US PATENT SUBCLASS 310 / 52
.~.~ Cooling or fluid contact


Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
52.~.~ Cooling or fluid contact {6}
53  DF  .~.~.~> With control means
54  DF  .~.~.~> Liquid coolant
55  DF  .~.~.~> Nonatmospheric gas
56  DF  .~.~.~> With gas purification or treating
57  DF  .~.~.~> Intermediate confined coolant
58  DF  .~.~.~> Circulation {3}


DEFINITION

Classification: 310/52

(under subclass 40) Subject matter having means either to cool the dynamoelectric device or to contact a liquid or gas with the dynamoelectric device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

16, and 227, for this subject matter.

SEE OR SEARCH CLASS

105, Railway Rolling Stock,

59, for electric locomotives having motor coolers.

165, Heat Exchange, 47+, for a structurally installed heat exchange means.

336, Inductor Devices,

55+, for inductor devices with temperature modifying means (cooling means).