Patent ID: 6302170
Filing Date: 2001-10-16
Classification: B60K,Y10S

Abstract:
A self-closing filler cap for a fuel tank filler neck, wherein said neck (27) includes a restrictive flap (28) hinged thereto, comprising a closure ring (2) for detachable mounting on said filler neck (27) and a closure flap assembly (3) rotatively arranged on said closure ring (2), said closure flap assembly (3) comprising an annular member (12) and a closure flap (15) hinged thereon and a locking ratchet mechanism including at least one detent spring (18) and lugs (7) such that said closure flap assembly (3) is rotatable in one direction only wherein said at least one detent spring (18) and said lugs (7) are provided on said annular member (12) and said closure ring (2) respectively.