CN102493878A - Exhausting brake valve for automobile and automobile - Google Patents
Exhausting brake valve for automobile and automobile Download PDFInfo
- Publication number
- CN102493878A CN102493878A CN2011103920543A CN201110392054A CN102493878A CN 102493878 A CN102493878 A CN 102493878A CN 2011103920543 A CN2011103920543 A CN 2011103920543A CN 201110392054 A CN201110392054 A CN 201110392054A CN 102493878 A CN102493878 A CN 102493878A
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- cylinder
- plunger case
- valve
- acting cylinder
- piston
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- 230000000694 effects Effects 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 206010061688 Barotrauma Diseases 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000294743 Gamochaeta Species 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008717 functional decline Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
- F02D9/06—Exhaust brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/08—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the pneumatic type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
An exhausting brake valve for an automobile engine comprises a valve body, an air cylinder and a rocker arm. The air cylinder consists of a plunger-type cylinder and a single-acting cylinder, the plunger-type cylinder can directly transfer thrust to a piston of the single-acting cylinder, and a push rod of the single-acting cylinder extends out of an air cylinder casing and hinged to the rocker arm. The exhausting brake valve for the automobile has the advantages of being small in appearance geometric dimension, convenient to install, low in maintenance cost and the like.
Description
Technical field
The present invention is a kind of auxiliary brake of vehicle, particularly relates to a kind of novel exhaust brake valve that is used for motor car engine.
Background technique
The motor car engine braking system is one of important device of present vehicle safety travel.When vehicle need slow down particularly in the mountain area or city bus when needing frequent braking; If frequently use service brake; Will cause wheel drag overheated and make braking function decline; Like untimely taking emergency measures (cooling of stopping), even can cause braking total failure and the vehicle condition of causing danger.So adopt nothing decline property auxiliary braking system to be very important to this situation.Use complemental brake system can strengthen the vehicle braked performance; Need not use or use less break (traditional friction brake) just can vehicle be controlled in certain safe speed scope; The prevention car brakeing is malfunctioning; Guarantee traffic safety, particularly strengthen the Security of heavy-duty vehicle lower long slope.Use retarder can reduce the frequency of utilization of main Service Brake (friction brake) significantly simultaneously; Thereby reduce the wearing and tearing of foundation brakes braking hub and friction plate, improve its working life, prolong the service cycle of foundation brakes simultaneously; Reduce maintenance cost; Improve the Security and the travelling comfort of driving, reduce driver's fatigue, increase work efficiency.
In the auxiliary brake device for automobile that uses at present, exhaust brake is simple in structure because of it, reliable performance, and operation is easy for installation easily, and it also got widely as a kind of complemental brake system and used.The single-acting cylinder of exhaust braking valve of the prior art and plunger case adopt and divide body structure; All be parts independently, plunger case is positioned at the output terminal of single-acting cylinder, and plunger case and rocking arm are hinged; Cause manufacturing and maintenance cost too high; Change inconvenience, the physical dimension of brake valve is excessive, problems such as difficult installation.
201120077377.9 number Chinese utility model patent is used for the constant pressure type exhaust butterfly valve of generator auxiliary braking, it has a plunger case assembly and a single-acting cylinder, the two connection, and plunger case assembly and rocking arm are hinged.The plunger case assembly of this exhaust butterfly valve is two separate parts that separate with single-acting cylinder, links together.Because plunger case separates with single-acting cylinder, long term exposure includes piston and constant force spring outside in the plunger case.Like this, constant force spring and piston corrosion and aging easily in the plunger case.And, in the scheme of this model utility, with rocking arm hinged be the plunger case assembly, assembly assembling more complicated, the bad control of stroke, the easy like this valve block that causes can't be closed or close too early, just can't satisfy the constant voltage function.
Summary of the invention
The purpose of this invention is to provide a kind of novel exhaust brake valve that is used for motor car engine, have little, easy for installation, the advantages such as maintenance cost is low, long service life of profile physical dimension.
A kind of exhaust braking valve that is used for motor car engine; Comprise valve body, cylinder and rocking arm; Cylinder is made up of plunger case and single-acting cylinder, and plunger case connects single-acting cylinder, and plunger case can be directly passed to the single-acting cylinder piston with thrust; The push rod of single-acting cylinder stretches out outside the said cylinder shell, and hinged with rocking arm.
Preferably, said cylinder is made up of the structure of one plunger case and single-acting cylinder.
Preferably, plunger case comprises one-way valve, and the suction port of said cylinder is communicated with one-way valve, and suction port is positioned on the said cylinder end away from push rod.
Preferably, said cylinder is fixed on the supporting plate, and supporting plate and valve body have the structure of one.
Preferably, also can use following mode to replace the push rod and the direct hinged mode of rocking arm of said single-acting cylinder, the push rod of described single-acting cylinder and clevis one end are fixed, and the other end and the rocking arm of clevis are hinged.
Preferably, make cylinder shell of the present invention through Quenching Treatment.
Preferably, in said Quenching Treatment, comprise it is heated to about 200 degrees centigrade step in vacuum furnace.
Preferably, after above-mentioned steps, workpiece is taken out from stove, insert density of carbon dioxide gas and be higher than in the atmosphere more than 90%.
Preferably, put into vacuum furnace once more after in said atmosphere, reaching about 97 degrees centigrade, be heated to about 500 degrees centigrade, from stove, take out the back and in containing the normal temperature liquid of 1% above heavy metal, is dipped into natural temperature.
Experiment showed, the part through above-mentioned processing or above-mentioned processing, cylinder strength nearly improves 7 percent to ten, nearly improves 9 percent to 13 fatigue life, and noise reduces about 8 percent to nine in the load facility.
Preferably; During exhaust brake, thereby when the exhaust gas pressure of motor discharge opened valve block above certain threshold value, single-acting cylinder piston and plunger case piston were drawn back; Single-acting cylinder return spring and plunger case return spring change amount of deformation, play the constant voltage effect; When exhaust brake was removed, single-acting cylinder piston and plunger case piston be return under the elastic force effect of single-acting cylinder return spring and plunger case return spring respectively.
Preferably, cylinder also comprises limit structure, is used to limit the stroke of plunger case piston.
Preferably, said limit structure is a flange.
Beneficial effect:
Outlet valve does not receive the influence of cylinder force when closing: exhaust brake is when work; The air pressure that be unable to do without cylinder of closing of valve block promotes piston; Novel outlet valve back piston has two springs, the pressure when can constant cylinder closing, and valve block all is that flexibility is closed.And the exhaust valve closure on the market all is the effects of air pressure that receives car load, when air pressure is big it just to close power just big, often energetically close outlet valve, just easy premature damage.
Reduce the strength of dunnage: the work of outlet valve is closed and is opened through being everlasting exactly, and the outlet valve on the market has most of damage to be because the dunnage fracture now.
Because the plunger case assembly is arranged in the single-acting cylinder, piston and constant force spring in the plunger case have corrosion protection and anti-aging function.
Owing to replaced plunger case assembly and rocking arm hinged with single-acting cylinder, so the assembly assembling is simplified, Stroke Control also is easy to realize, has avoided valve block to close or to close too early, has satisfied the constant voltage function better.
The present invention also has characteristics such as brake rigging efficiency height, reliable transmission, no dead point, sensitivity height.
The invention still further relates to the automobile that has adopted according to exhaust braking valve of the present invention.
Description of drawings
Fig. 1 representes the profile outline according to a preferred embodiment of exhaust braking valve of the present invention;
Fig. 2 representes the cylinder sectional drawing according to exhaust braking valve of the present invention.
Embodiment
As illustrated in fig. 1 and 2, the output terminal push rod 8 of cylinder 2 connects clevis 3 rotating hinged Rocker arm 4 one ends; the other end of Rocker arm 4 is fixedly connected with rotating shaft 5 in clevis 3; rotating shaft 5 runs through valve body 6 and valve block 7, and valve block 7 can rotate in valve body 6 around rotating shaft 5, and rotating shaft 5 is with respect to disalignment one segment distance of valve block 7; supporting plate 1 has integrative-structure with valve body 6; perhaps supporting plate 1 is fixed on the valve body 6, and cylinder 2 is fixed on the supporting plate 1, and rotating shaft 5 deviates from the prolongation straight line of the output terminal push rod 8 of cylinder 2.
Cylinder 2 has suction port 16 away from an end of push rod 8, and cylinder 2 is made up of plunger case and single-acting cylinder, has the structure of one; In cylinder 2; Near suction port 16 be plunger case, plunger case connects single-acting cylinder, the push rod 8 of single-acting cylinder stretches out cylinder 2.Plunger case comprises plunger case piston 13, single-acting valve 15, single-acting valve spring 14, plunger case push rod 11 and plunger case return spring 12; Suction port 16 is communicated with single-acting valve 15; Single-acting valve 15 is positioned on the plunger case piston 13, has single-acting valve spring 14 between single-acting valve 15 and the plunger case piston 13, and the effect of plunger case return spring 12 is can be to plunger case piston 13 returns; The more important thing is; When exhaust brake, plunger case return spring 12 influences the power that valve block 7 is opened, and just influences the threshold value of engine exhaust pressure.
Single-acting cylinder comprises push rod 8; Single-acting cylinder piston 10 and single-acting cylinder return spring 9; Plunger case return spring 12 1 ends act on the single-acting cylinder piston 10; The other end acts on the spring pressuring plate of plunger case, and spring pressuring plate is resisted against single-acting cylinder piston 10 or omits spring pressuring plate, acts on (accompanying drawing is not shown) on the plunger case piston 13.Single-acting cylinder piston 10 has groove, is used to dodge the motion of plunger case push rod 11.
Effect is another kind of preferred, push rod 8 directly and Rocker arm 4 hinged.
Preferred as another kind, plunger case can omit plunger case push rod 11, and at this moment, the single-acting cylinder piston can not need groove.And at this moment, can comprise above-mentioned situation, can certainly comprise the above-mentioned situation that does not have spring pressuring plate with spring pressuring plate.
Preferred as another, plunger case also can not comprise one-way valve.
Preferred as another, cylinder 2 comprises a limit structure, on the inwall circumference of cylinder 2, has flange 17, is used to limit the stroke of plunger case piston 13.This limit structure has following advantage: (1) valve block 7 does not receive the influence of cylinder force when closing: exhaust brake is when work, and suction port 16 air pressure that be unable to do without cylinder 2 of closing of valve block 7 promote plunger case piston 13, when plunger case piston 13 moves to flange; The plunger case position of piston can not be moved on by flange 17 restriction again, preferably these flange 17 positions can corresponding valve block closed position just in time; The air pressure size of suction port is closed not influence to the outlet valve valve block like this; Valve block just can bear constant power like this, and the pressure when constant cylinder is closed, valve block all are that flexibility is closed; And exhaust valve closure of the prior art all is the effects of air pressure that receives car load; When air pressure is big it just to close power just big, often energetically close outlet valve, just easy premature damage.(2) strength of minimizing dunnage: the work of valve block 7 is closed and is opened through being everlasting exactly, and it is because the dunnage fracture that the outlet valve of existing technology has most of the damage.
Working principle: when normal driving, cylinder body suction port 16 does not have air inlet, and valve block 7 is opened, and engine exhaust normally discharges, and exhaust brake is work not; When needing exhaust brake, make 16 air inlets of cylinder body suction port, air pressure promotes one-way valve 15 and check valve spring 14, and plunger case piston 13 moves forward, promotes plunger case push rod 11 and plunger case return spring 12 and moves forward.Go ahead when plunger case push rod 11 promotes single-acting cylinder piston 10 again, promote push rod 8, the air pressure of cylinder ante-chamber is discharged in the atmosphere with push rod 8 places.At this moment, cylinder 2 is through push rod 8 output movements, and push rod 8 promotes clevis 3, makes Rocker arm 45 motions around the shaft, and rotating shaft 5 drives valve block 7 and closes, and engine exhaust is obstructed, and exhaust brake is started working; When the exhaust gas pressure of motor discharge has surpassed certain threshold value, because rotating shaft 5 is offset from the center line of valve block 7, the stressed difference in the both sides of valve block 7; When reaching certain threshold value; The pressure difference of both sides is opened valve block 7, and valve block 7 passes to thrust on Rocker arm 4, the push rod 8 from rotating shaft 5, and the thrust of single-acting cylinder piston 10 opposing plunger case return springs 12 is retreated; Valve block 7 was opened and was discharged the pressure waste gas that exceeds certain threshold value this moment; When the waste gas of motor was lower than the cylinder preset threshold, valve block 7 can be closed under the effect of plunger case return spring 12 automatically, and exhaust brake is keep-uped pressure; Behind the brake off, close suction port 16 air pressure, plunger case piston 13 receives spring force toward moved back with single-acting cylinder piston 10, and this moment, the air pressure of cylinder was discharged from check valve spring 14, one-way valve 15 and suction port 16.Brake valve restPoses.
Described herein is exemplary preferred embodiment of the present invention; And the preferred embodiments of the present invention of having used concrete term description; But this description only is used for the example purpose, and it only is example that those skilled in the art should be noted that disclosed by the invention, and is to be understood that; Can make various changes and variation, and not break away from the protection domain of claim of the present invention.
Exhaust braking valve of the present invention has comprised each technological scheme that the combination in any of each part mentioned above constitutes, and as space is limited, inconvenience is here given an example one by one.
Those skilled in the art are understood that; The present invention is improvements over the prior art; Its each component part is also comprising a large amount of existing technologies, yet, these existing technologies combinations are constituted technological scheme of the present invention; The creative work of this inventor's of condensing hardships comprises big quantity research and experiment.
Claims (10)
1. exhaust braking valve that is used for automobile; Comprise valve body, cylinder and rocking arm; It is characterized in that: cylinder is made up of plunger case and single-acting cylinder, and plunger case connects single-acting cylinder, and plunger case can be directly passed to the single-acting cylinder piston with thrust; The push rod of single-acting cylinder stretches out outside the said cylinder shell, and is connected with rocking arm is rotatable.
2. exhaust braking valve as claimed in claim 1 is characterized in that: said cylinder is made up of the structure of one plunger case and single-acting cylinder.
3. according to claim 1 or claim 2 exhaust braking valve, it is characterized in that: plunger case comprises one-way valve, and the suction port of said cylinder is communicated with one-way valve, and suction port is positioned on the said cylinder end away from push rod.
4. according to claim 1 or claim 2 exhaust braking valve; It is characterized in that: the push rod and the direct hinged mode of rocking arm of replacing said single-acting cylinder with following mode; The push rod of described single-acting cylinder and clevis one end are fixed, and the other end and the rocking arm of clevis are hinged.
5. exhaust braking valve as claimed in claim 3; It is characterized in that: the push rod and the rotatable ways of connecting of rocking arm of replacing said single-acting cylinder with following mode; The push rod of described single-acting cylinder and clevis one end are fixed, and the other end and the rocking arm of clevis are hinged.
6. like claim 1,2 or 5 described exhaust braking valves, it is characterized in that: said cylinder is fixed on the supporting plate, and supporting plate and valve body have the structure of one.
7. exhaust braking valve as claimed in claim 3 is characterized in that: said cylinder is fixed on the supporting plate, and supporting plate and valve body have the structure of one.
8. exhaust braking valve as claimed in claim 4 is characterized in that: said cylinder is fixed on the supporting plate, and supporting plate and valve body have the structure of one.
9. exhaust braking valve as claimed in claim 1; It is characterized in that: during exhaust brake; Thereby when the exhaust gas pressure of motor discharge opens valve block above certain threshold value; Single-acting cylinder piston and plunger case piston are drawn back, and single-acting cylinder return spring and plunger case return spring change amount of deformation, play the constant voltage effect; When exhaust brake was removed, single-acting cylinder piston and plunger case piston be return under the elastic force effect of single-acting cylinder return spring and plunger case return spring respectively.
10. like claim 1,3 or 9 described exhaust braking valves, it is characterized in that: cylinder also comprises limit structure, is used to limit the stroke of plunger case piston.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110392054.3A CN102493878B (en) | 2011-12-01 | 2011-12-01 | Exhausting brake valve for automobile and automobile |
| PCT/CN2012/071044 WO2013078785A1 (en) | 2011-12-01 | 2012-02-13 | Exhaust brake valve for automobile and automobile |
| EP12852543.3A EP2787199B1 (en) | 2011-12-01 | 2012-02-13 | Exhaust brake valve for automobile and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110392054.3A CN102493878B (en) | 2011-12-01 | 2011-12-01 | Exhausting brake valve for automobile and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493878A true CN102493878A (en) | 2012-06-13 |
| CN102493878B CN102493878B (en) | 2014-09-10 |
Family
ID=46185730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110392054.3A Active CN102493878B (en) | 2011-12-01 | 2011-12-01 | Exhausting brake valve for automobile and automobile |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2787199B1 (en) |
| CN (1) | CN102493878B (en) |
| WO (1) | WO2013078785A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976251A (en) * | 2015-07-29 | 2015-10-14 | 安徽江淮汽车股份有限公司 | Exhaust-assisted brake |
| CN114704632A (en) * | 2022-04-14 | 2022-07-05 | 一汽解放汽车有限公司 | Mechanical automatic transmission clutch execution system and vehicle |
| CN115289215A (en) * | 2022-07-05 | 2022-11-04 | 一汽解放汽车有限公司 | Automatic transmission pneumatic system and automatic transmission |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317013B (en) * | 2018-03-08 | 2024-01-02 | 东风商用车有限公司 | Exhaust brake valve of engine |
| CN108301929A (en) * | 2018-03-08 | 2018-07-20 | 东风商用车有限公司 | Exhaust brake valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08246905A (en) * | 1995-03-10 | 1996-09-24 | Hino Motors Ltd | Exhaust gas recirculation system of engine for vehicle |
| JPH094476A (en) * | 1995-06-21 | 1997-01-07 | Jidosha Kiki Co Ltd | Exhaust brake device |
| CN201916014U (en) * | 2011-01-25 | 2011-08-03 | 瑞立集团瑞安汽车零部件有限公司 | Operating cylinder of exhaust brake valve of automobile engine |
| CN201982180U (en) * | 2011-03-23 | 2011-09-21 | 济南百惠汽车零部件有限责任公司 | Constant-pressure exhaust braking butterfly valve for auxiliary braking of engine exhaust |
| CN202338400U (en) * | 2011-12-01 | 2012-07-18 | 瑞立集团瑞安汽车零部件有限公司 | Automobile and gas exhaust brake valve for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072265A (en) * | 1980-03-14 | 1981-09-30 | Exhaust Brake Sales & Services | An Exhaust Brake Valve Assembly |
| JPS626440U (en) * | 1985-06-26 | 1987-01-16 | ||
| JPH07208408A (en) * | 1994-01-28 | 1995-08-11 | Fuji Oozx Inc | Single acting type fluid-pressure cylinder device |
| JPH08303261A (en) * | 1995-04-28 | 1996-11-19 | Jidosha Kiki Co Ltd | Control cylinder for exhaust brake device |
| SE511633C2 (en) * | 1996-11-22 | 1999-11-01 | Volvo Lastvagnar Ab | Fluid driven actuator and use thereof |
| DE19716564A1 (en) * | 1997-04-19 | 1998-10-22 | Technomatik Maschinenelemente | Air cylinder |
| JPH11200959A (en) * | 1998-01-13 | 1999-07-27 | Isuzu Motors Ltd | Egr valve structure |
| DE102008010658B4 (en) * | 2008-02-22 | 2010-08-19 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Exhaust gas control system and emission control method |
| CN102052159A (en) * | 2010-12-21 | 2011-05-11 | 芜湖盛力制动有限责任公司 | Waste gas braking butterfly valve of braking system for automobile and engineering machinery |
-
2011
- 2011-12-01 CN CN201110392054.3A patent/CN102493878B/en active Active
-
2012
- 2012-02-13 WO PCT/CN2012/071044 patent/WO2013078785A1/en active Application Filing
- 2012-02-13 EP EP12852543.3A patent/EP2787199B1/en not_active Not-in-force
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08246905A (en) * | 1995-03-10 | 1996-09-24 | Hino Motors Ltd | Exhaust gas recirculation system of engine for vehicle |
| JPH094476A (en) * | 1995-06-21 | 1997-01-07 | Jidosha Kiki Co Ltd | Exhaust brake device |
| CN201916014U (en) * | 2011-01-25 | 2011-08-03 | 瑞立集团瑞安汽车零部件有限公司 | Operating cylinder of exhaust brake valve of automobile engine |
| CN201982180U (en) * | 2011-03-23 | 2011-09-21 | 济南百惠汽车零部件有限责任公司 | Constant-pressure exhaust braking butterfly valve for auxiliary braking of engine exhaust |
| CN202338400U (en) * | 2011-12-01 | 2012-07-18 | 瑞立集团瑞安汽车零部件有限公司 | Automobile and gas exhaust brake valve for automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976251A (en) * | 2015-07-29 | 2015-10-14 | 安徽江淮汽车股份有限公司 | Exhaust-assisted brake |
| CN114704632A (en) * | 2022-04-14 | 2022-07-05 | 一汽解放汽车有限公司 | Mechanical automatic transmission clutch execution system and vehicle |
| CN115289215A (en) * | 2022-07-05 | 2022-11-04 | 一汽解放汽车有限公司 | Automatic transmission pneumatic system and automatic transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013078785A1 (en) | 2013-06-06 |
| EP2787199A1 (en) | 2014-10-08 |
| EP2787199B1 (en) | 2018-07-18 |
| CN102493878B (en) | 2014-09-10 |
| EP2787199A4 (en) | 2016-01-13 |
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Denomination of invention: An exhaust brake valve and its application in automobiles Granted publication date: 20140910 Pledgee: China Minsheng Banking Corp Wenzhou branch Pledgor: RUILI GROUP RUIAN AUTO PARTS Co.,Ltd. Registration number: Y2024980012628 |
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