Thermoelectric heater for liquid concentrating still

Claim 1

A LIQUID DISTILLATION APPARATUS COMPRISING A CLOSED HOUSING FORMED WITH FIRST AND SECOND COMMUNICABLE CHAMBERS, LIQUID INLET MEANS COMMUNICATING WITH SAID FIRST CHAMBER INCLUDING A PAIR OF COAXIALLY DISPOSED, RELATIVELY AXIALLY DISPLACEABLE TUBULAR MEMBERS HAVING THE ADJACENT SURFACES THEREOF ARRANGED IN SLIDING, CONTACTING ENGAGEMENT, EACH OF SAID TUBULAR MEMBERS BEING FORMED WITH A MULTIPLICITY OF APERTURES WHICH ARE RELATIVELY ARRANGED TO BE ALIGNED AT A FIRST RELATIVE POSITION OF SAID TUBULAR MEMBERS PERMITTING THE FLOW OF LIQUID THERETHROUGH AND TO BE MISALIGNED AT A SECOND RELATIVE POSITION OF SAID TUBULAR MEMBERS SUBSTANTIALLY PREVENTING THE FLOW OF LIQUID THERETHROUGH, FIRST OUTLET MEANS COMMUNICATING WITH SAID FIRST CHAMBER, SECOND OUTLET MEANS COMMUNICATING WITH THE SECOND OF SAID CHAMBERS, A THERMOELECTRIC ASSEMBLY HAVING A FIRST SET OF TERMINALS ARRANGED IN HEATEXCHANGING RELATIONSHIP WITH SAID FIRST CHAMBER AND A SECOND SET OF TERMINALS ARRANGED IN HEAT EXCHANGING RELATIONSHIP WITH SAID SECOND CHAMBER, AND MEANS FOR ENERGIZING SAID THERMOELECTRIC ASSEMBLY BY CAUSING AN ELECTRIC CURRENT TO FLOW THROUGH SAID FIRST AND SECOND SETS OF TERMINALS IN A PREDETERMINED DIRECTION WHEREBY HEAT WILL BE REJECTED BY ONE SET OF SAID TERMINALS AND HEAT WILL BE ABSORBED BY THE OTHER SET OF SAID TERMINALS.