JPS6340528Y2 - - Google Patents
Info
- Publication number
- JPS6340528Y2 JPS6340528Y2 JP11918082U JP11918082U JPS6340528Y2 JP S6340528 Y2 JPS6340528 Y2 JP S6340528Y2 JP 11918082 U JP11918082 U JP 11918082U JP 11918082 U JP11918082 U JP 11918082U JP S6340528 Y2 JPS6340528 Y2 JP S6340528Y2
- Authority
- JP
- Japan
- Prior art keywords
- pin
- lock
- lock pin
- boom
- plate
- 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
- 238000013459 approach Methods 0.000 claims description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Shovels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11918082U JPS5924452U (ja) | 1982-08-04 | 1982-08-04 | バツクホ−スイング装置の自動ロツク構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11918082U JPS5924452U (ja) | 1982-08-04 | 1982-08-04 | バツクホ−スイング装置の自動ロツク構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5924452U JPS5924452U (ja) | 1984-02-15 |
JPS6340528Y2 true JPS6340528Y2 (US07709020-20100504-C00041.png) | 1988-10-24 |
Family
ID=30273629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11918082U Granted JPS5924452U (ja) | 1982-08-04 | 1982-08-04 | バツクホ−スイング装置の自動ロツク構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5924452U (US07709020-20100504-C00041.png) |
-
1982
- 1982-08-04 JP JP11918082U patent/JPS5924452U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5924452U (ja) | 1984-02-15 |
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