FR2477823B1 - - Google Patents

Info

Publication number
FR2477823B1
FR2477823B1 FR8004832A FR8004832A FR2477823B1 FR 2477823 B1 FR2477823 B1 FR 2477823B1 FR 8004832 A FR8004832 A FR 8004832A FR 8004832 A FR8004832 A FR 8004832A FR 2477823 B1 FR2477823 B1 FR 2477823B1
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
FR8004832A
Other languages
French (fr)
Other versions
FR2477823A1 (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
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8004832A priority Critical patent/FR2477823A1/fr
Priority to DE8181400239T priority patent/DE3163264D1/de
Priority to EP81400239A priority patent/EP0035425B1/fr
Priority to GB8106338A priority patent/GB2070505B/en
Priority to US06/239,643 priority patent/US4403382A/en
Priority to CA000372083A priority patent/CA1166767A/en
Priority to IE457/81A priority patent/IE50736B1/en
Priority to JP3040681A priority patent/JPS56135920A/ja
Publication of FR2477823A1 publication Critical patent/FR2477823A1/fr
Application granted granted Critical
Publication of FR2477823B1 publication Critical patent/FR2477823B1/fr
Granted 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
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • 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
    • H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • 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
    • H10N30/098—Forming organic materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR8004832A 1980-03-04 1980-03-04 Procede de fabrication de transducteurs electromecaniques utilisant au moins un film en polymere et dispositif destine a la mise en oeuvre de ce procede Granted FR2477823A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR8004832A FR2477823A1 (fr) 1980-03-04 1980-03-04 Procede de fabrication de transducteurs electromecaniques utilisant au moins un film en polymere et dispositif destine a la mise en oeuvre de ce procede
DE8181400239T DE3163264D1 (en) 1980-03-04 1981-02-17 Process for producing electromechanic transducers using at least one polymer film, and apparatus for carrying out this process
EP81400239A EP0035425B1 (fr) 1980-03-04 1981-02-17 Procédé de fabrication de transducteurs électromécaniques utilisant au moins un film en polymère, et dispositif destiné à la mise en oeuvre de ce procédé
GB8106338A GB2070505B (en) 1980-03-04 1981-02-27 Process for manufacturing electromechanical transducers using at least one polymer film and a device for implementing said process
US06/239,643 US4403382A (en) 1980-03-04 1981-03-02 Process for manufacturing electromechanical transducers using at least one polymer film
CA000372083A CA1166767A (en) 1980-03-04 1981-03-02 Process for manufacturing electromechanical transducers using at least one polymer film and a device for implementing said process
IE457/81A IE50736B1 (en) 1980-03-04 1981-03-03 A process for manufacturing electromechanical transducers using at least one polymer film and a device for implementing said process
JP3040681A JPS56135920A (en) 1980-03-04 1981-03-03 Method of producing electromechanical transducer using at least one polymer film and device for executing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8004832A FR2477823A1 (fr) 1980-03-04 1980-03-04 Procede de fabrication de transducteurs electromecaniques utilisant au moins un film en polymere et dispositif destine a la mise en oeuvre de ce procede

Publications (2)

Publication Number Publication Date
FR2477823A1 FR2477823A1 (fr) 1981-09-11
FR2477823B1 true FR2477823B1 (enExample) 1982-10-01

Family

ID=9239296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004832A Granted FR2477823A1 (fr) 1980-03-04 1980-03-04 Procede de fabrication de transducteurs electromecaniques utilisant au moins un film en polymere et dispositif destine a la mise en oeuvre de ce procede

Country Status (8)

Country Link
US (1) US4403382A (enExample)
EP (1) EP0035425B1 (enExample)
JP (1) JPS56135920A (enExample)
CA (1) CA1166767A (enExample)
DE (1) DE3163264D1 (enExample)
FR (1) FR2477823A1 (enExample)
GB (1) GB2070505B (enExample)
IE (1) IE50736B1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522241A1 (fr) * 1982-02-22 1983-08-26 Thomson Csf Procede de fabrication de transducteurs polymeres piezoelectriques par forgeage
FR2536423A1 (fr) * 1982-11-19 1984-05-25 Thomson Csf Procede de depot d'electrodes sur support en matiere organique et dispositifs obtenus par ce procede
US4577132A (en) * 1983-07-05 1986-03-18 Toray Industries, Inc. Ultrasonic transducer employing piezoelectric polymeric material
US4588998A (en) * 1983-07-27 1986-05-13 Ricoh Company, Ltd. Ink jet head having curved ink
DE3510508A1 (de) * 1985-03-22 1986-10-02 Siemens AG, 1000 Berlin und 8000 München Taktiles hoergeraet
US5192470A (en) * 1986-02-27 1993-03-09 Raytheon Company Method of stretching and polarizing polymer materials
GB8714259D0 (en) * 1987-06-18 1987-07-22 Cogent Ltd Piezoelectric polymer transducers
US4725754A (en) * 1987-06-22 1988-02-16 The United States Of America As Represented By The Secretary Of The Army Method of making a low aging piezoelectric resonator
US4771204A (en) * 1987-07-30 1988-09-13 Kiwi Coders Corporation Sealing method and means for fluid control device
US4985195A (en) * 1988-12-20 1991-01-15 Raytheon Company Method of forming a molecularly polarized polmeric sheet into a non-planar shape
CA2032015A1 (en) * 1990-12-11 1992-06-12 Martin Perlman Method to double the piezo - and pyroelectric constants of polyvinylinde fluoride (pvdf) films
US5412854A (en) * 1993-06-18 1995-05-09 Humphrey Instruments, Inc. Method of making a high frequency focused transducer
FR2727215B1 (fr) * 1994-11-18 1996-12-20 Thomson Csf Dispositif de veille panoramique infrarouge statique a detecteurs matriciels multiples
FR2750487B1 (fr) * 1996-06-28 2005-10-21 Thomson Csf Revetement pour la protection personnelle d'un fantassin
JP5990082B2 (ja) * 2012-10-18 2016-09-07 三井化学株式会社 圧電定数測定装置
KR102326741B1 (ko) * 2021-08-18 2021-11-16 주식회사 린텍 실리콘 파우더와 고주파 가열장치를 이용한 실리콘 부품의 접합 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7112001A (enExample) * 1971-09-01 1973-03-05
US3816774A (en) * 1972-01-28 1974-06-11 Victor Company Of Japan Curved piezoelectric elements
FR2409654B1 (fr) * 1977-11-17 1985-10-04 Thomson Csf Dispositif transducteur piezoelectrique et son procede de fabrication
FR2446045A1 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication

Also Published As

Publication number Publication date
GB2070505A (en) 1981-09-09
US4403382A (en) 1983-09-13
DE3163264D1 (en) 1984-05-30
IE50736B1 (en) 1986-06-25
FR2477823A1 (fr) 1981-09-11
GB2070505B (en) 1983-09-01
JPS56135920A (en) 1981-10-23
EP0035425A1 (fr) 1981-09-09
CA1166767A (en) 1984-05-01
EP0035425B1 (fr) 1984-04-25
IE810457L (en) 1981-09-04

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Legal Events

Date Code Title Description
ST Notification of lapse