US PATENT SUBCLASS 60 / 475
.~.~ With means compensating for charge leakage or volume difference between discharging and receiving chambers

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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
473  DF  .~ Pump means moves motive fluid from one chamber to an opposite chamber of opposed expansible chambers having a common output {3}
475.~.~ With means compensating for charge leakage or volume difference between discharging and receiving chambers

DEFINITION

Classification: 60/475

(under subclass 437) Apparatus in which fluid is moved between two cylinders, one of which is increased in size while the other is decreased in the to and fro operation of an output member, the system having a structure that compensates for the difference in volume of the two cylinders or which corrects for any unbalance caused by leakage between parts of the system.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type,

463, for a double acting motor with means to provide unequal flow rates to or from opposed working chambers.