US PATENT SUBCLASS 219 / 255
.~.~.~.~ Plural heating units

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

200  DF  HEATING DEVICES {14}
243  DF  .~ Combined with pressure application means {2}
245  DF  .~.~ Sole plate-type pressure application means (e.g., flatiron) {8}
254  DF  .~.~.~ With heating unit structure {1}
255.~.~.~.~ Plural heating units

DEFINITION

Classification: 219/255

(under subclass 254) Subject matter wherein the heating unit structure comprises at least two or more separate heating units. The separate units may be adapted to operate singly or simultaneously, either in series or parallel arrangement, by

way of example.

SEE OR SEARCH THIS CLASS, SUBCLASS:

476+, for plural heating devices, particularly subclass 478 for unitary housings, support or casing means and subclass 480 for selectively activated plural heating devices,

483+, for the regulation or control of plural resistance elements including subclass 486 for selectively and/or alternatively activated plural resistance elements.

520+, for significant housings, casings, or support means particularly subclass 537 for plural heating units combined with significant mounting means on a single support, housings or casing,

539, for plural resistive elements forming significant heating unit structure and 552, for heating elements having plural sections.