Power plants – Combustion products used as motive fluid – With safety device
Reexamination Certificate
2005-09-06
2008-10-07
Casaregola, L. J. (Department: 3746)
Power plants
Combustion products used as motive fluid
With safety device
C060S740000
Reexamination Certificate
active
07430851
ABSTRACT:
In a fuel injector assembly, for an internal combustion engine such as a gas turbine engine, a generally cylindrical air transfer sleeve is, in one embodiment, juxtaposed around a shroud, the sleeve having a peripheral inner recessed cavity, the outer end thereof encompassing a plurality of air inlets and the inner end thereof having a plurality of air openings connecting the cavity with tertiary air for a positive air wash, or in another embodiment, is located intermediate a fuel body and the shroud while having such inner radial dimensions so as to maintain first and second fuel/air venting gaps, with the transfer sleeve also having a peripheral outer recessed cavity wherein the inner end thereof encompasses the air inlets, with an outer end thereof being provided with a plurality of air openings, these openings connecting the recessed cavity with the first fuel/air gap downstream of a restrictor.
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Casaregola L. J.
Hunter Christopher H.
Parker-Hannifin Corporation
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