1972-04-13 Uhrwerk mit einer Unruh und einem elektronischen Stromkreis Granted DE2217870B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH572371A CH571246B5 (enExample) 1971-04-20 1971-04-20

Publications (3)

Publication Number Publication Date
DE2217870A1 DE2217870A1 (de) 1972-11-02
DE2217870B2 DE2217870B2 (de) 1974-03-07
DE2217870C3 true DE2217870C3 (enExample) 1974-10-17

Family

ID=4298280

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722217870 Granted DE2217870B2 (de) 1971-04-20 1972-04-13 Uhrwerk mit einer Unruh und einem elektronischen Stromkreis

Country Status (5)

Country Link
CH (2) CH571246B5 (enExample)
DE (1) DE2217870B2 (enExample)
FR (1) FR2133765B1 (enExample)
GB (1) GB1382492A (enExample)
IT (1) IT951870B (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE5C (de) * 1877-07-03 E. KASELOWSKI, technischer Direktor der Berliner Maschinenbau-Aktien-Gesellschaft zu Berlin Befestigung der Radreifen auf Eisenbahnräder

Also Published As

Publication number Publication date
GB1382492A (en) 1975-02-05
CH571246B5 (enExample) 1975-12-31
DE2217870A1 (de) 1972-11-02
FR2133765A1 (enExample) 1972-12-01
IT951870B (it) 1973-07-10
CH572371A4 (enExample) 1975-06-30
DE2217870B2 (de) 1974-03-07
FR2133765B1 (enExample) 1974-12-20

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee