US PATENT SUBCLASS 60 / 421
.~.~ With plural pump or motive fluid source relationships selected by multiway valve

Current as of: June, 1999
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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
420  DF  .~ Having condition responsive control in a system of distinct or separately operable outputs or output drive units {7}
421.~.~ With plural pump or motive fluid source relationships selected by multiway valve

DEFINITION

Classification: 60/421

(under subclass 420) Apparatus including plural motive fluid generating pumps and plural output motors and in which an externally operated multiway valve or a valve network controlling motive fluid flow provides for different interconnections of the pumps and motors.