Diamond cutting tool for hard articles

Details Diamond cutting tool for hard articles Diamond cutting tool for hard articles

1992-09-29

1994-05-31

Rosenbaum, Mark

Cutting by use of rotating axially moving tool

Tool having crystalline cutting edge

408204, B23B 2720

Patent

active

053164164

ABSTRACT:
Diamond cutting tools such as a diamond core drill and a disk-shaped diamond saw which are used to grind and cut hard articles in order to bore or cut hard articles. The diamond cutting tools comprise a tool body and a diamond blade portion attached to an outer end of the tool body. The diamond blade portion has a plurality of outer cuts formed at an outer end thereof and a plurality of inner slots formed under and between the outer cuts and higher than the bottoms of outer cuts by a certain depth. The diamond cutting tools can carry out effectively boring or cutting work until the expensive diamond blade portion is completely worn away.

REFERENCES:
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patent: 3127887 (1964-04-01), Metzger
patent: 3162187 (1964-12-01), Christensen
patent: 3338230 (1967-08-01), Lindblad
patent: 3353526 (1967-11-01), Daem et al.
patent: 4274769 (1981-06-01), Multakh
patent: 4461268 (1984-07-01), Inoue
patent: 4930487 (1990-06-01), Younger
patent: 5069584 (1991-12-01), Obermeier et al.

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