BE635519A - - Google Patents

Info

Publication number
BE635519A
BE635519A BE635519DA BE635519A BE 635519 A BE635519 A BE 635519A BE 635519D A BE635519D A BE 635519DA BE 635519 A BE635519 A BE 635519A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE635519A publication Critical patent/BE635519A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/10—Oscillators with torsion strips or springs acting in the same manner as torsion strips, e.g. weight oscillating in a horizontal plane
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/28—Compensation of mechanisms for stabilising frequency for the effect of imbalance of the weights, e.g. tourbillon
    • 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
    • G04C3/08—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • 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
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • G04C3/165—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor comprising a mechanical regulating device influencing the electromotor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Hall/Mr Elements (AREA)
BE635519D 1962-07-30 1963-08-14 BE635519A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US213340A US3214662A (en) 1962-07-30 1962-07-30 Electro-mechanical oscillation sustaining drive system

Publications (1)

Publication Number Publication Date
BE635519A true BE635519A (xx) 1963-11-18

Family

ID=22794728

Family Applications (1)

Application Number Title Priority Date Filing Date
BE635519D BE635519A (xx) 1962-07-30 1963-08-14

Country Status (5)

Country Link
US (1) US3214662A (xx)
BE (1) BE635519A (xx)
CA (1) CA758698A (xx)
DE (2) DE1523909A1 (xx)
GB (1) GB1055053A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3757682A1 (fr) 2019-06-26 2020-12-30 The Swatch Group Research and Development Ltd Mouvement horloger comprenant un echappement magnetique

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3454856A (en) * 1966-01-21 1969-07-08 Gen Electric Oscillator for a battery operated clock
GB1167582A (en) * 1966-01-21 1969-10-15 Gen Electric Improvements in Electric Synchronous Motor Clocks
US3432735A (en) * 1966-01-21 1969-03-11 Gen Electric Synchronous motor
US3329909A (en) * 1966-02-21 1967-07-04 Isaac S Blonder Apparatus for producing mechanical oscillations suitable for controlling sweep circuits and other devices
FR96012E (xx) * 1967-02-03 1972-05-19
DE1613176B2 (de) * 1967-02-03 1972-02-17 Kienzle Uhrenfabriken Gmbh, 7220 Schwenningen Drehzahlkonstanter motor als frequenznormal eines zeithaltendenelektrischen geraetes
US3534468A (en) * 1968-08-05 1970-10-20 Motorola Inc Method of making an electromechanical frequency responsive device with armature supported on torsion band
US3736740A (en) * 1971-10-22 1973-06-05 Novox Inc Electromagnetic timing mechanism
JPS58212361A (ja) * 1982-06-01 1983-12-10 Nippon Soken Inc 回転駆動装置
US4806834A (en) * 1987-04-16 1989-02-21 Donald Goodman Electrical circuit for inductance conductors, transformers and motors
IL87252A (en) * 1988-07-28 1992-03-29 Israel State Scanning device
US5038064A (en) * 1990-08-31 1991-08-06 Briggs & Stratton Corporation Limited angle rotary actuator
US5287835A (en) * 1992-07-10 1994-02-22 Briggs & Stratton Corporation Electronic governor with fast response time
US5659210A (en) * 1994-10-14 1997-08-19 Yeany; Bruce Easily constructible instructional electric motor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US582090A (en) * 1897-05-04 Instrument
US2961587A (en) * 1954-01-16 1960-11-22 Omega Brandt & Freres Sa Louis Timepiece
US2843742A (en) * 1954-11-06 1958-07-15 Philips Corp Device for maintaining mechanical oscillations
US3014168A (en) * 1955-12-28 1961-12-19 Kieninger & Obergfell Electronically controlled clock
US2920439A (en) * 1956-05-28 1960-01-12 Rich Walter Electrically driven clock, particularly for batteries
US2905904A (en) * 1956-06-25 1959-09-22 Gen Motors Corp Timing control circuit
US2959746A (en) * 1958-03-28 1960-11-08 James G Sears Tuning fork frequency standard having a blocking coil in energizing circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3757682A1 (fr) 2019-06-26 2020-12-30 The Swatch Group Research and Development Ltd Mouvement horloger comprenant un echappement magnetique

Also Published As

Publication number Publication date
GB1055053A (en) 1967-01-11
DE1882042U (de) 1963-11-07
CA758698A (en) 1967-05-09
US3214662A (en) 1965-10-26
DE1523909A1 (de) 1969-08-28

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