FR1540145A - Filtre électromécanique - Google Patents

Filtre électromécanique

Info

Publication number
FR1540145A
FR1540145A FR123729A FR123729A FR1540145A FR 1540145 A FR1540145 A FR 1540145A FR 123729 A FR123729 A FR 123729A FR 123729 A FR123729 A FR 123729A FR 1540145 A FR1540145 A FR 1540145A
Authority
FR
France
Prior art keywords
electromechanical filter
electromechanical
filter
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
FR123729A
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.)
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
Priority claimed from NL6614206A external-priority patent/NL6614206A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR123729A priority Critical patent/FR1540145A/fr
Application granted granted Critical
Publication of FR1540145A publication Critical patent/FR1540145A/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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape
    • 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
    • H03H9/176—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of ceramic material

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
FR123729A 1966-10-08 1967-10-09 Filtre électromécanique Expired FR1540145A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR123729A FR1540145A (fr) 1966-10-08 1967-10-09 Filtre électromécanique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6614206A NL6614206A (fr) 1966-10-08 1966-10-08
FR123729A FR1540145A (fr) 1966-10-08 1967-10-09 Filtre électromécanique

Publications (1)

Publication Number Publication Date
FR1540145A true FR1540145A (fr) 1968-09-20

Family

ID=26179907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR123729A Expired FR1540145A (fr) 1966-10-08 1967-10-09 Filtre électromécanique

Country Status (1)

Country Link
FR (1) FR1540145A (fr)

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