US PATENT SUBCLASS 118 / 326
.~ With hood or offtake for waste material


Current as of: June, 1999
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118 /   HD   COATING APPARATUS

300  DF  PROJECTION OR SPRAY TYPE {14}
326.~ With hood or offtake for waste material


DEFINITION

Classification: 118/326

(under subclass 300) Coating apparatus having means to collect or remove excess coating material from the atmosphere surrounding the article being coated, usually in the nature of a housing or casing at the coating station.

SEE OR SEARCH THIS CLASS, SUBCLASS:

50, and 715+, for coating apparatus having a vacuum or fluid pressure chamber within which the work is positioned.

58+, for coating apparatus having means for bringing a noncoating gas or vapor into contact with work.

628, for collecting means comprising an electrode for collecting fugitive electrostatic projected spray coating material.

SEE OR SEARCH CLASS

454, Ventilation, 49+, for devices for conducting away fumes, vapors, steam, dust, etc., from various places. Class 454 is the parent class for apparatus for supplying air to and removing it from enclosures, for distributing and circulating the air therein, and for preventing its contamination, including ventilated hoods or offtakes which do not claim work handling or specific coating means in combination. See also the search notes in the class definition of Class 454 for the location of other ventilated structures.