Piston for internal combustion engine

United States of America Patent

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Oct 23, 2012
Grant Date
Jun 23, 2011
app pub date
Dec 22, 2009
filing date
Dec 22, 2009

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Abstract

A piston for a compression ignition internal combustion engine includes a crown portion, torroidal portion, and a reentrant portion. The piston further has a recess portion about a central axis of the piston designed to reduce temperatures near a tip portion of the fuel injector.

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Patent Owner(s)

Patent Owner	Address
PERKINS ENGINES COMPANY LIMITED	FRANK PERKINS WAY EASTFIELD PETERBOROUGH PE1 5FQ

International Classification(s)

F02F:CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGI....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Mackay, Tom	Inverness, GB	2	13
Oxborrow, James Stuart	Corby, GB	1	13
Parsi, Mohammad	London, GB	3	27

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Piston for internal combustion engine

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United States of America Patent

12644831

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PATENT NO	8291881
APP PUB NO	20110146613A1
SERIAL NO	12644831
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 23, 2012	US,8291881,B2 US8291881B2	GRANTED PATENT AS SECOND PUBLICATION
June 23, 2011	US,20110146613,A1 US20110146613A1	FIRST PUBLISHED PATENT APPLICATION

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12644831

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