Spaced wall filter element having assembling means

Claim 1

A FILTER PLATE AMENABLE TO EASY ASSEMBLY AND DISASSEMBLY, SAID FILTER PLATE COMPRISING A FRAME HAVING AT LEAST ONE RADIAL HOLE THEREIN WITH A FILTRATE OUTLET MEANS MOUNTED ON SAID FRAME OVER SAID HOLE, SAID OUTLET MEANS COMPRISING A HEADER HAVING PORTIONS OVERLAPPING THE LATERALLY OPPOSITE FACES OF SAID FRAME AND A NOZZLE, ON SAID HEADER SUITABLE FOR CONNECTION WITH AN OUTLET MANIFOLD, SAID FRAME HAVING A PAIR OF GROOVES OPPOSITELY DISPOSED IN ITS LATERALLY OPPOSITE FACES AND EXTENDING SUBSTANTIALLY COMPLETELY FROM NEAR ONE SIDE OF SAID OVERLAPPING PORTIONS OF SAID HEADER AROUND SAID FRAME TO NEAR THE OTHER SIDE OF SAID OVERLAPPING PORTIONS; A PAIR OF FILTERING MEANS EACH DISPOSED AGAINST ONE OF SAID FACES TO EFFECT AN INTERIOR SPACE INTO WHICH FILTRATE CAN FLOW, A PORTION OF EACH OF SAID FILTERING MEANS FITTING INTO ONE OF SAID GROOVES; A PAIR OF SPLINES EACH FITTING OVER ONE OF SAID FILTERING MEANS AND INTO ONE OF SAID GROOVES SUBSTANTIALLY TIGHTLY FOR SUBSTANTIALLY THE TOTAL LENGTH OF SAID GROOVES; A SUBSTANTIALLY U-SHAPED MEMBER DISPOSED OVER SAID FRAME AND EXTENDING FROM NEAR ONE SIDE OF SAID OVERLAPPING PORTIONS AROUND SAID FRAME TO NEAR THE OTHER SIDE OF SAID OVERLAPPING PORTIONS, WITH THE LEGS THEREOF FITTING OVER SAID FILTERING MEANS, SAID SPLINES, AND SAID LATERALLY OPPOSITE FACES; AND MEANS FOR RELEASABLY CLAMPING SAID FILTERING MEANS NEAR SAID OVERLAPPING PORTIONS SUFFICIENTLY TO PREVENT FREE PASSAGE OF SOLIDS INTO SAID INTERIOR SPACE.