JPS63166361U - - Google Patents
Info
- Publication number
- JPS63166361U JPS63166361U JP5974687U JP5974687U JPS63166361U JP S63166361 U JPS63166361 U JP S63166361U JP 5974687 U JP5974687 U JP 5974687U JP 5974687 U JP5974687 U JP 5974687U JP S63166361 U JPS63166361 U JP S63166361U
- Authority
- JP
- Japan
- Prior art keywords
- chips
- core drill
- bent
- lateral end
- arc
- 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
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000006061 abrasive grain Substances 0.000 claims 1
Description
第１図は本考案に係るダイヤモンドコアドリル
の一実施例を示す一部の正面図、第２図及び第３
図は各々別の実施例を示す正面図、第４図は従来
のダイヤモンドコアドリルの斜視図、第５図は同
じく一部の正面図である。
１１……シヤンク、１２……チツプ、１４……
横端面。
FIG. 1 is a partial front view showing an embodiment of a diamond core drill according to the present invention, FIG.
The figures are front views showing different embodiments, FIG. 4 is a perspective view of a conventional diamond core drill, and FIG. 5 is a partial front view of the same. 11...Shayank, 12...Chip, 14...
Lateral end surface.
Claims (1)
含む弧状のチツプを複数個取付けたものにおいて
、前記チツプの横端面の一方または双方を３０°
以上傾斜させたダイヤモンドコアドリル。 A plurality of arc-shaped chips containing diamond abrasive grains are attached to the tip of a cylindrical shank, and one or both of the lateral end faces of the chips are bent at a 30° angle.
Diamond core drill tilted over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5974687U JPS63166361U (en) | 1987-04-20 | 1987-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5974687U JPS63166361U (en) | 1987-04-20 | 1987-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63166361U true JPS63166361U (en) | 1988-10-28 |
Family
ID=30891529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5974687U Pending JPS63166361U (en) | 1987-04-20 | 1987-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63166361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220113717A (en) * | 2019-12-24 | 2022-08-16 | 구일린 챔피온 유니온 다이아몬드 컴퍼니 리미티드 | High-speed and high-efficiency drill bit |
-
1987
- 1987-04-20 JP JP5974687U patent/JPS63166361U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220113717A (en) * | 2019-12-24 | 2022-08-16 | 구일린 챔피온 유니온 다이아몬드 컴퍼니 리미티드 | High-speed and high-efficiency drill bit |
| EP4082737A4 (en) * | 2019-12-24 | 2024-01-17 | Guilin Champion Union Diamond Co Ltd | High-speed high-efficiency drill bit |
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