JPS58152096U - Ultrasonic transducer - Google Patents

Ultrasonic transducer

Info

Publication number
JPS58152096U
JPS58152096U JP5088182U JP5088182U JPS58152096U JP S58152096 U JPS58152096 U JP S58152096U JP 5088182 U JP5088182 U JP 5088182U JP 5088182 U JP5088182 U JP 5088182U JP S58152096 U JPS58152096 U JP S58152096U
Authority
JP
Japan
Prior art keywords
ultrasonic transducer
case
outer bottom
cover
piezoelectric element
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
JP5088182U
Other languages
Japanese (ja)
Inventor
幣之内　義昭
Original Assignee
株式会社村田製作所
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 株式会社村田製作所 filed Critical 株式会社村田製作所
Priority to JP5088182U priority Critical patent/JPS58152096U/en
Publication of JPS58152096U publication Critical patent/JPS58152096U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案による超音波送受波器の一実施例を示す
断面図、第２図及び第３図は指向特性及び周波数特性を
示す図である。 １はケース、２は圧電素子、６はカバー、６ａは穴であ
る。FIG. 1 is a sectional view showing an embodiment of an ultrasonic transducer according to the present invention, and FIGS. 2 and 3 are diagrams showing directional characteristics and frequency characteristics. 1 is a case, 2 is a piezoelectric element, 6 is a cover, and 6a is a hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ケース内底面に圧電素子を貼り付け、この圧電素子とケ
ースに基づく３次高調波の振動を利用してケース外底面
で超音波を送受波するようにした超音波送受波器におい
て、３次高調波の波長とほぼ等しい直径の穴を有するカ
バーをケース外底面にその外底面と間隔をあけて設けた
ことを特徴とする超音波送受波器。In an ultrasonic transducer, a piezoelectric element is attached to the inner bottom of the case, and the third harmonic vibration based on the piezoelectric element and the case is used to transmit and receive ultrasonic waves on the outer bottom of the case. An ultrasonic transducer characterized in that a cover having a hole having a diameter approximately equal to the wavelength of the wave is provided on the outer bottom surface of the case with a space between the cover and the outer bottom surface.
JP5088182U 1982-04-07 1982-04-07 Ultrasonic transducer Pending JPS58152096U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5088182U JPS58152096U (en) 1982-04-07 1982-04-07 Ultrasonic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5088182U JPS58152096U (en) 1982-04-07 1982-04-07 Ultrasonic transducer

Publications (1)

Publication Number Publication Date
JPS58152096U true JPS58152096U (en) 1983-10-12

Family

ID=30061658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5088182U Pending JPS58152096U (en) 1982-04-07 1982-04-07 Ultrasonic transducer

Country Status (1)

Country Link
JP (1) JPS58152096U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012077224A1 (en) * 2010-12-10 2012-06-14 三菱電機株式会社 Aerial ultrasonic sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012077224A1 (en) * 2010-12-10 2012-06-14 三菱電機株式会社 Aerial ultrasonic sensor
JP5328990B2 (en) * 2010-12-10 2013-10-30 三菱電機株式会社 Aerial ultrasonic sensor

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