Envelope machine with window patch removal mechanism

Details Envelope machine with window patch removal mechanism Envelope machine with window patch removal mechanism

1975-01-24

1976-09-28

Coan, James F.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

83100, 156108, 156364, B31B 112, B31B 182

Patent

active

039824721

ABSTRACT:
Envelope machine of the window-applicator type and means for avoiding application of gum to window when envelope blank is missing and to dispose of the window under similar circumstances.

REFERENCES:
patent: 2061885 (1936-11-01), Wensler
patent: 2209358 (1940-07-01), Smithe et al.
patent: 2690102 (1954-09-01), Halahan et al.
patent: 3400641 (1968-09-01), Stemmler
patent: 3416414 (1968-12-01), Smithe

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