Patent ID: 8240502
Filing Date: 2012-08-14
Classification: B60K,B64D,Y10T

Abstract:
1. A method comprising: providing a bladder defined between an exterior bladder wall and an interior bladder wall interconnected by a plurality of connectors extending between the exterior and interior bladder walls in order to at least partially limit expansion of the bladder, wherein the interior bladder wall defines a volume for storing fuel, and wherein the exterior bladder wall is comprised of a different material than the interior bladder wall so as to be at least more rigid than the interior bladder wall; and introducing a pressurized gas into the bladder such that the exterior and interior bladder walls are in contact with the pressurized gas, wherein introducing the pressurized gas comprises permitting the pressurized gas to flow past the connectors in order to be housed within the bladder on opposite sides of the connectors.