JPH0273494U - - Google Patents
Info
- Publication number
- JPH0273494U JPH0273494U JP15265588U JP15265588U JPH0273494U JP H0273494 U JPH0273494 U JP H0273494U JP 15265588 U JP15265588 U JP 15265588U JP 15265588 U JP15265588 U JP 15265588U JP H0273494 U JPH0273494 U JP H0273494U
- Authority
- JP
- Japan
- Prior art keywords
- base metal
- tip
- wing
- rock
- view
- 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
- 239000010953 base metal Substances 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims 2
- 238000005553 drilling Methods 0.000 claims 1
Description
第１、第２、第３図は本考案の１実施例をあら
わす一部を断面であらわした正面図、側面図およ
び平面図、第４図ａ，ｂ，ｃ，ｄは切刃を構成す
る超便チツプの平面図、側面図、正面図および断
面図、第５図は使用法の説明図である。
１……ロツクビツト、２……台金、７……切刃
。
1, 2, and 3 are a front view, a side view, and a plan view showing one embodiment of the present invention, partially in cross section, and FIG. 4 a, b, c, and d constitute a cutting blade. A plan view, a side view, a front view and a sectional view of the super stool tip, and FIG. 5 are explanatory views of how to use it. 1... Lock bit, 2... Base metal, 7... Cutting blade.
Claims (1)
の先端部付近に該台金から直径方向に突出する翼
状の切刃を設けてなるロツクビツト。 A rock bit comprising a base metal having attachment means for a rock drilling rod, and a wing-shaped cutting edge protruding diametrically from the base metal near the tip thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15265588U JPH0273494U (en) | 1988-11-24 | 1988-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15265588U JPH0273494U (en) | 1988-11-24 | 1988-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0273494U true JPH0273494U (en) | 1990-06-05 |
Family
ID=31427780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15265588U Pending JPH0273494U (en) | 1988-11-24 | 1988-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0273494U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0450490U (en) * | 1990-06-15 | 1992-04-28 | ||
| JPH0450488U (en) * | 1990-06-29 | 1992-04-28 | ||
| JPH0450487U (en) * | 1990-06-29 | 1992-04-28 | ||
| JP5145504B1 (en) * | 2012-01-30 | 2013-02-20 | 株式会社神島組 | Crushing apparatus and crushing method |
| WO2022243408A1 (en) * | 2021-05-19 | 2022-11-24 | Element Six (Uk) Limited | Method of mining a rock formation using a disc cutter and a rock breaker tool |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56142991A (en) * | 1980-04-03 | 1981-11-07 | Toyo Kogyo Co | Drilling bit |
-
1988
- 1988-11-24 JP JP15265588U patent/JPH0273494U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56142991A (en) * | 1980-04-03 | 1981-11-07 | Toyo Kogyo Co | Drilling bit |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0450490U (en) * | 1990-06-15 | 1992-04-28 | ||
| JPH0450488U (en) * | 1990-06-29 | 1992-04-28 | ||
| JPH0450487U (en) * | 1990-06-29 | 1992-04-28 | ||
| JP5145504B1 (en) * | 2012-01-30 | 2013-02-20 | 株式会社神島組 | Crushing apparatus and crushing method |
| WO2022243408A1 (en) * | 2021-05-19 | 2022-11-24 | Element Six (Uk) Limited | Method of mining a rock formation using a disc cutter and a rock breaker tool |