CH243725A - Device with a mechanical oscillating system that can be set into oscillation by electrical means. - Google Patents

Device with a mechanical oscillating system that can be set into oscillation by electrical means.

Info

Publication number
CH243725A
CH243725A CH243725DA CH243725A CH 243725 A CH243725 A CH 243725A CH 243725D A CH243725D A CH 243725DA CH 243725 A CH243725 A CH 243725A
Authority
CH
Switzerland
Prior art keywords
oscillation
electrical means
oscillating system
mechanical oscillating
mechanical
Prior art date
Application number
Other languages
German (de)
Inventor
Patentverwertungs-Elektro-Hold
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of CH243725A publication Critical patent/CH243725A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Jigging Conveyors (AREA)
CH243725D 1944-12-13 1944-12-13 Device with a mechanical oscillating system that can be set into oscillation by electrical means. CH243725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH602145X 1944-12-13

Publications (1)

Publication Number Publication Date
CH243725A true CH243725A (en) 1946-07-31

Family

ID=4522814

Family Applications (1)

Application Number Title Priority Date Filing Date
CH243725D CH243725A (en) 1944-12-13 1944-12-13 Device with a mechanical oscillating system that can be set into oscillation by electrical means.

Country Status (3)

Country Link
US (1) US2594749A (en)
CH (1) CH243725A (en)
GB (1) GB602145A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3011111A (en) * 1961-11-28 Electro-mechanical oscillators
US2786941A (en) * 1952-01-29 1957-03-26 Matthias Hohner Ag Oscillating circuit for audio frequency generators
US2753173A (en) * 1952-09-17 1956-07-03 Sperry Rand Corp Turn rate measuring instrument
US2852725A (en) * 1954-11-05 1958-09-16 Clifford Cecil Frank Electrically-maintained vibratory oscillator
US2939971A (en) * 1956-10-22 1960-06-07 Gyrex Corp Mechanical vibratory unit
US3127775A (en) * 1960-10-28 1964-04-07 Gyrex Corp Vibratory rate gyroscope
US3150337A (en) * 1961-02-27 1964-09-22 Armec Corp Electro-mechanical resonant device
FR1363530A (en) * 1963-06-12 1964-06-12 Hatot Leon Ets Improvements to medium and low frequency electromechanical oscillators
CH1135065A4 (en) * 1965-08-12 1969-08-29
CH481412A (en) * 1966-09-26 1969-07-31 Straumann Inst Ag Oscillators for timing devices
DE1613176B2 (en) * 1967-02-03 1972-02-17 Kienzle Uhrenfabriken Gmbh, 7220 Schwenningen CONSTANT SPEED MOTOR AS FREQUENCY STANDARD OF A TIME HOLDING ELECTRIC DEVICE
FR96012E (en) * 1967-02-03 1972-05-19
JPS4818198Y1 (en) * 1969-01-23 1973-05-24
US4162876A (en) * 1976-01-28 1979-07-31 Erwin Kolfertz Electromagnetically driven diaphragm pump

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1882395A (en) * 1927-12-31 1932-10-11 George W Pierce Frequency indicator
US1781513A (en) * 1928-05-15 1930-11-11 Ets Edouard Belin Electrical tuning fork
US1909414A (en) * 1928-06-16 1933-05-16 American Telephone & Telegraph Tuning fork generator
US1838502A (en) * 1930-10-30 1931-12-29 J C Deagan Inc Vibrant bar for musical instruments
US2008263A (en) * 1931-11-11 1935-07-16 Rca Corp Frequency control means
US1912343A (en) * 1932-01-23 1933-05-30 Western Union Telegraph Co Tuning fork temperature compensation and frequency adjustment
US2175237A (en) * 1935-07-02 1939-10-10 James Van Fleet Vibratory electric motor
US2259131A (en) * 1939-05-05 1941-10-14 Gen Electric Vibrator
US2247960A (en) * 1939-07-07 1941-07-01 Bell Telephone Labor Inc Tuning fork

Also Published As

Publication number Publication date
US2594749A (en) 1952-04-29
GB602145A (en) 1948-05-20

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