Ceiling mounted electric space heater

Claim 1

AN ELECTRIC HEATER FOR INSTALLATION ON A CEILING COMPRISING IN COMBINATION: (A) AN UPPER HORIZONTAL PANEL; (B) MEANS FOR ATTACHING SAID UPPER PANEL TO A CEILING TO FORM A DEAD-AIR SPACE BETWEEN THE CEILING AND SAID PANEL; (C) A MAIN PARTITION SUSPENDED AND SPACED FROM SAID UPPER PANEL AND HAVING AN APERTURE THERETHROUGH, SAID MAIN PARTITION AND SAID UPPER PANEL DEFINING A RADIAL AIR FLOW PASSAGE THEREBETWEEN; (D) AN ELECTRIC MOTOR HAVING ITS HEAT PRODUCING ELEMENT MOUNTED BETWEEN SAID UPPER PANEL AND SAID MAIN PARTITION ABOVE SAID APERTURE AND ITS SHAFT EXTENDING THROUGH SAID MAIN PARTITION, SAID APERTURE PERMITTING AIR MOVEMENT THERETHROUGH AND AROUND SAID MOTOR; (E) A FAN MOUNTED ON SAID SHAFT BELOW SAID MAIN PARTITION HAVING BLADES PITCHED TO MOVE AIR AXIALLY UPWARD; (F) AN ELECTRIC HEATING ELEMENT SPACED BELOW SAID MAIN PARTITION ADJACENT THE PERIPHERY OF SAID FAN IN THE PLANE OF ROTATION OF SAID FAN; AND (G) A HOUSING FOR THE ELECTRIC HEATER COMPRISING (1) A PERFORATED GRILL EXTENDING AROUND THE PERIPHERY OF THE HEATER, INCLUDING AT LEAST A PORTION OF THE PERIPHERAL AREAS ABOVE AND BELOW SAID MEAN PARTITION TO PROVIDE AN AIR OUTLET AROUND SAID HOUSING, AND (2) A BOTTOM PANEL SUPPORTED BELOW SAID FAN AND SPACED FROM SAID MAIN PARTITION TO DEFINE A PERIPHERAL RADIAL AIR PLANE PASSAGE THEREBETWEEN, (A) AND BOTTOM PANEL HAVING MEANS FORMING AN AIR INTAKE OPENING THEREIN.