JPH01173694U - - Google Patents
Info
- Publication number
- JPH01173694U JPH01173694U JP7093288U JP7093288U JPH01173694U JP H01173694 U JPH01173694 U JP H01173694U JP 7093288 U JP7093288 U JP 7093288U JP 7093288 U JP7093288 U JP 7093288U JP H01173694 U JPH01173694 U JP H01173694U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- protective material
- elastic body
- protrusions
- detection sensor
- 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.)
- Granted
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
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of 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
断面図、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。
断面図、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。
Claims (1)
- 圧電素子１面に保護材２を設け、この保護材２
または圧電素子１の両側部に弾性体３の突出部４
を取付けてなる液状物検出センサ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988070932U JPH0519826Y2 (ja) | 1988-05-27 | 1988-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988070932U JPH0519826Y2 (ja) | 1988-05-27 | 1988-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01173694U true JPH01173694U (ja) | 1989-12-08 |
| JPH0519826Y2 JPH0519826Y2 (ja) | 1993-05-25 |
Family
ID=31296146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988070932U Expired - Lifetime JPH0519826Y2 (ja) | 1988-05-27 | 1988-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519826Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014074635A (ja) * | 2012-10-04 | 2014-04-24 | Mitsubishi Heavy Ind Ltd | 超音波センサ |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6046421A (ja) * | 1983-08-24 | 1985-03-13 | Nagase Sangyo Kk | 液体検出方法 |
| JPS60152935U (ja) * | 1984-03-22 | 1985-10-11 | ティーディーケイ株式会社 | 圧電型液体センサ− |
-
1988
- 1988-05-27 JP JP1988070932U patent/JPH0519826Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6046421A (ja) * | 1983-08-24 | 1985-03-13 | Nagase Sangyo Kk | 液体検出方法 |
| JPS60152935U (ja) * | 1984-03-22 | 1985-10-11 | ティーディーケイ株式会社 | 圧電型液体センサ− |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014074635A (ja) * | 2012-10-04 | 2014-04-24 | Mitsubishi Heavy Ind Ltd | 超音波センサ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519826Y2 (ja) | 1993-05-25 |