Pressure storage bag has base group consisting of foil layer withstanding high pressure on end of first pressure plate and opposite second diagonal pressure plate

摘要

The storage bag has a base group (1) consisting of a foil hose (2) sealed to one end (3a) of a first pressure plate (3) and to the diagonally opposite end (4a) of a second pressure plate (4). The liquid or gas input may be at one or both ends of the pressure plates or in the middle of the foil hose. A no-return valve may be fitted.