| 摘要 |
THIS INVENTION RELATES TO A VENTILATION DEVICE FOR NON-RECOVERY COKE OVENS (1), SAID VENTILATION DEVICE CONSISTING OF AT LEAST ONE VENT PORT EXTENDING THROUGH THE WALL OR BUILT-IN INTERNALS, E.G. A COKE OVEN DOOR (2), AND CONNECTING THE OVEN INTERIOR WITH THE OUTER ATMOSPHERE SURROUNDING SAID OVEN AND WHEREIN SAID VENT PORT CAN BE CLOSED ENTIRELY OR PARTLY BY MEANS OF A LOCKING ELEMENT. TWO LOCKING ELEMENTS (6, 7) OR MORE ARE COUPLED TO EACH OTHER BY AT LEAST ONE MECHANICAL COUPLING ELEMENT BY FASTENING SAID COUPLING ELEMENT TO SAID LOCKING ELEMENTS DIRECTLY OR VIA A LEVER, AND WHEREIN EACH COUPLING ELEMENT IS CONNECTED TO AT LEAST ONE CENTRAL ADJUSTING ELEMENT (13, 14) SUCH THAT SAID LOCKING ELEMENTS CAN BE MOVED, WITH IT BEING POSSIBLE FOR THE RELEVANT VENT PORTS (3, 5) TO BE CLOSED, COMPLETELY OPENED OR MOVED INTO ANY INTERMEDIATE POSITION. IDEALLY THIS COUPLING ELEMENT SHOULD BE A CHAIN (11, 12) OR A SCREW SPINDLE. |
