US PATENT SUBCLASS 60 / 585
.~.~ Holder for reserve liquid feeds master

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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
533  DF  .~ Pulsator {25}
585.~.~ Holder for reserve liquid feeds master {3}
586  DF  .~.~.~> Having means to establish holding pressure in pulse liquid {1}
588  DF  .~.~.~> Master piston traps liquid on advance across a feed port in cylinder wall
589  DF  .~.~.~> Master piston or its actuator mechanically operates valve between holder and master cylinder

DEFINITION

Classification: 60/585

(under subclass 533) Apparatus comprising a piston cylinder liquid pressurizing device having communicating with its inlet a means holding a reserve supply of motive liquid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

543, for a programmed self cycled or self pulsed device having self operated pulse fluid quantity adjustment structure;

572+, for a system including double acting or opposed slave units that drive a single output having pulse fluid pressure or quantity adjustment means;

581+, for plural master cylinder piston devices of plural pulsators fed by a common reservoir;

584, for a pulsator having separately and externally operated structure for charging, discharging or bleeding it;

592, for a pulsator having a fluid supply means, or means compensating for fluid expansion, contraction or leakage.