FR939135A - Perfectionnements aux assemblages d'éléments résonateurs - Google Patents

Perfectionnements aux assemblages d'éléments résonateurs

Info

Publication number
FR939135A
FR939135A FR939135DA FR939135A FR 939135 A FR939135 A FR 939135A FR 939135D A FR939135D A FR 939135DA FR 939135 A FR939135 A FR 939135A
Authority
FR
France
Prior art keywords
assemblies
resonator elements
resonator
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
English (en)
French (fr)
Inventor
Kenton Kitch Garrison
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939135A publication Critical patent/FR939135A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00—Lighters containing fuel, e.g. for cigarettes
    • F23Q2/28—Lighters characterised by electrical ignition of the fuel
    • F23Q2/285—Lighters characterised by electrical ignition of the fuel with spark ignition
    • F23Q2/287—Lighters characterised by electrical ignition of the fuel with spark ignition piezoelectric
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR939135D 1944-08-04 1946-04-04 Perfectionnements aux assemblages d'éléments résonateurs Expired FR939135A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US548109A US2399919A (en) 1944-08-04 1944-08-04 Frequency determining unit

Publications (1)

Publication Number Publication Date
FR939135A true FR939135A (fr) 1948-11-04

Family

ID=24187443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939135D Expired FR939135A (fr) 1944-08-04 1946-04-04 Perfectionnements aux assemblages d'éléments résonateurs

Country Status (5)

Country Link
US (1) US2399919A (US07534539-20090519-C00280.png)
BE (1) BE467153A (US07534539-20090519-C00280.png)
CH (1) CH254658A (US07534539-20090519-C00280.png)
FR (1) FR939135A (US07534539-20090519-C00280.png)
GB (1) GB596503A (US07534539-20090519-C00280.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429414A (en) * 1945-08-21 1947-10-21 Walter E Kuenstler Crystal holder
US2497966A (en) * 1946-01-26 1950-02-21 Reeves Hoffman Corp Crystal holder
US2802955A (en) * 1953-05-04 1957-08-13 Donald M Kitterman Piezoelectric unit
US3656217A (en) * 1969-06-06 1972-04-18 Cts Corp Method of making piezoelectric crystal units
US3980911A (en) * 1974-02-11 1976-09-14 Cts Corporation Support structure and housing for piezoelectric crystal

Also Published As

Publication number Publication date
US2399919A (en) 1946-05-07
GB596503A (en) 1948-01-06
BE467153A (US07534539-20090519-C00280.png)
CH254658A (de) 1948-05-15

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