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US 2003/0194159 A1Published application
Bulk bag for dense materials
AssigneeSuper Sack Mfg. Corp.
InventorsNorwin C. Derby, Craig Alan Nickell
Life of this patent
Estimating the term…
Abstract
A bulk bag for dense materials includes side walls seamed together end-to-end to form a rectangular enclosure and at least a bottom wall secured to the lower ends of the side walls. Baffles are secured in the side wall seams and extend diagonally across the interior of the bulk bag to maintain the bulk bag in a rectangular cross sectional configuration when filled with dense materials.
Claims13
A bulk bag for dense materials comprising:
- four side panels each having a top, a bottom, and opposed ends;
- the four side panels being seamed together end to end to define a rectangular enclosure characterized by four corners;
- a bottom wall seamed to the bottoms of the side panels;
- four baffle portions each secured to at least one side panel at the end thereof and extending inwardly therefrom to a center line;
- and
- means securing the baffle portions one to another at the center line.
3 more elements
The bulk bag for dense materials comprising:
- four side panels each formed from woven fabric;
- the four side panels being seamed together end to end to define a rectangular enclosure characterized by four corners;
- the rectangular enclosure being further characterized by a center line extending parallel to the side panels and located equidistant from each of the four corners;
- four baffle portions each secured to at least one of the side panels at the end thereof and extending inwardly therefrom to a center line;
- and
- means securing the baffle portions one to another at the center line.
3 more elements
A bulk bag for dense materials comprising:
- four side panels each formed from woven fabric and each having a top, bottom, and opposed ends;
- the four side panels being seamed together end to end on a rectangular enclosure characterized by four corners;
- the rectangular enclosure being further characterized by a center line extending parallel to the side walls and located equidistant from the four corners;
- a bottom wall formed from woven fabric and seamed to the bottoms of the side walls;
- two baffle segments formed from woven fabric and having opposed ends;
- one of the baffle segments having its opposed ends secured to the ends of three of the side panels and extending inwardly therefrom to the center line;
- the other baffle segment having its opposed ends secured at the third and fourth corners of the rectangular enclosure and extending inwardly therefrom to the center line;
- the baffle segments being seamed together along, the center line.
5 more elements
Dependencies are inferred from the claim text.