Piston pin for heat dissipation

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United States of America Patent

PATENT NO 9103441
SERIAL NO

13345851

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Abstract

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A piston assembly including a piston body pivotally connected to a connecting rod by a wrist pin. The wrist pin includes a sealed cavity therein partially filled with a heat transfer medium. The heat transfer medium may be composed of a fusible alloy. The sealed cavity may be comprised of discrete compartments. The wrist pin may be integrated with the connecting rod and share a conjoined sealed cavity therewith so that heat transfer medium can draw heat effectively away from the piston body.

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Patent Owner(s)

Patent OwnerAddress
TENNECO INC500 NORTH FIELD DRIVE LAKE FOREST IL 60045

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Azevedo, Miguel Ann Arbor, US 48 345
Wang, Kai Ann Arbor, US 565 3689
Zdeblick, William Ann Arbor, US 2 39

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