Patent ID: 7883620
Filing Date: 2011-02-08
Classification: E03C,Y10T

Abstract:
1. A filter trap for removing particulate matter from a liquid, comprising: a container having at least one inlet for input of a waste liquid carrying particulate matter, said container also having an outlet; a filter medium housed within said container beneath said inlet for receiving the waste liquid, said filter medium allowing liquid to pass therethrough but preventing the particulate matter from passing therethrough, said filter medium comprising an open top defined by a peripheral flange; a closure mechanism positioned within said container adjacent said inlet and movable laterally from a first position in which said inlet is closed to a second position in which said inlet is open, said closure mechanism biased to said closed position and including a downwardly depending member; and said filter medium peripheral flange engaging said downwardly depending member to move said closure mechanism laterally to said open position when said filter medium is inserted into said container.