Patent ID: 8608030

Claim:
A cartridge system for application of a flowable material, the cartridge system comprising at least two cartridges, wherein each cartridge comprises cartridge walls, a cartridge head, and a feed plunger opposite the cartridge head for expelling a cartridge content, wherein each cartridge further comprises at least one opening in the cartridge head or the cartridge walls that is closable through a valve, wherein the valve is a rotatable valve mounted in a rotatable manner in a bracket on the cartridge heads of the at least two cartridges or a shiftable valve mounted in a shiftable manner in a bracket on the at least two cartridges, wherein the valve comprises at least one passage through the valve that is connected to an outlet opening, the valve, when located in a closed position, is configured to close in a sealed manner the at least one opening of the at least two cartridges, wherein the at least one passage is connectable to the at least one opening of the at least two cartridges when the valve is located in an open position such that a cartridge content is squeezable from the at least two cartridges through the outlet opening, and wherein the valve is movable from a closed position into an open position through a rotation of the valve or through shifting the valve, wherein motion of the valve leads to a compressed gas cartridge arranged in the cartridge system to be opened when the compressed gas cartridge is movable inwardly with respect to an opening device of the cartridge system, and further wherein an intervening space is provided between the at least two cartridges and the compressed gas cartridge and opening device are located within the intervening space between the at least two cartridges.