JPH0450490U - - Google Patents
Info
- Publication number
- JPH0450490U JPH0450490U JP6386190U JP6386190U JPH0450490U JP H0450490 U JPH0450490 U JP H0450490U JP 6386190 U JP6386190 U JP 6386190U JP 6386190 U JP6386190 U JP 6386190U JP H0450490 U JPH0450490 U JP H0450490U
- Authority
- JP
- Japan
- Prior art keywords
- blade
- groove
- base metal
- axial direction
- end surface
- 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
- 239000010953 base metal Substances 0.000 claims 2
- 230000002250 progressing effect Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990063861U JP2525977Y2 (ja) | 1990-06-15 | 1990-06-15 | ロックビット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990063861U JP2525977Y2 (ja) | 1990-06-15 | 1990-06-15 | ロックビット |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0450490U true JPH0450490U (en]) | 1992-04-28 |
JP2525977Y2 JP2525977Y2 (ja) | 1997-02-12 |
Family
ID=31797018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990063861U Expired - Fee Related JP2525977Y2 (ja) | 1990-06-15 | 1990-06-15 | ロックビット |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2525977Y2 (en]) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6257791A (ja) * | 1985-09-06 | 1987-03-13 | Mitsubishi Electric Corp | レ−ザ加工機 |
JPH0273494U (en]) * | 1988-11-24 | 1990-06-05 |
-
1990
- 1990-06-15 JP JP1990063861U patent/JP2525977Y2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6257791A (ja) * | 1985-09-06 | 1987-03-13 | Mitsubishi Electric Corp | レ−ザ加工機 |
JPH0273494U (en]) * | 1988-11-24 | 1990-06-05 |
Also Published As
Publication number | Publication date |
---|---|
JP2525977Y2 (ja) | 1997-02-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees | ||
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |