Patent ID: 8196577

Claim:
Dispensing device for dispensing a formulation as a spray, comprising: a housing, a storage device with annularly arranged multiple separate and pre-metered doses of the formulation in receptacles arranged in said housing, a means for pressurizing gas for dispensing the formulation, a means for actuating the means for pressurizing gas, said means for actuating being displaceable relative to said housing, a connecting element that is moveable relative to the receptacles from an inactive rearward position to an active forward position for individually connecting to the receptacles and supplying pressurized gas to a respective one of the receptacles to dispense the respective dose of formulation, and means for preventing a back stroke of the connecting element during at least one of actuating of the means for pressurizing gas and dispensing of the formulation wherein said means for preventing comprises interlocking means for releasably fixing the connecting element in said forward position during supplying pressurized gas to a respective one of the receptacles to dispense the respective dose of formulation.