EP1993321A4 - Schallabstimmungsmaterial, ultraschallschwinger und ultraschallströmungsmesser - Google Patents

Schallabstimmungsmaterial, ultraschallschwinger und ultraschallströmungsmesser

Info

Publication number
EP1993321A4
EP1993321A4 EP07737671A EP07737671A EP1993321A4 EP 1993321 A4 EP1993321 A4 EP 1993321A4 EP 07737671 A EP07737671 A EP 07737671A EP 07737671 A EP07737671 A EP 07737671A EP 1993321 A4 EP1993321 A4 EP 1993321A4
Authority
EP
European Patent Office
Prior art keywords
ultrasonic
acoustic matching
matching material
flowmeter
vibrator
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.)
Withdrawn
Application number
EP07737671A
Other languages
English (en)
French (fr)
Other versions
EP1993321A1 (de
Inventor
Makoto Nakano
Daisuke Bessyo
Kenzo Ohji
Hiroshi Yokogawa
Hirotsugu Kishimoto
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.)
Panasonic Corp
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Publication of EP1993321A1 publication Critical patent/EP1993321A1/de
Publication of EP1993321A4 publication Critical patent/EP1993321A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)
EP07737671A 2006-03-09 2007-03-02 Schallabstimmungsmaterial, ultraschallschwinger und ultraschallströmungsmesser Withdrawn EP1993321A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006063808A JP4873966B2 (ja) 2006-03-09 2006-03-09 超音波振動子
PCT/JP2007/054023 WO2007102424A1 (ja) 2006-03-09 2007-03-02 音響整合体、超音波振動子、および超音波流量計

Publications (2)

Publication Number Publication Date
EP1993321A1 EP1993321A1 (de) 2008-11-19
EP1993321A4 true EP1993321A4 (de) 2010-12-29

Family

ID=38474855

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07737671A Withdrawn EP1993321A4 (de) 2006-03-09 2007-03-02 Schallabstimmungsmaterial, ultraschallschwinger und ultraschallströmungsmesser

Country Status (5)

Country Link
EP (1) EP1993321A4 (de)
JP (1) JP4873966B2 (de)
CN (1) CN101347042B (de)
TW (1) TW200740533A (de)
WO (1) WO2007102424A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5075665B2 (ja) * 2008-02-18 2012-11-21 株式会社東芝 二次元アレイ超音波プローブ
JP5705386B1 (ja) 2013-07-26 2015-04-22 オリンパスメディカルシステムズ株式会社 超音波振動子及び超音波振動子の製造方法
CN105758940A (zh) * 2014-12-15 2016-07-13 郑经伟 皮蛋内部品质非破坏性检测及分级方法
CN105170437A (zh) * 2015-09-25 2015-12-23 无锡市博阳超声电器有限公司 一种抗压抗震型超声波换能器
JP7108816B2 (ja) * 2017-06-30 2022-07-29 パナソニックＩｐマネジメント株式会社 音響整合層
CN116208895A (zh) * 2017-11-21 2023-06-02 日东电工株式会社 压电扬声器
US11950051B2 (en) * 2017-11-21 2024-04-02 Nitto Denko Corporation Piezoelectric speaker
CN108543689B (zh) * 2018-04-17 2020-04-17 陕西师范大学 具有声子晶体匹配及辐射复合结构的宽带气介超声换能器
CN117949516A (zh) * 2024-03-22 2024-04-30 山西天和盛环境检测股份有限公司 一种水体检测装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1237148A2 (de) * 2001-02-28 2002-09-04 Matsushita Electric Industrial Co., Ltd. Ultraschallwandler, zugehöriges Herstellungsverfahren und Verwendung in einem Ultraschall-Durchflussmessgerät
JP2003284191A (ja) * 2002-03-22 2003-10-03 Matsushita Electric Ind Co Ltd 音響整合部材とその製造方法、それを用いた超音波送受波器、および超音波流量計
US20050079337A1 (en) * 2002-07-10 2005-04-14 Matsushita Electric Industrial Co., Ltd. Porous body and method of making the porous body
JP2005350519A (ja) * 2004-06-08 2005-12-22 Matsushita Electric Ind Co Ltd 多孔体およびその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07310050A (ja) * 1994-05-17 1995-11-28 Nippon Synthetic Chem Ind Co Ltd:The 皮膜剤及びその製造方法並びにこれを用いた曇りガラス及びその形成方法
JP4231329B2 (ja) * 2003-04-25 2009-02-25 パナソニック株式会社 乾燥ゲルを含む成形体およびその製造方法
JP4321239B2 (ja) * 2003-11-27 2009-08-26 パナソニック株式会社 超音波振動子の製造方法
JP2006023099A (ja) * 2004-07-06 2006-01-26 Matsushita Electric Ind Co Ltd 音響整合層およびそれを用いた超音波送受信器並びにこの超音波送受信器を有する超音波流れ計測装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1237148A2 (de) * 2001-02-28 2002-09-04 Matsushita Electric Industrial Co., Ltd. Ultraschallwandler, zugehöriges Herstellungsverfahren und Verwendung in einem Ultraschall-Durchflussmessgerät
JP2003284191A (ja) * 2002-03-22 2003-10-03 Matsushita Electric Ind Co Ltd 音響整合部材とその製造方法、それを用いた超音波送受波器、および超音波流量計
US20050079337A1 (en) * 2002-07-10 2005-04-14 Matsushita Electric Industrial Co., Ltd. Porous body and method of making the porous body
JP2005350519A (ja) * 2004-06-08 2005-12-22 Matsushita Electric Ind Co Ltd 多孔体およびその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007102424A1 *

Also Published As

Publication number Publication date
CN101347042B (zh) 2012-10-31
CN101347042A (zh) 2009-01-14
WO2007102424A1 (ja) 2007-09-13
JP4873966B2 (ja) 2012-02-08
JP2007243640A (ja) 2007-09-20
TW200740533A (en) 2007-11-01
EP1993321A1 (de) 2008-11-19

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