Device for reclaiming silver from photographic hypo baths

Claim 1

A UNIT FOR RECLAIMING SILVER FROM PHOTOGRAPHIC HYPO BATHS COMPRISING A CONTAINER, AN ELECTRODE UNIT REMOVABLY DISPOSED IN SAID CONTAINER, AND A HYPO CIRCULATING PUMP MEANS REMOVABLY MOUNTED ON SAID ELECTRODE UNIT, SAID ELECTRODE UNIT COMPRISING AN UPPER PLATE, A LOWER PLATE, SAID PLATES BEING DISPOSED IN VERTICALLY SPACED RELATION, A PLURALITY OF CIRCUMFERENTIALLY SPACED ANODES EXTENDING BETWEEN SAID PLATES, A PLURALITY OF CIRCUMFERENTIALLY SPACED CATHODES EXTENDING BETWEEN SAID PLATES, SAID CATHODES AND ANODES BEING CIRCUMFERENTIALLY SPACED FROM EACH OTHER AND CIRCUMFERENTIALLY ALTERNATELY ARRANGED, MEANS ELECTRICALLY INTERCONNECTING THE UPPER ENDS OF THE ANODES AND ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRICAL ENERGY, MEANS ELECTRICALLY INTERCONNECTING THE UPPER ENDS OF THE CATHODES AND ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRICAL ENERGY, SAID CONTAINER INCLUDING A TAPERED PERIPHERAL WALL REMOVABLY AND WEDGEDLY SUPPORTING SAID PLATES, EACH OF SAID PLATES INCLUDING AN ENLARGED CENTRAL OPENING, SAID CIRCULATING PUMP MEANS INCLUDING A SUPPORT PLATE REMOVABLY SUPPORTED IN THE OPENING IN THE UPPER PLATE, A MOTOR CARRIED BY SAID SUPPORT PLATE, A DEPENDING HOUSING CARRIED BY SAID SUPPORT PLATE, SAID MOTOR INCLUDING AN OUTPUT SHAFT EXTENDING DOWNWARDLY THROUGH SAID SUPPORT PLATE, SAID HOUSING HAVING A BORE EXTENDING THERETHROUGH ROTATABLY RECEIVING THE OUTPUT SHAFT, SAID OUTPUT SHAFT TERMINATING INTERMEDIATE THE UPPER AND LOWER PLATES, AN IMPELLER MOUNTED ON THE TERMINAL END OF SAID OUTPUT SHAFT, SAID ANODES AND CATHODES BEING DISPOSED RADIALLY OUTWARDLY OF THE IMPELLER WHEREBY THE IMPELLER WILL CIRCULATE HYPO WITHIN THE CONTAINER AND MOVE HYPO PAST THE ANODES AND CATHODES WHEN THE MOTOR IS ENERGIZED, SAID CIRCULATING PUMP MEANS ALSO INCLUDING INTAKE PUMP MEANS MOUNTED IN THE HOUSING AND DRIVEN FROM SAID SHAFT, SAID INTAKE PUMP MEANS HAVING AN INTAKE COMMUNICATED WITH A SUPPLY OF HYPO AND A DISCHARGE COMMUNICATED WITH THE INTERIOR OF THE CONTAINER, AND A DISCHARGE PUMP MEANS MOUNTED IN THE HOUSING AND DRIVEN FROM SAID SHAFT, SAID DISCHARGE PUMP MEANS INCLUDING AN INTAKE COMMUNICATED WITH THE INTERIOR OF THE CONTAINER AND A DISCHARGE COMMUNICATED WITH A SUPPLY OF HYPO FOR CIRCULATING HYPO THROUGH SAID UNIT.