US PATENT SUBCLASS 432 / 254.2
.~.~ Bell-type hood or support for such hood

Current as of: June, 1999
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432 /   HD   HEATING

253  DF  ACCESSORY MEANS FOR HOLDING, SHIELDING OR SUPPORTING WORK WITHIN FURNACE {5}
254.1  DF  .~ Fluid tight metallic heat transferring box, shield or hood {1}
254.2.~.~ Bell-type hood or support for such hood

DEFINITION

Classification: 432/254.2

(under subclass 254.1) Apparatus including structure adapted to be lowered about the work comprising a hood closed on its top and sides and open at its bottom, or the support upon which such hood is lowered.

SEE OR SEARCH THIS CLASS, SUBCLASS:

206, for a furnace in which a bell-type hood forming a part of the furnace encloses work in a chamber having heating means.