Patent ID: 7549443

Claim:
A fuel shut-off valve assembly comprising: a one-piece housing defining an outlet for attachment to a fuel system and an inlet defining an opening for receiving a fuel filler nozzle therein; a flapper door in said housing movable with respect to said housing for opening and closing said inlet; a seal disposed between said flapper door and said inlet; biasing means urging said door to a closed position compressing said seal; nozzle guiding structure between said outlet and said inlet for directing a nozzle end inserted through said inlet toward said outlet; and a cover assembly connected to said housing and covering said inlet, said cover assembly including an outer opening, said cover assembly including a base connected to said housing and an outer cover connected to said base, said base and said cover each including spaced tabs configured and arranged for interdigitation with the tabs of the other, said tabs of said base having catches projecting inward, and said housing having an outward extending ring engaged by said catches, said cover assembly including a retainer ring disposed around said interdigitated tabs of said outer cover and of said base.