US PATENT SUBCLASS 137 / 817
.~.~.~.~ Pulsating power input and continuous-flow power input

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

803  DF  FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM) {11}
814  DF  .~ System comprising plural fluidic devices or stages {1}
815  DF  .~.~ Plural power inputs (e.g., parallel inputs) {3}
816  DF  .~.~.~ Variable or different-value power inputs {1}
817.~.~.~.~ Pulsating power input and continuous-flow power input

DEFINITION

Classification: 137/817

(under subclass 816) System wherein at least one of the streams of power input fluid is in the form of a series of short bursts of fluid timed in a predetermined sequence or duration, and at least another of the streams is an uninterrupted stream of power input fluid, the two different streams being applied simultaneously to the system.