WO2004001216A1 - フィルタ付き燃料ポンプ及び燃料フィルタ - Google Patents
フィルタ付き燃料ポンプ及び燃料フィルタ Download PDFInfo
- Publication number
- WO2004001216A1 WO2004001216A1 PCT/JP2003/006998 JP0306998W WO2004001216A1 WO 2004001216 A1 WO2004001216 A1 WO 2004001216A1 JP 0306998 W JP0306998 W JP 0306998W WO 2004001216 A1 WO2004001216 A1 WO 2004001216A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter
- fuel
- vapor
- opening
- gap
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 103
- 239000002828 fuel tank Substances 0.000 claims abstract description 21
- 230000005484 gravity Effects 0.000 claims abstract description 13
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/44—Filters structurally associated with pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/20—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines characterised by means for preventing vapour lock
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/34—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements by the filter structure, e.g. honeycomb, mesh or fibrous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/42—Installation or removal of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
- F02M37/50—Filters arranged in or on fuel tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/027—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
- B01D35/0273—Filtering elements with a horizontal or inclined rotation or symmetry axis submerged in tanks or reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
- F02M37/10—Feeding by means of driven pumps electrically driven submerged in fuel, e.g. in reservoir
Definitions
- the present invention relates to a fuel pump with a filter for supplying fuel to an internal combustion engine and a fuel filter, and in particular, to a fuel pump with a small flow returnless filter and a fuel, wherein the fuel supplied to the internal combustion engine is not returned to the fuel tank.
- a fuel pump with a filter for supplying fuel to an internal combustion engine and a fuel filter and in particular, to a fuel pump with a small flow returnless filter and a fuel, wherein the fuel supplied to the internal combustion engine is not returned to the fuel tank.
- No. 2 discloses that in a large flow Wesco pump, a return fuel chamber in which return fuel is returned is formed adjacent to a filter covering an inlet (suction port) of the fuel pump, and an upper wall of the return fuel chamber is formed.
- a technique for discharging vapor from a vapor discharge section provided in the company is disclosed.
- the vapor accumulated in the filter is not considered, and in a large flow Wesco type pump, it is not too much to suck the fuel together with the vapor accumulated in the filter, but the small flow return is not considered.
- the vapor accumulated in the filter causes insufficient pressure and insufficient discharge.
- the vapor discharge section provided on the upper wall of the return fuel chamber is opened and closed by the pressure of the return fuel.
- the present invention has been made in view of such a problem, and an object of the present invention is to reduce the suction of vapor into a fuel pump by discharging the vapor in the filter to the outside of the filter. Another object of the present invention is to provide a fuel pump with a filter and a fuel filter, which can prevent pressure failure and discharge failure. Disclosure of the invention
- the present invention has the following configurations in order to solve the above problems.
- the gist of the invention set forth in claim 1 is a fuel pump with a filter for sucking fuel from a fuel tank, comprising: a suction port for sucking the fuel from the fuel tank; and a first filter covering the suction port.
- a second filter provided in the first filter and covering the suction port; an opening communicating the gap between the first filter and the second filter with the fuel tank;
- a fuel discharge pump provided with an opening, which is provided with a vapor discharge valve that opens and closes in accordance with buoyancy of vapor in a gap between the first filter and the second filter.
- the gist of the invention described in claim 2 is the fuel pump with filter according to claim 1, wherein the specific gravity of the vapor discharge valve is larger than the specific gravity of the fuel.
- the gist of the invention according to claim 3 is that the valve opening pressure P at which the vapor discharge valve opens is V, the volume of the gap between the first filter and the second filter is V, the fuel density is A, Assuming that the vapor density is B, the area of the opening is S, and the gravitational acceleration is g, the relationship (VA—VB) g ZS> P is satisfied.
- the gist of the invention described in claim 4 is that the volume in the second filter is smaller than the volume of a gap between the first filter and the second filter.
- the gist of the invention described in claim 5 is that the apparatus further comprises a mounting member for mounting the first filter and the second filter to the suction port, and the opening is provided on the mounting member.
- a fuel pump with a filter according to any one of claims 1 to 3, characterized in that:
- the gist of the invention according to claim 6 is a fuel filter provided at a suction port of a fuel pump that sucks fuel from a fuel tank, wherein the first filter covers the suction port; A second filter provided in the first filter and covering the suction port; an opening communicating the gap between the first filter and the second filter with the fuel tank; and the opening.
- a vapor discharge valve that opens and closes according to the buoyancy of vapor in a gap between the first filter and the second filter.
- FIG. 1 is a sectional view showing a configuration of an embodiment of a fuel pump with a filter and a fuel filter according to the present invention.
- FIG. 2 is a top view showing the configuration of the mounting member shown in FIG.
- FIG. 3 is a sectional view showing another example of the shape of the vapor discharge valve of the fuel pump with a filter according to the present invention.
- FIG. 1 is a cross-sectional view showing a configuration of an embodiment of a fuel pump with a filter and a fuel filter according to the present invention.
- FIG. 2 is a top view showing a configuration of a mounting member shown in FIG.
- FIG. 3 is a sectional view showing another example of the shape of the vapor discharge valve of the fuel pump with filter according to the present invention.
- an attachment member 2 is attached to a fuel suction port 11 of a fuel pump 1 for sucking fuel (gasoline or the like) in a fuel tank.
- the mounting member 2 is a plate-shaped member made of resin or the like, and has a fuel suction opening 21 and a vapor discharge opening 23.
- the upper portion (fuel fuel pump 1 side) has a fuel suction opening.
- a cylindrical discharge valve guide 24 surrounding the vapor discharge opening 23, and the suction port mounting guide 22 is a fuel suction port. Fixed to fuel pump 1 so as to cover 1 1.
- the lower part of the mounting member 2 has a first-layer filter 3 made of a nylon mesh covering the fuel suction opening 21 and the vapor discharge opening 23, and a nylon mesh covering only the fuel suction opening 21.
- a second-layer filter 4 is attached, and both the first-layer filter 3 and the second-layer filter 4 are configured to cover the fuel suction port 11. Therefore, the fuel in the fuel tank first penetrates into the gap between the first-layer filter 3 and the second-layer filter 4 through the first-layer filter 3 and then into the second-layer filter 4. It is configured to penetrate and be sucked from the fuel suction port 11 through the fuel suction opening 21.
- the first-layer filter 3 is attached to a lower portion of the attachment member 2 so as to include the second-layer filter 4 therein.
- the bottom of the first-layer filter 3 is in contact with the bottom 5 of the fuel tank.
- the configuration is such that the fuel can efficiently penetrate into the first-layer filter 3 even when the fuel in the fuel tank is low.
- the second-layer filter 4 has a conical shape, and is attached to the lower part of the attachment member 2 so that the bottom surface covers the fuel suction opening 21. It protrudes to the bottom of the first filter 3 and has a function of sucking fuel into the second filter 4 even when the oil level of the fuel in the first filter 3 is lowered. If a part of the second-layer filter 4 is in contact with the fuel, the whole is wet by the capillary action and a liquid film (fuel film) is formed, so that the fuel can be sucked into the second-layer filter 4.
- the volume in the second-layer filter 4 is so small that the performance of the fuel pump 1 is not sacrificed by the suction resistance, and the volume of the gap between the first-layer filter 3 and the second-layer filter 4 is reduced. It is possible to quickly increase the pressure when restarting when the fuel temperature is high. If the fuel is left at a high temperature, the inside of the second-layer filter 4 will be filled with vapor.However, since the volume is small, the amount of vapor sucked into the fuel pump 1 must be reduced. Can be.
- the vapor discharge opening 23 of the mounting member 2 is configured to communicate the gap between the first-layer filter 3 and the second-layer filter 4 with the fuel tank. It is located above the gap between the first-layer filter 3 and the second-layer filter 4.
- the vapor discharge opening 23 of the mounting member 2 is provided with a vapor discharge valve 6 for opening and closing the vapor discharge opening 23.
- the position of the vapor discharge valve 6 is regulated by the discharge valve guide 24 to prevent the vapor discharge valve 6 from shifting and opening the vapor discharge opening 23 when the vapor discharge valve 6 is closed. are doing.
- the vapor discharge valve 6 is a disc made of a material such as resin having a specific gravity higher than the specific gravity of the fuel in the fuel tank, and usually, the vapor discharge opening 23 is closed by its own weight.
- the vapor discharge opening 23 is opened by the buoyancy of the vapor accumulated in the gap between the first-layer filter 3 and the second-layer filter 4.
- the valve opening pressure P at which the vapor discharge valve 6 opens is such that the vapor discharge valve 6 opens and discharges the vapor before the gap between the first-layer filter 3 and the second-layer filter 4 is filled with vapor.
- the volume of the gap between the first filter 3 and the second filter 4 is V
- the fuel density is A
- the vapor density is B
- the area of the vapor discharge opening 23 is S
- the gravitational acceleration is g.
- the setting of the valve opening pressure P is a design matter that is carried out by appropriately determining the specific gravity, shape and size of the vapor discharge valve 6, and the fuel level in the fuel tank is opened in a state indicated by A in FIG.
- the valve pressure P is set.
- the first-layer filter 3 When the fuel level in the fuel tank falls below A shown in Fig. 1, the first-layer filter 3 is exposed to the air, and the surface of the first-layer filter 3 becomes vaporized heat. The vapor in the gap between the first-layer filter 3 and the second-layer filter 4 is liquefied, so that the vapor discharge valve 6 does not function and the vapor discharge opening 23 is closed. May be.
- the shape of the vapor discharge valve 6 may be a sphere as shown in FIG. 3 (a) or a poppet type as shown in FIG. 3 (b). . '
- the vapor accumulated in the gap between the first-layer filter 3 and the second-layer filter 4 is discharged from the vapor discharge opening 23.
- Enter the second layer filter 4 '' Vapor can be removed, and the suction of vapor into the fuel pump 1 can be reduced, thereby preventing pressure failure and discharge failure.
- the specific gravity of the vapor discharge valve 6 for opening and closing the vapor discharge opening 23 is made higher than the specific gravity of the fuel, and the vapor discharge valve 6 is connected to the first layer filter 3 and the second layer filter 2.
- the vapor discharge valve 6 is connected to the first layer filter 3 and the second layer filter 2.
- the number, position, shape, and the like of the constituent members are not limited to the above-described embodiment, and can be set to a suitable number, position, shape, and the like for implementing the present invention.
- the same components are denoted by the same reference numerals.
- the fuel pump with a filter according to the present invention is configured such that the vapor accumulated in the gap between the first-layer filter and the second-layer filter is discharged from the vapor discharge opening, so that the second-layer filter is disposed inside the second-layer filter.
- Incoming vapor can be removed, and the suction of vapor into the fuel pump can be reduced, preventing pressure insufficiency and discharge insufficiency, ensuring stable fuel pressure and flow rate It has the effect of being able to do so.
- the specific gravity of the vapor discharge valve that opens and closes the vapor discharge opening is made higher than the specific gravity of the fuel, and the vapor discharge valve is connected to the first-layer filter and the second-layer filter. Opens due to the buoyancy of vapor accumulated in the gap With such a configuration, it is possible to efficiently discharge the vapor without providing a complicated mechanism, and it is possible to effectively remove the vapor in the small flow rate returnless fuel pump. .
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Filtration Of Liquid (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-7020479A KR20050010938A (ko) | 2002-06-19 | 2003-06-03 | 필터부착 연료펌프 및 연료필터 |
EP03733274A EP1553285A1 (en) | 2002-06-19 | 2003-06-03 | Fuel pump with filter and fuel filter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002178013A JP4233815B2 (ja) | 2002-06-19 | 2002-06-19 | フィルタ付き燃料ポンプ及び燃料フィルタ |
JP2002-178013 | 2002-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004001216A1 true WO2004001216A1 (ja) | 2003-12-31 |
Family
ID=29996502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/006998 WO2004001216A1 (ja) | 2002-06-19 | 2003-06-03 | フィルタ付き燃料ポンプ及び燃料フィルタ |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1553285A1 (ja) |
JP (1) | JP4233815B2 (ja) |
KR (1) | KR20050010938A (ja) |
CN (1) | CN1662739A (ja) |
TW (1) | TW200401078A (ja) |
WO (1) | WO2004001216A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006032100A1 (de) * | 2006-07-11 | 2008-01-24 | Siemens Ag | Kraftstoff-Fördereinheit |
US8079479B2 (en) * | 2008-01-18 | 2011-12-20 | Synerject, Llc | In-tank fuel delivery module having an accessible fuel filter |
JP2010019151A (ja) * | 2008-07-10 | 2010-01-28 | Nifco Inc | 燃料用フィルタ |
KR101042855B1 (ko) * | 2008-12-31 | 2011-06-20 | 현담산업 주식회사 | 베이퍼 홀 필터를 구비하는 자동차용 터빈형 전동기식 연료펌프 |
JP6520680B2 (ja) * | 2015-01-15 | 2019-05-29 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
WO2016114132A1 (ja) * | 2015-01-15 | 2016-07-21 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
JP6459773B2 (ja) * | 2015-05-21 | 2019-01-30 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
JP6265200B2 (ja) * | 2015-07-29 | 2018-01-24 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
WO2017017894A1 (ja) * | 2015-07-29 | 2017-02-02 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
JP6319281B2 (ja) | 2015-09-03 | 2018-05-09 | 株式会社デンソー | サクションフィルタ及び燃料供給装置 |
JP7305575B2 (ja) * | 2020-02-06 | 2023-07-10 | 愛三工業株式会社 | 燃料供給装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63158577U (ja) * | 1987-04-07 | 1988-10-18 | ||
JPH02211373A (ja) * | 1989-02-09 | 1990-08-22 | Aisan Ind Co Ltd | 燃料ポンプ |
-
2002
- 2002-06-19 JP JP2002178013A patent/JP4233815B2/ja not_active Expired - Fee Related
-
2003
- 2003-05-30 TW TW092114787A patent/TW200401078A/zh unknown
- 2003-06-03 CN CN038144859A patent/CN1662739A/zh active Pending
- 2003-06-03 WO PCT/JP2003/006998 patent/WO2004001216A1/ja active Application Filing
- 2003-06-03 KR KR10-2004-7020479A patent/KR20050010938A/ko not_active Application Discontinuation
- 2003-06-03 EP EP03733274A patent/EP1553285A1/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63158577U (ja) * | 1987-04-07 | 1988-10-18 | ||
JPH02211373A (ja) * | 1989-02-09 | 1990-08-22 | Aisan Ind Co Ltd | 燃料ポンプ |
Also Published As
Publication number | Publication date |
---|---|
TWI294014B (ja) | 2008-03-01 |
CN1662739A (zh) | 2005-08-31 |
TW200401078A (en) | 2004-01-16 |
JP4233815B2 (ja) | 2009-03-04 |
EP1553285A1 (en) | 2005-07-13 |
KR20050010938A (ko) | 2005-01-28 |
JP2004019603A (ja) | 2004-01-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6112725A (en) | Fuel control system | |
US5718208A (en) | Fuel vapor management system | |
WO2004001216A1 (ja) | フィルタ付き燃料ポンプ及び燃料フィルタ | |
JP5414483B2 (ja) | 燃料供給装置 | |
KR101967203B1 (ko) | 석션필터 및 연료공급장치 | |
JP4231174B2 (ja) | 燃料蒸発ガス制御装置 | |
JP4912259B2 (ja) | 燃料供給装置 | |
JP4219850B2 (ja) | 燃料供給装置及びサクションフィルタ | |
US20090126708A1 (en) | Crank-case ventilation filter set equipped with check valve | |
JP2810020B2 (ja) | 燃料タンクの燃料取出装置 | |
CN112196709A (zh) | 燃油滤清器 | |
JP2003148267A (ja) | 車輌用燃料ポンプユニット | |
JP5855439B2 (ja) | 燃料供給ユニット | |
KR20060059791A (ko) | 오일 분리 구조 및 내연기관 | |
EP2178713B1 (en) | Elevated first fill valve in suction diesel units and pump modules | |
JP3337739B2 (ja) | フューエルカットオフバルブ装置 | |
JP3622064B2 (ja) | 燃料供給装置 | |
JPH0625658Y2 (ja) | 燃料供給装置 | |
JP2556097B2 (ja) | 車両用燃料供給装置 | |
JP2004036449A (ja) | 燃料タンク用統合バルブ | |
JP4200346B2 (ja) | 燃料保持タンクおよびそれを用いた燃料供給装置 | |
JPH102210A (ja) | 内燃機関のオイルパン | |
JP5777970B2 (ja) | 燃料タンク内装置 | |
JP2019215027A (ja) | オイルストレーナ | |
KR200324883Y1 (ko) | 급유차의 필터세퍼레이터 구조 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): BR CN IN KR |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2003733274 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 4001/DELNP/2004 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020047020479 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20038144859 Country of ref document: CN |
|
WWP | Wipo information: published in national office |
Ref document number: 1020047020479 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2003733274 Country of ref document: EP |