Flexible bags – With means to maintain the bag mouth in an open configuration
Patent
1991-04-22
1992-02-18
Garbe, Stephen P.
Flexible bags
With means to maintain the bag mouth in an open configuration
220 93, B65D 3020, B65D 3302
Patent
active
050888382
ABSTRACT:
A foldable water container comprising a tetragonal body having a quadrilateral supporting frame pivotably secured to one of the four ton edges thereof, a retaining channel made around the other three top edges, and a plurality of fold lines. The quadrilateral supporting frame is engaged in the channel to stretch open the body of the water container when the water container is in use. The quadrilateral supporting frame is disengaged from the channel permitting the body of the water container be folded up through the fold lines into a flat structure when the water container is not in use.
REFERENCES:
patent: 2527746 (1950-10-01), Lawrence
patent: 2901016 (1959-08-01), Wilbricht
patent: 2958357 (1960-11-01), Vorgan
patent: 4021994 (1977-05-01), Mainprice
patent: 4090542 (1978-05-01), Hacker, Jr.
patent: 4620319 (1986-10-01), Sheehan et al.
Garbe Stephen P.
Klein David I.
Rosenberg Morton J.
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