Bags and sacks

A bag or sack 2 includes a spring 6 coiled in or adjacent the walls of the bag and arrange to urge the bag to unfold, to aid filling with sand or rubbish. The bags may be stored flat in a pack by compressing the springs (Fig. 2, not shown).

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Bibliographic Details
Main Author ANTHONY MORRISON
Format Patent
LanguageEnglish
Published 28.08.1991
Subjects
ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR
CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS
CONVEYING
HANDLING THIN OR FILAMENTARY MATERIAL
MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGINGARTICLES OR MATERIALS
PACKAGES
PACKAGING ELEMENTS
PACKING
PERFORMING OPERATIONS
STORING
TRANSPORTING
UNPACKING
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Summary:A bag or sack 2 includes a spring 6 coiled in or adjacent the walls of the bag and arrange to urge the bag to unfold, to aid filling with sand or rubbish. The bags may be stored flat in a pack by compressing the springs (Fig. 2, not shown).
Bibliography:Application Number: GB19900004406