AEROSOL DISPENSING APPARATUS HAVING DISC-SHAPED SOLENOID-ACTUATED PLUNGER

摘要

An aerosol dispenser having a housing defining a chamber. The housing is adapted to be attached to an aerosol container to permit spraying liquid to leave the container and enter the chamber. An outlet opening in the top of the chamber leads from a valve seat in the chamber to a spray tip and a seal assembly is normally held in sealing engagement on the seat by pressure in the container. An electromagnetis coupled to the body and is operable to draw a plunger downwardly to move the seal assembly off the valve seat to periodically dispense a predetermined quantity of spraying liquid from the container.