US PATENT SUBCLASS 169 / 48
APPARATUS WHICH ISOLATES FLAMES FROM NON-BURNING AREA

Current as of: June, 1999
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169 /   HD   FIRE EXTINGUISHERS

48APPARATUS WHICH ISOLATES FLAMES FROM NON-BURNING AREA {1}
49  DF  .~> With means to isolate fire from atmosphere and extinguish {1}

DEFINITION

Classification: 169/48

(under the class definition) Apparatus comprising apparatus designed to separate a burning area or a portion of a burning area from a second burnable area to prevent burning interaction between the two areas.

(1) Note. The second area may include a person or article to be protected, or it may simply be an extension of the area which is on fire.

(2) Note. Apparatus included herein is in the form of a solid or fluid cover or shield, e.g., nonfluid or gas.