Patent ID: 6527075
Filing Date: 2003-03-04
Classification: A61G,F17C

Abstract:
A transport vehicle comprising:a vehicle body defining a vehicle interior compartment; and a gas storage pack carried on said vehicle body for providing a portable supply of a medicinal gas stored in said gas storage pack, said gas storage pack including a pressure vessel comprising: a plurality of hollow chambers, each having a substantially spherical or ellipsoidal shape; a plurality of conduit sections, each being positioned between adjacent ones of said plurality of hollow chambers to interconnect said plurality of hollow chambers, each of said conduit sections having a maximum interior transverse dimension that is smaller than a maximum interior transverse dimension of each of said hollow chambers; and a reinforcing filament wrapped around said hollow chambers and said conduit sections, said gas storage pack further including a gas transfer control system attached to said pressure vessel and constructed and arranged to control flow of gas into and out of said pressure vessel; said gas storage pack having a generally columnar shape defining an axial line of symmetry, said interconnected chambers being arranged in a generally spiral manner around said axial line of symmetry.