US PATENT SUBCLASS 219 / 436
.~.~.~ With heating unit attaching or support means

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

200  DF  HEATING DEVICES {14}
385  DF  .~ Combined with container, enclosure, or support for material to be heated {12}
429  DF  .~.~ With vessel and stand {6}
436.~.~.~ With heating unit attaching or support means {1}
437  DF  .~.~.~.~> Immersible

DEFINITION

Classification: 219/436

(under subclass 429) Apparatus including significant details of structure whereby the heating unit or units are attached to or supported relative to the vessel which is to be heated. Included are heated vessels wherein the walls, or a wall, of the vessel itself comprise the resistive heating unit.

SEE OR SEARCH THIS CLASS, SUBCLASS:

336, for liquid heaters combined with particular mounting or attachment means for the heating unit or units.

427, for crucibles or furnaces wherein the container constitutes the heating element.

451.1+, for an exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.) having a support for a heating unit.

536+, for particular means for attaching heating unit means, of a general nature under the class definition, to a housing, casing or support.

541, for heating unit, per se, with terminal or connector means.