A method for loading and closing containers, such as bags, with flexible open ends employs a chute with an inflatable bladder at the open end, and an elastic closure device. A flexible open end of the container is placed around the end of the chute and the inflatable bladder. The elastic closure device...http://www.google.ca/patents/US5544466?utm_source=gb-gplus-sharePatent US5544466 - Method and apparatus for loading and closing a container
