Patent ID: 8453881

Claim:
A bottle mounting valve assembly for a fluid dispenser, comprising: (a) a fluid reservoir manifold with a cover plate, the cover plate having at least one locking socket with locking grooves formed in a frusto-conical arrangement; and (b) a valve body having a top and a bottom, the valve body further providing: (i) a threaded portion on the interior surface of an upper portion of the valve body for threadingly engaging an inverted bottle; (ii) an axially displaceable stopper provided within a cylindrical lowermost portion of the valve body; (iii) a biasing spring in a space beneath the upper portion of the valve body that engages with an upper side of the displaceable stopper; (iv) a discharge orifice that is normally closed by the displaceable stopper; and (v) a frusto-conical array of locking splines formed on the exterior surface of the upper portion of said valve body, said locking splines tapering from the top of said valve body towards the bottom of said valve body, and engaging with the locking grooves of the at least one locking socket, wherein the locking grooves of the at least one locking socket correspondingly taper from the bottom of said fluid reservoir manifold towards the top of said fluid reservoir manifold, whereby said inverted bottle is rigidly secured to said fluid reservoir manifold when said locking splines of said valve body engage said locking grooves of the at least one locking socket, wherein said valve body is covered by a cap when not threadingly engaging an inverted bottle.