JPH0751842Y2 - 穿孔作業機のコアガイド装置 - Google Patents
穿孔作業機のコアガイド装置Info
- Publication number
- JPH0751842Y2 JPH0751842Y2 JP13157189U JP13157189U JPH0751842Y2 JP H0751842 Y2 JPH0751842 Y2 JP H0751842Y2 JP 13157189 U JP13157189 U JP 13157189U JP 13157189 U JP13157189 U JP 13157189U JP H0751842 Y2 JPH0751842 Y2 JP H0751842Y2
- Authority
- JP
- Japan
- Prior art keywords
- core
- tine
- guide device
- attached
- cover
- 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
- 238000005553 drilling Methods 0.000 title claims description 10
- 230000007723 transport mechanism Effects 0.000 claims description 14
- 238000004080 punching Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 description 8
- 238000011084 recovery Methods 0.000 description 5
- 230000002265 prevention Effects 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13157189U JPH0751842Y2 (ja) | 1989-11-11 | 1989-11-11 | 穿孔作業機のコアガイド装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13157189U JPH0751842Y2 (ja) | 1989-11-11 | 1989-11-11 | 穿孔作業機のコアガイド装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0371705U JPH0371705U (enrdf_load_stackoverflow) | 1991-07-19 |
| JPH0751842Y2 true JPH0751842Y2 (ja) | 1995-11-29 |
Family
ID=31679072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13157189U Expired - Lifetime JPH0751842Y2 (ja) | 1989-11-11 | 1989-11-11 | 穿孔作業機のコアガイド装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0751842Y2 (enrdf_load_stackoverflow) |
-
1989
- 1989-11-11 JP JP13157189U patent/JPH0751842Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0371705U (enrdf_load_stackoverflow) | 1991-07-19 |
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