Patent ID: 8371554
Filing Date: 2013-02-12
Classification: F16K

Abstract:
1. A stem-actuated two-way valve comprising: a valve body having portions defining a valve chamber, a gland plug chamber and a valve stem cap chamber wherein the chambers are in fluid communication; a ball valve and a ball valve spring secured in the valve chamber; a gland plug secured in the gland plug chamber, wherein the gland plug has a top surface with portions defining an annular outer o-ring channel and further defining an inner o-ring channel, and wherein the gland plug has a bottom surface having portions defining a downwardly extending ring; an outer o-ring secured in the outer o-ring channel and an inner o-ring secured in the inner o-ring channel; and a valve stem having portions defining a distal segment wherein the distal segment registers against the ball valve and the valve stem is secured in the valve stem cap chamber a valve stem spring having an end registered against the valve stem; a capture plate registered against the gland plug and positioned in the gland plug chamber, wherein the capture plate is registered against a top surface of the gland plug and registered against the outer o-ring and the inner o-ring, and wherein a second end of the valve stem spring is registered against a top surface of the capture plate, and, a valve seat o-ring secured in the valve chamber, wherein the valve seat o-ring registers against the downwardly extending ring.