JP2550982Y2 - 障害物検出装置 - Google Patents
障害物検出装置Info
- Publication number
- JP2550982Y2 JP2550982Y2 JP1988144030U JP14403088U JP2550982Y2 JP 2550982 Y2 JP2550982 Y2 JP 2550982Y2 JP 1988144030 U JP1988144030 U JP 1988144030U JP 14403088 U JP14403088 U JP 14403088U JP 2550982 Y2 JP2550982 Y2 JP 2550982Y2
- Authority
- JP
- Japan
- Prior art keywords
- obstacle
- signal
- shutter curtain
- obstacle detection
- shutter
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 22
- 230000008054 signal transmission Effects 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988144030U JP2550982Y2 (ja) | 1988-03-11 | 1988-11-02 | 障害物検出装置 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5802988 | 1988-03-11 | ||
| JP63-58029 | 1988-03-11 | ||
| JP1988144030U JP2550982Y2 (ja) | 1988-03-11 | 1988-11-02 | 障害物検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0220698U JPH0220698U (enrdf_load_stackoverflow) | 1990-02-09 |
| JP2550982Y2 true JP2550982Y2 (ja) | 1997-10-15 |
Family
ID=31497395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988144030U Expired - Fee Related JP2550982Y2 (ja) | 1988-03-11 | 1988-11-02 | 障害物検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2550982Y2 (enrdf_load_stackoverflow) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5726942A (en) * | 1980-07-25 | 1982-02-13 | Tokyo Gas Co Ltd | Data transmission system |
| JPS5945730A (ja) * | 1982-09-08 | 1984-03-14 | Oyo Chishitsu Kk | 地中もしくは水中に位置する検出器出力のケ−ブルレス伝送方法 |
| JPS6255391A (ja) * | 1985-05-20 | 1987-03-11 | 三和シヤツタ−工業株式会社 | 電動式シヤツタ−の安全装置 |
-
1988
- 1988-11-02 JP JP1988144030U patent/JP2550982Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0220698U (enrdf_load_stackoverflow) | 1990-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |