Envelope wetting and sealing apparatus

Details Envelope wetting and sealing apparatus Envelope wetting and sealing apparatus

1994-11-29

1996-09-17

Culver, Horace M.

Package making

With means responsive to a sensed condition

Of package and filled receptacle closing or opening

532843, 533774, B65B 702, B65B 5102, B65B 5712

Patent

active

055557015

ABSTRACT:
For use with an envelope having a flap, a body, and a fold region connecting the flap to the body, a wetting and sealing apparatus for wetting the envelope flap with a liquid and sealing, after folding at the fold region, the wetted envelope flap to the envelope body. A computer directs the wetting and sealing operations. A continually primed spraying nozzle applies the liquid producing an active adhesive to the envelope flap and a pressure foot seals the wetted envelope flap to the envelope body.

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patent: 5005337 (1991-04-01), Kluth
patent: 5042223 (1991-08-01), Gerbaud

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