Foam fluxer

Details Foam fluxer Foam fluxer

1988-02-19

1989-01-10

McIntosh, John

Coating apparatus

With means to prepare work surface for coating

Liquid treatment

118410, 118429, 228 37, B05C 502

Patent

active

047965584

ABSTRACT:
A foam fluxer for fluxing surface mounted devices on printed wiring boards is suitable for low solids content fluxes. The foam fluxer is for installation in an open tank containing liquid flux positioned under a conveyor path conveying the components. The fluxer comprises an aerator chimney housing with side walls and end walls for placement in and protruding above the open tank, the housing having a top foam outlet for positioning below the conveyor path, at least one vertical internal divider located in the housing below the foam outlet, the divider forming at least two chambers, and a porous aerator tube located in each chamber with connection means for a compressed gas supply to produce foam in each chamber, the foam from each chamber joining above the divider to exit upwards from the foam outlet.

REFERENCES:
"Electrovert Instruction Manual, No. 020-02-1, Foam Fluxers", 1985.

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