Apparatus for the electrostatic lacquering of printing circuit b

Coating apparatus – With heat exchange – drying – or non-coating gas or vapor... – With housing surrounding or engaging coating means

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118 66, 118314, 118322, 118324, B05C 500

Patent

active

049477870

ABSTRACT:
The invention relates to an apparatus for the electrostatic lacquering of printed circuit boards formed with continuous holes as soldering places for connecting wires. The characterizing feature of the apparatus is that the printed circuit boards, continuously conveyed in a suspended position, are lacquered on one side, then turned over, lacquered on the other side, and the two layers of lacquer are then immediately dried simultaneously.

REFERENCES:
patent: 2039776 (1936-05-01), Caton
patent: 2051813 (1936-08-01), Bellamy
patent: 2741218 (1956-04-01), Miller
patent: 2780565 (1957-02-01), Juvinall
patent: 4002143 (1977-01-01), Dover
patent: 4454003 (1984-06-01), Fishman et al.
patent: 4513682 (1985-04-01), Otocki
patent: 4867099 (1989-09-01), Heine et al.

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