GB602145A - A mechanical vibratory system to be vibrated by electrical means - Google Patents

A mechanical vibratory system to be vibrated by electrical means

Info

Publication number
GB602145A
GB602145A GB33819/45A GB3381945A GB602145A GB 602145 A GB602145 A GB 602145A GB 33819/45 A GB33819/45 A GB 33819/45A GB 3381945 A GB3381945 A GB 3381945A GB 602145 A GB602145 A GB 602145A
Authority
GB
United Kingdom
Prior art keywords
prongs
fork
electro
base
point
Prior art date
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
GB33819/45A
Other languages
English (en)
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.)
Patelhold Patenverwertungs and Elektro-Holding AG
Original Assignee
Patelhold Patenverwertungs and Elektro-Holding 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 Patelhold Patenverwertungs and Elektro-Holding AG filed Critical Patelhold Patenverwertungs and Elektro-Holding AG
Publication of GB602145A publication Critical patent/GB602145A/en
Expired legal-status Critical Current

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)
GB33819/45A 1944-12-13 1945-12-13 A mechanical vibratory system to be vibrated by electrical means Expired GB602145A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB602145A true GB602145A (en) 1948-05-20

Family

ID=4522814

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33819/45A Expired GB602145A (en) 1944-12-13 1945-12-13 A mechanical vibratory system to be vibrated by electrical means

Country Status (3)

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

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 (fr) * 1963-06-12 1964-06-12 Hatot Leon Ets Perfectionnements aux oscillateurs électromécaniques à moyenne et basse fréquence
CH483045A (fr) * 1965-08-12 1969-08-29 Movado Montres Dispositif de stabilisation de la fréquence d'oscillation d'un oscillateur mécanique pour appareil destiné à la mesure du temps
CH481412A (de) * 1966-09-26 1969-07-31 Straumann Inst Ag Schwinger für Zeitmessgeräte
FR96012E (de) * 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
JPS4818198Y1 (de) * 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
CH243725A (de) 1946-07-31
US2594749A (en) 1952-04-29

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