US PATENT SUBCLASS 239 / 270
NOZZLE WITH AIR SUPPLY MEANS TO OPERATOR


Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

270NOZZLE WITH AIR SUPPLY MEANS TO OPERATOR


DEFINITION

Classification: 239/270

(under the class definition) Apparatus which includes a

terminal outlet member and a means associated with said member or with a fluid supply for said member, to deliver air to a person manipulating or controlling the member.

(1) Note. The air delivering means usually includes a device for (1) separating air from the spray fluid, (2) separating smoke from ambient air, or (3) conducting fresh air from a remote point to the operator.

SEE OR SEARCH CLASS

128, Surgery,

200.24+, for respiratory type masks.