Paint spraying assembly

Details Paint spraying assembly Paint spraying assembly

1980-11-04

1982-09-28

Beck, Shrive P.

Coating processes

Spraying

427424, 98115SB, B05D 102

Patent

active

043518630

ABSTRACT:
A paint spraying assembly that includes a fan and duct work recirculating air through a spraying booth; a blower having an inlet to said recirculating air for drawing a part of the recirculating air and replacing the part with clean make-up air, the blower having a connection into the gas source for a burner used in heating water in an associated washer whereby said burner will burn off the solvent contained in the air drawn from the recirculating air, and a method of maintaining safe painting conditions in a paint spraying booth comprising the steps of continuously recirculating air through the booth at a relatively high volumetric rate; drawing off a quantity of the solvent-laden recirculating air and replacing it with clean air sufficient to maintain the recirculating air at a safe Lower Explosion Level; burning the solvent from the drawn solvent-laden air prior to it moving through an exhaust; and pressurizing with clean air the area of the external respiratory orifices of a human in the booth.

REFERENCES:
patent: 3395972 (1968-08-01), Hardison
patent: 3424129 (1969-01-01), Peeps et al.
patent: 4237780 (1980-12-01), Truhan

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