JPS6242560B2 - - Google Patents

Info

Publication number
JPS6242560B2
JPS6242560B2 JP55015860A JP1586080A JPS6242560B2 JP S6242560 B2 JPS6242560 B2 JP S6242560B2 JP 55015860 A JP55015860 A JP 55015860A JP 1586080 A JP1586080 A JP 1586080A JP S6242560 B2 JPS6242560 B2 JP S6242560B2
Authority
JP
Japan
Prior art keywords
transducer
piezoelectric
mol
trfe
vdf
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
JP55015860A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56114500A (en
Inventor
Koji Daito
Toshiharu Nakanishi
Keiko Koga
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.)
Daikin Industries Ltd
Original Assignee
Daikin Kogyo Co Ltd
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 Daikin Kogyo Co Ltd filed Critical Daikin Kogyo Co Ltd
Priority to JP1586080A priority Critical patent/JPS56114500A/ja
Priority to EP81100836A priority patent/EP0037877B1/en
Priority to AU66933/81A priority patent/AU544447B2/en
Priority to DE8181100836T priority patent/DE3166101D1/de
Priority to CA000370378A priority patent/CA1183595A/en
Publication of JPS56114500A publication Critical patent/JPS56114500A/ja
Priority to US06/510,687 priority patent/US4578442A/en
Publication of JPS6242560B2 publication Critical patent/JPS6242560B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H10N30/857—Macromolecular compositions

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP1586080A 1980-02-07 1980-02-12 Ultrasonic transducer Granted JPS56114500A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1586080A JPS56114500A (en) 1980-02-12 1980-02-12 Ultrasonic transducer
EP81100836A EP0037877B1 (en) 1980-02-07 1981-02-05 Piezoelectric polymer material, process for producing the same and an ultrasonic transducer utilizing the same
AU66933/81A AU544447B2 (en) 1980-02-07 1981-02-05 Vinylidene fluoride and ethylene trifluoride copolymer
DE8181100836T DE3166101D1 (en) 1980-02-07 1981-02-05 Piezoelectric polymer material, process for producing the same and an ultrasonic transducer utilizing the same
CA000370378A CA1183595A (en) 1980-02-07 1981-02-06 Piezoelectric polymer material, a process for producing the same and an ultrasonic transducer utilized the same
US06/510,687 US4578442A (en) 1980-02-07 1983-07-05 Piezoelectric polymeric material, a process for producing the same and an ultrasonic transducer utilizing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1586080A JPS56114500A (en) 1980-02-12 1980-02-12 Ultrasonic transducer

Publications (2)

Publication Number Publication Date
JPS56114500A JPS56114500A (en) 1981-09-09
JPS6242560B2 true JPS6242560B2 (en]) 1987-09-09

Family

ID=11900547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1586080A Granted JPS56114500A (en) 1980-02-07 1980-02-12 Ultrasonic transducer

Country Status (1)

Country Link
JP (1) JPS56114500A (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019240170A1 (ja) 2018-06-15 2019-12-19 株式会社トライテック 硬性内視鏡のカバーおよび内視鏡ユニット
WO2021049205A1 (ja) * 2019-09-12 2021-03-18 国立大学法人 長崎大学 硬性内視鏡のカバー、内視鏡ユニットおよび内視鏡ユニットの使用方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158199A (ja) * 1983-02-25 1984-09-07 Daikin Ind Ltd 電気音響変換器
WO2006135067A1 (ja) * 2005-06-16 2006-12-21 National University Corporation Okayama University トランスデューサ及びこのトランスデューサを備えた計測装置
JP5734023B2 (ja) * 2011-02-25 2015-06-10 三菱重工業株式会社 超音波検査方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029159A (en]) * 1973-07-17 1975-03-25
JPS5123439A (en) * 1974-08-22 1976-02-25 Nippon Steel Corp Kotakumetsukiitano seizohoho
JPS5269000A (en) * 1975-12-04 1977-06-08 Daikin Ind Ltd Highhmolecular dielectric material
JPS5326995A (en) * 1976-08-25 1978-03-13 Daikin Ind Ltd Highhmolecular piezooelectric material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019240170A1 (ja) 2018-06-15 2019-12-19 株式会社トライテック 硬性内視鏡のカバーおよび内視鏡ユニット
WO2021049205A1 (ja) * 2019-09-12 2021-03-18 国立大学法人 長崎大学 硬性内視鏡のカバー、内視鏡ユニットおよび内視鏡ユニットの使用方法

Also Published As

Publication number Publication date
JPS56114500A (en) 1981-09-09

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