JPS6385998U - - Google Patents

Info

Publication number
JPS6385998U
JPS6385998U JP18136386U JP18136386U JPS6385998U JP S6385998 U JPS6385998 U JP S6385998U JP 18136386 U JP18136386 U JP 18136386U JP 18136386 U JP18136386 U JP 18136386U JP S6385998 U JPS6385998 U JP S6385998U
Authority
JP
Japan
Prior art keywords
case
vibrator
sound absorbing
absorbing material
open
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.)
Pending
Application number
JP18136386U
Other languages
English (en)
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 filed Critical
Priority to JP18136386U priority Critical patent/JPS6385998U/ja
Publication of JPS6385998U publication Critical patent/JPS6385998U/ja
Pending 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例の超音波振動子の断面
図、第２図は従来例の断面図、第３図は動作説明
図である。 １はケース、２は圧電セラミツク振動子、３は
弾性材、５は吸音材である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 一端側が開口する有底筒状のケースの内底面に
    超音波を発生する振動子を固着し、この振動子と
    ケースの開口側との間に残響吸収体の吸音材を挿
    入配置した超音波振動子において、上記吸音材と
    ケースの開口側との間のケースの内部に弾性材を
    充填して成ることを特徴とする超音波振動子。
JP18136386U 1986-11-26 1986-11-26 Pending JPS6385998U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18136386U JPS6385998U (ja) 1986-11-26 1986-11-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18136386U JPS6385998U (ja) 1986-11-26 1986-11-26

Publications (1)

Publication Number Publication Date
JPS6385998U true JPS6385998U (ja) 1988-06-04

Family

ID=31126164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18136386U Pending JPS6385998U (ja) 1986-11-26 1986-11-26

Country Status (1)

Country Link
JP (1) JPS6385998U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047743A1 (fr) * 2006-10-20 2008-04-24 Murata Manufacturing Co., Ltd. capteur ultrasonore
JP2013187814A (ja) * 2012-03-09 2013-09-19 Nippon Ceramic Co Ltd 超音波送受波器

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047743A1 (fr) * 2006-10-20 2008-04-24 Murata Manufacturing Co., Ltd. capteur ultrasonore
US7737609B2 (en) 2006-10-20 2010-06-15 Murata Manufacturing Co., Ltd. Ultrasonic sensor
KR101064922B1 (ko) 2006-10-20 2011-09-16 가부시키가이샤 무라타 세이사쿠쇼 초음파 센서
JP5267128B2 (ja) * 2006-10-20 2013-08-21 株式会社村田製作所 超音波センサ
JP2013187814A (ja) * 2012-03-09 2013-09-19 Nippon Ceramic Co Ltd 超音波送受波器

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