Patent ID: 6021961
Filing Date: 2000-02-08
Classification: B29B

Abstract:
A mixing and dispensing nozzle for use with a plural component dispenser, said nozzle having at least two passages therein for admitting at least first and second components of said material, said nozzle comprising, in combination, a forward end portion with a dispensing opening, a transition surface and a tubular body portion, a rear end wall portion which includes at least a pair of inlets, each inlet having a center passage therethrough, and at least two valve leaflets biased by their own inherent resiliency to a normally closed position and covering the openings in said passages afforded by said inlets, and at least one point of attachment formed between an interior surface of said rear end wall and said valve leaflets, said leaflets being able to be displaced from their normally closed position by the force of incoming liquid foam components.