Patent ID: 6631830
Filing Date: 2003-10-14
Classification: F41B

Abstract:
An apparatus for dispensing pressurized liquid, the apparatus comprising:a connection to a source of pressurized liquid, a spring-controlled snap action ball valve assembly including a snap action ball valve comprising a valve member having a channel therethough and being rotatable within a valve housing between an open position for the valve wherein the channel is aligned with a valve assembly inlet and a valve assembly outlet to permit the liquid to flow through the inlet, the channel and the outlet, and a closed position for the valve, wherein the channel is not aligned with the outlet to prevent the liquid from flowing through the channel and the outlet, a conduit in fluid communication from the connection to the valve assembly inlet, a nozzle in fluid communication with the valve assembly outlet, and a spring-controlled actuator connected to the valve member, the spring controlling actuation of the snap action ball valve so that the valve member has a snap action both from the closed position to the open position and from the open position to the closed position.