Patent ID: 6877638

Claim:
A multi-chambered tube for containing and dispensing a contents, comprising: (a) a body divided by at least one divider wall into at least two chambers, each chamber housing a portion of the contents, the body being sealed at one end by a crimp seal and one end of the divider wall being sealed within the crimp seal; (b) a shoulder attached to the body; (c) a nozzle attached to the shoulder and provided with an orifice through which the contents are dispensed; (d) a flow regulating element located in the shoulder of the tube and being comprised of as many sections as there are body chambers, and each section being provided with at least one aperture, wherein a dimension or number of the apertures is determined by the viscosity and rheology of the portions of the contents, and wherein a smaller dimension or number of the apertures is chosen when the portion of the contents has a lower viscosity and a larger dimension or number of the apertures Is chosen when the portion of the contents has a higher viscosity; (e) at least one partition separating the sections of the flow regulating element from each other and dividing the nozzle into as many nozzle chambers as there are body chambers, each nozzle chamber being in communication with a body chamber via the at least one aperture in the corresponding section of the flow regulating element; and (f) wherein the shoulder is provided with an extension extending into the body wherein the contents housed in the shoulder area or the tube are substantially prevented from being dispensed when the tube squeezed.