Piston for internal combustion engine

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United States of America Patent

PATENT NO 5404792
SERIAL NO

08166025

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Abstract

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A piston for an internal combustion engine comprises at least a pair of ribs arranged between an inner surface portion of a skirt and side portions of pin bosses. The ribs are symmetrical with respect to a thrust center line of the piston and have in a longitudinal direction thereof a center line which is positioned to be lower than an axis of a piston pin.

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Patent Owner(s)

Patent OwnerAddress
HITACHI AUTOMOTIVE SYSTEMS LTD2520 TAKABA HITACHINAKA-SHI IBARAKI 312-8503

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shirane, Kazuhiko Atsugi, JP 2 16
Watanabe, Hiroaki Atsugi, JP 151 1310
Yoshimura, Hideo Atsugi, JP 22 217

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