Integral thermostat for indoor comfort equipment

Claim 1

AN AIR TREATING UNIT ADAPTED TO BE POSITIONED IN AN AREA TO BE TREATED COMPRISING A CASING HAVING A RECIRCULATED AIR INLET, A RECIRCULATED AIR OUTLET, AND A VENTILATION AIR INLET, MEANS FOR MOVING AIR THROUGH SAID CASING, DAMPER MEANS ADJACENT THE VENTILATION AIR INLET FOR REGULATING THE QUANTITY OF VENTILATION AIR ENTERING SAID CASING, SAID DAMPER MEANS INCLUDING A DAMPER MOTOR, AND THERMOSTATIC CONTROL MEANS FOR CONTROLLING THE DAMPER MOTOR, SAID THERMOSTATIC CONTROL MEANS COMPRISING A HOUSING IN SAID CASING HAVING AN INLET FOR RECEIVING RECIRCULATED AIR AND AN OUTLET, SHAFT MEANS ROTATABLY MOUNTED IN SAID HOUSING, FIRST THERMAL RESPONSIVE MEANS RESPONSIVE TO THE TEMPERATURE OF THE RECIRCULATED AIR PASSING THROUGH SAID HOUSING FOR ROTATABLY POSITIONING SAID SHAFT MEANS, A CHAMBER DEFINED IN SAID HOUSING SAID BEING INSULATED FROM SAID RECIRCULATED AIR, SECOND THERMAL RESPONSIVE MEANS CARRIED ON SAID SHAFT MEANS WITHIN SAID CHAMBER, SWITCH MEANS ON SAID SECOND THERMAL RESPONSIVE MEANS OPERABLE IN RESPONSE TO THE MOVEMENT OF THE SHAFT MEANS TO ACTUATE THE POSITIONING MOTOR.