JPS644773Y2 - - Google Patents
Info
- Publication number
- JPS644773Y2 JPS644773Y2 JP8788480U JP8788480U JPS644773Y2 JP S644773 Y2 JPS644773 Y2 JP S644773Y2 JP 8788480 U JP8788480 U JP 8788480U JP 8788480 U JP8788480 U JP 8788480U JP S644773 Y2 JPS644773 Y2 JP S644773Y2
- Authority
- JP
- Japan
- Prior art keywords
- car
- light
- activated
- light beam
- floor
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 25
- 230000004907 flux Effects 0.000 claims description 3
- 230000005693 optoelectronics Effects 0.000 claims 5
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000013459 approach Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8788480U JPS644773Y2 (fr) | 1980-06-23 | 1980-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8788480U JPS644773Y2 (fr) | 1980-06-23 | 1980-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5711167U JPS5711167U (fr) | 1982-01-20 |
| JPS644773Y2 true JPS644773Y2 (fr) | 1989-02-07 |
Family
ID=29449981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8788480U Expired JPS644773Y2 (fr) | 1980-06-23 | 1980-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644773Y2 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6023262A (ja) * | 1983-07-20 | 1985-02-05 | 株式会社日立製作所 | エレベ−タ−制御装置 |
| JP4801458B2 (ja) * | 2006-02-07 | 2011-10-26 | 株式会社日立製作所 | エレベータ制御装置 |
-
1980
- 1980-06-23 JP JP8788480U patent/JPS644773Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5711167U (fr) | 1982-01-20 |
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