IE50736B1 - A process for manufacturing electromechanical transducers using at least one polymer film and a device for implementing said process - Google Patents

A process for manufacturing electromechanical transducers using at least one polymer film and a device for implementing said process

Info

Publication number
IE50736B1
IE50736B1 IE457/81A IE45781A IE50736B1 IE 50736 B1 IE50736 B1 IE 50736B1 IE 457/81 A IE457/81 A IE 457/81A IE 45781 A IE45781 A IE 45781A IE 50736 B1 IE50736 B1 IE 50736B1
Authority
IE
Ireland
Prior art keywords
shaping
film
punch
face
metalizations
Prior art date
Application number
IE457/81A
Other languages
English (en)
Other versions
IE810457L (en
Original Assignee
Thomson Csf
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 filed Critical Thomson Csf
Publication of IE810457L publication Critical patent/IE810457L/xx
Publication of IE50736B1 publication Critical patent/IE50736B1/en

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/09Forming piezoelectric or electrostrictive materials
    • H10N30/098Forming organic materials
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/04Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00Electrical generator or motor structure
    • Y10S310/80Piezoelectric polymers, e.g. PVDF
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/42Piezoelectric 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)
IE457/81A 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 IE50736B1 (en)

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
IE810457L IE810457L (en) 1981-09-04
IE50736B1 true IE50736B1 (en) 1986-06-25

Family

ID=9239296

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (8)

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

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 (OSRAM) * 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
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
FR2477823B1 (OSRAM) 1982-10-01

Similar Documents

Publication Publication Date Title
US4403382A (en) Process for manufacturing electromechanical transducers using at least one polymer film
US4268238A (en) Flow molding
US4283448A (en) Composite polytetrafluoroethylene article and a process for making the same
US5082436A (en) Apparatus for deforming thermoplastic material using RF heating
US4148597A (en) Apparatus and method for pressure molding composite structural parts
US4211594A (en) Joining together shaped bodies of polytetrafluoroethylene
IE49034B1 (en) Piezoelectric transducer with polymer element and method of fabrication of said transducer
US4088718A (en) Method for forming involute plastic articles from thermoplastic sheet material
EP1000727B1 (en) Method and apparatus for detecting pressure in a compression mould
US4820468A (en) Method for making welded hollow plastic plate heat exchangers
US20020098961A1 (en) Heat-shrinkable uhmv polymer film, tubing, and roll covers
CN105929240A (zh) 测量高温超导薄膜表面本征阻抗的谐振器装置及测量方法
US3654017A (en) Process of making articles from films of thermoplastic material
US3649409A (en) Process for lining a plastic cylinder with another plastic
US3192568A (en) Inflatable article and method and apparatus for making same
US3941546A (en) Apparatus and process
US3411974A (en) Apparatus for forming hollow plastic articles
KR840001503B1 (ko) 중합체 필름을 사용하는 전자 기계적인 변환기의 제조방법
CA1041719A (en) Method and device for manufacturing moulded plastic articles
EP0153199B1 (en) Recoverable polyethylene composition and article
US4269640A (en) Precision heat forming of tetrafluoroethylene tubing
DE10164004B4 (de) Vakuumisolationspaneel und Verfahren zur Messung des Innendrucks desselben
GB2033831A (en) Apparatus for joining edges
EP2611539B1 (en) Method of bonding
EP0922564A1 (en) Method and apparatus for manufacturing laminate

Legal Events

Date Code Title Description
MM4A Patent lapsed