FR1045790A - New piezoelectric material, manufacturing process and its applications - Google Patents

New piezoelectric material, manufacturing process and its applications

Info

Publication number
FR1045790A
FR1045790A FR1045790DA FR1045790A FR 1045790 A FR1045790 A FR 1045790A FR 1045790D A FR1045790D A FR 1045790DA FR 1045790 A FR1045790 A FR 1045790A
Authority
FR
France
Prior art keywords
applications
manufacturing process
piezoelectric material
new piezoelectric
new
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
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR1045790A publication Critical patent/FR1045790A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/092—Forming composite materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
FR1045790D 1951-06-14 1951-06-14 New piezoelectric material, manufacturing process and its applications Expired FR1045790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1045790T 1951-06-14

Publications (1)

Publication Number Publication Date
FR1045790A true FR1045790A (en) 1953-12-01

Family

ID=9591898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1045790D Expired FR1045790A (en) 1951-06-14 1951-06-14 New piezoelectric material, manufacturing process and its applications

Country Status (1)

Country Link
FR (1) FR1045790A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1063655B (en) * 1956-02-15 1959-08-20 Philips Nv Process for the production of an element for converting mechanical energy into electrical energy or vice versa

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1063655B (en) * 1956-02-15 1959-08-20 Philips Nv Process for the production of an element for converting mechanical energy into electrical energy or vice versa

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