Drill thread milling cutter

Details Drill thread milling cutter Drill thread milling cutter

2006-03-24

2008-09-02

Ross, Dana (Department: 3726)

Gear cutting, milling, or planing

Milling

Thread or helix generating

C409S073000, C407S024000, C407S029000, C470S199000, C007S157000

Reexamination Certificate

active

07419339

ABSTRACT:
The invention relates to a drill thread milling cutter (1) for producing a bore and for the subsequent milling of a thread in the bore, said drill thread milling cutter (1) having a working region (2), on the circumference (3) of which a number of drilling and milling cutting edges are arranged. A number of milling cutting edges (7, 8, 9, 10) greater than the number of drilling cutting edges (17) by a factor greater than 2 are arranged or are effective in the direction of rotation.

REFERENCES:
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patent: 4831674 (1989-05-01), Bergstrom et al.
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patent: 4943191 (1990-07-01), Schmitt
patent: 5080538 (1992-01-01), Schmitt
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patent: 5429459 (1995-07-01), Palm
patent: 5678962 (1997-10-01), Hyatt et al.
patent: 5733078 (1998-03-01), Matsushita et al.
patent: 6012882 (2000-01-01), Turchan
patent: 6257810 (2001-07-01), Schmitt
patent: 6345941 (2002-02-01), Fang et al.
patent: WO 2004/022274 (2004-03-01), None
EPO Website Translation of WO2004022274 (dated Mar. 18, 2004, Schon, Theodor) with Drawings.
Emuge-Franken “Handbuch der Gewindetechnik und Frästechnik”, published by Publicis Corporate Publishing, 2004 (ISBN 3-89578-232-7) p. 354, and English translation thereof.

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