Patent ID: 6314988
Filing Date: 2001-11-13
Classification: E03F,F16K,Y10T

Abstract:
A flood control assembly disposed in fluid communication with a drain pipe, said assembly comprising:a) a housing having a hollow interior terminating at oppositely disposed, open, upper and lower ends, said housing connected to the drain pipe at said lower end and extending outwardly therefrom into a substantially vertical orientation,b) a head assembly removably secured within said upper end of said housing and including a hollow interior and open proximal and distal ends,c) said head assembly including a valve seat fixedly mounted thereon and removable therewith relative to said housing, said head assembly, said valve seat and said upper end collectively defining at least a portion of a flow path through said housing,d) a substantially vertically oriented chamber connected to said housing and including an open interior disposed in fluid communication with said hollow interior and in spaced relation to said flow path,e) a valve member formed of buoyant material and movably contained within either said housing and along said flow path or within said open interior of said chamber substantially removed from said flow path,f) said valve member disposable into and out of sealing engagement with said valve seat dependent on direction of liquid flow along said flow path, andg) a retainer assembly connected to said housing in an at least partially supporting relation to said valve member, said retainer assembly disposed to normally retain said valve member out of said flow path.