Patent ID: 6474510
Filing Date: 2002-11-05
Classification: B65D

Abstract:
Dispensing apparatus for dispensing a product from a container under pressure of a propellant, said apparatus comprising a product chamber within the container and a valve assembly adjacent to the product chamber, the product chamber containing a piston situated between the propellant and the valve assembly, characterised in that the valve assembly comprises:a cap secured to the container and provided with a central aperture, a valve inserted into the central aperture such that a protruding portion extends above the cap, the protruding portion being provided with an external thread, a retaining member provided with an internal thread screwed around the protruding portion to hold the valve in place in the cap, the retaining member having an external surface provided with longitudinal ribs, and an actuator positioned over the retaining member, the actuator having an internal surface provided with longitudinal ribs, such that the actuator and retaining member are rotationally coupled; the apparatus further comprising a lever adapted to open the valve by pushing the actuator and valve down relative to the cap.