Nose seal for surge relief valves

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8733737
APP PUB NO 20120285551A1
SERIAL NO

13105189

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In accordance with one embodiment of the present invention, a seal for a surge relief valve includes a) a valve housing having a flow inlet and a flow outlet; b) an annular retainer for coupling a plug to an interior of the valve housing, the retainer having a first end oriented toward the flow inlet and a second end remote therefrom; c) the plug having a first end oriented toward the flow inlet and a second end remote therefrom, the plug having a mating junction for coupling with the second end of the retainer, the plug having a first countersink, a second countersink, a first lip defined between the first and second countersinks and a second lip adjacent the second countersink; and d) an annular plug seal having a first end oriented toward the flow inlet and a second end remote from the first end for mating with the second countersink and a lip that abuts the second end of the retainer.

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First Claim

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Family

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Patent Owner(s)

  • SPX FLOW, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lewandowski, Mark Tomball, US 21 263
Nguyen, Phi Tomball, US 29 114
Shah, Raj Houston, US 41 361

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