AT257486B - Uhr mit Transistor-Rückkopplungsantrieb der Unruh - Google Patents

Uhr mit Transistor-Rückkopplungsantrieb der Unruh

Info

Publication number
AT257486B
AT257486B AT724865A AT724865A AT257486B AT 257486 B AT257486 B AT 257486B AT 724865 A AT724865 A AT 724865A AT 724865 A AT724865 A AT 724865A AT 257486 B AT257486 B AT 257486B
Authority
AT
Austria
Prior art keywords
clock
balance
feedback drive
transistor feedback
transistor
Prior art date
Application number
AT724865A
Other languages
English (en)
Original Assignee
Mecewa Ag
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 Mecewa Ag filed Critical Mecewa Ag
Application granted granted Critical
Publication of AT257486B publication Critical patent/AT257486B/de

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04Electromechanical 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
    • G04C3/06Electromechanical 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
    • G04C3/065Electromechanical 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
    • G04C3/066Constructional details, e.g. disposition of coils
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04Electromechanical 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
    • G04C3/06Electromechanical 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
    • G04C3/065Electromechanical 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
    • G04C3/067Driving circuits with distinct detecting and driving coils
    • G04C3/068Driving circuits with distinct detecting and driving coils provided with automatic control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
AT724865A 1964-08-12 1965-08-05 Uhr mit Transistor-Rückkopplungsantrieb der Unruh AT257486B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1050664A CH422657A (de) 1964-08-12 1964-08-12 Uhr, deren Unruh durch Stromimpulse in einer Antriebsspule in Schwingung gehalten werden kann

Publications (1)

Publication Number Publication Date
AT257486B true AT257486B (de) 1967-10-10

Family

ID=4363951

Family Applications (1)

Application Number Title Priority Date Filing Date
AT724865A AT257486B (de) 1964-08-12 1965-08-05 Uhr mit Transistor-Rückkopplungsantrieb der Unruh

Country Status (7)

Country Link
AT (1) AT257486B (de)
BE (1) BE668162A (de)
CH (2) CH1050664A4 (de)
DE (1) DE1523987A1 (de)
ES (1) ES316380A1 (de)
GB (1) GB1113939A (de)
NL (1) NL6510499A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2493714A (en) 2011-08-12 2013-02-20 Nec Corp A base station, having a membership-based access mode and a non-membership-based access mode, manages a list of stored membership identifiers

Also Published As

Publication number Publication date
BE668162A (de) 1965-12-01
DE1523987A1 (de) 1970-09-10
GB1113939A (en) 1968-05-15
NL6510499A (de) 1966-02-14
CH1050664A4 (de) 1966-06-30
ES316380A1 (es) 1966-06-01
CH422657A (de) 1966-06-30

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