Oven closure and hinge construction

Claim 1

A HEAT INSULATED COOKING OVEN HAVING A HEATING ELEMENT THEREIN AND A FRONT ACCESS OPENING, A COMPARTMENT OPEN AT THE FRONT AND DISPOSED BELOW SAID OVEN, A HEAT INSUALTING WALL SEPARATING SAID COMPARTMENT AND OVEN, A TRACK EXTENDING FROM THE FRONT TO THE REAR OF SAID COMPARTMENT, A CARRIAGE REMOVABLY MOUNTED ON SAID TRACK FOR MOVEMENT THEREALONG, A CLOSURE FOR SAID ACCESS OPENING AND THE OPEN FRONT END OF SAID COMPARTMENT AND COMPRISING A RECTANGULAR FRAME AND A WINDOW MOUNTED IN THE FRAME SO AS TO BE IN LINE WITH SAID OVEN WHEN THE CLOSURE IS IN ITS CLOSED POSITION, A HINGE CONNECTION BETWEEN THE FRAME OF SAID CLOSURE AND SAID CARRIAGE TO SUPPORT SAID CLOSURE FOR PIVOTAL MOVEMENT FROM ITS CLOSED TO A HORIZONTAL POSITION AS A SHELF IN FRONT OF AND BELOW SAID OVEN, SAID HINGE CONNECTION INCLUDING SUPPORTING LINKS HAVING A PIVOTAL CONNECTION WITH SAID CLOSURE FRAME AND A PIN AND SLOT CONNECTION WITH CARRIAGE AND SPANNING THE HINGE AXIS, MEANS ENGAGEABLE WITH SAID LINKS TO FORM A STOP FOR LIMITING OPENING MOVEMENT OF SAID CLOSURE, COUNTERBALANCING SPRINGS REACTING ON SAID LINKS AND CARRIAGE FOR BIASING SAID CLOSURE TO ITS CLOSED POSITION, AND A SECOND STOP PARTIALLY FORMED FROM SAID LINKS AN COOPERABLE WITH SAID LINKS FOR HOLDING SAID CLOSURE AJAR, SAID CLOSURE WHEN HORIZONTALLY SUPPORTED BY SAID CARRIAGE BEING MOVABLE INTO SAID COMPARTMENT, SAID CARRIAGE AND TRACK BEING CONSTRUCTED SO AS TO PERMIT A USER TO REMOVE SAID CARRIAGE AS A UNIT WITH THE CLOSURE HINGED THERETO, FROM SAID TRACK BY WITHDRAWING SAID CARRIAGE FROM SAID COMPARTMENT.