Patent ID: 6079934
Filing Date: 2000-06-27
Classification: B65D,B66C

Abstract:
A bulk cargo container-lifter designed to contain and lift a bulk cargo unit having a weight in a range of eight to ten tons, the container-lifter comprising:a flexible container, the flexible container comprising:a first three-dimensional enclosure having a first closable top opening, a length, a width, and an inside; the enclosure being fabricated from first and second layers; the first layer being made from heavy woven and coated flexible polyolefin sheet-like material; the second layer being on the inside of the enclosure and being made from material taken from the group consisting of polyvinylchloride, polyester, polypropylene, and polyethylene;the width being defined by first and second opposite vertical walls and the length being defined by third and fourth opposite vertical walls;the container having a first bottom between the first, second, third, and fourth walls; the first bottom having a given area;a first perimeter defined by the walls at a first height from the bottom and defining a bulk cargo load limit;the enclosure having first, second, third and fourth flaps connected adjacent to the respective first, second, third and fourth walls to close the first closable top opening; anda lifter secured to the flexible container, the lifter comprising:at least eight straps, at least five of the at least eight straps each having a length greater than twice the height plus the length, at least three of the at least eight straps having a length greater than twice the height plus the width, each of the straps extending continuously and uncut along and being secured to the outside of the container, each of the at least five straps extending continuously and uncut along and being secured to the first wall and extending continuously and uncut along and being secured to the bottom and extending continuously and uncut along and being secured to the second wall;each of the at least three straps extending continuously and uncut along and being secured to the outside of the container, each of the at least three straps extending continuously and uncut along and being secured to the third wall and extending continuously and uncut along and being secured to the bottom and extending continuously and uncut along and being secured to the fourth wall, the at least five straps and the at least three straps extending continuously and uncut being parallel to each other along the respective first, second, third, and fourth walls;the straps being made from material capable of collectively applying to the container a total lifting force in the range of from eight tons to ten tons.