A capless fuel unit having an elongated housing open at each end and defining a first and a second longitudinally spaced fluid ports. First and second door assemblies each include a flapper valve associated with a first fluid port and a second flapper valve with a second fluid port, the flapper valves being movable between open and closed positions and resiliently urged toward their respective closed positions. A pressure relief valve is at least partially contained within an interior of the flapper valves. The various plastic components of the capless unit incorporate Graphene or a Graphene-derivative for resisting hydrocarbon emission from fuel vapors escaping from the unit to the atmosphere.
AUTOMOTIVE FUEL CAPLESS PLASTIC MOLDED COMPONENT INCORPORATING GRAPHENE
AUTOMOBILBRENNSTOFFKAPPENLOSE KUNSTSTOFFFORMKOMPONENTE MIT GRAPHEN
COMPOSANT MOULÉ EN PLASTIQUE SANS BOUCHON POUR CARBURANT AUTOMOBILE INCORPORANT DU GRAPHÈNE
2025-03-19
Patent
Electronic Resource
English
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
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