Recirculating venting system for domestic oven

Claim 1

A DOMESTIC OVEN COMPRISING WALLS DEFINING A BAKE AND BROIL COMPARTMENT, AND A FRONT-OPENING ACCESS DOOR FOR THE COMPARTMENT, HEATING MEANS FOR SAID COMPARTMENT FOR ESTABLISHING BAKE AND BROIL COOKING OPERATIONS, CONTROL MEANS FOR SAID HEATING MEANS SELECTABLY OPERABLE TO CONTROL THE HEATING MEANS TO EFFECT EITHER A BAKE OPERATION OR A BROIL OPERATION; THE INVENTION COMPRISING A RECIRCULATING OVEN VENTING SYSTEM BUILT INTO THE TOP PORTION OF THE OVEN AND INCLUDING A FRONT PANEL OVERLYING THE ACCESS DOOR WITH A ROOM AIR INLET AT THE BOTTOM, AND AN OVEN AIR OUTLET AT THE MIDPORTION OF THE PANEL, AND A CONTROL BOARD AT THE TOP OF THE PANEL, THE TOP PORTION OF THE COMPARTMENT INCLUDING AN OVEN INLET AT THE FRONT THEREOF COMMUNICATING WITH THE SAID ROOM AIR INLET AND AN OVEN VENT AT THE REAR THEREOF, A GREASE FILTER LOCATED IN THE COMPARTMENT OVER THE OVEN VENT, A PARTICULATE FILTER LOCATED OUTSIDE THE COMPARTMENT OVER THE OVEN VENT, A MOTORBLOWER UNIT ARRANGED TO DRAW OVEN AIR THROUGH THE PARTICULATE FILTER, AND AN ODOR FILTER DOWNSTREAM OF THE MOTORBLOWER UNIT AND LOCATED ADJACENT THE OVEN AIR OUTLET, SAID OVEN AIR OUTLET COMPRISING A PLURALITY OF NOZZLES EACH HAVING A DISCHARGE TIP, A PERFORATED PANEL OVERLYING THE OVEN AIR OUTLET WHERE THE PERFORATIONS ARE ALIGNED WITH THE SAID DISCHARGE TIPS OF THE NOZZLE AND SPACED SLIGHTLY THEREFROM FOR MIXING RELATIVELY COOL ROOM AIR WITH THE OVEN EXHAUST AIR.