CN102486145A - Fuel tank control valve for vehicle - Google Patents
Fuel tank control valve for vehicle Download PDFInfo
- Publication number
- CN102486145A CN102486145A CN201110329221XA CN201110329221A CN102486145A CN 102486145 A CN102486145 A CN 102486145A CN 201110329221X A CN201110329221X A CN 201110329221XA CN 201110329221 A CN201110329221 A CN 201110329221A CN 102486145 A CN102486145 A CN 102486145A
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- port
- pressure
- valve
- spool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/035—Fuel tanks characterised by venting means
- B60K15/03519—Valve arrangements in the vent line
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
- Safety Valves (AREA)
Abstract
Provided is a fuel tank control valve for a vehicle that appropriately and actively controls a loading pipe of an evaporation gas which is connected from a fuel tank to a canister, and prevents internal pressure of the fuel tank from excessively increasing or decreasing, by basically preventing the evaporation gas from being loaded from the fuel tank to the canister when the engine is turned off, allowing the evaporation gas to be loaded from the fuel tank to the canister when the engine is turned on, and allowing the evaporation gas to be loaded from the fuel tank to the canister, even if the engine is turned off, when the vehicle is filled with fuel.
Description
The cross reference of related application
The preference that the korean patent application that the application requires to submit on December 2nd, 2010 is 10-2010-0122044 number, the full content of above-mentioned application is incorporated into this and is used for this all purposes of quoting.
Technical field
The present invention relates to a kind of control valve that is used for the fuel tank of vehicle, and more particularly, the present invention relates to a kind of like this control valve, it is between fuel tank and charcoal jar (canister), and control moves to the boil-off gas of the fuel of charcoal jar from fuel tank.
Background technique
The charcoal jar of vehicle is a kind of like this equipment; It is through collecting from the boil-off gas that is stored in the fuel in the fuel tank; And prevent to leak in the atmosphere from the boil-off gas of fuel, and when power operation, with the gas handling system of boil-off gas dispatch to motor to burn.
Recently; In motor vehicle driven by mixed power or plug-in hybrid vehicle; Compare with vehicle common in the correlation technique, the operation ratio of electric motor has greatly increased when vehicle driving, and can greatly have been reduced by the amount of the boil-off gas of dispatch to motor; Thereby the capacity gauge that makes the charcoal jar is not too sufficient, and possibly have boil-off gas and be discharged in the atmosphere.
Therefore; Need a kind of control, with when the tail-off, except when fuel is when being sprayed; Its gas that can limit or avoid evaporating is loaded into from fuel tank in the charcoal jar, and need boil-off gas is restricted to have only when motor is opened and just can be loaded in the charcoal jar.
In addition, when being loaded on boil-off gas the charcoal jar from fuel tank and being restricted, fuel tank can seal, and excessive pressure ground increases or negative pressure can occur, thereby needs measure suitably to eliminate pressure.
The information that is disclosed in this background of invention technology part only is intended to deepen the understanding to general background technique of the present invention, does not admit or hint in any form that this information constitutes to be existing technology known in those skilled in the art and should not be regarded as.
Summary of the invention
All aspects of of the present invention are devoted to provide a kind of control valve that is used for the fuel tank of vehicle; It is controlled the loading pipeline of the boil-off gas that is connected to the charcoal jar from fuel tank suitably and on one's own initiative; And be loaded on the charcoal jar from fuel tank through the gas that avoids evaporating basically when the tail-off; Through when motor moves, allowing boil-off gas to be loaded on the charcoal jar from fuel tank; Even and be that the also permission boil-off gas of closing is loaded on the charcoal jar from fuel tank through motor when vehicle fills up fuel, thereby the internal pressure that prevents fuel tank exceedingly increases or exceedingly reduces.
All aspects of of the present invention provide a kind of control valve that is used for the fuel tank of vehicle, comprising: shell, said shell have first port that is connected to fuel tank and second port that is connected to the charcoal jar; Pressure valve spool (pressure valve spool), said pressure valve spool are arranged as and can slide on said shell cathetus ground, said first port is connected with said second port or breaks off, and have through hole; Electromagnetic actuators, said electromagnetic actuators has plunger, this plunger can move point-blank with the said through hole of closure and on the disconnection direction of said first port and said second port compressing said pressure valve spool; Pressure spring, said pressure spring flexibly support said pressure valve spool on the connecting direction of said first port and said second port; And balance spring, said balance spring and said pressure spring are oppressed said plunger on the contrary.
According to All aspects of of the present invention; It can be suitably and on one's own initiative the loading pipeline of the boil-off gas that is connected to the charcoal jar from fuel tank is controlled; And be loaded on the charcoal jar from fuel tank through the gas that avoids evaporating basically when the tail-off; Through when motor moves, allowing boil-off gas to be loaded on the charcoal jar from fuel tank; Even and be that the also permission boil-off gas of closing is loaded on the charcoal jar from fuel tank through motor when vehicle fills up fuel, thereby the internal pressure that prevents fuel tank exceedingly increases or exceedingly reduces.Therefore, can protect fuel tank, and prevent to leak in the atmosphere, thereby make environmental pollution drop to minimum and can satisfy various rules from the boil-off gas of fuel.
Through the accompanying drawing of including this paper in and the embodiment that is used to explain some principle of the present invention subsequently with accompanying drawing, further feature that method and apparatus of the present invention had and advantage will become clear or be able to more particularly illustrate.
Description of drawings
Fig. 1 is the view that has shown the profile of the fuel tank control valve that is used for vehicle.
Fig. 2 is the cross-sectional view of II-II line in Fig. 1.
Fig. 3 is the cross-sectional view of III-III line in Fig. 1.
Fig. 4 is the view that has shown with respect to first aperture position of the control valve of Fig. 3.
Fig. 5 is the view that has shown with respect to second aperture position of the control valve of Fig. 3 and Fig. 4.
Fig. 6 is the view that has shown relief valve and vacuum valve in the normal state.
Fig. 7 is the cross-sectional view that has shown the state of Fig. 6 in another angle.
Fig. 8 is the view that has shown the operation of relief valve when excessive pressure when fuel tank is high.
Fig. 9 is the cross-sectional view that has shown the state of Fig. 8 in another angle.
Figure 10 is the view that has shown the operation of relief valve when the excessive pressure of fuel tank is hanged down.
Figure 11 is the cross-sectional view that has shown the state of Figure 10 in another angle.
Should understand, appended accompanying drawing is not the technique of painting of somewhat simplified that has shown the exemplifying various characteristics of basic principle of the present invention pari passu.Concrete DESIGNED FEATURE of the present invention disclosed herein for example comprises that concrete size, direction, position and profile will be partly confirmed by concrete the environment that will use and use.
In these figures, run through several figures of accompanying drawing, reference character is quoted part same or that be equal to of the present invention.
Embodiment
To at length make each embodiment of the present invention now and quoting, the instance of these embodiments is shown in the accompanying drawings and is described below.Although the present invention will combine with exemplary and describe, should recognize that this specification is not to be intended to the present invention is restricted to those exemplary.On the contrary, the present invention is intended to not only cover these exemplary, and covering can be included in various selection forms, modification, the equivalent form of value and other embodiment within the spirit and scope of the present invention that limited accompanying claims.
Referring to figs. 1 to Fig. 3, each embodiment of the present invention comprises shell 5, pressure valve spool 9, electromagnetic actuators 13, pressure spring 15 and balance spring 17, and this shell 5 has first port that is connected to fuel tank and second port 3 that is connected to the charcoal jar; This pressure valve spool 9 is arranged as and can slides on shell 5 cathetus ground, first port one is connected with second port 3 or breaks off, and have through hole 7; This electromagnetic actuators 13 has plunger 11, plunger 11 move point-blank with closed through hole 7 and on the disconnection direction of first port one and second port 3 compressive pressure valve core 9; This pressure spring 15 abutment pressure valve core 9 flexibly on the connecting direction of first port one and second port 3; This balance spring 17 is oppressed plunger 11 on the contrary with pressure spring 15.
That is to say that pressure valve spool 9 is arranged in the shell 5, its underpart is flexibly supported by pressure spring 15; Its top allows that plunger 11 is closed also oppresses through hole 7, thereby makes pressure valve spool 9 can go up in the drawings/slide as the crow flies on the lower direction, and plunger 11 is flexibly supported; Thereby through balance spring 17 downward compressive pressure valve cores 9; Like this, when oppressing balance spring 17 through the electric power that is applied to electromagnetic valve actuator 13, plunger 11 moves up; And pressure valve spool 9 also correspondingly moves up; Thereby change the position to first port one and second port 3 are connected with breaking off fully fully, and can form continuously and connect fully and the state between the disconnection fully, thereby can be linearly and control the open area changeably.
As stated; Can be linearly and control the open area between first port one and second port 3 changeably according to the electric power that is applied to electromagnetic actuators 13, thus pressure that can the based on fuel case and the pressure accurately controlling the pressure of fuel tank and be applied to the boil-off gas of charcoal jar from fuel tank.
In addition, shell 5 has split channel 19, and it can be shunted the pressure valve spool 9 that breaks off first port one and second port 3, and first port one is connected with second port 3.Split channel 19 is provided with relief valve 21 and vacuum valve 23; When the pressure of fuel tank reach first reference pressure or higher the time this relief valve 21 open split channels 19, when the pressure of fuel tank reach second reference pressure or lower the time this vacuum valve 23 open split channels 19.
That is to say; When first port one and second port 3 are fully broken off by pressure valve spool 9 and plunger 11; Fuel tank seals with the outside basically fully; Thereby relief valve 21 and vacuum valve 23 are set, guarantee safety through the internal pressure that suitably removes fuel tank when becoming too high or too low when internal pressure.
When first reference pressure (for example approximately 35KPa) when first port one is applied in; Through opening split channel 19; Relief valve 21 can remove the internal pressure of fuel tank to the charcoal jar; And when second reference pressure (for example approximately-when 15KPa) being applied to first port one, through opening split channel 19, vacuum valve 23 can remove the negative pressure of fuel tank.
When plunger 11 was spaced, the through hole 7 of pressure valve spool 9 can be connected first port one through pressure valve spool 9 with second port 3.
Although balance spring 17 is in electromagnetic actuators 13, flexibly to support plunger 11 towards pressure valve spool 9 in each embodiment, it also can be at the external bracing plunger 11 of electromagnetic actuators 13.
In split channel 19, relief valve 21 is arranged as a row with vacuum valve 23.
That is to say that overflow body (reliefbody) 29 is inserted in the space that forms split channel 19 in the shell 5, and relief valve 21 is arranged side by side in overflow body 29 with vacuum valve 23.
The relief valve spool 31 of relief valve 21 is inserted as and can slides on overflow body 29 cathetus ground, and the overflow spring 33 that flexibly supports relief valve spool 31 is arranged as opposing from the first port one applied pressure.
In addition, vacuum valve 23 is arranged in overflow body 29 places, with through since from second port, 3 applied pressures cause certainly the distortion mode open split channel 19.
The operation of the control valve of the fuel tank that is used for vehicle of the present invention with above-mentioned structure will be described hereinafter.
, describe to Fig. 6 with reference to figure 3 make the operation that connects between first port one and second port 3 and break off through pressure valve spool 9 and plunger 11.Fig. 3 has shown that pressure valve spool 9 is by plunger 11 situation when lower compression and through hole 7 are closed; Thereby first port one and second port 3 are broken off fully, wherein, under the condition of tail-off; Through keeping above-mentioned state, can not be loaded on the charcoal jar from the boil-off gas of fuel tank.
Significantly, when the pressure of fuel tank in this state increased to above first reference pressure, relief valve 21 was automatically opened, and the pressure of fuel tank is removed.
As shown in Figure 4 from the first step of State Control opening of valves shown in Figure 3.
That is to say; Along with electric current be provided to electromagnetic actuators 13 and the compressing balance spring 17 in plunger 11 move up; Pressure valve spool 9 can not move up immediately and be held in place through the pressure from fuel tank in the stage that moves up in early days, thereby first port one and second port 3 only are connected by 7 moments of through hole.
This is in order to prevent that each valve in the fuel tank breaks down when the pressure of fuel tank suddenly is removed, and prevents noise and vibration, and for example through the first above-mentioned open operation, makes the pressure of fuel tank reduce to about 1KPa from 35KPa.
Then; Along with the pressure difference between second port 3 at first port one at fuel tank place and charcoal jar place as stated that kind be removed; Elastic force through pressure spring 15 makes pressure valve spool 9 move up along plunger 11, thereby first port one can fully be connected with second port 3.
Significantly, the shift motion of aforesaid pressure valve spool 9 can be controlled by the electric power that is applied to electromagnetic actuators 13.As stated, first port one and the zone between second port 3, the pilot pressure more accurately opened by pressure valve spool 9 through control.
Fig. 6 to Figure 11 guarantees that to being used to the certain operations of fuel tank safety compares, and the safety of when pressure valve spool 9 is closed, guaranteeing fuel tank is through automatically removing malleation excessive in the fuel tank or excessive negative pressure realizes.
With reference to figure 6 and Fig. 7, when the pressure in the fuel tank surpasses second reference pressure and is lower than first reference pressure, that is to say that it is in the scope that can think normal pressure, split channel 19 is closed through relief valve 21 and vacuum valve 23.
With reference to figure 8 and Fig. 9; When the increased pressure in the fuel tank to first reference pressure or when higher, be applied to relief valve spool 31 from the first port one applied pressure, and relief valve spool 31 moves in the time of compression overflow spring 33; Thereby split channel 19 is opened; Wherein, pressure excessive in the fuel tank is removed through fuel tank being connected to the connection of charcoal jar, and after pressure is removed; Through the elastic force of overflow spring 33, relief valve spool 31 is return and split channel 19 is closed automatically.
With reference to Figure 10 and Figure 11; Along with the internal pressure of fuel tank drops under second reference pressure and has produced excessive negative pressure; The elastic plate 39 of vacuum valve 23 deforms and opens the attachment hole 37 of overflow body 29; Thereby split channel 19 is connected, and the negative pressure in the fuel tank is removed.
For the ease of in accompanying claims, explaining and explication, be used on the term or down or the like coming these characteristics are described with reference to the position of the characteristic of exemplary shown in the figure.
The description that the front is appeared the concrete exemplary of the present invention is from explanation and purpose of description.The description of front is not wanted to become and is had no to omit, and neither want to be restricted to disclosed precise forms to the present invention, and obviously, a lot of to change and change all be possible according to above-mentioned instruction.Selecting the exemplary line description of going forward side by side is in order to explain certain principles of the present invention and practical application thereof, thereby makes others skilled in the art can realize and utilize various exemplary of the present invention and various selection form and modification.Scope of the present invention is intended to limited appended claims and equivalents thereof.
Claims (9)
1. control valve that is used for the fuel tank of vehicle comprises:
Shell, said shell have first port that is connected to fuel tank and second port that is connected to the charcoal jar;
Pressure valve spool, said pressure valve spool are arranged as and can slide on said shell cathetus ground, said first port is connected with said second port or breaks off, and have through hole;
Electromagnetic actuators, said electromagnetic actuators has plunger, this plunger can move point-blank with the said through hole of closure and on the disconnection direction of said first port and said second port compressing said pressure valve spool;
Pressure spring, said pressure spring flexibly support said pressure valve spool on the connecting direction of said first port and said second port; And
Balance spring, said balance spring and said pressure spring are oppressed said plunger on the contrary.
2. the control valve that is used for the fuel tank of vehicle according to claim 1; Wherein said shell has split channel; Said split channel can be shunted and said first port is connected with said second port the said pressure valve spool that breaks off said first port and said second port, and
Said split channel further is provided with relief valve and vacuum valve; When the pressure of said fuel tank reach first reference pressure or higher the time this relief valve open said split channel, when the pressure of said fuel tank reach second reference pressure or lower the time this vacuum valve open said split channel.
3. the control valve that is used for the fuel tank of vehicle according to claim 2, wherein when said plunger was spaced, the said through hole of said pressure valve spool was connected said first port through said pressure valve spool with said second port.
4. the control valve that is used for the fuel tank of vehicle according to claim 3; Wherein said pressure valve spool comprises spool body and a plurality of guiding boss; Said spool body has flat plate shape shape and has said through hole; Said a plurality of guiding boss is outstanding from said spool body, and vertical with the flat plate shape shape of said spool body, thereby guides said spool body to slide on said shell cathetus ground.
5. the control valve that is used for the fuel tank of vehicle according to claim 3, wherein said balance spring in said electromagnetic actuators towards the said pressure valve spool said plunger of bias voltage flexibly.
6. the control valve that is used for the fuel tank of vehicle according to claim 3, wherein said relief valve and said vacuum valve sequentially are arranged in the said split channel.
7. the control valve that is used for the fuel tank of vehicle according to claim 6, wherein the overflow body is inserted in the space that forms said split channel in the said shell;
The relief valve spool of said relief valve is inserted as and can slides on said overflow body cathetus ground; And
The overflow spring that flexibly supports said relief valve spool is arranged as opposing from the said first port applied pressure.
8. the control valve that is used for the fuel tank of vehicle according to claim 7; Wherein said vacuum valve is arranged in said overflow body place; To open said split channel through the mode of distortion certainly, should be from distortion owing to causing from the said second port applied pressure.
9. the control valve that is used for the fuel tank of vehicle according to claim 8; Wherein said vacuum valve has the protuberance of insertion and elastic plate; Said insertion protuberance passes said overflow body and inserts at the center; Said elastic plate is connected with the umbrella shape shape with said insertion protuberance integratedly, and said elastic plate is formed on the attachment hole sealing in the said overflow body through utilizing elastic force to make.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0122044 | 2010-12-02 | ||
| KR1020100122044A KR101181065B1 (en) | 2010-12-02 | 2010-12-02 | Fuel Tank Control Valve for Vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102486145A true CN102486145A (en) | 2012-06-06 |
Family
ID=46083052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110329221XA Pending CN102486145A (en) | 2010-12-02 | 2011-10-26 | Fuel tank control valve for vehicle |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20120138610A1 (en) |
| JP (1) | JP2012117514A (en) |
| KR (1) | KR101181065B1 (en) |
| CN (1) | CN102486145A (en) |
| DE (1) | DE102011054565A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672071A (en) * | 2013-12-20 | 2014-03-26 | 孙达立 | Low-pressure protective valve for fuel oil evaporation system of passenger car |
| CN105804893A (en) * | 2016-03-16 | 2016-07-27 | 江苏大学 | Vacuum release valve used for vehicle-mounted oil-gas recovery device |
| CN106132751A (en) * | 2014-01-30 | 2016-11-16 | 拉瓦尔A.C.S.公司 | Pressure relief valve |
| CN106895193A (en) * | 2015-12-17 | 2017-06-27 | 现代自动车株式会社 | For the valve of fuel cell |
| CN107176027A (en) * | 2016-03-10 | 2017-09-19 | 麦格纳斯太尔燃油系统公司 | Valve gear |
| CN107244233A (en) * | 2017-06-29 | 2017-10-13 | 安徽江淮汽车集团股份有限公司 | A kind of weight valve leak-proof device and automobile |
| US10323769B2 (en) | 2014-11-05 | 2019-06-18 | Raval A.C.S. Ltd. | Pressure relief valve |
| CN110566377A (en) * | 2018-06-06 | 2019-12-13 | 爱三工业株式会社 | Fluid control valve |
| CN114502408A (en) * | 2019-09-05 | 2022-05-13 | 帕德米尼Vna机电一体化私人有限公司 | Improved fuel tank isolation valve using integrated stepper motor |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9890747B2 (en) | 2014-05-05 | 2018-02-13 | Continental Automotive Systems, Inc. | Tank pressure control solenoid with passive tank vacuum |
| CN109611590B (en) * | 2019-01-24 | 2023-11-28 | 安徽尼威汽车动力系统有限公司 | Oil tank isolation valve |
| CN109552027B (en) * | 2019-01-24 | 2023-10-27 | 安徽尼威汽车动力系统有限公司 | Electronically controlled fuel system |
| KR20220017239A (en) | 2020-08-04 | 2022-02-11 | 현대자동차주식회사 | Fuel tank isolation solenoid valve for vehicle |
| KR20220134150A (en) | 2021-03-26 | 2022-10-05 | 현대자동차주식회사 | Fuel tank isolation solenoid valve for vehicle |
| KR20220168376A (en) | 2021-06-16 | 2022-12-23 | 현대자동차주식회사 | Isolation valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5211151A (en) * | 1991-02-27 | 1993-05-18 | Honda Giken Kogyo Kabushiki Kaisha (Honda Motor Co., Ltd.) | Apparatus for restricting discharge of evaporated fuel gas |
| US6227176B1 (en) * | 1998-07-16 | 2001-05-08 | Andreas Stihl Ag & Co. | Pressure equalization system for a fuel tank of an internal combustion engine |
| US20020185181A1 (en) * | 2000-05-25 | 2002-12-12 | Weldon Craig Andrew | Fuel tank pressure control valve |
| US20060207663A1 (en) * | 2005-03-15 | 2006-09-21 | Denso Corporation | Electromagnetic valve |
| CN201401250Y (en) * | 2009-04-30 | 2010-02-10 | 比亚迪股份有限公司 | Activated carbon pot one-way valve |
| CN201661388U (en) * | 2008-02-01 | 2010-12-01 | 伊顿公司 | Control valve component used for ventilating steam space of fuel tank and used for fuel tank |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2534462Y2 (en) * | 1991-02-18 | 1997-04-30 | 富士重工業株式会社 | Canister |
| JPH0972251A (en) * | 1995-09-04 | 1997-03-18 | Nippon Soken Inc | Evaporative emission treatment device |
| JP2002048258A (en) | 2000-08-01 | 2002-02-15 | Denso Corp | Magnetic valve device and vapor fuel process system using the same |
| KR100851017B1 (en) | 2006-05-08 | 2008-08-12 | 피엔케이산업(주) | Canister close valve device |
| JP4794652B2 (en) | 2009-05-11 | 2011-10-19 | 定男 篠原 | Separator plate centrifuge and its separator plate |
-
2010
- 2010-12-02 KR KR1020100122044A patent/KR101181065B1/en active IP Right Grant
-
2011
- 2011-07-07 JP JP2011150793A patent/JP2012117514A/en active Pending
- 2011-10-03 US US13/251,977 patent/US20120138610A1/en not_active Abandoned
- 2011-10-18 DE DE102011054565A patent/DE102011054565A1/en not_active Withdrawn
- 2011-10-26 CN CN201110329221XA patent/CN102486145A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5211151A (en) * | 1991-02-27 | 1993-05-18 | Honda Giken Kogyo Kabushiki Kaisha (Honda Motor Co., Ltd.) | Apparatus for restricting discharge of evaporated fuel gas |
| US6227176B1 (en) * | 1998-07-16 | 2001-05-08 | Andreas Stihl Ag & Co. | Pressure equalization system for a fuel tank of an internal combustion engine |
| US20020185181A1 (en) * | 2000-05-25 | 2002-12-12 | Weldon Craig Andrew | Fuel tank pressure control valve |
| US20060207663A1 (en) * | 2005-03-15 | 2006-09-21 | Denso Corporation | Electromagnetic valve |
| CN201661388U (en) * | 2008-02-01 | 2010-12-01 | 伊顿公司 | Control valve component used for ventilating steam space of fuel tank and used for fuel tank |
| CN201401250Y (en) * | 2009-04-30 | 2010-02-10 | 比亚迪股份有限公司 | Activated carbon pot one-way valve |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672071A (en) * | 2013-12-20 | 2014-03-26 | 孙达立 | Low-pressure protective valve for fuel oil evaporation system of passenger car |
| US10717353B2 (en) | 2014-01-30 | 2020-07-21 | Raval A.C.S. Ltd. | Pressure relief valve |
| CN106132751A (en) * | 2014-01-30 | 2016-11-16 | 拉瓦尔A.C.S.公司 | Pressure relief valve |
| CN106132751B (en) * | 2014-01-30 | 2020-05-12 | 拉瓦尔A.C.S.公司 | Pressure relief valve |
| US10323769B2 (en) | 2014-11-05 | 2019-06-18 | Raval A.C.S. Ltd. | Pressure relief valve |
| CN106895193B (en) * | 2015-12-17 | 2019-12-10 | 现代自动车株式会社 | Valve for fuel cell |
| CN106895193A (en) * | 2015-12-17 | 2017-06-27 | 现代自动车株式会社 | For the valve of fuel cell |
| CN107176027B (en) * | 2016-03-10 | 2019-06-25 | 麦格纳斯太尔燃油系统公司 | Valve gear |
| CN107176027A (en) * | 2016-03-10 | 2017-09-19 | 麦格纳斯太尔燃油系统公司 | Valve gear |
| CN105804893B (en) * | 2016-03-16 | 2018-12-14 | 江苏大学 | A kind of slow pressure valve of the vacuum for vehicle-mounted oil vapor recovery device |
| CN105804893A (en) * | 2016-03-16 | 2016-07-27 | 江苏大学 | Vacuum release valve used for vehicle-mounted oil-gas recovery device |
| CN107244233A (en) * | 2017-06-29 | 2017-10-13 | 安徽江淮汽车集团股份有限公司 | A kind of weight valve leak-proof device and automobile |
| CN110566377A (en) * | 2018-06-06 | 2019-12-13 | 爱三工业株式会社 | Fluid control valve |
| CN110566377B (en) * | 2018-06-06 | 2022-04-26 | 爱三工业株式会社 | Fluid control valve |
| CN114502408A (en) * | 2019-09-05 | 2022-05-13 | 帕德米尼Vna机电一体化私人有限公司 | Improved fuel tank isolation valve using integrated stepper motor |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120138610A1 (en) | 2012-06-07 |
| DE102011054565A1 (en) | 2012-06-06 |
| JP2012117514A (en) | 2012-06-21 |
| KR101181065B1 (en) | 2012-09-07 |
| KR20120060510A (en) | 2012-06-12 |
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Application publication date: 20120606 |