One-piece mailer and apparatus for folding same

Details One-piece mailer and apparatus for folding same One-piece mailer and apparatus for folding same

1987-10-13

1990-08-28

Little, Willis

Envelopes, wrappers, and paperboard boxes

Envelope

Closures

229 923, B65D 2714

Patent

active

049518640

ABSTRACT:
The apparatus for folding and sealing a mailer blank includes a water applicator for activating remoistenable glue strips or lines on the mailer blank prior to folding into a mailer or envelope. The glue is disposed along the longitudinal edges as well as a transverse edge. One mailer section forms a flap with glue for sealing the mailer.

REFERENCES:
patent: 3339828 (1967-09-01), Hiersteiner
patent: 3652007 (1972-03-01), MacDougall
patent: 3845698 (1974-11-01), Scholle
patent: 3911862 (1975-10-01), Lupkas
patent: 4284230 (1981-08-01), Schultz
patent: 4450037 (1984-05-01), Gavronsky
patent: 4706878 (1987-11-01), Lubotta et al.

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