JPS63180696U - - Google Patents
Info
- Publication number
- JPS63180696U JPS63180696U JP7163387U JP7163387U JPS63180696U JP S63180696 U JPS63180696 U JP S63180696U JP 7163387 U JP7163387 U JP 7163387U JP 7163387 U JP7163387 U JP 7163387U JP S63180696 U JPS63180696 U JP S63180696U
- Authority
- JP
- Japan
- Prior art keywords
- weight
- external
- internal
- prevention device
- hook
- 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
- 230000002265 prevention Effects 0.000 claims description 4
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7163387U JPS63180696U (en, 2012) | 1987-05-15 | 1987-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7163387U JPS63180696U (en, 2012) | 1987-05-15 | 1987-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63180696U true JPS63180696U (en, 2012) | 1988-11-22 |
Family
ID=30914362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7163387U Pending JPS63180696U (en, 2012) | 1987-05-15 | 1987-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63180696U (en, 2012) |
-
1987
- 1987-05-15 JP JP7163387U patent/JPS63180696U/ja active Pending