US Patent:
20130061957, Mar 14, 2013
Inventors:
Philip L. Hapner - Wabash IN, US
International Classification:
F16K 15/00
Abstract:
A check valve system including a plumbing assembly and a check valve assembly. The plumbing assembly has at least three portals including a first portal, a second portal and a third portal. The check valve assembly is positioned to block a fluid flow entering the second portal from flowing out of the first portal. The check valve assembly includes a securing mechanism positioned in the third portal.