Patent ID: 7874308
Filing Date: 2011-01-25
Classification: A47G,A61B,A61F,B60K,B65D,B67D,F16K,Y10T

Abstract:
1. A valve assembly suitable for use in controlling a fluid flow, said valve assembly comprising: a) a valve housing including b) a generally spherical valve member seatable within the internal chamber of the valve housing and including c) a camming mechanism for moving the valve member between the open position and the closed position when the upper body portion of the housing is rotated about a central axis with respect to the lower body portion; and the camming mechanism including cam surfaces formed on an exterior surface of the valve member and a cam pin formed on an interior surface of the upper body portion of the housing, wherein the cam surfaces formed on the exterior surface of the valve member are defined by a recess having a pair of reaction surfaces, the reaction surfaces being at an angle to one another.