Patent ID: 7017770

Claim:
A multi-chamber tube for packaging and component-wise dispensing of packaged substances, comprising: a deformable tube body portion of plastic sheet having first and second ends; a tube head shaped onto the first end of the body portion and having a closable nozzle; a closure at the second end of the body portion and closing the opening of the tube thereat, and at least one partition of material in sheet form and which starting from the closure passes through the interior of the body portion, the tube head and the nozzle, the sheet of the partition being of greater stiffness than that of the body portion wherein the deflection of the sheet of the partition is between 25% and 50% of the deflection of the sheet of the body portion and wherein the thickness of the sheet of the partition and the thickness of the sheet of the body portion are unequal, wherein the thickness of the sheet of the partition is between 160 μm and 400 μm and the thickness of the sheet of the body portion is between 100 μm and 400 μm, wherein the sheet partition defines with the tube head and the nozzle a pair of unobstructed nozzle passages.