EGR cooler

United States of America Patent

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Feb 6, 2007
Grant Date
Jun 22, 2006
app pub date
Jul 31, 2002
filing date
Aug 28, 2002

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Abstract

The present invention provides an EGR cooler that is easy to manufacture and can accelerate heat exchange. Round in section tubes are plastically deformed in one plane crossing centerlines thereof such that corrugated exhaust gas flow paths are formed inside the tubes.

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Patent Owner(s)

T. RAD CO., LTD.

International Classification(s)

F02M:SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBU....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Igami, Takazi	Nagoya, JP	4	32
Kobayashi, Toshimichi	Hadano, JP	2	17
Saitoh, Hiroshi	Nagoya, JP	114	1907
Yamamoto, Jyohei	Hadano, JP	1	17

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EGR cooler

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United States of America Patent

10526331

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PATENT NO	7171956
APP PUB NO	20060130818A1
SERIAL NO	10526331
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
February 06, 2007	US,7171956,B2 US7171956B2	GRANTED PATENT AS SECOND PUBLICATION
June 22, 2006	US,20060130818,A1 US20060130818A1	FIRST PUBLISHED PATENT APPLICATION

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10526331

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