Cu-based oil-impregnated sintered bearing

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United States of America Patent

PATENT NO 9476453
APP PUB NO 20130223774A1
SERIAL NO

13882595

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Abstract

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There is provided a Cu-based oil-impregnated sintered bearing which can be used for high-load applications such as an ABS system and a wiper motor system in automobile, can be manufactured at low cost, and is excellent in abrasion resistance and seizure resistance. The bearing contains 5 to 40% by mass of Ni, 3 to 15% by mass of Sn, 0.5 to 4.0% by mass of P, or further 0.3 to 5.0% by mass of a solid lubricant, and a remainder comprising Cu and inevitable impurities, and has a metallic structure in which a phase mainly composed of Ni and P is dispersed in a matrix, and has a 5 to 25% porosity.

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Patent Owner(s)

  • DIAMET CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishii, Yoshinari Niigata, JP 29 74
Tsukada, Yasuhiro Niigata, JP 8 36

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