JPS63110994U - - Google Patents
Info
- Publication number
- JPS63110994U JPS63110994U JP314187U JP314187U JPS63110994U JP S63110994 U JPS63110994 U JP S63110994U JP 314187 U JP314187 U JP 314187U JP 314187 U JP314187 U JP 314187U JP S63110994 U JPS63110994 U JP S63110994U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light beam
- boom
- light curtain
- approach warning
- 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
Landscapes
- Emergency Alarm Devices (AREA)
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP314187U JPS63110994U (fr) | 1987-01-13 | 1987-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP314187U JPS63110994U (fr) | 1987-01-13 | 1987-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63110994U true JPS63110994U (fr) | 1988-07-16 |
Family
ID=30782630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP314187U Pending JPS63110994U (fr) | 1987-01-13 | 1987-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63110994U (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005068918A (ja) * | 2003-08-27 | 2005-03-17 | Giken Seisakusho Co Ltd | 作業環境監視システム及び作業環境監視工法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61136197A (ja) * | 1984-12-07 | 1986-06-24 | 日本ゼム株式会社 | 作業範囲規制装置 |
-
1987
- 1987-01-13 JP JP314187U patent/JPS63110994U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61136197A (ja) * | 1984-12-07 | 1986-06-24 | 日本ゼム株式会社 | 作業範囲規制装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005068918A (ja) * | 2003-08-27 | 2005-03-17 | Giken Seisakusho Co Ltd | 作業環境監視システム及び作業環境監視工法 |