JPS61135863U - - Google Patents
Info
- Publication number
- JPS61135863U JPS61135863U JP1985017084U JP1708485U JPS61135863U JP S61135863 U JPS61135863 U JP S61135863U JP 1985017084 U JP1985017084 U JP 1985017084U JP 1708485 U JP1708485 U JP 1708485U JP S61135863 U JPS61135863 U JP S61135863U
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- received light
- light level
- machine room
- comparison
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985017084U JPS61135863U (pl) | 1985-02-12 | 1985-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985017084U JPS61135863U (pl) | 1985-02-12 | 1985-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61135863U true JPS61135863U (pl) | 1986-08-23 |
Family
ID=30504463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985017084U Pending JPS61135863U (pl) | 1985-02-12 | 1985-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61135863U (pl) |
-
1985
- 1985-02-12 JP JP1985017084U patent/JPS61135863U/ja active Pending
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