TWIST DRILL WITH CERAMIC INSERTS

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20160052069A1
SERIAL NO

14797237

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A twist drill includes a shank; a body adjacent the shank extending along a rotational, longitudinal axis of the twist drill, the body made of a carbide material; a plurality of helically extending chip flutes formed into the body with a web formed between the chip flutes, the chip flutes oriented at a helix angle relative to the longitudinal axis, each chip flute flanked by a major cutting edge with a corresponding flank or land and a minor cutting edge with a corresponding flank or land; and a ceramic insert attached to a notch formed in the body of the drill, wherein the ceramic insert forms only a portion of each of the major and minor cutting edges of the twist drill.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
KENNAMETAL INC1600 TECHNOLOGY WAY LATROBE PA 15650

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kauper, Herbert Rudolf Erlangen, DE 24 95

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation