JPS6253675B2 - - Google Patents
Info
- Publication number
- JPS6253675B2 JPS6253675B2 JP6142783A JP6142783A JPS6253675B2 JP S6253675 B2 JPS6253675 B2 JP S6253675B2 JP 6142783 A JP6142783 A JP 6142783A JP 6142783 A JP6142783 A JP 6142783A JP S6253675 B2 JPS6253675 B2 JP S6253675B2
- Authority
- JP
- Japan
- Prior art keywords
- case
- revolving
- shaft
- gear
- bit
- 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
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000009412 basement excavation Methods 0.000 description 11
- 239000011435 rock Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6142783A JPS59185282A (ja) | 1983-04-07 | 1983-04-07 | 自公転掘削機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6142783A JPS59185282A (ja) | 1983-04-07 | 1983-04-07 | 自公転掘削機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59185282A JPS59185282A (ja) | 1984-10-20 |
| JPS6253675B2 true JPS6253675B2 (en, 2012) | 1987-11-11 |
Family
ID=13170757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6142783A Granted JPS59185282A (ja) | 1983-04-07 | 1983-04-07 | 自公転掘削機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59185282A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0730053U (ja) * | 1993-11-12 | 1995-06-06 | 文俊 源 | 擬餌鉤 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4714060B2 (ja) * | 2006-03-29 | 2011-06-29 | 大成建設株式会社 | 掘削機および掘削システム |
-
1983
- 1983-04-07 JP JP6142783A patent/JPS59185282A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0730053U (ja) * | 1993-11-12 | 1995-06-06 | 文俊 源 | 擬餌鉤 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59185282A (ja) | 1984-10-20 |
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