JPS61187616U - - Google Patents
Info
- Publication number
- JPS61187616U JPS61187616U JP7225085U JP7225085U JPS61187616U JP S61187616 U JPS61187616 U JP S61187616U JP 7225085 U JP7225085 U JP 7225085U JP 7225085 U JP7225085 U JP 7225085U JP S61187616 U JPS61187616 U JP S61187616U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- utility
- scope
- outer periphery
- cutting edge
- 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
- 239000000919 ceramic Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Description
第１図はこの考案のドリルを示し、第２図は同
様、この考案の平ドリルであつて、第３図、第４
図は実施例を説明するものであり、第５図はこの
考案のドリルによる切削状態を示す。第６、第７
図は従来のものであり、第８図は従来のものによ
る切削状態を示す。
１……ドリル、２……刃先部、３……外周肩部
。
Figure 1 shows a drill of this invention, Figure 2 shows a flat drill of this invention, and Figures 3 and 4 show a drill of this invention.
The drawings are for explaining an embodiment, and FIG. 5 shows the state of cutting by the drill of this invention. 6th, 7th
The figure is a conventional one, and FIG. 8 shows the state of cutting by the conventional one. 1...Drill, 2...Blade tip, 3...Outer peripheral shoulder.
Claims (1)
用ドリル。 A ceramic drill with a rounded shoulder on the outer periphery of the cutting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7225085U JPS61187616U (en) | 1985-05-17 | 1985-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7225085U JPS61187616U (en) | 1985-05-17 | 1985-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61187616U true JPS61187616U (en) | 1986-11-22 |
Family
ID=30610489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7225085U Pending JPS61187616U (en) | 1985-05-17 | 1985-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61187616U (en) |
-
1985
- 1985-05-17 JP JP7225085U patent/JPS61187616U/ja active Pending