Tank of low unitary weight notably usable for stocking fluids under pressure and the manufacturing process thereof
AssigneeInstitut Francais du Petrole
InventorsMichel Huvey, Jacques Cheron
Life of this patent
Estimating the term…
Abstract
A tank or bottle including two end portions separated by a corrugated cylindrical body, with the corrugated cylindrical body being circumferentially reinforced. A longitudinal reinforcement is disposed along an entire outer surface of the tank with the exception of openings provided in the end portions for accommodating closure elements, whereby it is possible to reduce a thickness of the end portions and to reduce the overall weight of the tank.
Claims17
A tank for accommodating fluids under pressure, the tank comprising an inner sheath including a corrugated cylindrical body and two end portions assembled to said cylindrical body at opposite ends thereof, at least one of said end portions includes at least one opening and means disposed in said at least one opening for enabling a selective communication of an interior of the tank with the outside, and means disposed over an entire outer surface of the inner sheath except for said at least one opening for withstanding a longitudinal traction of the tank, wherein the corrugations of the corrugated cylindrical body have a shallow pitch, and wherein an outer portion of the corrugations of said corrugated cylindrical body is filled with a composition comprising reinforcing fibers for circumferentially reinforcing the corrugated cylindrical body.
Dependencies are inferred from the claim text.