PRESSURE VESSEL STRENGHTENED BY WINDING Russian patent published in 2003 - IPC

FIELD: containers for liquids and gases under pressure. SUBSTANCE: proposed pressure vessel contains cylindrical shell with cylindrical strong and hermetically sealed liner and strengthening winding for shell made of thread-like high breaking strength material featuring and two bottom plates which can be furnished with connecting devices and fittings. At least one of bottom plates is made for movement along axis of vessel being furnished with movable seal in place of mating with shell. Both bottom plates are coupled by one of several bundles of thread- like material secured on bottom plates by any known method. EFFECT: improved reliability. 3 cl, 4 dwg