Patent ID: 7584874
Filing Date: 2009-09-08
Classification: B67D,Y10T

Abstract:
1. A dispenser for dispensing liquid, said dispenser comprising: a dispenser body defining a flow passage having a peripheral wall; a valve assembly disposed in said flow passage and comprising a first valve member and a second valve member, the first valve member comprising an umbrella seal having a central stem and a radial flange, said second valve member having an elongated contact surface to control the flow rate of the liquid; wherein said stem is coupled to said second valve member and said radial flange is configured to be biased outward to press and seal against said peripheral wall of said flow passage; and an actuator coupled to said valve assembly configured to be manipulated through a first range of motion and a second range of motion, wherein only said first valve member is configured to be displaced upon the actuator being manipulated through the first range of motion, and wherein, both said first and second valve members are configured to be displaced in unison upon said actuator being manipulated through the second range of motion.