Check valve and container with check valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9714125
APP PUB NO 20150321806A1
SERIAL NO

14652409

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A check valve 1 includes a housing member 10 inside which a fluid passage is formed, and a valve member 20 disposed inside the member 10. A valve seat part 11 is provided on an inner circumference surface of the member 10, the valve member 20 includes a valve disk 21 seated in a sealable manner on a seat surface 11a of the valve seat part 11, a pressing member 22 supported with the member 10 and pressing the valve disk 21 on the seat surface 11a, and a valve driving member 23 connected to the valve disk 21 and driving the valve disk 21 against pressing force of the pressing member 22, and an operating member 30 configured to be capable of operating the valve driving member 23 such that the valve disk 21 of the valve member 20 moves apart from the seat surface 11a is provided.

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First Claim

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Family

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Patent Owner(s)

  • HOSOKAWA YOKO CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hara, Tsutomu Tokyo, JP 76 1280
Ichikawa, Toru Tokyo, JP 57 628
Tahara, Tomio Saitama, JP 13 232

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