JPS616598B2 - - Google Patents

Info

Publication number
JPS616598B2
JPS616598B2 JP5036982A JP5036982A JPS616598B2 JP S616598 B2 JPS616598 B2 JP S616598B2 JP 5036982 A JP5036982 A JP 5036982A JP 5036982 A JP5036982 A JP 5036982A JP S616598 B2 JPS616598 B2 JP S616598B2
Authority
JP
Japan
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
JP5036982A
Other versions
JPS58166900A (ja
Inventor
Kyoichi Maeda
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.)
Seikosha KK
Original Assignee
Seikosha KK
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 Seikosha KK filed Critical Seikosha KK
Priority to JP5036982A priority Critical patent/JPS58166900A/ja
Publication of JPS58166900A publication Critical patent/JPS58166900A/ja
Publication of JPS616598B2 publication Critical patent/JPS616598B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP5036982A 1982-03-29 1982-03-29 圧電式音響発生装置 Granted JPS58166900A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5036982A JPS58166900A (ja) 1982-03-29 1982-03-29 圧電式音響発生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5036982A JPS58166900A (ja) 1982-03-29 1982-03-29 圧電式音響発生装置

Publications (2)

Publication Number Publication Date
JPS58166900A JPS58166900A (ja) 1983-10-03
JPS616598B2 true JPS616598B2 (ja) 1986-02-27

Family

ID=12856968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5036982A Granted JPS58166900A (ja) 1982-03-29 1982-03-29 圧電式音響発生装置

Country Status (1)

Country Link
JP (1) JPS58166900A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62288298A (ja) * 1986-06-06 1987-12-15 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPS63596A (ja) * 1986-06-18 1988-01-05 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPS637494A (ja) * 1986-06-27 1988-01-13 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPH02296994A (ja) * 1989-05-09 1990-12-07 Fujita Corp 泥漿シールド機のカツターヘツド
JPH03172498A (ja) * 1989-11-30 1991-07-25 Komatsu Ltd 急曲線施工用シールド掘進機
JPH0439352Y2 (ja) * 1986-11-25 1992-09-14

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2630948B2 (ja) * 1987-06-24 1997-07-16 日本特殊陶業株式会社 水中用圧電送受波シート
JP2005246368A (ja) 2004-02-06 2005-09-15 Takachiho:Kk 多糖類を主成分として含む天然原料から形成された水質浄化用固形材およびこれを用いた水質浄化方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62288298A (ja) * 1986-06-06 1987-12-15 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPS63596A (ja) * 1986-06-18 1988-01-05 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPS637494A (ja) * 1986-06-27 1988-01-13 清水建設株式会社 シ−ルド掘進機のカツタ装置
JPH0439352Y2 (ja) * 1986-11-25 1992-09-14
JPH02296994A (ja) * 1989-05-09 1990-12-07 Fujita Corp 泥漿シールド機のカツターヘツド
JPH03172498A (ja) * 1989-11-30 1991-07-25 Komatsu Ltd 急曲線施工用シールド掘進機

Also Published As

Publication number Publication date
JPS58166900A (ja) 1983-10-03

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