Filter washing machine

Claim 1

IN APPARATUS FOR THE FLUID TREATMENT OF A MEMBER: AN ENCLOSURE HAVING MEANS THEREIN PRESENTING A MEMBER-RECEIVING SPACE AND HAVING AN OPENING ALIGNED WITH SAID SPACE THROUGH WHICH A MEMBER PASSES TO BE RECEIVED WITHIN THE SPACE; A CLOSURE ELEMENT MOVABLE ACROSS SAID OPENING TO MAINTAIN A MEMBER WITHIN SAID SPACE; MEANS BIASING A MEMBER WITHIN THE ENCLOSURE IN A DIRECTION AND WITH A FORCE SUFFICIENT TO CAUSE SAID MEMBER TO EXTEND AT LEAST PATIALLY OUT OF SAID ENCLOSURE THROUGH SAID OPENING WHEN SAID CLOSURE ELEMENT IS MOVED TO A LOCATION CLEARING SAID OPENING; MEANS MOUNTING SAID ENCLOSURE FOR ROTATION; MEANS COUPLED WITH SAID ENCLOSURE FOR ROTATING THE SAME TO THEREBY ROTATE A MEMBER THEREWITHIN; AND FLUID DELIVERY MEANS EXTENDING INTO SAID ENCLOSURE AND ADAPTED TO BE OPERABLY COUPLED TO A SOURCE OF FLUID FOR DIRECTING THE FLUID AGAINST A MEMBER RECEIVED WITHIN AND ROTATED BY SAID ENCLOSURE, WHEREBY THE MEMBER IS TREATED BY THE FLUID.