IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0049083
(2005-02-03)
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우선권정보 |
JP-2004-034390(2004-02-12); JP-2004-035853(2004-02-13); JP-2004-037962(2004-02-16); JP-2004-061857(2004-03-05); JP-2004-061858(2004-03-05); JP-2004-064997(2004-03-09) |
발명자
/ 주소 |
- Ito,Akira
- Sumida,Kazue
- Okana,Fumio
- Kusu,Hirotaka
- Moriyama,Naomune
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
6 인용 특허 :
1 |
초록
▼
There is provided the fuel tank disposition structure of the vehicle, in which a plurality of passenger seats are disposed longitudinally in the cabin, comprising the tunnel portion provided so as to project upward toward the inside of the cabin at the central portion of the floor panel forming the
There is provided the fuel tank disposition structure of the vehicle, in which a plurality of passenger seats are disposed longitudinally in the cabin, comprising the tunnel portion provided so as to project upward toward the inside of the cabin at the central portion of the floor panel forming the lower face of the cabin, the tunnel portion including the wide portion and the narrow portions, the fuel tank disposed in the tunnel portion below the floor panel, the fuel tank including the wide portion and the narrow portion so as to correspond to the tunnel portion, wherein the front seat is disposed above the wide portion of the tunnel portion, and the rear seat is disposed above the narrow portions.
대표청구항
▼
What is claimed is: 1. A fuel tank disposition structure of a vehicle, in which a plurality of passenger seats are disposed longitudinally in a cabin, comprising: a tunnel portion provided so as to project upward toward an inside of the cabin at a central portion of a floor panel forming a lower fa
What is claimed is: 1. A fuel tank disposition structure of a vehicle, in which a plurality of passenger seats are disposed longitudinally in a cabin, comprising: a tunnel portion provided so as to project upward toward an inside of the cabin at a central portion of a floor panel forming a lower face of the cabin in a vehicle width direction, the tunnel portion including a relatively wide front portion and a relatively narrow rear portion; a fuel tank disposed in said tunnel portion below the floor panel, the fuel tank including a relatively wide front portion and a relatively narrow rear portion so as to correspond to said tunnel portion, wherein a front seat of the passenger seats is disposed above said relatively wide front portion of the tunnel portion, and a rear seat of the passenger seats is disposed above said relatively narrow rear portion of the tunnel portion. 2. The fuel tank disposition structure of a vehicle of claim 1, wherein said relatively narrow rear portion of the tunnel portion provides a foot space of a passenger on the rear seat. 3. The fuel tank disposition structure of a vehicle of claim 2, wherein said foot space of the passenger on the rear seat is formed beside said relatively narrow rear portion of the tunnel portion and between an upper face of the floor panel and a lower portion of a seat cushion of the front seat. 4. The fuel tank disposition structure of a vehicle of claim 1, wherein said tunnel portion includes a slant portion at a front end portion thereof whose width becomes gradually narrower toward the front thereof, and a foot space of a front seat passenger is formed beside said slant portion. 5. The fuel tank disposition structure of a vehicle of claim 1, wherein a fuel supply pipe is coupled to a rear end portion of said fuel tank. 6. The fuel tank disposition structure of a vehicle of claim 1, wherein a canister is provided at a front end portion of said fuel tank. 7. The fuel tank disposition structure of a vehicle of claim 1, wherein a floor frame is provided so as to extend in a longitudinal direction of the vehicle along the floor panel between said tunnel portion and a side sill which extends in the longitudinal direction of the vehicle at a side end of the floor panel, and an exhaust passage is provided between said floor frame and said tunnel portion so as to extend in the longitudinal direction of the vehicle. 8. The fuel tank disposition structure of a vehicle of claim 1, further comprising a cross member which is provided on the floor panel so as to extend in the vehicle width direction and perpendicularly to said tunnel portion, and a lower tunnel member which interconnects both side portions of said tunnel portion at a lower open side of said tunnel portion in the vehicle width direction corresponding to said cross member, wherein said fuel tank is supported by said lower tunnel member. 9. The fuel tank disposition structure of a vehicle of claim 8, wherein a plurality of said cross members are disposed separately from each other in a longitudinal direction of the vehicle, there are provided a plurality of tunnel members so as to correspond to said cross members, and said fuel tank is supported by said tunnel members which are located separately from each other in the longitudinal direction of the vehicle. 10. The fuel tank disposition structure of a vehicle of claim 8, wherein said tunnel portion includes a relatively wide front portion and a relatively narrow rear portion, and said fuel tank has a contour which corresponds to a shape of said tunnel portion in the vehicle width direction. 11. The fuel tank disposition structure of a vehicle of claim 10, wherein said cross member is provided at least so as to correspond to said relatively wide front portion of the tunnel portion. 12. The fuel tank disposition structure of a vehicle of claim 10, wherein said cross member is provided so as to correspond to said relatively narrow rear portion of the tunnel portion. 13. The fuel tank disposition structure of a vehicle of claim 8, wherein said front seat is attached to said cross member. 14. The fuel tank disposition structure of a vehicle of claim 1, wherein an attaching member to attach said fuel tank is provided between said fuel tank and said tunnel portion, and said attaching member is configured so as to allow said fuel tank to move out from an inner space of said tunnel portion when the vehicle has a side crash. 15. The fuel tank disposition structure of a vehicle of claim 14, wherein said attaching member includes an upper attaching member which is provided below a lower face of said tunnel portion and a lower attaching member which is provided at an open side of said tunnel portion to support said fuel tank, and said lower attaching member is configured so as to be deformed downward by a load from a side. 16. The fuel tank disposition structure of a vehicle of claim 15, wherein said upper attaching member is configured so as to be deformed in such a manner that a width thereof reduces when the vehicle has the side crash, whereby said fuel tank can be moved downward. 17. The fuel tank disposition structure of a vehicle of claim 14, said fuel tank includes a taper portion at an upper portion of thereof so as to gradually reduce a width thereof upward. 18. The fuel tank disposition structure of a vehicle of claim 14, wherein there is provided a cross member on the floor panel so as to extend in the vehicle width direction and perpendicularly to said tunnel portion. 19. The fuel tank disposition structure of a vehicle of claim 18, wherein a plurality of said cross members are disposed separately from each other in a longitudinal direction of the vehicle, and a plurality of said attaching members are provided so as to correspond to said cross members. 20. The fuel tank disposition structure of a vehicle of claim 15, wherein said lower attaching member is configured such that connection between said lower attaching member and a vehicle body is ensured when a side-crash load acts. 21. The fuel tank disposition structure of a vehicle of claim 14, wherein said tunnel portion includes a relatively wide front portion and a relatively narrow rear portion, and said fuel tank has a contour which corresponds to a shape of said tunnel portion in the vehicle width direction. 22. The fuel tank disposition structure of a vehicle of claim 1, further comprising a cross member which is provided below the floor panel so as to extend in the vehicle width direction crossing said tunnel portion, wherein said fuel tank is supported by said cross member. 23. The fuel tank disposition structure of a vehicle of claim 22, wherein there are provided side sills which extend in a longitudinal direction of the vehicle at both end portions of the floor panel, and both end portions of said cross member are connected with said side sills. 24. The fuel tank disposition structure of a vehicle of claim 22, wherein a plurality of said cross members are disposed separately from each other in a longitudinal direction of the vehicle, and said fuel tank is supported by said cross members which are located separately from each other in the longitudinal direction of the vehicle. 25. The fuel tank disposition structure of a vehicle of claim 22, wherein said tunnel portion includes a relatively wide front portion and a relatively narrow rear portion, and said fuel tank has a contour which corresponds to a shape of said tunnel portion in the vehicle width direction. 26. The fuel tank disposition structure of a vehicle of claim 25, wherein said cross member is provided at least so as to correspond to said relatively wide front portion of the tunnel portion. 27. The fuel tank disposition structure of a vehicle of claim 25, wherein said cross member is provided so as to correspond to said relatively narrow rear portion of the tunnel portion. 28. The fuel tank disposition structure of a vehicle of claim 22, wherein there is provided an exhaust pipe which extends in a longitudinal direction of the vehicle beside said fuel tank, and said cross member includes a recess portion to avoid an interference with said exhaust pipe at a middle portion thereof in the vehicle width direction. 29. The fuel tank disposition structure of a vehicle of claim 22, wherein said fuel tank includes a recess portion which extends in the vehicle width direction at a cross-member disposition portion of a bottom thereof, and said cross member is disposed at said recess portion so as to extend straightly in the vehicle width direction. 30. The fuel tank disposition structure of a vehicle of claim 22, wherein said both end portions of the cross member are detachably connected with said side sills. 31. The fuel tank disposition structure of a vehicle of claim 1, wherein there is provided a floor frame which extends in a longitudinal direction of the vehicle at the floor panel, said floor frame includes a connecting portion which is connected with the tunnel portion, and a support portion of said fuel tank is attached to said connecting portion of the floor frame. 32. The fuel tank disposition structure of a vehicle of claim 31, wherein said floor frame includes an extended portion which extends in the longitudinal direction of the vehicle along the side portion of said tunnel portion with a specified length, a plurality of said support portions of the fuel tank are provided separately from each other in the longitudinal direction, and said plural support members are attached to said extended portion of the floor frame. 33. The fuel tank disposition structure of a vehicle of claim 31, wherein said tunnel portion includes a relatively wide front portion and a relatively narrow rear portion, said fuel tank has a contour which corresponds to a shape of said tunnel portion in the vehicle width direction, and said floor frame is connected over said relatively wide front portion and relatively narrow rear portion of the tunnel portion. 34. The fuel tank disposition structure of a vehicle of claim 31, wherein said support portion of the fuel tank is attached to a vehicle body via a tunnel member which interconnects both portions at a lower open side of said tunnel portion in the vehicle width direction. 35. The fuel tank disposition structure of a vehicle of claim 31, wherein there is provided a cross member on the floor panel so as to extend in the vehicle width direction and perpendicularly to said tunnel portion, and said support portion of the fuel tank is connected with said cross member. 36. The fuel tank disposition structure of a vehicle of claim 35, wherein a plurality of said cross members are disposed separately from each other in a longitudinal direction of the vehicle, and a plurality of said support portions of the fuel tank are connected with said plural cross members. 37. The fuel tank disposition structure of a vehicle of claim 31, wherein there is provided the passenger seat at a portion on the floor panel which corresponds to an extension portion of said floor frame. 38. The fuel tank disposition structure of a vehicle of claim 31, wherein a front end of said floor frame is connected with a rear end of a front frame, and a branch portion which branches off from a connecting portion of said floor frame with said front frame is connected with a side sill. 39. The fuel tank disposition structure of a vehicle of claim 1, wherein said floor panel is formed of a plurality of split tunnel portion and split flat portion, and said fuel tank is configured so as to be preassembled to the tunnel portion as a module. 40. The fuel tank disposition structure of a vehicle of claim 39, wherein said split tunnel portion includes a relatively wide front portion and a relatively narrow rear portion, and said fuel tank has a contour which corresponds to a shape of said split tunnel portion in the vehicle width direction. 41. The fuel tank disposition structure of a vehicle of claim 39, wherein there is provided a cross member which extends in the vehicle width direction beyond said tunnel portion on the floor panel so as to be overlapped with said split flat portion and split tunnel portion.
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