INDEXABLE DRILL ASSEMBLY AND DRILL BODY HAVING COOLANT SUPPLY

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20150063931A1
SERIAL NO

14014643

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An indexable drill assembly includes a drill body, which has a head portion at the axial forward end thereof and wherein the head portion has an outboard pocket and an inboard pocket. The drill body contains an outboard pocket coolant channel adjacent the outboard pocket and an inboard pocket coolant channel adjacent the inboard pocket. The outboard pocket has a seating surface and the outboard pocket coolant channel opening at the seating surface. The drill body further contains an outboard retention screw aperture opening in the seating surface wherein the seating surface contains an outboard coolant ring surrounding the retention screw aperture wherein the outboard coolant is being in fluid communication with the outboard pocket coolant channel. The inboard pocket has a seating surface and the inboard pocket coolant channel opens at the seating surface. The drill body further contains an inboard retention screw aperture opening in the seating surface wherein the seating surface contains an inboard coolant ring surrounding the inboard retention screw aperture wherein the inboard coolant ring is in fluid communication with the inboard pocket coolant channel. The drill assembly further includes an indexable outboard cutting insert retained in the outboard pocket, and an indexable inboard cutting insert retained in the inboard pocket.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
KENNAMETAL INC1600 TECHNOLOGY WAY LATROBE PA 15650

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gey, Christoph Zirndorg, DE 26 137
Henry, Nicholas J Greensburg, US 16 112
Jaeger, Horst M Nurnberg, DE 2 14
Weisel, Michael A Latrobe, US 3 19
Wu, Qiang North Huntingdon, US 307 1737

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