JPS6085493U - Ultrasonic transducer shield structure - Google Patents
Ultrasonic transducer shield structureInfo
- Publication number
- JPS6085493U JPS6085493U JP17731783U JP17731783U JPS6085493U JP S6085493 U JPS6085493 U JP S6085493U JP 17731783 U JP17731783 U JP 17731783U JP 17731783 U JP17731783 U JP 17731783U JP S6085493 U JPS6085493 U JP S6085493U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic transducer
- transducer
- case
- circumferential surface
- ultrasonic
- 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
Links
Landscapes
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
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
第１図は超音波振動子の振動状態を示す図、第２図は従
来のシールド構造を示す断面図、第３図は本考案に係わ
るシールド構造の分解斜視図、第４図は同シールド構造
の組立状態における断面図である。
１・・・超音波振動子、２・・・ケース、３・・・前面
板、４・・・後面板、５・・・端子ピン、１０・・・吸
音弾性体、１１・・・シールドケース、１４，１５・・
・小突起、１６・・・前端縁外周、１７・・・後端縁外
周。Fig. 1 is a diagram showing the vibration state of an ultrasonic transducer, Fig. 2 is a sectional view showing a conventional shield structure, Fig. 3 is an exploded perspective view of the shield structure according to the present invention, and Fig. 4 is the same shield structure. FIG. 2 is a sectional view of the assembled state. DESCRIPTION OF SYMBOLS 1... Ultrasonic vibrator, 2... Case, 3... Front plate, 4... Rear plate, 5... Terminal pin, 10... Sound-absorbing elastic body, 11... Shield case , 14, 15...
- Small protrusion, 16... Front edge outer periphery, 17... Rear edge outer periphery.
Claims (1)
前面板を超音波送受波面とするとともに、ケース後面板
からは端子ピンを突出させてな−る超音波振動子と； 前記超音波振動子の周側面および後面を取り囲み、かつ
前記振動子周側面よりも若干大径な内周面を有する有底
円筒状のシールドケースと；少なくとも、前記超音波振
動子の外周面とシールドケースの内周面との間隙に介在
された導電性弾性体とからなり； かつ、前記超音波振動子は、その前端縁外周と後端縁外
周とにおいて、前記シールドケース内に点支持されてい
ることを特徴とする超音波振動子のシールド構造。[Claim for Utility Model Registration] An electroacoustic transducer is built in a cylindrical case, the front panel of the case is used as an ultrasonic wave transmitting/receiving surface, and terminal pins are protruded from the rear panel of the case to generate ultrasonic waves. a transducer; a bottomed cylindrical shield case that surrounds a peripheral side surface and a rear surface of the ultrasonic transducer and has an inner circumferential surface slightly larger in diameter than the circumferential surface of the transducer; at least the ultrasonic transducer; an electrically conductive elastic body interposed in a gap between the outer circumferential surface of the ultrasonic transducer and the inner circumferential surface of the shield case; A shield structure for an ultrasonic transducer characterized by point support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17731783U JPS6085493U (en) | 1983-11-16 | 1983-11-16 | Ultrasonic transducer shield structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17731783U JPS6085493U (en) | 1983-11-16 | 1983-11-16 | Ultrasonic transducer shield structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6085493U true JPS6085493U (en) | 1985-06-12 |
Family
ID=30385257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17731783U Pending JPS6085493U (en) | 1983-11-16 | 1983-11-16 | Ultrasonic transducer shield structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6085493U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016085047A (en) * | 2014-10-23 | 2016-05-19 | 三菱電機株式会社 | Ultrasonic sensor |
| JP2018125721A (en) * | 2017-02-01 | 2018-08-09 | 株式会社デンソー | Ultrasonic output device |
-
1983
- 1983-11-16 JP JP17731783U patent/JPS6085493U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016085047A (en) * | 2014-10-23 | 2016-05-19 | 三菱電機株式会社 | Ultrasonic sensor |
| JP2018125721A (en) * | 2017-02-01 | 2018-08-09 | 株式会社デンソー | Ultrasonic output device |
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