Patent ID: 6886593
Filing Date: 2005-05-03
Classification: F16K,Y10T

Abstract:
1. A fluid control valve comprising: a valve housing defining an inlet port, an outlet port and an exhaust port; a valve spool assembly movable with respect to said valve housing between an open condition and a closed condition, said inlet port being in communication with said outlet port when said valve spool assembly is in said open position, said outlet port being in communication with said exhaust port when said valve spool assembly is in said closed position; delay means associated with said valve spool assembly for delaying full communication between said inlet port and said outlet port during a delay period beginning when said valve spool assembly is moved from said closed position to said open position, said fluid control valve operative to be fully opened or fully closed except during said delay period; and a fluid pressure indicator device fluidly coupled to said outlet port via said valve housing, said fluid pressure indicator device operable to indicate fluid pressure within said outlet port.