Patent ID: 7090194
Filing Date: 2006-08-15
Classification: F16K,F24H

Abstract:
1. A drain valve comprising: a valve body, wherein said valve body includes an inlet, said inlet located at an open end of said valve body, and wherein said valve body includes an outlet, and wherein said valve body includes closed end; a valve cap substantially covering said closed end of said valve body; a valve stem including a operating end and a plug end, wherein said valve stem is substantially located within a central portion of said valve body, and wherein said operating end of said valve stem extends through said valve cap, and where said valve stem may be positioned axially with relation to said valve body, and wherein said valve body includes an interior threaded portion, wherein said interior threaded portion is in substantial communication with said valve stem, and; a handle attached to said operating end of said valve stem, wherein said handle is in communication with said valve stem, such that said drain valve is capable of achieving a closed position and said drain valve is capable of achieving an open position; a valve plug attached to said plug end of said valve stem, wherein said valve plug further comprises a disc portion and said valve plug further comprises a tapered portion, and wherein said tapered portion further comprises a tapered washer, and wherein said valve stem includes a beveled portion, wherein said beveled portion is located substantially adjacent to said tapered washer, and wherein said valve plug extends beyond said open end of said valve body when said drain valve has achieved said open position; and a plug seat located substantially near said inlet of said valve body, wherein said plug seat is capable of being sealably related to said valve plug.