JPS6381199U - - Google Patents
Info
- Publication number
- JPS6381199U JPS6381199U JP16725887U JP16725887U JPS6381199U JP S6381199 U JPS6381199 U JP S6381199U JP 16725887 U JP16725887 U JP 16725887U JP 16725887 U JP16725887 U JP 16725887U JP S6381199 U JPS6381199 U JP S6381199U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- obstacle
- lowering
- control device
- descending
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16725887U JPS6381199U (bs) | 1987-10-31 | 1987-10-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16725887U JPS6381199U (bs) | 1987-10-31 | 1987-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6381199U true JPS6381199U (bs) | 1988-05-28 |
Family
ID=31099023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16725887U Pending JPS6381199U (bs) | 1987-10-31 | 1987-10-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6381199U (bs) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02280299A (ja) * | 1989-04-21 | 1990-11-16 | Shinji Baba | 室内空間二重利用システムの安全装置およびその安全確認方法 |
-
1987
- 1987-10-31 JP JP16725887U patent/JPS6381199U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02280299A (ja) * | 1989-04-21 | 1990-11-16 | Shinji Baba | 室内空間二重利用システムの安全装置およびその安全確認方法 |