JPS61189288U - - Google Patents
Info
- Publication number
- JPS61189288U JPS61189288U JP7328685U JP7328685U JPS61189288U JP S61189288 U JPS61189288 U JP S61189288U JP 7328685 U JP7328685 U JP 7328685U JP 7328685 U JP7328685 U JP 7328685U JP S61189288 U JPS61189288 U JP S61189288U
- Authority
- JP
- Japan
- Prior art keywords
- disposed
- ultrasonic
- transducer
- absorbing material
- sound absorbing
- 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
- 239000011358 absorbing material Substances 0.000 claims description 2
Description
図面はこの考案の一実施例を示し、第1図は超
音波スイツチの斜視図、第2図は超音波スイツチ
の分解斜視図、第3図は従来例を示す斜視図であ
る。
1…超音波スイツチ、4…ホルダ、5…超音波
振動子、6…振動子非配設部、7…吸音材。
The drawings show one embodiment of this invention, and FIG. 1 is a perspective view of an ultrasonic switch, FIG. 2 is an exploded perspective view of the ultrasonic switch, and FIG. 3 is a perspective view of a conventional example. DESCRIPTION OF SYMBOLS 1... Ultrasonic switch, 4... Holder, 5... Ultrasonic vibrator, 6... Vibrator non-arrangement part, 7... Sound absorbing material.
Claims (1)
インピーダンスの吸音材を配設した 超音波スイツチ。[Claims for Utility Model Registration] An ultrasonic switch in which a low acoustic impedance sound absorbing material is provided on the surface where the ultrasonic transducer is disposed and where the transducer is not disposed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7328685U JPS61189288U (en) | 1985-05-16 | 1985-05-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7328685U JPS61189288U (en) | 1985-05-16 | 1985-05-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61189288U true JPS61189288U (en) | 1986-11-26 |
Family
ID=30612503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7328685U Pending JPS61189288U (en) | 1985-05-16 | 1985-05-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61189288U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011043362A1 (en) * | 2009-10-07 | 2011-04-14 | 日本電気株式会社 | Ultrasonic transmission device, ultrasonic propagation time measurement system and ultrasonic propagation time measurement method |
-
1985
- 1985-05-16 JP JP7328685U patent/JPS61189288U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011043362A1 (en) * | 2009-10-07 | 2011-04-14 | 日本電気株式会社 | Ultrasonic transmission device, ultrasonic propagation time measurement system and ultrasonic propagation time measurement method |
JP5742718B2 (en) * | 2009-10-07 | 2015-07-01 | 日本電気株式会社 | Ultrasonic transmitter, ultrasonic propagation time measurement system, and ultrasonic propagation time measurement method |