JPH036515U - - Google Patents
Info
- Publication number
- JPH036515U JPH036515U JP6708789U JP6708789U JPH036515U JP H036515 U JPH036515 U JP H036515U JP 6708789 U JP6708789 U JP 6708789U JP 6708789 U JP6708789 U JP 6708789U JP H036515 U JPH036515 U JP H036515U
- Authority
- JP
- Japan
- Prior art keywords
- proximity switch
- soft elastic
- elastic cylinder
- metal foil
- output circuit
- 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
- 239000011888 foil Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Description
第１図は地圧変動検出センサーの埋設状態を示
す断面図、第２図はセンサーの回路図である。 符号、１……軟弾性筒体、３……近接スイツチ
、４……金属箔、７……出力回路。
す断面図、第２図はセンサーの回路図である。 符号、１……軟弾性筒体、３……近接スイツチ
、４……金属箔、７……出力回路。
Claims (1)
- ３６０゜全方位からの外力を受けることで当該
部分が変形する高分子材料からなる軟弾性筒体１
の内部に近接スイツチ３を設けるとともに、この
近接スイツチ３を囲包して金属箔４を取り付け、
前記軟弾性筒体１の変形に基づく前記近接スイツ
チ３の作動によつてその出力回路７をオンオフし
てなる地崩れ予知センサー。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6708789U JPH0642177Y2 (ja) | 1989-06-07 | 1989-06-07 | 地崩れ予知センサー |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6708789U JPH0642177Y2 (ja) | 1989-06-07 | 1989-06-07 | 地崩れ予知センサー |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH036515U true JPH036515U (ja) | 1991-01-22 |
| JPH0642177Y2 JPH0642177Y2 (ja) | 1994-11-02 |
Family
ID=31600353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6708789U Expired - Lifetime JPH0642177Y2 (ja) | 1989-06-07 | 1989-06-07 | 地崩れ予知センサー |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0642177Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0571029U (ja) * | 1991-04-26 | 1993-09-24 | 株式会社椿本チエイン | 給電線支持具のレールへの取付け構造 |
-
1989
- 1989-06-07 JP JP6708789U patent/JPH0642177Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0571029U (ja) * | 1991-04-26 | 1993-09-24 | 株式会社椿本チエイン | 給電線支持具のレールへの取付け構造 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0642177Y2 (ja) | 1994-11-02 |