Engraving tool and method for forming

Details Engraving tool and method for forming Engraving tool and method for forming

1999-01-19

2000-08-01

Tsai, Henry W. H.

Cutters, for shaping

Rotary cutting tool

Face or end mill

407 65, 407 62, 408228, 409234, B23B 2714, B23B 2706

Patent

active

060957239

ABSTRACT:
An engraving tool includes an end portion extending to a tip, a pair of flutes in the end portion and wall sections between the flutes. The wall sections are ground in the area of the tip to form surfaces having cutting edges and facets disposed at specific angles relative to a plane perpendicular to axis.

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patent: 3840104 (1974-10-01), Groppini
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patent: 3964491 (1976-06-01), Bailey et al.
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patent: 4834595 (1989-05-01), Cacciotti
patent: 5029011 (1991-07-01), Fraser
patent: 5362183 (1994-11-01), Alario et al.
patent: 5397204 (1995-03-01), Grenier et al.
patent: 5569003 (1996-10-01), Goldman et al.

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