JPH01152223U - - Google Patents
Info
- Publication number
- JPH01152223U JPH01152223U JP4881588U JP4881588U JPH01152223U JP H01152223 U JPH01152223 U JP H01152223U JP 4881588 U JP4881588 U JP 4881588U JP 4881588 U JP4881588 U JP 4881588U JP H01152223 U JPH01152223 U JP H01152223U
- Authority
- JP
- Japan
- Prior art keywords
- light
- movable piece
- vibration detector
- shielding plate
- locked
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4881588U JPH01152223U (enExample) | 1988-04-13 | 1988-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4881588U JPH01152223U (enExample) | 1988-04-13 | 1988-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152223U true JPH01152223U (enExample) | 1989-10-20 |
Family
ID=31274947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4881588U Pending JPH01152223U (enExample) | 1988-04-13 | 1988-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152223U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50109774A (enExample) * | 1974-02-06 | 1975-08-29 | ||
| JPS6053822A (ja) * | 1983-09-02 | 1985-03-27 | Shinko Electric Co Ltd | 振動検出装置 |
-
1988
- 1988-04-13 JP JP4881588U patent/JPH01152223U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50109774A (enExample) * | 1974-02-06 | 1975-08-29 | ||
| JPS6053822A (ja) * | 1983-09-02 | 1985-03-27 | Shinko Electric Co Ltd | 振動検出装置 |