Sintered composite sliding part and production method therefor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20090092848A1
SERIAL NO

12285283

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Abstract

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A sintered composite sliding part has an outer member made of an Fe-based wear resistant sintered member in which a hard phase is dispersed in a matrix at 15 to 70% by volume and an inner member made of a stainless ingot steel. The matrix is made of an Fe-based alloy including 11 to 35% by mass of Cr, and the hard phase is formed by precipitating and dispersing at least one selected from the group consisting of intermetallic compounds, metallic suicides, metallic carbides, metallic borides, and metallic nitrides in an alloy matrix made of at least one selected from the group consisting of Fe, Ni, Cr, and Co. The outer member is formed with a hole, the inner member is closely fitted into the hole, and the outer member and the inner member are diffusion bonded together.

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Patent Owner(s)

Patent OwnerAddress
HITACHI POWDERED METALS CO LTD520 MINORIDAI MATSUDO-CHI CHIBA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawata, Hideaki Matsudo-shi, JP 45 263
Kimura, Yutaka Matsudo-shi, JP 41 672
Mogami, Michiharu Matsudo-shi, JP 5 24
Yoshihiro, Tatsuaki Matsudo-shi, JP 4 14

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