Claims
- 1. A diamond tool for mirror-finish cutting of nonferrous materials, provided with a single crystal diamond tip, said diamond tip comprises: a flat rake face; a forward end relief surface; a main cutting edge defined by the line of intersection of said rake face and said end relief surface; a side cutting edge formed at an end of said main cutting edge, said side cutting edge having a finite length so as to extend at an inclination to said main cutting edge rearwardly from said main cutting edge so that the end of said side cutting edge is displaced rearwardly of said main cutting edge by a depth of chamfer, the length of said main cutting edge being 0.8 mm, the length of said side cutting edge being 0.2 mm, and the depth of chamfer of said side cutting edge being 0.4 um so that said side cutting edge is sunk diagonally relative to said main cutting edge.
- 2. A diamond tool as recited in claim 1, wherein a side cutting edge is formed at each of opposite ends of said main cutting edge rearwardly from said main cutting edge so that the ends of the side cutting edges are displaced rearwardly of said main cutting edge by a depth of chamfer, and wherein the length of each side cutting edge is 0.2 mm and the depth of chamfer thereof is 0.4 um so that said side cutting edges are sunk diagonally relative to said main cutting edge.
Priority Claims (2)
Number |
Date |
Country |
Kind |
61-108414 |
May 1986 |
JPX |
|
61-197635 |
Sep 1986 |
JPX |
|
Parent Case Info
This is a continuation of application Ser. No. 048,600, filed May 11, 1987, now abandoned.
Foreign Referenced Citations (5)
Number |
Date |
Country |
2323808 |
Nov 1974 |
DEX |
10164 |
Feb 1983 |
JPX |
37082 |
Aug 1983 |
JPX |
58-162 |
Dec 1983 |
JPX |
232702 |
Dec 1984 |
JPX |
Continuations (1)
|
Number |
Date |
Country |
Parent |
48600 |
May 1987 |
|