FR602280A - Dispositifs piézoélectriques - Google Patents

Dispositifs piézoélectriques

Info

Publication number
FR602280A
FR602280A FR602280DA FR602280A FR 602280 A FR602280 A FR 602280A FR 602280D A FR602280D A FR 602280DA FR 602280 A FR602280 A FR 602280A
Authority
FR
France
Prior art keywords
piezoelectric devices
piezoelectric
devices
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR602280A publication Critical patent/FR602280A/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 elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • H03H9/177—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of the energy-trap type

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR602280D 1924-08-26 1925-08-19 Dispositifs piézoélectriques Expired FR602280A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US239175XA 1924-08-26 1924-08-26

Publications (1)

Publication Number Publication Date
FR602280A true FR602280A (fr) 1926-03-16

Family

ID=21817910

Family Applications (1)

Application Number Title Priority Date Filing Date
FR602280D Expired FR602280A (fr) 1924-08-26 1925-08-19 Dispositifs piézoélectriques

Country Status (3)

Country Link
DE (1) DE509162C (fr)
FR (1) FR602280A (fr)
GB (1) GB239175A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2123236A (en) * 1936-04-22 1938-07-12 Bell Telephone Labor Inc Crystal holder

Also Published As

Publication number Publication date
GB239175A (en) 1926-09-30
DE509162C (de) 1930-10-06

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