JPH0278310U - - Google Patents
Info
- Publication number
- JPH0278310U JPH0278310U JP15838888U JP15838888U JPH0278310U JP H0278310 U JPH0278310 U JP H0278310U JP 15838888 U JP15838888 U JP 15838888U JP 15838888 U JP15838888 U JP 15838888U JP H0278310 U JPH0278310 U JP H0278310U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- hollow rotating
- drilling tool
- casing
- cutting member
- 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 claims description 3
- 239000003595 mist Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988158388U JPH0614970Y2 (ja) | 1988-12-05 | 1988-12-05 | 回転穿孔工具 |
| DE8989301979T DE68902852T2 (de) | 1988-03-03 | 1989-02-28 | Kuehlmittelspruehsystem fuer bohrvorrichtungen. |
| EP89301979A EP0332328B1 (de) | 1988-03-03 | 1989-02-28 | Kühlmittelsprühsystem für Bohrvorrichtungen |
| US07/492,306 US5004382A (en) | 1988-03-03 | 1990-03-07 | Mist-spouting type drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988158388U JPH0614970Y2 (ja) | 1988-12-05 | 1988-12-05 | 回転穿孔工具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0278310U true JPH0278310U (de) | 1990-06-15 |
| JPH0614970Y2 JPH0614970Y2 (ja) | 1994-04-20 |
Family
ID=31699533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988158388U Expired - Lifetime JPH0614970Y2 (ja) | 1988-03-03 | 1988-12-05 | 回転穿孔工具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0614970Y2 (de) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS573546U (de) * | 1980-06-06 | 1982-01-09 |
-
1988
- 1988-12-05 JP JP1988158388U patent/JPH0614970Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS573546U (de) * | 1980-06-06 | 1982-01-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614970Y2 (ja) | 1994-04-20 |