FR947465A - Appareil piezo-électrique - Google Patents

Appareil piezo-électrique

Info

Publication number
FR947465A
FR947465A FR947465DA FR947465A FR 947465 A FR947465 A FR 947465A FR 947465D A FR947465D A FR 947465DA FR 947465 A FR947465 A FR 947465A
Authority
FR
France
Prior art keywords
piezoelectric device
piezoelectric
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR947465A publication Critical patent/FR947465A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
    • H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
FR947465D 1945-02-08 1947-06-02 Appareil piezo-électrique Expired FR947465A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US576754A US2471143A (en) 1945-02-08 1945-02-08 Piezoelectric apparatus

Publications (1)

Publication Number Publication Date
FR947465A true FR947465A (fr) 1949-07-04

Family

ID=24305858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR947465D Expired FR947465A (fr) 1945-02-08 1947-06-02 Appareil piezo-électrique

Country Status (4)

Country Link
US (1) US2471143A (fr)
BE (1) BE476550A (fr)
FR (1) FR947465A (fr)
GB (1) GB607398A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060748A (en) * 1959-10-29 1962-10-30 Gulton Ind Inc Accelerometer
US3158928A (en) * 1962-03-30 1964-12-01 Aeroprojects Inc Method and means for operating a generating means coupled through a transducer to a vibratory energy work performing device
US3404298A (en) * 1966-08-19 1968-10-01 Kenton Engineering Corp Thermally sensitive compensating device
JPS4994255A (fr) * 1973-01-11 1974-09-06
DE69232272T2 (de) * 1991-09-24 2002-08-08 Murata Manufacturing Co Beschleunigungsmessaufnehmer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1994228A (en) * 1931-02-19 1935-03-12 Telefunken Gmbh Temperature control of piezo-electric crystal apparatus

Also Published As

Publication number Publication date
US2471143A (en) 1949-05-24
GB607398A (en) 1948-08-30
BE476550A (fr)

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