US PATENT SUBCLASS 392 / 357
.~.~.~ With fluid heat absorber

Current as of: June, 1999
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392 /   HD   ELECTRIC RESISTANCE HEATING DEVICES

*  DD  HEATING DEVICES (CLASS 219 SUBCLASS 200) {11}
347  DF  .~ Convection space heater {10}
354  DF  .~.~ With intermediate heat absorber {2}
357.~.~.~ With fluid heat absorber {2}
358  DF  .~.~.~.~> By fan blower
359  DF  .~.~.~.~> Wall mounted

DEFINITION

Classification: 392/357

With fluid heat absorber:

(under subclass 354) Subject matter wherein the intermediate heat absorber includes a liquid or gas for absorbing the heat.

SEE OR SEARCH THIS CLASS, SUBCLASS:

302, for heat exchange fluid used in a borehole.

339, for convection space heating in heat storage.

377, for convection combined with radiation.

456, for heat exchange fluid line connecting heated storage tank.

496, for continuous fluid heater.

SEE OR SEARCH CLASS 126, Stoves and Furnaces,

101, for hot-air furnace combined with boiler.

165, Heat Exchange,

104.11, for intermediate fluent heat exchange material receiving and discharging heat.

237, Heating Systems,

16, 18 and 70+ for radiator and boiler.