High pressure fluid valve sealing apparatus

Details High pressure fluid valve sealing apparatus High pressure fluid valve sealing apparatus

1997-04-25

1998-08-18

Lee, Kevin

Valves and valve actuation

With correlated flow path

Pipe coupling or union

F16K 5100

Patent

active

057949166

ABSTRACT:
In a valve unit to control the flow of high-pressure fluid, the combination comprising a housing having a fluid inlet and a fluid outlet; a flow port in the housing communicating between the inlet and outlet; a control for controlling fluid flow through the flow port; tubular structure connected to the housing to receive fluid flowing through the outlet; the housing defining an annular shoulder bounding an annular recess at the outlet, and the tubular structure defining a tapered annular nose received in the recess, there being a thin metallic sealing washer clamped between the tapered annular shoulder and the nose; and the washer having a skirt carried by the tubular structure in washer aligning position relative to the nose.

REFERENCES:
patent: 2709566 (1955-05-01), Davis
patent: 4744387 (1988-05-01), Otteman
patent: 4802504 (1989-02-01), Politi

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