US PATENT SUBCLASS 415 / 55.7
.~.~.~ In separate regenerative passages

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

52.1  DF  WITH MEANS FOR RE-ENTRY OF WORKING FLUID TO BLADE SET (E.G., RE-ENTRY TYPE DEVICE, PASSAGE, ETC.) {11}
55.1  DF  .~ Turbine regenerative pump {2}
55.5  DF  .~.~ Having plural, rigidly related blade sets {2}
55.7.~.~.~ In separate regenerative passages

DEFINITION

Classification: 415/55.7

In separate regenerative passages:

(under subclass 55.5) Device wherein the first and second blade rows pass through (regenerative) portions of different channels.

(1) Note. The different channels may be interconnected at certain locations such as at a common working fluid* exit or entrance.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55.6, for a regenerative turbine pump* having serially acting, plural, rigidly related blade sets within separate regenerative passages.