JPH0634467Y2 - 掘削機の切削ドラム - Google Patents
掘削機の切削ドラムInfo
- Publication number
- JPH0634467Y2 JPH0634467Y2 JP9159989U JP9159989U JPH0634467Y2 JP H0634467 Y2 JPH0634467 Y2 JP H0634467Y2 JP 9159989 U JP9159989 U JP 9159989U JP 9159989 U JP9159989 U JP 9159989U JP H0634467 Y2 JPH0634467 Y2 JP H0634467Y2
- Authority
- JP
- Japan
- Prior art keywords
- boss
- cutting drum
- cutting
- tip
- drum
- 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
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000011435 rock Substances 0.000 description 9
- 238000009412 basement excavation Methods 0.000 description 7
- 238000010008 shearing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9159989U JPH0634467Y2 (ja) | 1989-08-03 | 1989-08-03 | 掘削機の切削ドラム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9159989U JPH0634467Y2 (ja) | 1989-08-03 | 1989-08-03 | 掘削機の切削ドラム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0332684U JPH0332684U (enrdf_load_stackoverflow) | 1991-03-29 |
| JPH0634467Y2 true JPH0634467Y2 (ja) | 1994-09-07 |
Family
ID=31641074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9159989U Expired - Lifetime JPH0634467Y2 (ja) | 1989-08-03 | 1989-08-03 | 掘削機の切削ドラム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634467Y2 (enrdf_load_stackoverflow) |
-
1989
- 1989-08-03 JP JP9159989U patent/JPH0634467Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332684U (enrdf_load_stackoverflow) | 1991-03-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |