Patent ID: 6017450
Filing Date: 2000-01-25
Classification: B01D

Abstract:
A filter press frame for supporting and compressing a stack of filter plates including one or more filter plates having filter elements for separating a fluid under a pressure, said filter press comprising:first and second head members adapted to be positioned on opposite ends of said stack of filter plates, said first and second head members being translationally relatively moveable with respect to each other for compressing said stack of filter plates therebetween, a drive element being secured to said first head member;a tail member positioned such that said first head member is between said tail member and said second head member, said tail member and said second head member being rigidly affixed with respect to each other, said first head member being translationally relatively moveable with respect to said tail member and said second head member;said drive element being located between said tail member and said first head member for translationally moving said first head member for compressing said stack of filter plates; andat least one support member, said at least one support member having a load bearing region for supporting force produced as a result of said pressure applied between said first and second head members by said drive, said at least one support member being a continuous rigid band that extends continuously around said stack of filter plates and said first and second head members and said tail member, said at least one support member having a fixed shape that does not change as said first and second head members move with respect to each other, said tail member and said second head member being fixably and rigidly secured with respect to said at least one support member, said first head member being moveable within said at least one support member.