Fuel drawing device for motor vehicle tank
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0831295
(2001-07-27)
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우선권정보 |
FR-0011172 (1999-09-07) |
국제출원번호 |
PCT/FR00/02450
(2000-09-06)
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국제공개번호 |
WO01/18380
(2001-03-15)
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발명자
/ 주소 |
- Villela, Frederico
- Stathopoulus, Anne
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출원인 / 주소 |
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대리인 / 주소 |
Blakely, Sokoloff, Taylor & Zafman
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인용정보 |
피인용 횟수 :
7 인용 특허 :
3 |
초록
▼
A device for drawing fuel for a motor vehicle tank, the device comprising a drawing pump (100) and a fine filter (210) placed upstream from the pump (100), and wherein: the housing (200) of the filter possesses a degassing orifice (222) in the top portion thereof; the drawing pump (100) also possess
A device for drawing fuel for a motor vehicle tank, the device comprising a drawing pump (100) and a fine filter (210) placed upstream from the pump (100), and wherein: the housing (200) of the filter possesses a degassing orifice (222) in the top portion thereof; the drawing pump (100) also possesses a degassing orifice (130); and the filter housing (200) is fitted with a duct (224) which extends the degassing orifice (222) of the housing (200), opens out into a cavity (220) common to the degassing orifice of the pump (100), and possesses a mouth (227) situated at a height that is equal to or lower than that of the degassing orifice (130) of the pump (100), said duct (224) being shaped so as to constitute a siphon suitable for conveying fuel around the mouth (227) to the inside of the filter housing (200) while the drawing pump (100) is being stopped.
대표청구항
▼
A device for drawing fuel for a motor vehicle tank, the device comprising a drawing pump (100) and a fine filter (210) placed upstream from the pump (100), and wherein: the housing (200) of the filter possesses a degassing orifice (222) in the top portion thereof; the drawing pump (100) also possess
A device for drawing fuel for a motor vehicle tank, the device comprising a drawing pump (100) and a fine filter (210) placed upstream from the pump (100), and wherein: the housing (200) of the filter possesses a degassing orifice (222) in the top portion thereof; the drawing pump (100) also possesses a degassing orifice (130); and the filter housing (200) is fitted with a duct (224) which extends the degassing orifice (222) of the housing (200), opens out into a cavity (220) common to the degassing orifice of the pump (100), and possesses a mouth (227) situated at a height that is equal to or lower than that of the degassing orifice (130) of the pump (100), said duct (224) being shaped so as to constitute a siphon suitable for conveying fuel around the mouth (227) to the inside of the filter housing (200) while the drawing pump (100) is being stopped. 14. The fan blade as claimed in claim 1, wherein the arcuate concave leading edge has a camber-to-chord ratio between the first and second points of between 0.05 and 0.17. 15. The fan blade as claimed in claim 1, wherein the arcuate concave leading edge has a camber-to-chord ratio between the first and second points of between 0.08 and 0.17. 16. The fan blade as claimed in claim 1, further comprising an arcuate convex trailing edge extending along a third arcuate line. 17. The fan blade as claimed in claim 16, further comprising: a third point at which the second and third lines intersect; a fourth point on the convex trailing edge at a location substantially equal to 0.65 times the radius of the fan blade: and an angle defined between a fourth line extending from the axis to the third point and a fifth line extending from the axis to the fourth point, the angle being between 10 and 35 degrees. 18. The fan blade as claimed in claim 17, wherein the angle between the fourth and fifth lines is between 15 and 30 degrees. 19. The fan blade as claimed in claim 17, wherein the angle between the fourth and fifth lines is between 20 and 25 degrees. 20. The fan blade as claimed in claim 16, further comprising: a third point at which the second and third lines intersect; a fourth point on the convex trailing edge at a location substantially equal to 0.65 times the radius of the fan blade, the arcuatc convex trailing edge having a camber-to-chord ratio between the third and fourth points of between 0 and 0.20. 21. The fan blade as claimed in claim 20, wherein the camber-to-chord ratio is between 0.05 and 0.17. 22. The fan blade as claimed in claim 20, wherein the camber-to-chord ratio is between 0.07 and 0.17. 23. The fan blade as claimed in claim 17 wherein the arcuate convex trailing edge has a camber-to-chord ratio between the third and fourth points of between 0. and 0.20%. 24. The fan blade as claimed in claim 17, wherein the arcuate convex trailing edge has a camber-to-chord ratio between the third and fourth points of between 0.05 and 0.17. 25. The fan blade as claimed in claim 17, wherein the arcuate convex trailing edge has a camber-to-chord ratio between the third and fourth points of between 0.07 and 0.17. 26. The fan blade as claimed in claim 1, further comprising: a concave front surface; a convex rear surface; and a cross-sectional shape defined at a cross-section of the blade body taken at 0.65 times the radius of the fan blade, the cross-sectional shape having a camber-to-chord ratio of between 4.0% and 6.5%. 27. The fan blade as claimed in claim 26, wherein the camber-to-chord ratio of the cross-sectional shape is between 4.5% and 6.5%. 28. The fan blade as claimed in claim 26, wherein the camber-to-chord ratio of the cross-sectional shape is between 5.0% and 6.0. 29. The fan as claimed in claim 1, further comprising: a concave front surface; a convex rear surface; and a cross-sectional shape defined at a cross-section of the blade body taken at 0.75 times the radius of the fan blade, the cross-sectional shape having a camber-to-chord ratio of between 3.5% and 7.0%. 30. The fan blade as claimed in claim 29, wherein the camber-to-chord ratio of the cross-sectional shape is between 4.0% and 6.0%. 31. The fan blade as claimed in claim 29, wherein the camber-to-chord ratio of the cross-sectional shape is between 4.5% and 5.5%. 32. The fan blade as claimed in claim 1, further comprising: a concave front surface; a convex rear surface; and a cross-sectional shape defined at a cross-section of the blade body taken at 0.85 times the radius of the fan blade, the cross-sectional shape having a camber-to-chord ratio of between 3.0% and 6.5%. 33. The fan blade as claimed in claim 32, wherein the camber-to-chord ratio of the cross-sectional shape is between 3.0% and 5.0%. 34. The fan blade as claimed in claim 32, wherein the camber-to-chord ratio of the cross-sectional shape is between 3.5% and 4.5%.
이 특허에 인용된 특허 (3)
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Laue Klaus-Bernhard (Asberg DEX) Mielich Karl (Baldham DEX) Frank Kurt (Schorndorf-Haubersbronn DEX) Schmid Werner (Tamm DEX) Soyer Wolfgang (Wiernsheim DEX) Kuppel Hans-Joachim (Mnchen DEX) Kegel He, Arrangement for supplying fuel from supply tank to internal combustion engine of motor vehicle.
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Meese Klaus-Dieter,DEX ; Gunther Joachim,DEX, Fuel delivery device.
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Sasaki Michiaki (Kanagawa JPX) Ohno Junya (Kanagawa JPX) Ozaki Katsunori (Kanagawa JPX) Yamamoto Kiyokazu (Kanagawa JPX) Matsuki Toshiyuki (Kanagawa JPX), Fuel transfer apparatus.
이 특허를 인용한 특허 (7)
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Armesto, Carlos; Szymusiak, Scott J.; Cooper, Scott Donald; Woodring, Christopher Arnold, Diesel fuel system conditioning.
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Honda,Yoshihiko; Imamura,Kaneo, Fuel delivery systems.
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Lim, Jong Keun; Sohn, In Seok; Kim, Ohk Sung; Kim, Joon Seup, Fuel pump module.
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Sawert, Ulf; Zimmerman, William S.; Burke, David H.; Tersigni, Joanne F.; Crandall, Rick E.; Roth, Robert A.; Tyndall, Susan P.; Tenbrink, Nicholas D., Fuel pump module assembly for fuel tank.
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Wood,Bruce, On-board refueling system for vehicles.
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Atwood, Jeffrey M.; Gilmour, Daniel A., Saddle tank siphon primer.
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Kieninger, Klemens; Teichert, Michael, Suction jet pump.
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