Drill having internal chip channel and internal flush channel

Details Drill having internal chip channel and internal flush channel Drill having internal chip channel and internal flush channel

2005-09-27

2005-09-27

Banks, Derris H. (Department: 3722)

Cutting by use of rotating axially moving tool

With means to apply transient, fluent medium to work or product

Including tool with duct

C408S056000

Reexamination Certificate

active

06948890

ABSTRACT:
A drill for chip removing machining includes a front cutting end, a rear securing portion, and a shank extending therebetween. The cutting end includes at least one cutting edge. The drill has at least one internal chip channel and at least one internal flush channel formed in a longitudinal pillar portion of the drill. All portions of the drill are formed of the same material, such as cemented carbide, wherein the chip channel has a surface roughness no greater than 0.5 μm.

REFERENCES:
patent: 5451126 (1995-09-01), Brun
patent: 5544985 (1996-08-01), Lane
patent: 5820313 (1998-10-01), Weber
patent: 5964553 (1999-10-01), Blomberg et al.
patent: 5984595 (1999-11-01), Mizoguchi
patent: 5993119 (1999-11-01), Moller
patent: 6086292 (2000-07-01), Yokoyama
patent: 6164881 (2000-12-01), Shono
patent: 6315504 (2001-11-01), Sekiguchi et al.
patent: 6398468 (2002-06-01), Bayer et al.
patent: 57015608 (1982-01-01), None
patent: 59209709 (1984-11-01), None

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