US PATENT SUBCLASS 219 / 403
.~.~.~.~ Retractable or detachable (from heated enclosure)

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}
391  DF  .~.~ Oven type {12}
402  DF  .~.~.~ With casing or support for heating unit or units {3}
403.~.~.~.~ Retractable or detachable (from heated enclosure)

DEFINITION

Classification: 219/403

(under subclass 402) Subject matter including means whereby the heating unit, or units, may be supported within or readily inserted or removed from within the heated enclosure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

316+, for liquid container or tank with immersible heating unit.

381, for fluid heaters in general with immersion type heater.

437, for vessel and stand with immersible heating unit.

453.13+, for an exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.) having a support that allows a heating unit to move. 523, for heating devices in general under the class definition combined with a housing or casing means and which are adapted to be inserted as a unit with the housing or casing, into a space intended to be heated.

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