JPH01180682U - - Google Patents
Info
- Publication number
- JPH01180682U JPH01180682U JP7258488U JP7258488U JPH01180682U JP H01180682 U JPH01180682 U JP H01180682U JP 7258488 U JP7258488 U JP 7258488U JP 7258488 U JP7258488 U JP 7258488U JP H01180682 U JPH01180682 U JP H01180682U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- protrusions
- protective material
- elastic body
- fittings
- 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
- 239000000463 material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
Description
第１図は本考案センサの一実施例の構成を示す
説明図、第２図は第１図示のセンサを用いてパイ
プ内の液状物の有無を検出している状態を示す断
面図、第３図は本考案センサの他の実施例の構成
を示す断面図である。
１……圧電素子、２……保護材、３……（凹状
、曲面状）弾性体、４……突出部。
Fig. 1 is an explanatory diagram showing the configuration of one embodiment of the sensor of the present invention, Fig. 2 is a sectional view showing the state in which the sensor shown in Fig. 1 is used to detect the presence or absence of liquid in a pipe, and Fig. 3 is an explanatory diagram showing the configuration of an embodiment of the sensor of the present invention. The figure is a sectional view showing the configuration of another embodiment of the sensor of the present invention. DESCRIPTION OF SYMBOLS 1... Piezoelectric element, 2... Protective material, 3... (Concave shape, curved surface shape) elastic body, 4... Protrusion part.
Claims (1)
または圧電素子１の両側部に弾性体３の突出部４
を取付け、この両突出部４に取付具６を固定し、
この両取付具６に結束バンド７の端部を連結せし
めてなる液状物検出センサ。 A protective material 2 is provided on one surface of the piezoelectric element, and this protective material 2
Or the protrusions 4 of the elastic body 3 on both sides of the piezoelectric element 1.
, fix the fixture 6 to both protrusions 4,
A liquid substance detection sensor is formed by connecting the ends of a binding band 7 to both fittings 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7258488U JPH01180682U (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7258488U JPH01180682U (en) | 1988-05-30 | 1988-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01180682U true JPH01180682U (en) | 1989-12-26 |
Family
ID=31297742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7258488U Pending JPH01180682U (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01180682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004065954A1 (en) * | 2003-01-17 | 2004-08-05 | The Tokyo Electric Power Company, Incorporated | Ultrasonic probe |
-
1988
- 1988-05-30 JP JP7258488U patent/JPH01180682U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004065954A1 (en) * | 2003-01-17 | 2004-08-05 | The Tokyo Electric Power Company, Incorporated | Ultrasonic probe |