Vent valve

Details Vent valve Vent valve

1989-11-08

1990-11-27

Cohan, Alan

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

137202, F16K 2404

Patent

active

049728695

ABSTRACT:
A vent valve wherein a valve opening to be opened or closed by a valve body is provided at its one axial end, and the other end is opened for a fluid passage and concaved toward inside at its three portions, thereby the valve body being prevented from falling off. The vent valve is used for ejecting air out of the fuel passage for a vehicle fuel pump. On the valve opening side of the barrel, a step portion is provided to divide the barrel into the valve body moving portion, where the valve body moves to open or close the valve opening, and a valve body storing portion having a larger diameter than that of the valve body moving portion. On this valve body storing portion having a larger diameter, the barrel is pressed into the vent passage.

REFERENCES:
patent: 4457325 (1984-07-01), Green

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