Cooking ovens provided with removable wall panels

Claim 1

IN A COOKING OVEN COMPRISING FIXED BOX-LIKE STRUCTURE INCLUDING TOP AND BOTTOM AND REAR WALLS AND A PAIR OF SIDE WALLS AND HAVING A FRONT ACCESS DOORWAY THEREINTO, THE COMBINATION OF: A PAIR OF REMOVABLE RECTANGULAR SIDE PANELS RESPECTIVELY SUBSTANTIALLY COEXTENSIVE IN AREA WITH SAID SIDE WALLS; A REMOVABLE RECTANGULAR BOTTOM PANEL SUBSTANTIALLY COEXTENSIVE IN AREA WITH SAID BOTTOM WALL; A REMOVABLE RECTANGULAR REAR PANEL SUBSTANTIALLY COEXTENSIVE IN AREA WITH SAID REAR WALL; EACH OF SAID PANELS HAVING PERIPHERAL FLANGE MEANS FOR MAINTAINING SUBSTANTIALLY THE ENTIRE AREA THEREOF SPACED FROM THE ADJACENT ONE OF SAID WALLS; EACH OF SAID PANELS BEING OF RIGID METAL TO BE SELFSUPPORTING AND CAPABLE OF BEING WASHED OR OTHERWISE CLEANED WITHOUT DISTORTION UPON REMOVAL THEREOF FROM THE OVEN; SAID BOTTOM PANEL HAVING A DISHED CENTRAL PORTION AND A MARGINAL PORTION EXTENDING HORIZONTALLY OUTWARDLY THEREABOUT; SAID REAR PANEL HAVING A LEDGE AT THE BASE THEREOF ABUTTING THE ADJACENT HORIZONTALLY EXTENDING MARGINAL PORTION OF SAID BOTTOM PANEL TO COMPRISE A CONTINUATION THEREOF; SAID SIDE PANELS BEING DISPOSED IMMEDIATELY OUTWARDLY OF AND IN CONFRONTING RELATION TO THE RESPECTIVE SIDE FLANGES OF SAID BOTTOM PANEL AND BEING IN CONFRONTING RELATION TO THE RESPECTIVE SIDE EDGES OF SAID REAR PANEL; AND A PAIR OF RACKS RESPECTIVELY ADJACENT TO SAID SIDE PANELS, EACH OF SAID RACKS HAVING VERTICAL FRONT AND REAR ELEMENTS BOTH ENGAGING THE ADJACENT ONE OF SAID SIDE PANELS TO SUPPORT THE SAME, THE UPPER ENDS OF SAID ELEMENTS REMOVABLY ENTERING APERTURES IN SAID TOP WALL AND THE LOWER ENDS OF SAID ELEMENTS REMOVABLY ENTERING APERTURES RESPECTIVELY IN THE OUTWARDLY EXTENDING MARGINAL PORTION OF SAID BOTTOM PANEL AT THE SIDES THEREOF AND IN THE ABUTTING LEDGE OF SAID REAR PANEL AT THE SIDES THEREOF, SAID RACKS HAVING LONGITUDINALLY EXTENDING RAILS FOR THE SUPPORT OF SHELVES OR THE LIKE FOR FOODSTUFFS BEING COOKED IN THE OVEN.