Filter structure and element therefor

Claim 1

A MOLDABLE UNITARY FILTER ELEMENT CORE HAVING A PLURALITY OF ARMS ARRAYED IN PLANES THAT ARE ANGULARLY SPACED ABOUT A COMMON AXIS, EACH OF THE ARMS HAVING A BASE END, AND SIDES DEFINING SIDES OF THE ELEMENT CORE, THE BASE ENDS OF THE ARMS BEING SPACED FROM THE SAID AXIS TO FIT A COLLECTION TUBE OR THE LIKE, TWO SETS OF WEBS EXTENDING BETWEEN, AND TRANSVERSE TO, ADJACENT ONES OF SAID ARMS, EACH OF SAID SETS COMPRISING A PLURALITY OF WEBS SPACED APART FROM EACH OTHER AT SUCCESSIVELY GREATER DISTANCE FROM THE COLLECTION TUBE, ONE OF THE SETS OF WEBS JOINING THE ARMS ALONG CORRESPONDING FIRST SIDES OF SAID ARMS, AND THE SECOND SET OF WEBS JOINING THE ARMS ALONG THE OTHER CORRESPONDING SIDES OF SAID ARMS, THE WEBS OF EACH SET BEING STAGGERED RELATIVE TO WEBS OF THE OPPOSITE SET, AND EACH WEB EXTENDING ONLY PARTIALLY IN A DIRECTION FROM SAID TO SIDE OF THE CORE TO DEFINE AN INTERIOR SINUOUS FLOW PATH OVER THE INNER EDGE OF THE WEBS FOR FILTERED LIQUID IN A GENERAL RADIAL DIRECTION TOWARD THE BASE ENDS OF SAID ARMS.