Patent ID: 6837480
Filing Date: 2005-01-04
Classification: F16K,Y10T

Abstract:
1. A valve of the type having a casing provided with openings to be connected to a fluid pipe line and having a valve chamber therein with an inlet and an outlet port for defining a fluid path through the valve chamber, the valve comprising: a ball mounted in the valve chamber between a pair of seats, and having an exterior surface and two ends and a fluid flow passageway extending between the ends of the ball, the ball is turned by a stem for selective adjustment between an open position and a closed position, with the ball and stem having an axis of rotation perpendicular to the centerline between the inlet and outlet ports, and the ball having the centerline for its fluid flow passageway at an angle different from perpendicular to the axis of rotation of the ball, where the ball is disposed so it can selectively be installed with its fluid flow passageway at two or more different angles to the axis of rotation of the ball.