Patent ID: 6880565
Filing Date: 2005-04-19
Classification: E03C,F16K,Y10T

Abstract:
1. A shower bath tap valve assembly comprising a valve body, a balance valve, a ceramic cartridge, a sleeve, a fixation nut and a balance valve seat, wherein the valve body is provided with a cold water inlet, a hot water inlet, a water outlet and a drain all connected through a central trough of the valve body, the balance valve seat has an outer diameter which is the same as an inner diameter of the central trough and is directly placed in the central trough, an accommodation trough is provided on one side of the balance valve seat to receive the balance valve comprised of a fixed part and a movable part, a cold water way, a hot water way and a water outlet way are provided on an end surface of the balance valve at with the cold and hot water ways connected through the accommodation trough, the ceramic cartridge is provided at a bottom with a cold water inlet, a hot water inlet and a water outlet and contains a current mixing mechanism, the fixation nut is screwed to the central trough of the valve body, lower ends of the cold and hot water ways of the balance valve seat are respectively connected to the cold and hot water inlets of the valve body, upper ends of the cold and hot water ways of the balance valve seat are respectively connected to the cold and hot water inlets of the ceramic cartridge, an upper end of the water outlet way of the balance valve is connected to the water outlet of the ceramic cartridge, a lower end of the water outlet way of the balance valve is connected to the water outlet of the valve body, whereby cold and hot water must first flow through the balance valve seat to undergo regulation and control of closing or opening the cold and hot water ways of the balance valve before entering into cold and hot water inlets of the valve body where the cold and hot water are mixed at a predetermined ratio and delivered to the water outlet of the valve body through the water outlet way of the balance valve seat.