Ball valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9022353
APP PUB NO 20130037738A1
SERIAL NO

13580788

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A ball valve which can suppress the increasing of processing labor time and reliably prevent simultaneous rotation of a ball seat and a ball when the ball is rotated by handle manipulation is provided. The valve body 2 is formed of a hard material such as stainless steel, the ball seat is formed of a relatively soft material such as a fluorine resin, and a protrusion 18 is formed on a ball seat support surface 13 of the valve body 2 made of a hard material so as to bite into the ball seat 4.

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Patent Owner(s)

Patent OwnerAddress
FUJIKIN INCORPORATED3-2 ITACHIBORI 2-CHOME NISHI-KU OSAKA-CITY OSAKA 5500012

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Daido, Kunihiko Osaka, JP 19 89
Maeda, Hirokatsu Osaka, JP 7 28
Matsuoka, Masashi Osaka, JP 4 5
Shimomura, Yosinori Osaka, JP 1 3

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