Injection cylinder in injection apparatus for molding metal material

United States of America Patent

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Apr 19, 2011
Grant Date
Jul 2, 2009
app pub date
Dec 17, 2008
filing date
Dec 28, 2007

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Expired

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Abstract

Leakage of molten metal material from between a cylinder body having a tight-fitting liner and a nozzle member of an injection apparatus is prevented through the interaction of the nozzle member and a coupling ring with the liner.

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Patent Owner(s)

Patent Owner	Address
NISSEI PLASTIC INDUSTRIAL CO LTD	2110 OAZA MINAMIJO SAKAKI-MACHI HANISHINA-GUN NAGANO-KEN 389-0693

International Classification(s)

B22D:CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY ....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Koda, Toshiyasu	Nagano-ken, JP	28	100
Miyagawa, Mamoru	Nagano-ken, JP	27	98
Takeuchi, Yasuhiko	Nagano-ken, JP	21	95

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Injection cylinder in injection apparatus for molding metal material

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12336759

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PATENT NO	7926545
APP PUB NO	20090165984A1
SERIAL NO	12336759
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 19, 2011	US,7926545,B2 US7926545B2	GRANTED PATENT AS SECOND PUBLICATION
July 02, 2009	US,20090165984,A1 US20090165984A1	FIRST PUBLISHED PATENT APPLICATION

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12336759

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