US PATENT SUBCLASS 239 / 533.3
.~.~ Having flow regulator* for reciprocating piston engine

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

533.1  DF  FLUID PRESSURE RESPONSIVE DISCHARGE MODIFIER* OR FLOW REGULATOR* {3}
533.2  DF  .~ Fuel injector or burner {1}
533.3.~.~ Having flow regulator* for reciprocating piston engine {7}
533.4  DF  .~.~.~> With means to vary or pulse flow within engine cycle {1}
533.6  DF  .~.~.~> Manually adjustable
533.7  DF  .~.~.~> Regulator* upstream of outlet port opens in direction of flow
533.8  DF  .~.~.~> Regulator* biased to closed position by a fluid
533.9  DF  .~.~.~> Spring type or biased regulator*
533.11  DF  .~.~.~> With antifriction, guide or seal means for flow regulator*
533.12  DF  .~.~.~> With discharge modifier*

DEFINITION

Classification: 239/533.3

(under subclass 533.2) Device wherein the flow changing means is a flow regulator and the combustion chamber is that of a reciprocating piston engine, the flow regulator functioning in timed relationship with the cycle of operation of the engine.