US PATENT SUBCLASS 222 / 189.01
WITH FLAME ARRESTER


Current as of: June, 1999
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222 /   HD   DISPENSING

189.01WITH FLAME ARRESTER


DEFINITION

Classification: 222/189.01

WITH FLAME ARRESTER:

(under the class definition) Subject matter having a means associated with a venting or discharge passage for preventing a flame from passing through it.

SEE OR SEARCH THIS CLASS, SUBCLASS:

53, and 152, for maintaining an inert atmosphere in or around the dispenser.

187, for a wick or absorbent material feed.

188, for a fluid trap seal, some of which are disclosed for washing material passing therethrough.

190, for an absorbent material used for other characters of dispensed material treatment or conditioning.

195, for a gas filter for the gas used in agitating the material to be dispensed. 394+, for a filter for fluid pressure discharge assistant.

SEE OR SEARCH CLASS

48, Gas: Heating and Illuminating,

192, for a flame guard.

55, Gas Separation,

490+, for means securing or retaining a separating media.

137, Fluid Handling,

140, and 544+ for fluid handling system having means for separating solid material from the fluid including screen, strainer and filter and subclasses 377+ for a foraminous guard for fluid handling system.

220, Receptacles,

88.2, for a fire preventing screen.