Patent Number: 8,584,705

Title: Bidirectional sleeved/plug ball check valve

Abstract: An apparatus for controlling the flow of fluid may include a main passageway for conducting the fluid and the valve which may include a rotatable valve cavity having a ball check. The rotatable valve cavity may be rotatable with respect to the main passageway to provide at least three positions including a bypass position, a closed position and a run position. The valve may include an outlet for connection to the sight glass, and the apparatus may include a bleeder valve. The apparatus may include a sight glass which may be in fluid communication with the valve.

Inventors: Hughes; Richard C (Santa Fe, TX), Castillo; Melvin O (Santa Fe, TX), Hertenberger; James C (Santa Fe, TX)


International Classification: F16K 5/10 (20060101); F17D 3/01 (20060101)

Expiration Date: 1/19/12018