Flexible bags – With means to maintain the bag mouth in an open configuration
Patent
1986-12-12
1988-06-28
Little, Willis
Flexible bags
With means to maintain the bag mouth in an open configuration
383 68, B65D 3300
Patent
active
047534893
ABSTRACT:
A disposable bag mouth opener is equipped to a bag (1) in a stage of charge and packing or in a stage of purchase by a consumer, the bag being sealed after charge of contents. This opener has a simple design comprising a bag attachment plate (2) and a holding device (3) for hold. The bag attachment plate (2) is provided with a mouth end (20) and a plate section (22) having characteristic of contact and separation and forming a cause of contact and separation of inner surfaces of the mouth end (20). The holding device is provided with an inner wall narrow portion (30) having a design which can hold and support the mouth end (20). The attachment plate (2) is attached by suitable means to the bag (1) at a section of bag mouth level of a projecting edge surface (10) previously provided or additionally provided on the bag (1) in the form of a projection. The bag mouth is obtained by cutting off a cutoff correspondence section (100) of the edge surface (10), and the degree of opening and closing thereof can be repeatedly and freely adjusted mainly by manipulating the attachment plate (2) with hands and fingers. The bag mouth can be closed continuously at any time by providing the holding device (3) to the mouth end (20).
REFERENCES:
patent: 3782601 (1974-01-01), Krawagna
patent: 4027819 (1977-06-01), Herrera-Gutierrez
patent: 4210249 (1980-07-01), Holmes
patent: 4460091 (1984-07-01), Hain et al.
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