FR49368E - Improvements in support means of vibrating mechanical elements such as piezoelectric elements - Google Patents

Improvements in support means of vibrating mechanical elements such as piezoelectric elements

Info

Publication number
FR49368E
FR49368E FR49368DA FR49368E FR 49368 E FR49368 E FR 49368E FR 49368D A FR49368D A FR 49368DA FR 49368 E FR49368 E FR 49368E
Authority
FR
France
Prior art keywords
elements
support means
vibrating mechanical
piezoelectric elements
mechanical elements
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
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.)
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 FR49368E publication Critical patent/FR49368E/en
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
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/0504—Holders; Supports for bulk acoustic wave devices
    • 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
    • H03H9/05—Holders; Supports
    • H03H9/09—Elastic or damping supports

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Cable Accessories (AREA)
FR49368D 1937-10-30 1937-10-30 Improvements in support means of vibrating mechanical elements such as piezoelectric elements Expired FR49368E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49368TX 1937-10-30

Publications (1)

Publication Number Publication Date
FR49368E true FR49368E (en) 1939-03-24

Family

ID=8904650

Family Applications (2)

Application Number Title Priority Date Filing Date
FR813593D Expired FR813593A (en) 1937-10-30 1936-01-30 Improvements in supporting means of vibrating mechanical elements, such as piezoelectric elements
FR49368D Expired FR49368E (en) 1937-10-30 1937-10-30 Improvements in support means of vibrating mechanical elements such as piezoelectric elements

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR813593D Expired FR813593A (en) 1937-10-30 1936-01-30 Improvements in supporting means of vibrating mechanical elements, such as piezoelectric elements

Country Status (3)

Country Link
US (1) US2203322A (en)
FR (2) FR813593A (en)
GB (3) GB488564A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763208C (en) * 1938-07-10 1953-06-01 Heinz Evertz Holder for piezoelectric crystals
US2488781A (en) * 1945-09-28 1949-11-22 Reeves Hoffman Corp Crystal holder
US2644904A (en) * 1950-07-28 1953-07-07 Bell Telephone Labor Inc Crystal unit
US2842687A (en) * 1954-09-02 1958-07-08 Karl S Van Dyke Crystal mount
US3327142A (en) * 1965-01-25 1967-06-20 Albert A Elwood Magnetic mounting for piezoelectric crystals

Also Published As

Publication number Publication date
GB480666A (en) 1938-02-25
FR813593A (en) 1937-06-03
US2203322A (en) 1940-06-04
GB502075A (en) 1939-03-10
GB488564A (en) 1938-07-08

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