US PATENT SUBCLASS 392 / 491
.~.~.~ With baffle-defined flow path

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

*  DD  HEATING DEVICES (CLASS 219 SUBCLASS 200) {11}
465  DF  .~ Continuous flow type fluid heater {12}
485  DF  .~.~ Heated line section with heating element internal of flow path {6}
491.~.~.~ With baffle-defined flow path {1}
492  DF  .~.~.~.~> Producing counterflow circulation {1}

DEFINITION

Classification: 392/491

With baffle-defined flow path:

(under subclass 485) Subject matter wherein the flow path is provided with a member or members in the flow path for guiding and directing the flow with respect to the inlet or outlet thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

368+, for portable forced air type heater with baffle.

374, for portable convection space heater with baffle.

379+, for concentrated heated air stream heater.