Patent ID: 7055548

Claim:
A valve for controlling the rate of flow of fluid comprising: (a) a body having a fluid inlet, an inlet passageway in communication with the fluid inlet, an outlet passageway, a fluid outlet in communication with the outlet passageway, a conduit coupling the inlet passageway and the outlet passageway; (b) a seat ring disposed about the conduit; (c) a valve trim including a valve plug and a plug tip, the valve trim including a plurality of anti-cavitation notches therein, at least two of the plurality of anti-cavitation notches being arranged at an acute angle to one another, wherein the valve trim includes two or more levels of notches in the valve trim, and wherein at least one of said levels of the valve trim includes a pair of the notches, said notches of the pair forming a wedge shape, and being separated from one another at a narrowest part of the wedge-shape.