US PATENT SUBCLASS 174 / 16.3
.~.~.~ With heat sink


Current as of: June, 1999
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174 /   HD   ELECTRICITY: CONDUCTORS AND INSULATORS

8  DF  WITH FLUIDS OR VACUUM {12}
15.1  DF  .~ With cooling or fluid feeding, circulating or distributing {6}
16.1  DF  .~.~ By ventilation or gas circulation {2}
16.3.~.~.~ With heat sink


DEFINITION

Classification: 174/16.3

With heat sink:

(under subclass 16.1) Subject matter including a conductive heat transfer device, e.g., a "heat sink", to conduct heat from the object being cooled to the air or other gaseous cooling medium.

SEE OR SEARCH CLASS

165, Heat Exchange,

80.3, and 185 for the structure of heat sinks, per se, not involving any electrical feature.

257, Active Solid-State Devices (e.g., Transistors, Solid-State Diodes), appropriate subclasses for active solid-state semiconductor devices, per se, especially

468, 625, 675, 706, 707, and 712-722 for such devices with cooling means.

361, Electricity: Electrical Systems and Devices, 386+, for heat sinks associated with plural electrical components.