Reservoir of fuel delivery module having valve protection structure
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02M-037/10
F02M-037/08
E03B-011/00
출원번호
US-0888415
(2004-07-09)
등록번호
US-7299821
(2007-11-27)
발명자
/ 주소
Briggs,Paul F.
Milton,Jeffery J.
출원인 / 주소
Siemens VDO Automotive Corporation
인용정보
피인용 횟수 :
2인용 특허 :
6
초록▼
A reservoir 10 is provided for mounting to a bottom of a fuel tank of a vehicle. The reservoir includes wall structure 13 coupled with a bottom to define an interior space 17. The bottom has an internal surface 27 within the interior space, an external surface 15, and an opening 12 in the bottom. A
A reservoir 10 is provided for mounting to a bottom of a fuel tank of a vehicle. The reservoir includes wall structure 13 coupled with a bottom to define an interior space 17. The bottom has an internal surface 27 within the interior space, an external surface 15, and an opening 12 in the bottom. A check valve 11 is associated with the opening. Valve protection structure 16 extends from the external surface and is provided continuously about the entire perimeter of the bottom to define a plurality of tortuous paths P for fuel flow from the tank to the opening. Feet structure 26 extend from the external surface to contact the bottom of the tank. A plurality of pockets 30 are provided in the internal surface 27 of the bottom for collecting foreign particles that may enter the reservoir.
대표청구항▼
What is claimed is: 1. A reservoir for a fuel delivery module, the reservoir being constructed and arranged to be mounted with respect to a bottom of a fuel tank of a vehicle, the reservoir comprising: wall structure coupled with a bottom to define an interior space, the bottom having an internal s
What is claimed is: 1. A reservoir for a fuel delivery module, the reservoir being constructed and arranged to be mounted with respect to a bottom of a fuel tank of a vehicle, the reservoir comprising: wall structure coupled with a bottom to define an interior space, the bottom having an internal surface within the interior space and an external surface, the bottom having at least one opening therein, a valve associated with said at least one opening and constructed and arranged to permit fuel contained in the tank to flow into the reservoir and, under certain circumstances, to prevent fuel in the reservoir from flowing back to the tank, valve protection structure extending from the external surface and provided continuously about the entire perimeter of the bottom, the valve protection structure defining a plurality of tortuous paths for fuel flow from the tank to said at least one opening, feet structure extending from the external surface a distance greater than an extent of the valve protection structure from the external surface such that when the reservoir is mounted with respect to the tank, the feet structure contact the bottom of the tank and the valve protection structure is disposed in spaced relation with respect to the bottom of the tank, and a plurality of pockets in the internal surface of the bottom, each pocket having a bottom including an internal bottom surface and an external bottom surface, each internal bottom surface being disposed in the interior space and below the internal surface and each external bottom surface defining at least a portion of the valve protection structure that extends from the external surface of the bottom, the pockets being constructed and arranged to collect foreign particles in fuel that may enter the reservoir. 2. The reservoir of claim 1, wherein the valve protection structure surrounds said at least one opening. 3. The reservoir of claim 2, wherein the valve protection structure includes a series of adjacent members, each member having a pair of generally circumferentially extending first elements disposed in spaced relation at one end thereof and a generally circumferentially extending second element at an end opposite the one end thereof such that the second element of one member faces the first elements of an adjacent member as to define the tortuous path. 4. The reservoir of claim 1, wherein the pockets are constructed and arranged to collect foreign particles in fuel that enters the interior space. 5. The reservoir of claim 1, wherein a pair of openings is provided and a valve is associated with each opening. 6. The reservoir of claim 5, wherein the valve protection structure surrounds each opening. 7. The reservoir of claim 1, wherein the valve is a check valve. 8. A reservoir for a fuel delivery module, the reservoir being constructed and arranged to be mounted with respect to a bottom of a fuel tank of a vehicle, the reservoir comprising: wall structure coupled with a bottom to define an interior space, the bottom having an internal surface within the interior space and an external surface, the bottom having at least one opening therein, means, associated with said at least one opening, for permitting fuel contained in the tank to flow into the reservoir and, under certain circumstances, for preventing fuel in the reservoir from flowing back to the tank, protection means, extending from the external surface and provided continuously about the entire perimeter of the bottom, for defining a plurality of tortuous paths for fuel flow from the tank to said at least one opening, and means, extending from the external surface a distance greater than an extent of the protection means from the external surface for mounting the reservoir with respect to a tank, the means for mounting being constructed and arranged such that when the reservoir is mounted with respect to the tank, the means for mounting contact the bottom of the tank and the protection means is disposed in spaced relation with respect to the bottom of the tank, and means, extending below the internal surface of the bottom, for collecting foreign particles that may enter the interior space. 9. The reservoir of claim 8, wherein the protection means surrounds said at least one opening. 10. The reservoir of claim 9, wherein protection means includes a series of adjacent members, each member having a pair of generally circumferentially extending first elements disposed in spaced relation at one end thereof and a generally circumferentially extending second element at an end opposite the one end thereof such that the second element of one member faces the first elements of an adjacent member as to define the tortuous path. 11. The reservoir of claim 9, wherein the means for permitting and preventing is a check valve. 12. The reservoir of claim 11, wherein a pair of openings is provided and a check valve is associated with each opening. 13. The reservoir of claim 12, wherein the protection means surrounds each opening. 14. The reservoir of claim 8, wherein means for collecting are pockets in the internal surface of the bottom, the pockets defining at least a portion of the protection means that extends from the external surface of the bottom. 15. A method of reducing clogging of a valve of a reservoir in a fuel tank of a vehicle, the reservoir comprising wall structure coupled with a bottom to define an interior space, the bottom having an internal surface within the interior space and an external surface, the bottom having at least one opening therein, a valve associated with said at least one opening and constructed and arranged to permit fuel contained in the tank to flow into the reservoir and, under certain circumstances, to prevent fuel in the reservoir from flowing back to the tank, valve protection structure extending from the external surface and provided continuously about the entire perimeter of the bottom, the valve protection structure defining a plurality of tortuous paths for fuel flow from the tank to said at least one opening, feet structure extending from the external surface a distance greater than an extent of the valve protection structure from the external surface, a plurality of pockets in the interior space with each pocket having an internal bottom surface extending below the internal surface of the bottom, the pockets defining at least a portion of the valve protection structure that extends from the external surface of the bottom, the method including: mounting the reservoir to the fuel tank so that the feet structure contact a bottom of the fuel tank and the valve protection structure is disposed in spaced relation with respect to the bottom of the fuel tank so that fuel may be drawn from the fuel tank into the reservoir through the tortuous paths, and when fuel is drawn from the fuel tank through the tortuous paths and into the reservoir, collecting, in the pockets, foreign particles in the fuel that enter the reservoir. 16. A reservoir for a fuel delivery module, the reservoir being constructed and arranged to be mounted with respect to a bottom of a fuel tank of a vehicle, the reservoir comprising: wall structure coupled with a bottom to define an interior space, the bottom having an internal surface within the interior space and an external surface, the bottom having at least one opening therein, a valve associated with said at least one opening and constructed and arranged to permit fuel contained in the tank to flow into the reservoir and, under certain circumstances, to prevent fuel in the reservoir from flowing back to the tank, valve protection structure extending from the external surface and provided continuously about the entire perimeter of the bottom, the valve protection structure defining a plurality of tortuous paths for fuel flow from the tank to said at least one opening, and defining a plurality of enclosed pockets external to the reservoir constructed and arranged to collect foreign particles contained in fuel in the tank, and feet structure extending from the external surface a distance greater than an extent of the valve protection structure from the external surface such that when the reservoir is mounted with respect to the tank, the feet structure contact the bottom of the tank and the valve protection structure is disposed in spaced relation with respect to the bottom of the tank. 17. The reservoir of claim 16, wherein the valve protection structure surrounds said at least one opening. 18. The reservoir of claim 16, wherein the valve protection structure includes a plurality of protruding members, each protruding member defining one of the enclosed pockets.
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이 특허에 인용된 특허 (6)
Kleppner Stephan (Bretten DEX) Seitz Ansgar (Neuhausen DEX), Arrangement for pumping fuel out of a supply tank to an internal combustion engine.
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