US Patent 7837065 Compact spray device

An automatic discharge device comprises a housing adapted to receive a container therein. An actuator arm is attached to the housing and movable between first and second positions. The actuator arm includes a dispensing bore therein. A drive unit is provided for automatically moving the actuator arm into one of the first and second positions in response to a signal from at least one of a timer, a sensor, and a manual switch. The actuator arm is adapted to engage and actuate a nozzle of the container in the first position and allow a fluid disposed in an interior of the container to be dispensed through the nozzle and the dispensing bore of the actuator arm.