Mail parcel sealing method and apparatus

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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156227, 156291, 156297, 156305, B31F 504

Patent

active

056308990

ABSTRACT:
Printed matter in form of single sheets or groups of sheets is converted into a sealed cover or parcel ready for mailing by glueing along all perimetral edges of the cover or parcel, in which a folding operation has been possibly previously carried out in order to form the size of a standard envelope for mailing.

REFERENCES:
patent: 1545217 (1925-07-01), Thurber
patent: 1593148 (1926-07-01), Thurber
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patent: 2168920 (1939-01-01), Wissmann
patent: 3152800 (1964-10-01), Hanson
patent: 3837565 (1974-09-01), Johnsen
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patent: 4077831 (1978-03-01), Snellman et al.
patent: 4091596 (1978-05-01), Jones
patent: 4116750 (1978-09-01), Lewis et al.
patent: 4343129 (1982-08-01), Gunther, Jr. et al.
patent: 4575121 (1986-03-01), Conti
patent: 4817990 (1989-04-01), Krost
patent: 5167739 (1992-12-01), Hutchinson et al.
Moore Paragon Brochure, "PostMatic 830", Feb. 1979.
Moore Paragon Brochure, "An Introduction to Pressure Seal," Oct. 1990.

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