U.S. federal trademark · Serial No. 76272555 · Reg. No. 2823767
DIESEL FUEL FILLING AND AUTOMATIC CLOSURE SYSTEM FOR LARGE OFF-ROAD VEHICLES USED IN THE MINING AND CONSTRUCTION INDUSTRIES COMPRISED OF A PRESSURE SENSING NOZZLE ON THE SEMI-PERMANENT REFUELING SITE, A MATING RECEIVER ON THE VEHICLE AND A VENT ON THE VEHICLE DESIGNED TO ALLOW FREE FLOW OF AIR FROM THE TANK UNTIL IT IS FULL, AT WHICH TIME IT CLOSES TO RESTRICT THE AIR FLOW AND HENCE THE BUILD UP OF THE TANK PRESSURE AND CAUSE THE NOZZLE TO CLOSE, STOPPING THE REFUELING OPERATION
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