Method for controlling arcing while charging a web

Details Method for controlling arcing while charging a web Method for controlling arcing while charging a web

1999-02-12

2000-11-07

Mayekar, Kishor

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

With means applying electromagnetic wave energy or...

361221, 361225, B01J 1908

Patent

active

061432555

ABSTRACT:
An apparatus for charging a web. The apparatus includes a charging electrode disposed on one side of the web and an insulating roller for supporting the web. The insulating roller is disposed on the other side of the web and is in contact with the web. A discharging electrode is provided in contact with the insulating roller for removing charge from a surface of the insulating roller as the roller rotates. In the preferred embodiment of the present invention, the charging electrode is held at a first constant potential, and the discharge electrode is held at a second constant potential.

REFERENCES:
patent: 4649097 (1987-03-01), Tsukada et al.
patent: 5295039 (1994-03-01), Nakajima et al.

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