| 主权项 |
1. A gas evacuation system for evacuating gas from a gas-filled flexible bag, the bag having a length and a width and comprising opposing flexible side walls sealed at the edges and defining an interior volume therein and containing gas in the interior volume, the bag having a top end, a bottom end, and side ends, at least one conduit and at least one port arranged at the bottom end or the top end, wherein the port is in fluid communication with the interior volume and the conduit, the system comprising:
a. a flexible polymeric sheet having a density of at least about 3 Kg/m2, a sheet top end, a sheet bottom end, and sheet side ends, and a length and a width to substantially cover one of the flexible side walls of the bag; and, b. a flexible bag receiving device, the receiving device comprising a base and at least one raised wall, and having a length and width greater than the length and width of the flexible bag; wherein one end of the polymeric flexible sheet is secured to the receiving device. |
