Oven with rack operating mechanism

Claim 1

THE COMBINATION OF AN OVEN HAVING TOP, BOTTOM, REAR AND SIDE WALLS AND A FRONT OPENING, A DOOR HAVING A HINGE AT ITS LOWER EDGE FOR VERTICAL SWINGING MOVEMENT TO POSITIONS TO CLOSE AND TO OPEN SAID OPENING A PLURALITY OF RACKS, AN ACTUATING PLATE DISPOSED AT THE OUTER SIDE OF EACH OF SAID WALLS FOR FORWARD AND REARWARD MOVEMENTS, MEANS MOUNTING SAID RACKS ON SAID SIDE WALLS AND SEPARABLY CONNECTING THE REAR END PORTIONS OF SAID RACKS TO SAID ACTUATING PLATES FOR HORIZONTAL MOVEMENTS OF THE RACKS REARWARDLY INTO AND FORWARDLY OUT OF SAID OVEN UPON REARWARD AND FORWARD MOVEMENTS OF SAID ACUTATING PLATES RESPECTIVELY, AND MEANS DIRECTLY CONNECTING SAID DOOR AND BOTH OF SAID PLATES WHICH PROVIDES FOR FORWARD AND REARWARD MOVEMEANS OF SAID PLATES UPON OPENING AND CLOSING MOVEMENTS OF SAID DOOR, RESPECTIVELY, AND INCLUDING ARMS RIGIDLY CONNECTED TO SAID DOOR ADJACENT SAID HINGE, ONE ARM EXTENDING REARWARDLY OUTSIDE EACH SIDE WALL OF THE OVEN AND HAVING A LATERAL PROJECTION SLIDABLE IN A SLOT VERTICALLY DISPOSED IN THE CORRESPONDING ACTUATING PLATE, SAID ARMS EXTENDING DOWNWARDLY FROM SAID HINGE AND SAID ACTUATING PLATES BEING AT THEIR REARMOST POSITIONS WHEN THE DOOR IS CLOSED AND THE LOWER PORTIONS OF SAID SLOTS IN THE ACTUATING PLATES BEING CURVED ARCUATLEY CONCENTRICALLY WITH THE AXIS OF THE HINGE PROVIDING FOR MOVEMENT OF SAID DOOR INTO PARTIALLY OPEN POSITION WITHOUT MOVEMENT OF SAID PLATES AND SAID RACKS.