Laundry dryer

Claim 1

A DRYER HEAD ASSEMBLY FOR HEATED AIR IN COMBINATION WITH A DRYING CHAMBER TO EFFECT DRYING OF ARTICLES THEREIN COMPRISING AN ENCASEMENT HAVING TOP AND SIDE WALLS, A CONDUIT HAVING A CIRCUITOUS PATH POSTIONED WITHIN THE CONFINES OF SAID ENCASEMENT, THE CONDUIT AND WALLED AREA DEDINING AN AIR SPACE THEREBETWEEN, SAID CONDUIT HAVING INLET AND EXIT SPACE OPENING EXTENDING THROUGH THE CLOSED WALLS OF SAID ENCASEMENT; A COMBUSTION GAS PRODUCING MEANS OPERATIVELY CONNECTED TO SAID INLET OPENING FOR INJECTING HOT COMBUSTION GASES THROUGH SAID CONDUIT AND OUT OF SAID EXIT OPENING; AIR INLET MEANS FOR ADMITTING AIR FROM OUTSIDE SAID ENCASEMENT TO SAID AIR SPACE; AN AIR PLENUM CHAMBER POSITIONED BELOW SAID CONDUIT AND HAVING SIDE WALLS AND AT LEAST ONE OPENING IN COMMUNICATION WITH SAID DRYING CHAMBER; AND AT LEAST ONE AIR-HEATING PASSAGEWAY EXTENDING THROUGH SAID CONDUIT FOR CONDUCTING AIR FROM SAID AIR SPACE THERETHOUGH, THE OUTSIDE WALL OF EACH OF SAID AIR-HEATING PASSAGEWAY POSITIONED IN THE PATH OF SAID HOT COMBUSTION GASES AND CONNECTING SAID AIR SPACE WITH SAID AIR PLENUM CHAMBER; SAID OPENING BEING POSITIONED IN SAID AIR PLENUM CHAMBER FOR INDUCING MIXING OF THE AIR FROM SAID AIR SPACE WHEREBY UNIFORMLY HEATED AIR IS MAINTAINTED IN SAID PLENUM CHAMBER BEFORE PASSING FROM SAID PLENUM CHAMBER TO SAID DRYING CHAMBER; AND SAID DRYING CHAMBER HAVING MEANS FOR CONVEYING AIR FROM OUTSIDE SAID ENCASEMENT, THROUGH SAID AIR SPACE OVER SAID HEATED CONDUIT, THROUGH EACH OF SAID AIR-HEATING PASSAGEWAY AND SAID AIR PLENUM CHAMBER INTO SAID DRYING CHAMBER TO EFFECT DRYING OF ARTICLES IN SAID CHAMBER.