Fluid handling – With means for separating solid material from the fluid – Plural separating elements
Patent
1998-02-25
2000-02-15
Chambers, A. Michael
Fluid handling
With means for separating solid material from the fluid
Plural separating elements
13762537, 251282, F16K 3700
Patent
active
060241225
ABSTRACT:
A valve filter is provided particularly for a balanced pressure valve and provides a means of preventing particles passing, through the balance holes of the valve plug.
The valve comprises a valve housing and a valve plug movable in the housing to open and close the valve, the valve plug containing at least one balance hole, the balance hole defining a fluid communication channel through the valve plug, the fluid communication channel being provided with a filter, the filter comprising a body member and a plurality of elements, each element having a first end and a second end and being fixed at its first end to the body member and being, free at its second end, whereby the elements can deflect under pressure.
REFERENCES:
patent: 1807446 (1931-05-01), Smeby
patent: 4384592 (1983-05-01), Ng
patent: 4503884 (1985-03-01), Spils
patent: 4834133 (1989-05-01), LaCoste et al.
patent: 5540412 (1996-07-01), Doll
patent: 5584323 (1996-12-01), Yamamuro
patent: 5687763 (1997-11-01), Steinke
Chambers A. Michael
Control Components Inc.
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