FR2056740A5 - - Google Patents

Info

Publication number
FR2056740A5
FR2056740A5 FR7029274A FR7029274A FR2056740A5 FR 2056740 A5 FR2056740 A5 FR 2056740A5 FR 7029274 A FR7029274 A FR 7029274A FR 7029274 A FR7029274 A FR 7029274A FR 2056740 A5 FR2056740 A5 FR 2056740A5
Authority
FR
France
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
FR7029274A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2056740A5 publication Critical patent/FR2056740A5/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 devices; 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)
FR7029274A 1969-08-09 1970-08-07 Expired FR2056740A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6912167A NL6912167A (fr) 1969-08-09 1969-08-09

Publications (1)

Publication Number Publication Date
FR2056740A5 true FR2056740A5 (fr) 1971-05-14

Family

ID=19807635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029274A Expired FR2056740A5 (fr) 1969-08-09 1970-08-07

Country Status (7)

Country Link
JP (1) JPS4947997B1 (fr)
DE (1) DE2035585A1 (fr)
ES (1) ES382553A1 (fr)
FR (1) FR2056740A5 (fr)
GB (1) GB1285095A (fr)
NL (1) NL6912167A (fr)
PL (1) PL80943B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120266U (ja) * 1984-07-11 1986-02-05 アクツ自動車工業株式会社 レンチ
JPS6199469U (fr) * 1984-12-05 1986-06-25
JPH11168343A (ja) * 1997-12-04 1999-06-22 Murata Mfg Co Ltd 厚み縦圧電共振子
JP3858639B2 (ja) * 2000-08-31 2006-12-20 株式会社村田製作所 圧電共振子および電子機器
JP2002299998A (ja) * 2001-04-02 2002-10-11 Matsushita Electric Ind Co Ltd 圧電振動素子および圧電フィルタ
JP2002368571A (ja) * 2001-06-11 2002-12-20 Matsushita Electric Ind Co Ltd 圧電振動素子及びそれを用いたフィルタ
DE102007009874A1 (de) * 2007-02-28 2008-09-04 Physik Instrumente (Pi) Gmbh & Co. Kg Linearer Ultraschall-Piezomotor

Also Published As

Publication number Publication date
JPS4947997B1 (fr) 1974-12-19
DE2035585A1 (de) 1971-02-11
PL80943B1 (fr) 1975-08-30
ES382553A1 (es) 1972-12-01
NL6912167A (fr) 1971-02-11
GB1285095A (en) 1972-08-09

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Legal Events

Date Code Title Description
ST Notification of lapse