APPARATUS FOR CONTROLLING AND METERING FLUID FLOW
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United States of America Patent
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Issued Date -
Apr 23, 2009
app pub date -
Oct 19, 2007
filing date -
Oct 19, 2007
priority date (Note) -
Abandoned
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Abstract
An orifice assembly includes a sleeve and a rod. The sleeve has a first axial end, a second axial end, an outer surface, and a bore that extends through the first and second axial ends. The second axial end defines a first opening and a second opening that extend from the outer surface into the bore. The rod includes a first portion and a second portion that is adapted for linear sliding movement in the bore of the sleeve. The second portion includes an end that cooperates with the first and second openings in the sleeve to define a first variable orifice and a second variable orifice.
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