Evaporator plate coil unit

Claim 1

A PLATE COIL UNIT COMPRISING: (A) A COIL HAVING A PLURALITY OF ADJACENT LENGTHS INTERCONNECTED BY REVERSE BENDS, THE COIL LENGTHS HAVING A PREDETERMINED CROSS SECTION, (B) A PLURALITY OF PLATE MEMBERS LOCATED IN ADJACENT SIDE BY SIDE RELATION ACROSS THE COIL LENGTHS, (C) EACH PLATE MEMBER INCLUDING A FLANGE PROVIDED WITH A PLURALITY OF RECESSES, EACH RECESS HAVING AN ENTRANCE AND PARTIALLY DEFINED BY A MARGIN OFFSET TO ONE SIDE OF THE ENTRANCE, THE OFFSET MARGIN CONFORMING SUBSTANTIALLY TO A PART OF THE CROSS SECTON OF THE COIL LENGTH RECEIVED IN SUCH RECESS AND PROVIDING A PORTION OVERLAPPING THE COIL LENGTH RECEIVED IN THE RECESS, (D) THE ASSOCIATED COACTING RECESSES OF ADJACENT PLATE MEMBERS RECEIVING THE SAME COIL LENGTHS BEING RELATIVELY REVERSED SO THAT THE SAID OFFSET MARGINS FACE IN OPPOSITE DIRECTIONS, THE SAID OFFSET MARGINS OF ASSOCIATED COACTING RECESSES OF ADJACNET PLATE MEMBERS COOPERATING TO EMBRACE AND OVERLAP THE PREDETERMINED ORIGINAL CROSS SECTION OF THE COIL LENGTH EXTENDING THEREBETWEEN SO SAID TO FIX THE PLATE MEMBERS TO THE COIL, THE ENTRANCES OF OSSCIATED COACTING RECESSES OF ADJACENT PLATE MEMBERS BEING DISPLACED OUT OF ALIGNMENT RELATIVE TO EACH OTHER, AND (E) MEANS SECURING THE PLATE MEMBERS TOGETHER.