JPH0454745Y2 - - Google Patents
Info
- Publication number
- JPH0454745Y2 JPH0454745Y2 JP10828388U JP10828388U JPH0454745Y2 JP H0454745 Y2 JPH0454745 Y2 JP H0454745Y2 JP 10828388 U JP10828388 U JP 10828388U JP 10828388 U JP10828388 U JP 10828388U JP H0454745 Y2 JPH0454745 Y2 JP H0454745Y2
- Authority
- JP
- Japan
- Prior art keywords
- trencher
- guard
- frame
- chain
- excavation
- 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
- 238000009412 basement excavation Methods 0.000 claims description 31
- 230000001012 protector Effects 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 3
- 235000013311 vegetables Nutrition 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 240000005528 Arctium lappa Species 0.000 description 1
- 235000003130 Arctium lappa Nutrition 0.000 description 1
- 235000008078 Arctium minus Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Harvesting Machines For Root Crops (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10828388U JPH0454745Y2 (en]) | 1988-08-19 | 1988-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10828388U JPH0454745Y2 (en]) | 1988-08-19 | 1988-08-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0229214U JPH0229214U (en]) | 1990-02-26 |
| JPH0454745Y2 true JPH0454745Y2 (en]) | 1992-12-22 |
Family
ID=31343468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10828388U Expired JPH0454745Y2 (en]) | 1988-08-19 | 1988-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454745Y2 (en]) |
-
1988
- 1988-08-19 JP JP10828388U patent/JPH0454745Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0229214U (en]) | 1990-02-26 |
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