JPS63141286U - - Google Patents
Info
- Publication number
- JPS63141286U JPS63141286U JP3312787U JP3312787U JPS63141286U JP S63141286 U JPS63141286 U JP S63141286U JP 3312787 U JP3312787 U JP 3312787U JP 3312787 U JP3312787 U JP 3312787U JP S63141286 U JPS63141286 U JP S63141286U
- Authority
- JP
- Japan
- Prior art keywords
- auger
- recess
- rotating body
- tail end
- horizontal hole
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3312787U JPS63141286U (zh) | 1987-03-09 | 1987-03-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3312787U JPS63141286U (zh) | 1987-03-09 | 1987-03-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63141286U true JPS63141286U (zh) | 1988-09-16 |
Family
ID=30840445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3312787U Pending JPS63141286U (zh) | 1987-03-09 | 1987-03-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63141286U (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61126290A (ja) * | 1984-11-22 | 1986-06-13 | 東京瓦斯株式会社 | 横穴掘進装置のスクリユ−オ−ガ |
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1987
- 1987-03-09 JP JP3312787U patent/JPS63141286U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61126290A (ja) * | 1984-11-22 | 1986-06-13 | 東京瓦斯株式会社 | 横穴掘進装置のスクリユ−オ−ガ |