FR1068674A - Dispositif de vibreur électromécanique - Google Patents

Dispositif de vibreur électromécanique

Info

Publication number
FR1068674A
FR1068674A FR1068674DA FR1068674A FR 1068674 A FR1068674 A FR 1068674A FR 1068674D A FR1068674D A FR 1068674DA FR 1068674 A FR1068674 A FR 1068674A
Authority
FR
France
Prior art keywords
vibrator device
electromechanical vibrator
electromechanical
vibrator
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
Other languages
English (en)
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1068674A publication Critical patent/FR1068674A/fr
Expired legal-status Critical Current

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
    • H03H9/46—Filters
    • H03H9/62—Filters comprising resonators of magnetostrictive material
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/135—Driving means, e.g. electrodes, coils for networks consisting of magnetostrictive materials
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/22—Constructional features of resonators consisting of magnetostrictive material

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
FR1068674D 1951-07-02 1952-06-30 Dispositif de vibreur électromécanique Expired FR1068674A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL313249X 1951-07-02

Publications (1)

Publication Number Publication Date
FR1068674A true FR1068674A (fr) 1954-06-30

Family

ID=19783704

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1068674D Expired FR1068674A (fr) 1951-07-02 1952-06-30 Dispositif de vibreur électromécanique
FR64457D Expired FR64457E (fr) 1951-07-02 1953-07-07 Dispositif de vibreur électromécanique

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR64457D Expired FR64457E (fr) 1951-07-02 1953-07-07 Dispositif de vibreur électromécanique

Country Status (7)

Country Link
US (1) US2692344A (ro)
BE (2) BE521272A (ro)
CH (1) CH313249A (ro)
DE (2) DE969549C (ro)
FR (2) FR1068674A (ro)
GB (1) GB714118A (ro)
NL (5) NL162357B (ro)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770782A (en) * 1952-08-30 1956-11-13 Rca Corp Frequency selective coupling system
GB775432A (en) * 1954-06-23 1957-05-22 Marconi Wireless Telegraph Co Improvements in or relating to magneto-strictive resonators
US2876419A (en) * 1954-12-01 1959-03-03 Bell Telephone Labor Inc Magnetostriction devices
BE554942A (ro) * 1956-02-14
NL114040C (ro) * 1957-03-22
DE1616692B1 (de) * 1962-03-22 1970-03-05 Telefunken Patent Als Laufzeitkette verwendbare frequenzselektive Anordnung nach Art eines elektromagnetischen Filters
DE1279863B (de) * 1962-07-28 1968-10-10 Ibm Deutschland Elektroakustischer Wandler fuer eine Torsionsschwingungen uebertragende Verzoegerungsleitung
US3283184A (en) * 1963-11-04 1966-11-01 Phillips Petroleum Co Detonation pickup

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2249835A (en) * 1937-11-11 1941-07-22 Bell Telephone Labor Inc Magnetostrictive vibrator
US2452531A (en) * 1943-05-31 1948-10-26 Hartford Nat Bank & Trust Co Process of manufacturing a magnetic material and magnetic core
GB576275A (en) * 1944-01-10 1946-03-27 High Duty Alloys Ltd Improvements in apparatus for exciting or detecting torsional oscillations in elastic bodies
US2521136A (en) * 1949-04-28 1950-09-05 Commerce National Bank Of Hydrophone

Also Published As

Publication number Publication date
US2692344A (en) 1954-10-19
NL83690C (ro)
CH313249A (de) 1956-03-31
FR64457E (fr) 1955-11-10
NL162357B (nl)
DE970150C (de) 1958-08-21
GB714118A (en) 1954-08-25
DE969549C (de) 1958-06-19
BE512514A (ro)
BE521272A (ro)
NL162356B (nl)
NL170958B (nl)
NL77918C (ro)

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