[특허]Head for a fuel filler pipe of a vehicle

ITW De France

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특허 상세정보

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내보내기 페이스북 공유 트위터 공유 카카오톡 공유

Head for a fuel filler pipe of a vehicle

특허상세정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	B65B-003/00
미국특허분류(USC)	141/350; 220/086.2
출원번호	UP-0426935 (2006-06-27)
등록번호	US-7640954 (2010-02-11)
우선권정보	FR-05 06576(2005-06-28)
발명자 / 주소	Bar, Jean-Philippe
출원인 / 주소	ITW De France
대리인 / 주소	Lowe Hauptman Ham & Berner LLP
인용정보	피인용 횟수 : 8 인용 특허 : 23

초록
▼

An obturating assembly includes a body having an aperture for passage to the pipe of a fuel supply spout of predetermined outer diameter and an obturator moveable with respect to the body, able to assume an obturating position in which it conceals the passage aperture and a freeing position in which it does not conceal it, the obturator being driven towards the freeing position by that spout when it meets the obturator during a thrusting movement of the spout into the head. In accordance with the invention, the passage aperture is provided in an oblique ...

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청구항
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The invention claimed is: 1. A head for a fuel filler pipe of a vehicle, provided with an obturating assembly comprising: a hollow body adapted to receive a fuel supply spout having a predetermined outer diameter; an obturator support which is a tube having an aperture for passage of said spout; and an obturator movable with respect to said body and defining an obturating position in which the obturator conceals said aperture and a freeing position in which the obturator does not conceal said aperture, said obturator flapping rearwardly and outwardly between said obturating position and said freeing position, said obturator being elastically urged towards said obturating position, said obturator being adapted to be driven by said spout from the obturating position to the freeing position when said spout meets the obturator during a thrusting movement of the spout into the head, wherein said aperture is provided in a plane oblique to a transverse orientation of the tube, with an angular offset between an orientation of said obturator in the obturating position and the transverse orientation being at least 20°, wherein said obturator support has said oblique aperture at a top end and an opening in a side wall of said tube, said obturator partially protrudes through said opening in the freeing position when the spout is fully inserted in said head. 2. The head according to claim 1, wherein said angular offset is at most 50°. 3. The head according to claim 1, wherein said body comprises a separating wall disposed within a side wall of the body, and said separating wall has a transversely oriented section and an obliquely oriented section, said aperture extending through in said obliquely oriented section. 4. The head according to claim 3, wherein said separating wall has a periphery connected in entirety to said side wall of the body. 5. The head according to claim 3, wherein said side wall of the body is tubular with a circular section. 6. The head according to claim 1, wherein said body has guide means for guiding said spout towards said aperture. 7. The head according to claim 6, wherein said guide means comprise at least one member projecting from the perimeter of said aperture towards a top end of said body. 8. The head according to claim 7, wherein said member projects from a portion of a perimeter of said aperture that is the closest to the top end of said body. 9. The head according to claim 7, wherein said member projects from a portion of the perimeter of said aperture that is the furthest from the top end of said body. 10. The head according to claim 7, wherein at least one said member has an inner surface connected to an edge of said aperture. 11. The head according to claim 1, wherein said obturator support is provided with means for flap mounting of said obturator. 12. The head according to claim 11, wherein said flap mounting means are disposed in the vicinity of the top end of the obturator support and are aligned with a chord close to a periphery of the side wall of the obturator support. 13. The head according to claim 12, wherein said opening is adapted to house a closure of the obturator in the freeing position. 14. The head according to claim 11, wherein said flap mounting means of the obturator comprise two apertures provided to receive two bosses in the side wall of said support. 15. The head according to claim 11, wherein said body comprises a separating wall disposed within a side wall, and the separating wall has a transversely oriented section and an obliquely oriented section, said aperture being provided in said obliquely oriented section; and a front edge of the side wall of said obturator support has a transversely oriented portion and an obliquely oriented portion, said flap mounting means of said obturator being disposed in the vicinity of said transversely oriented portion. 16. The head according to claim 11, wherein said obturator comprises lugs for flap mounting, a hinge pin engaged in said flap mounting means of said obturator support and said lugs, and a helical central portion of a spring disposed around said hinge pin and between said lugs, respective projecting portions of said spring bearing respectively on said obturator and on said body. 17. The head according to claim 11, wherein said body and said obturator support have mutual snap-fitting means. 18. The head according to claim 1, wherein said head further comprises an access assembly having a shell through which the spout pass before reaching the obturator, said shell having a plurality of flexible tabs configured as a funnel shape of which a minor diameter is less than an outer diameter of said spout and of which a major diameter is greater than said outer diameter of said spout. 19. The head according to claim 18, wherein said shell comprises a tubular side wall with a circular section, said flexible tabs being attached at a major diameter end of the funnel-shaped assembly configured by said flexible tabs. 20. The head according to claim 19, wherein the minor diameter end of the funnel-shaped assembly configured by said flexible tabs is at the same level as a rear end of said side wall of the shell. 21. The head according to claim 19, wherein said flexible tabs are connected to said side wall exclusively at the major diameter end of said funnel-shaped assembly. 22. The head according to claim 19, wherein each said flexible tab is of substantially constant thickness, which is substantially the same as a thickness of said side wall. 23. The head according to claim 18, wherein said access assembly further comprises a cover and a shell support, with, in the assembled state of the access assembly, said shell being disposed in said shell support and with said shell support being disposed in said cover, the major diameter end of said funnel-shaped assembly formed by said flexible tabs facing an aperture of said cover whereas the minor diameter end of said funnel-shaped assembly faces an aperture of said shell support, the aperture of said shell support being adapted to allow the passage of said spout. 24. The head according to claim 23, further comprising a space between said shell and said shell support to enable the shell to be positioned appropriately when the spout thrusts into the head. 25. The head according to claim 23, wherein said cover further comprises a skirt configured as a step provided with at least a detent for snap-fitting onto said access assembly and said pipe. 26. The head according to claim 23, wherein said cover further comprises a skirt configured as a step provided with at least a detent for snap-fitting onto either said access assembly or said pipe. 27. A head for a fuel filler pipe of a vehicle, comprising, in combination: an obturating assembly; and an access assembly comprising a plurality of separated flexible tabs spaced apart from each other; wherein said obturating assembly comprises: a hollow body adapted to receive a fuel supply spout having a predetermined outer diameter; an obturator support which is a tube having an aperture for passage of said spout; and an obturator movable with respect to said body and defining an obturating position in which the obturator conceals said aperture and a freeing position in which the obturator does not conceal said aperture, said obturator flapping rearwardly and outwardly between said obturating position and said freeing position, said obturator being elastically urged towards said obturating position, said obturator being adapted to be driven by said spout from the obturating position to the freeing position when said spout meets the obturator during a thrusting movement of the spout into the head, wherein said aperture is provided in a plane oblique to a transverse orientation of the tube, with an angular offset between an orientation of said obturator in the obturating position and the transverse orientation being at least 20°, wherein said obturator support has said oblique aperture at a top end and an opening in a side wall of said tube, said obturator partially protrudes through said opening in the freeing position when the spout is fully inserted in said head.

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이 특허를 인용한 특허 (8)

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Head for a fuel filler pipe of a vehicle

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Head for a fuel filler pipe of a vehicle

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