Patent ID: 7246755

Claim:
A dispenser adapted to be coupled to a container to dispense a substance in the container, the dispenser comprising: a dispensing head including a fluid pump, a motor adapted to power the pump, a trigger adapted to actuate the motor, a nozzle orifice in fluid communication with a discharge end of the pump, and an energy source electrically connected to the motor, wherein the energy source comprises an electrical circuit comprising a first rigid electrical contact, wherein the first electrical contact comes in contact with a second rigid electrical contact when the trigger is actuated, thereby completing the electrical circuit and activating the motor; a conduit having a first end in fluid communication with an intake end of the pump and a second end inside the container; a lock having a first and second position, the first position allowing the trigger to be actuated and the second position preventing the trigger from being actuated; and a valve in the conduit, wherein the valve is controlled by the lock such that when the lock is in the first position, the valve allows the substance in the container to flow to the pump, and when the lock is in the second position, the valve prevents the substance in the container to flow to the pump.