Fluid sprinkling – spraying – and diffusing – Electrostatic type
Patent
1990-04-12
1992-03-17
Kashnikow, Andres
Fluid sprinkling, spraying, and diffusing
Electrostatic type
239691, 118629, 361228, B05B 516
Patent
active
050961268
ABSTRACT:
At least part of an electrostatic spraying installation for spraying an electrically conductive liquid product such as a coating product is grounded. The installation includes at least one intermediate storage tank that is electrically insulated from ground and at least one electrostatic sprayer device that is supplied from this intermediate storage tank. The electrostatic sprayer device is connected to a variable or switchable high-tension voltage source. The installation includes at least one electrical insulation device which incorporates a section of insulative conduit and a liquid inlet and a liquid outlet at respective ends of this conduit section. A piston movable in the conduit section scrapes its inside wall clean.
REFERENCES:
patent: 4629119 (1986-12-01), Plunkett et al.
patent: 4884745 (1989-12-01), Spongh
patent: 4884752 (1989-12-01), Plummer
patent: 4921169 (1990-05-01), Tilly
patent: 4932589 (1990-06-01), Diana
patent: 4962724 (1990-10-01), Prus et al.
patent: 4993644 (1991-02-01), Klemm
Giroux Patrice
Rey Jean-Christophe
Kashnikow Andres
Morris Lesley
Sames S. A.
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