US PATENT SUBCLASS 60 / 456
.~ Having distinct cooling or lubricating structure

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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
456.~ Having distinct cooling or lubricating structure

DEFINITION

Classification: 60/456

(under subclass 325) Apparatus with (1) distinct structure for lubricating a part of the apparatus; or (2) distinct structure for cooling motive fluid or a part of the apparatus.

SEE OR SEARCH THIS CLASS, SUBCLASS:

329, for a system having a condition responsive control of the temperature of the motive fluid;

337, for a coaxial impeller and turbine unit having heating or cooling means;

339, for a coaxial impeller and turbine unit having lubricating means; and

396, for a system using a part of the lubricant or cooling fluid of an internal combustion engine as motive fluid. SEE OR SEARCH CLASS

165, Heat Exchange, appropriate subclass, for a heat exchanger, per se.

184, Lubrication, appropriate subclass, for a lubricating system, per se.

417, Pumps,

228, for the condition responsive control of the lubricant or coolant of a pump, per se.