Honeycomb Flame Arrester and Flow Straightener for a Fuel System Fuel Fill Pipe

A motor vehicle filler pipe flame arrester and fuel flow straightener configured to effectively quench a moving flame front, while providing laminar fuel flow therethrough. A multi-channel (or multi-cell) configuration, most preferably a honeycomb configuration, provides effective flame arresting du...

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Bibliographische Detailangaben
Hauptverfasser: RATCHFORD RYAN C, MAURER DANIEL J, WILTON TERRY R, COURTLEY DONALD H, SPRY TIMOTHY J
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A motor vehicle filler pipe flame arrester and fuel flow straightener configured to effectively quench a moving flame front, while providing laminar fuel flow therethrough. A multi-channel (or multi-cell) configuration, most preferably a honeycomb configuration, provides effective flame arresting due to its heat sink capacity and large effective surface area for flame arrestment, while attendantly limiting availability of fuel and oxygen to the flame, thereby providing quenching of a flame wave as it propagates through the channels. Service station pump nozzle shut-off sensor disruption is avoided because the channels encourage laminar flow of the fuel through the multi-channel filler pipe flame arrester and fuel flow straightener.