Humidifier

Claim 1

A HUMIDIFIER UNIT COMPRISING, AN AIR PASSAGE DUCT, A SERIES OF GENERALLY VERTICALLY DISPOSED AND MOISTURE ABSORBENT EVAPORATOR SHEETS IN SAID DUCT WHEREBY AIR PASSING THROUGH SAID DUCT WILL PASS SAID SHEETS TO PICK UP MOISTURE THEREFROM, WATER SUPPLY MEANS ADJACENT AN UPPER PORTION OF SAID DUCT AND ADAPTED TO SUPPLY WATER TO SAID SHEETS ADJACENT THE UPPER PORTIONS THEREOF WHEREBY SAID WATER WILL FLOW DOWNWARDLY OVER SAID PLATES, A WATER COLLECTING PAN AT THE BOTTOM PORTIONS OF SAID SHEETS AND IN WHICH THE LATTER ARE LOCATED WHEREBY THE WATER IN SAID PAN MAY BE DRAWN UPWARDLY BY SAID SHEETS DUE TO CAPILLARY ACTION THEREOF, AN ON-OFF WATER VALVE FOR SAID WATER SUPPLY MEANS, ACTUATING MEANS FOR SAID WATER VALVE AND MOUNTED ON THE OUTSIDE OF SAID DUCT, AND A FLOAT MECHANISM INCLUDING A FLOAT CHAMBER MOUNTED ON THE OUTSIDE OF SAID DUCT AND HAVING A DETACHABLE CONDUIT CONNECTION WITH SAID COLLECTING PAN WHICH PLACES THE LATTER IN WATER COMMUNICATION WITH SAID CHAMBER, SAID CONDUIT CONNECTION BEING LOCATED BENEATH BOTH THE CHAMBER AND THE COLLECTING PAN, SAID MECHANISM ALSO INCLUDING A FLOAT IN SAID CHAMBER AND ENGAGEABLE WITH SAID ACTUATING MEANS FOR CAUSING OPERATION THEREOF, WHEREBY WHEN THE WATER LEVEL IN SAID COLLECTING PAN RISES ABOVE A PREDETERMINED LEVEL, SAID FLOAT WILL CAUSE OPERATION OF SAID ACTUATING MEANS TO SHUT OFF SAID WATER VALVE.