JPH0278311U - - Google Patents
Info
- Publication number
- JPH0278311U JPH0278311U JP15863288U JP15863288U JPH0278311U JP H0278311 U JPH0278311 U JP H0278311U JP 15863288 U JP15863288 U JP 15863288U JP 15863288 U JP15863288 U JP 15863288U JP H0278311 U JPH0278311 U JP H0278311U
- Authority
- JP
- Japan
- Prior art keywords
- head
- face
- cutting blade
- cutter
- shaft
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988158632U JPH0626620Y2 (ja) | 1988-12-06 | 1988-12-06 | カッターヘッド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988158632U JPH0626620Y2 (ja) | 1988-12-06 | 1988-12-06 | カッターヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0278311U true JPH0278311U (nl) | 1990-06-15 |
JPH0626620Y2 JPH0626620Y2 (ja) | 1994-07-20 |
Family
ID=31439131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988158632U Expired - Lifetime JPH0626620Y2 (ja) | 1988-12-06 | 1988-12-06 | カッターヘッド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0626620Y2 (nl) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007118501A (ja) * | 2005-10-31 | 2007-05-17 | Tosei Kensetsu Kk | 穿孔ビット装置及び穿孔機 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60226993A (ja) * | 1984-04-23 | 1985-11-12 | 玉田 真作育 | 水圧作動拡孔ビツト |
-
1988
- 1988-12-06 JP JP1988158632U patent/JPH0626620Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60226993A (ja) * | 1984-04-23 | 1985-11-12 | 玉田 真作育 | 水圧作動拡孔ビツト |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007118501A (ja) * | 2005-10-31 | 2007-05-17 | Tosei Kensetsu Kk | 穿孔ビット装置及び穿孔機 |
Also Published As
Publication number | Publication date |
---|---|
JPH0626620Y2 (ja) | 1994-07-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |