JPH0510042Y2 - - Google Patents
Info
- Publication number
- JPH0510042Y2 JPH0510042Y2 JP1983095567U JP9556783U JPH0510042Y2 JP H0510042 Y2 JPH0510042 Y2 JP H0510042Y2 JP 1983095567 U JP1983095567 U JP 1983095567U JP 9556783 U JP9556783 U JP 9556783U JP H0510042 Y2 JPH0510042 Y2 JP H0510042Y2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- main boom
- hydraulic cylinder
- main
- driven
- 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 - Lifetime
Links
- 230000003028 elevating effect Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 10
- 239000002689 soil Substances 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9556783U JPS604646U (ja) | 1983-06-20 | 1983-06-20 | バツクホ−付ハンドド−ザ− |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9556783U JPS604646U (ja) | 1983-06-20 | 1983-06-20 | バツクホ−付ハンドド−ザ− |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS604646U JPS604646U (ja) | 1985-01-14 |
JPH0510042Y2 true JPH0510042Y2 (US07202987-20070410-C00007.png) | 1993-03-11 |
Family
ID=30228165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9556783U Granted JPS604646U (ja) | 1983-06-20 | 1983-06-20 | バツクホ−付ハンドド−ザ− |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS604646U (US07202987-20070410-C00007.png) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4969701U (US07202987-20070410-C00007.png) * | 1972-09-29 | 1974-06-18 |
-
1983
- 1983-06-20 JP JP9556783U patent/JPS604646U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS604646U (ja) | 1985-01-14 |
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