Method for producing a gun barrel having barrel flutings

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United States of America Patent

PATENT NO 9446440
APP PUB NO 20160016217A1
SERIAL NO

14772465

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Abstract

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The invention relates to a method for producing a gun barrel by cold forging a cylindrical blank in a barrel hammering machine, which has a plurality of forging hammers distributed around the circumference of the blank and acting radially on the blank, wherein forging hammers having ribs parallel to the longitudinal axis of the blank are used in order to forge longitudinal grooves in the blank during the cold forging.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
STEYR MANNLICHER GMBHRAMINGTAL 46 KLEINRAMING 4442

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Engesser, Michael Sulzbach, AT 4 30

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