Inflatable packaging bag and process for inflating the bag

Details Inflatable packaging bag and process for inflating the bag Inflatable packaging bag and process for inflating the bag

1993-04-27

1994-08-23

Lavinder, Jack W.

Package making

Methods

Forming a cover adjunct or application of a cover adjunct to...

53445, B65B 6100

Patent

active

053396022

ABSTRACT:
A novel process provides an inflatable bag for filling the void and particularly head space of partially filled boxes, the bag comprising an air chamber therein and manufactured from a single sheet of linear, low density polyethylene folded and heat sealed with a first end seam, a second end seam, and an upper end seam, and the bag including a check valve traversing the upper seam, the valve in communication at one valve terminus with the air chamber and in communication with the exterior of the bag at a second valve terminus.

REFERENCES:
patent: 2674206 (1954-04-01), Scott
patent: 2907580 (1959-10-01), Tietig
patent: 2990070 (1961-06-01), Cushman
patent: 3072270 (1963-01-01), Tolby et al.
patent: 3199689 (1965-08-01), Feldkamp
patent: 3426891 (1969-02-01), Marks
patent: 3554135 (1971-01-01), Duvall et al.
patent: 3868026 (1975-02-01), Baxter
patent: 3939995 (1976-02-01), Baxter
patent: 3960281 (1976-06-01), Reeves
patent: 4938007 (1990-07-01), Sperry

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