Trunnion ball valve for high pressure, and hydrogen station

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9546736
APP PUB NO 20160025231A1
SERIAL NO

14378722

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A trunnion ball valve includes a ball provided inside a body main unit in a freely rotatable manner; and a seal mechanism provided on positions on both sides of the ball so as to be in seal contact with the ball, the seal mechanism including: a seat retainer having a sealing surface that is to be in seal contact with a ball surface of the ball; a spring member provided for applying elastic force on a sealing surface side; and a sealing member provided on an outer surface of the seat retainer.

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Patent Owner(s)

  • KITZ CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Watanabe, Osamu Yamanashi, JP 343 4265
Watanabe, Tetsuya Yamanashi, JP 260 2086

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