Piston for vehicle disc brake and manufacturing method thereof

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United States of America Patent

PATENT NO 10465759
APP PUB NO 20180003252A1
SERIAL NO

15547445

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Abstract

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A piston has a piston main body including an aluminum alloy, and a covering layer formed on the outer surface of the piston main body, and the covering layer has a first plating layer including an iron-phosphorous alloy, and a second plating layer including a nickel-phosphorous alloy formed on the first plating layer.

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Patent Owner(s)

Patent OwnerAddress
HITACHI ASTEMO LTDIBARAKI 312-8503

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arai, Susumu Nagano, JP 31 744
Okamoto, Minoru Nagano, JP 57 301
Takahashi, Yohei Nagano, JP 29 94
Ueda, Miyoka Hakuba-mura, JP 1 1

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