Water heater with resistance

Claim 1

A WATER HEATER COMPRISING AN IMPERFORATE TANK FOR STORING WATER THEREIN, AN INLET PATH FOR FEEDING COOL WATER TO SAID TANK, AN OUTLET PATH FOR FEEDING OUT HEATED WATER FROM SAID TANK, MEANS INTERPOSED BETWEEN SAID PATHS FOR HEATING WATER STORED IN SAID TANK, SAID INTERPOSED MEANS COMPRISING AN ELECTRICALLY INSULATING HOLLOW CYLINDER EXTENDING HORIZONTALLY INTO SAID TANK, A CLOSED-OFF END INTEGRALLY FORMED AT ONE END OF SAID CYLINDER TO PROVIDE AN IMPERFORATE WATERTIGHT STRUCTURAL MEMBER WITHIN SAID TANK, A CONDUCTIVE FILM ADHERED UNIFORMLY ABOUT THE INNER WALL OF SAID CYLINDER, MEANS FOR SEALING THE OPPOSITE END OF SAID CYLINDER ABOUT SAID TANK WALL TO PROVIDE A WATER IMPERVIOUS SEAL ABOUT SAID OPPOSITE END OF SAID CYLINDER, SAID SEAL COMPRISING A FRUSTO-CONICAL SECTION INTEGRALLY FORMED TO SAID OPPOSITE END OF SAID CYLINDER, FLANGE GASKETS EXTERNALLY OF SAID SECTION FOR PROTECTING SAID SECTION, MEANS FOR CONNECTING SAID FILM WITH A SOURCE OF ELECTRIC CURRENT INCLUDING A FRUSTO-CONICAL INSULATOR ADAPTED TO FIT WITHIN SAID SECTION, SLOTS IN SAID INSULATOR, TERMINAL MEMBERS MATING WITHIN SAID SLOTS, CONDUCTIVE STRIPS EXTENDING IN SPACED PARALLEL RELATION ALONG SAID CYLINDER SIDEWALL IN CONTACT WITH SAID FILM AND IN ELECTRICAL CONNECTION THEREWITH TO CONDUCT HEATING CURRENT TO SAID FILM, SAID CYLINDER TRANSMITTIVE OF SAID GENERATED HEAT FROM SAID FILM THROUGH SAID INSULATING CYLINDER TO HEAT THE WATER ADJOINING SAID CYLINDER WITHIN SAID TANK.