JPS6076908U

JPS6076908U - ultrasonic probe

Info

Publication number: JPS6076908U
Application number: JP16743283U
Authority: JP
Inventors: 加曽利　末喜; 藤江　健
Original assignee: アロカ株式会社
Priority date: 1983-10-31
Filing date: 1983-10-31
Publication date: 1985-05-29

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

[Brief explanation of drawings]

第１図は従来の超音波プローブを示す外観斜視図、第２
図は本考案に係る超音波プローブの外観斜視図、第３図
は第２図の側面図、第４図は第３図の要部断面図、第５
図は曲率の小さい振動子から放射された超音波ビームの
指向特性を示す特性　　　　′図、第６図は曲率の大き
い振動子から放射された超音波ビームの指向特性を示す
特性図、第７図は、第２図装置の各振動子に対向する位
置にそれぞれ電極板が設けられた他の実施例図である。１０−・・音響吸音材、１２，１２ａ、１２ｂ・・・超
音波振動子、１６・・・接合溝、１８・・・接合材。Figure 1 is an external perspective view of a conventional ultrasound probe;
The figure is an external perspective view of the ultrasonic probe according to the present invention, Figure 3 is a side view of Figure 2, Figure 4 is a cross-sectional view of the main part of Figure 3, and Figure 5
The figure shows the directional characteristics of an ultrasonic beam emitted from a transducer with a small curvature. Figure 6 shows the directivity of an ultrasonic beam emitted from a transducer with a large curvature. 2 is another embodiment in which electrode plates are provided at positions facing each vibrator of the device shown in FIG. 2; FIG. 10--Acoustic sound absorbing material, 12, 12a, 12b... Ultrasonic vibrator, 16... Bonding groove, 18... Bonding material.

Claims

[Scope of utility model registration request]

(1) In an ultrasonic probe in which an ultrasonic transducer with a concave curvature is arranged on an acoustic sound absorbing material, the ultrasonic transducer has a transducer surface with a different concave curvature stepwise or continuously in the longitudinal direction. An ultrasonic probe comprising:

(2) Utility Model Registration In the probe described in claim (1), a bonding groove is provided at the boundary of the vibrator surface where different concave curvatures change stepwise, and a bonding material is provided in the bonding groove. An ultrasonic probe characterized in that the boundary portion is filled with a smooth surface.