US PATENT SUBCLASS 118 / 629
.~.~.~ Fluid current projector, e.g., spray type

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

620  DF  WITH MEANS TO APPLY ELECTRICAL AND/OR RADIANT ENERGY TO WORK AND/OR COATING MATERIAL {4}
621  DF  .~ Electrostatic and/or electromagnetic attraction or projection of coating material to work {6}
627  DF  .~.~ With assisting projection or spray of coating material through free space {3}
629.~.~.~ Fluid current projector, e.g., spray type {1}
630  DF  .~.~.~.~> With means to transport work {5}

DEFINITION

Classification: 118/629

(under subclass 627) Apparatus wherein the additional or supplemental force is provided by a blower or spraying mechanism.

SEE OR SEARCH THIS CLASS, SUBCLASS:

300+, for apparatus for spraying coating material upon the base to be coated.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

3, and 690+ for methods and apparatus, respectively, for projecting a liquid into the air which include a step or means for imparting an electrostatic charge to the projected liquid and see the notes to said subclass 690 for a statement of the line. 361, Electricity: Electrical Systems and Devices,

271+, for methods and apparatus for applying an electrical charge to materials, per se, and see the notes to Class 239, subclass 690 for a statement of the line.