Electric sauna bath heating unit

Claim 1

A SAUNA HEATING UNIT COMPRISING: A HOLLOW CASING; SAID CASING FORMED FROM A PAIR OF TELESCOPING SECTIONS; ONE FO SAID SECTIONS ADAPTED TO BE PARTIALLY PASSABLE THROUGH A WALL OPENING FROM ONE SIDE FOR THE RECEPTION OF THE OTHER SECTION THEREOVER ON THE OPPOSITE SIDE TO RETAIN SAID CASING ON THE WALL; A VERTICAL PARTITION BETWEEN THE SIDE WALLS OF SAID FIRST MENTIONED SECTION DIVIDING SAME INTO A PAIR OF SEPARATE BOXINGS HAVING OPEN OUTER SIDES; A HEATING ELEMENT MOUNTED IN ONE OF SAID BOXINGS; A CONTAINER MOUNTED IN THE SAME BOXING ABOVE SAID ELEMENT; A PLURALITY OF STONES IN SAID CONTAINER TO RECEIVE HEAT FROM SAID ELEMENT; SPRAY MEANS ABOVE THE CONTAINER FOR DIRECTING WATER ONTO SAID STONES WHEN HOT TO GENERATE STEAM; MANUAL MEANS FOR CONTROLLING A SUPPLY OF WATER TO SAID SPARY MEANS; FAN MEANS IN THE FIRST MENTIONED BOXING BELOW SAID CONTAINER FOR DIRECTING AIR OVER THE ELEMENT AND SAID STONES FOR HEAT RECEPTION THEREFROM AND FOR REMOVAL OF SAID STEAM FROM THE BOXING; MEANS IN THE OTHER OF SAID BOXINGS FOR ELECTRICALLY CONTROLLING SAID ELEMENT AND SAID FAN; THERMOSTAT MEANS POSITIONED ABOVE SAID STONES IN THE AIR FLOW OF THE FIRST MENTIONED BOXING AND OPERABLE TO SHUT-OFF THE ELECTRIC CURRENT TO SAID ELEMENT AT A PRE-DETERMINED MAXIMUM TEMPERATURE OF THE AIR IN SAID FLOW; AND MEANS POSITIONED BELOW SAID CONTAINER AND ABOVE THE HEATING ELEMENT FOR DRAINING SURPLUS WATER FROM SAID STONES.