Apparatus for spraying particulate material in an evaporatable d

Details Apparatus for spraying particulate material in an evaporatable d Apparatus for spraying particulate material in an evaporatable d

1995-06-07

1998-05-12

Hoffmann, John

Coating apparatus

With means to apply electrical and/or radiant energy to work...

Electrostatic and/or electromagnetic attraction or...

118629, B05B 5025

Patent

active

057499730

ABSTRACT:
An apparatus for spraying a spacer material having a sprayer for spraying the spacer material; a charger for applying an electrical charge to the spacer material; and a device for imparting a potential to an electrode disposed in the rear of a plate for constituting a liquid crystal cell wherein the potential causes an electrical attraction to take place between the charged spacer material and the electrode.

REFERENCES:
patent: 3093309 (1963-06-01), Watanabe
patent: 3326182 (1967-06-01), Inoue
patent: 3382091 (1968-05-01), Drum
patent: 3691991 (1972-09-01), Luderer et al.
patent: 3976031 (1976-08-01), Itoh
patent: 4066041 (1978-01-01), Buschor et al.
patent: 4204497 (1980-05-01), Lever
patent: 4544424 (1985-10-01), Take et al.
patent: 4911947 (1990-03-01), Melcher
patent: 5017122 (1991-05-01), Staniforth

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