BE34841A - - Google Patents

Info

Publication number
BE34841A
BE34841A BE34841DA BE34841A BE 34841 A BE34841 A BE 34841A BE 34841D A BE34841D A BE 34841DA BE 34841 A BE34841 A BE 34841A
Authority
BE
Belgium
Application number
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.)
Publication of BE34841A publication Critical patent/BE34841A/xx
Priority claimed from US248145A external-priority patent/US1869556A/en

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • H03H9/19Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46Filters
    • H03H9/54Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56Monolithic crystal filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
BE34841D 1927-01-28 BE34841A (en:Method)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE284357T 1927-01-28
US248145A US1869556A (en) 1927-01-28 1928-01-20 Method and means for vibrating crystals
US463805A US1874960A (en) 1927-01-28 1930-06-25 Means for vibrating crystals

Publications (1)

Publication Number Publication Date
BE34841A true BE34841A (en:Method)

Family

ID=31950062

Family Applications (2)

Application Number Title Priority Date Filing Date
BE348417D BE348417A (en:Method) 1927-01-28
BE34841D BE34841A (en:Method) 1927-01-28

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE348417D BE348417A (en:Method) 1927-01-28

Country Status (4)

Country Link
US (1) US1874960A (en:Method)
BE (2) BE34841A (en:Method)
FR (1) FR652814A (en:Method)
GB (1) GB284357A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719929A (en) * 1955-10-04 brown
US2774892A (en) * 1951-05-29 1956-12-18 Bendix Aviat Corp Annular vibrator with lumped loading
US2944117A (en) * 1955-06-20 1960-07-05 Erie Resistor Corp Bender type piezoelectric transducer
NL236717A (en:Method) * 1958-03-03
CH607880B (fr) * 1976-01-16 Centre Electron Horloger Resonateur piezo-electrique.

Also Published As

Publication number Publication date
BE348417A (en:Method)
FR652814A (fr) 1929-03-13
US1874960A (en) 1932-08-30
GB284357A (en:Method) 1929-04-29

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