Electrostatic spray coating apparatus

Fluid sprinkling – spraying – and diffusing – Electrostatic type – With fluid entrainment

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Details

239291, 239DIG19, B05B 500

Patent

active

043479847

ABSTRACT:
An electrostatic spray coating apparatus is disclosed which comprises a spray nozzle containing both air and liquid discharge ports, an inductive charging device or charging electrode located exteriorly of the discharge ports and attached to the spray nozzle, and electrical connections for applying an electric potential to the inductive charging device. The inductive charging device or charging electrode creates a charging zone, and is preferably positioned so that ambient air is mixed with air and fluid exiting from the discharge ports within the charging zone.

REFERENCES:
patent: 2491889 (1949-12-01), Bennett et al.
patent: 2600129 (1952-06-01), Richards
patent: 3498541 (1970-03-01), Taylor, Jr. et al.
patent: 3540653 (1970-11-01), Fabre
patent: 3575344 (1971-04-01), Angelico
patent: 3613993 (1971-10-01), Gourdine et al.
patent: 3698635 (1972-10-01), Sickles
patent: 3746253 (1973-07-01), Walberg
patent: 3873024 (1975-03-01), Probst et al.

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