Mixing dispenser

Claim 1

A mixing valve assembly comprising: a unitary valve body including: a. a pair of parallel fluid passageways that extend through the body in a first direction; b. an outlet cavity positioned at the ends of the fluid passageways and having an open end that faces in a second directioN; c. a pair of slots each interconnecting the cavity and one of the passageways; d. a pair of valve receiving holes each extending through the body perpendicular to and in communication with one of the passageways, and e. an actuator receiving hole extending between the fluid passageways; a pair of valve members mounted in the valve receiving holes of the valve body and each comprising a resilient valving member for closing the end of one of the passageways, a resilient flange formed integrally with the valving member for sealing one of the valve receiving holes; and an actuator; a unitary block that presses both of the resilient flanges into sealing engagement with the valve body; a unitary actuator lever mounted in the actuator receiving hole of the valve body and in engagement with the actuators of both valve members; a spool mounted in the outlet cavity of the valve body and comprising a center tube that extends to one of the slots, a flange that fills the upper portion of the cavity, and an opening through the flange that extends to the other of the slots; a closure member mounted in the cavity and having a center opening that receives the center tube of the spool and a plurality of rim openings positioned at spaced intervals around its circumference, and a mixing and dispensing spout mounted on the valve body at the lower ends of both the rim openings in the closure member and the center tube of the spool.