Patent ID: 7383969

Claim:
A device for mixing and dispensing multi-component compositions of at least two components with a cartridge with at least two cylindrical chambers arranged in parallel for receiving the components and in each case a plunger for applying pressure to and discharging the components, the chambers having outlet openings which are covered by a cap, which has an outlet tube enclosing a mixing helix, the cap being movable from a closed position closing the outlet openings into an open position opening the outlet openings, wherein the cap is moved into the open position by the pressure of the components produced by the plunger while said components are being discharged in a discharging direction and a transverse wall which extends toward the cap is provided on the cartridge between the outlet openings, and a discharging device has a plurality of stop faces which restrict movement in the discharging direction, wherein said plurality of stop faces further comprises a first stop face for the cartridge and a second stop face for the cap in the open position.