CN103857882B - For the valve device of internal combustion engine - Google Patents
For the valve device of internal combustion engine Download PDFInfo
- Publication number
- CN103857882B CN103857882B CN201280050660.XA CN201280050660A CN103857882B CN 103857882 B CN103857882 B CN 103857882B CN 201280050660 A CN201280050660 A CN 201280050660A CN 103857882 B CN103857882 B CN 103857882B
- Authority
- CN
- China
- Prior art keywords
- actuator
- camshaft
- valve
- outer shaft
- valve device
- 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.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/34413—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using composite camshafts, e.g. with cams being able to move relative to the camshaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L2001/34486—Location and number of the means for changing the angular relationship
- F01L2001/34489—Two phasers on one camshaft
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0242—Variable control of the exhaust valves only
- F02D13/0249—Variable control of the exhaust valves only changing the valve timing only
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0261—Controlling the valve overlap
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The present invention relates to a kind of valve device for internal combustion engine, with least two camshafts and a phase regulator（20）, wherein, the phase regulator（20）Including a driving wheel（26）, one first actuator and one second actuator, wherein, first actuator is connected with the first camshaft in the camshaft, second actuator is connected with the second camshaft in the camshaft, wherein, by adjusting the described first and/or second actuator, each camshaft is can adjust on the driving wheel（26）Phase angle, and characterized in that, the adjustment of second actuator is carried out according to the adjustment of first actuator.
Description
Technical field
The present invention relates to a kind of valve device for internal combustion engine, with least two camshafts and a phase adjusted
Device, wherein, the phase regulator includes a driving wheel, one first actuator and one second actuator, wherein, described first
Actuator is connected in anti-relative rotation with the first camshaft in the camshaft, in second actuator and the camshaft
The second camshaft connect in anti-relative rotation, wherein, by adjusting the described first and/or second actuator, can adjust on
The phase angle of the driving wheel.
Background technology
Valve device for a piston IC engine is used for the internal combustion engine including at least one, usual two respectively
Each cylinder inlet valve and exhaust valve.The inlet valve and exhaust valve via camshaft control, wherein, with more than two gas
In the case of the internal combustion engine of door, for each cylinder usually using two camshafts.The laying of the camshaft is often such as lower section
Formula, i.e., one of camshaft controls all of inlet valve and another camshaft controls all of exhaust valve.
It is well known that, in order to improve the operation action of internal combustion engine, single inlet valve and/or row is changed in the following way
The valve control time of valve, so as to adjust the phase angle of the camshaft for controlling these inlet valves and/or exhaust valve.Therefore, each
Camshaft is rotated relative to a driving wheel by means of a phase regulator with angle, the i.e. phase angle of a definition, wherein, warp
The camshaft is rotatably driven by the driving wheel, when thus controlling the valve of the valve manipulated using the phase angle
Between can be adjusted towards " more early in other words in advance " or " delayed later in other words ".
It is also known that following internal combustion engine, wherein, not only control inlet valve also controls exhaust valve to the camshaft respectively.This is normal
Often it is referred to as " mixed camshafts ".It is this in principle（Simply）The phase adjustment of mixed camshafts result in not only to be controlled
The change of the valve control time of the inlet valve of system and the exhaust valve for being controlled, exactly along identical direction and with phase
Same phase angle.But this is in many cases undesirable.But the valve control time of the inlet valve and exhaust valve
Should independently control.This realizes that is, described camshaft is with double cam for mixed camshafts in the following way
Axle, so-called cam interlocking cam-type camshaft（Cam-in-Cam-Nockenwellen）Form construction.Its by an outer shaft and
One is supported on the interior axle composition in the outer shaft, wherein, not only the interior axle but also the outer shaft be designed with for control it is described enter
The cam of valve and exhaust valve.In the case, the cam of the interior axle is extend into the outer shaft by opening.So, borrow
Help a phase regulator, it can be such that the interior axle and the outer shaft rotates independently of each other, there is as follows, i.e. phase
Mutually it is independently adjustable the control time of the inlet valve and exhaust valve.
This phase regulator is for example from disclosed in the B2 of US 7,841,311.It includes a driving wheel, the driving wheel via
Arbitrary driving element（Gear, band tooth transmission belt, Quality Initiative）Rotatably driven by the bent axle of an internal combustion engine.The driving wheel
Rotation is delivered on a twin cam shaft via two flywheels, wherein, a wheel action in the flywheel to the cam
In interior axle and another wheel action is on the outer shaft.The flywheel can be within certain limits one equally by the driving
Take turns in the housing of rotation driving and rotate, thus, it is possible to the interior axle and outer shaft realizing being connected with the flywheel relative to the driving wheel
Phase adjustment.The adjustment of two flywheels in the housing is carried out hydraulically and independently of each other, that is to say, that axle
Phase position does not have influence for the adjustable of another axle.Therefore, using the phase from disclosed in the B2 of US 7,841,311
Adjuster can be realized controlling the interior axle of twin cam shaft and the phase adjustment of outer shaft completely independently of each other.The phase regulator
Have the disadvantage the design cost high and control technology expense high for two independent phase adjustments of axle.
The content of the invention
From prior art, task of the invention is to propose that a kind of improved such valve for internal combustion engine is passed
Dynamic device.Its feature especially should be the phase regulator simply constructed in a design.
The task is solved by valve device of the invention.
A kind of such valve device for internal combustion engine arranged according to the present invention, it has at least two camshafts
With a phase regulator, wherein, the phase regulator include a driving wheel, one first actuator and one second actuator,
Wherein, first actuator is connected in anti-relative rotation with the first camshaft in the camshaft, second actuator
It is connected in anti-relative rotation with the second camshaft in the camshaft, wherein, by adjusting the described first and/or second actuating
Device, can adjust the phase angle on the driving wheel, improve in the following way so that the adjustment of second actuator according to
The adjustment of first actuator is carried out.In other words, described first and second actuator mutually directly or indirectly
Ground via a connection element couple or connect, especially mechanically or electricity ground.
Therefore, it is different with the case of according to the phase regulator of the B2 of US 7,841,311, just it is not provided with into two
Adjusted completely independently of each other by the camshaft that the actuator is manipulated and can adjust in other words, but by the camshaft
Individual adjustment is associated with the position of the definition of another camshaft.The thinking that the method is based on is to be provided with for one
The operation of the internal combustion engine of this valve device, is not usually required to completely independently of each other control the valve, and
Design cost for the phase regulator can not only be reduced by the possibility for giving up independent control, and can be bright
Aobvious reduction regulation expense is very low thus, it is possible to the computational costs of control device set for this purpose is kept as.
It is preferably provided to, the phase regulator is hydraulically operated.So, the rotation of single camshaft can be with example
As carried out in the following way, i.e., one or two balancing gate pit is filled or is emptied using hydraulic fluid, wherein, the balancing gate pit
（Respectively）Limited by the executive component that swingable and each camshaft is connected in side：At two by the executive component
In the case of separate balancing gate pit, by the filling/emptying of the alternation of the balancing gate pit each camshaft can be realized along two
The rotation of the pure hydraulic pressure in direction.If using only a balancing gate pit, can be arranged to, the filling of the balancing gate pit result in described
Executive component overcomes the swing of spring force, and the swing causes a reliable reset in the case where the balancing gate pit empties again.
Certainly there is following possibility as an alternative, i.e., same design ground is pneumatically and non-hydraulic ground is grasped largely
Make the phase regulator.But the major advantage of hydraulic operation is the Incoercibility of the hydraulic fluid, thus, it is possible to
Realize in a comparatively simple manner for the degree of accuracy needed for the adjustment.
In addition to hydraulic pressure the or pneumatic operation of the phase regulator, following possibility is there is also as an alternative certainly
Property, i.e., its by mechanically and/or electricity operate.Additionally, also there is following possibility, i.e., two actuatings are operated in a different manner
Device, such as one in described actuator be it is hydraulically operated and it is described another mechanically or electricity operate.
In order to realize the adjustment of second actuator and one kind design of the correlation of the adjustment of first actuator
Upper simple and preferred possibility can be in a hydraulic pressure（Or it is pneumatic）By such as lower section in the case of phase regulator
Formula realizes that is, it includes at least one valve, and the valve is closed or opened according to the position of first actuator, and is thus drawn
Play the corresponding adjustment of second actuator.In the case, the valve especially may be embodied to simple opening, its root
It is movable according to the one of first actuator（It is especially swingable）The position of executive component and one utilizes hydraulic fluid（Or pressure
Contracting gas）Balancing gate pit's connection of filling is separated from it.
In order to the design and regulation that further simplify the phase regulator expend, can also be arranged to, described second
The adjustment numeric only ground of actuator, that is to say, that carried out between two adjustment positions.
Can especially be arranged in the case, described（Can be adjusted in the phase angular region of a definition）First
In the case of one small and/or big phase angle of actuator, a small phase angle of second actuator is adjusted out, and/
Or a big phase angle of second actuator is adjusted out in the case of the phase angle in the middle of the one of first actuator.
In the case, the phase angular direction is preferably so, i.e., one small phase angle is corresponding to using corresponding camshaft institute
Control the internal combustion engine valve in advance control time, and a big phase angle correspond to a delayed control when
Between.
Valve device of the invention it is a kind of preferred embodiment in be arranged to, described first and described
Second camshaft is constructed in the form of the interior axle that an outer shaft and are arranged in the outer shaft.Therefore the two camshaft constructions go out
One twin cam shaft, wherein, although the phase regulator produce the twin cam shaft interior axle and outer shaft it is separate
It is not necessarily to equidirectional and formed objects adjustment.Therefore, the phase of valve device of the invention is adjusted
Section device is also advantageously adapted to so-called hybrid（It is double）Camshaft, wherein, the interior axle controls the species in the valve
Type（Inlet valve or exhaust valve）And the outer shaft controls another type in the valve.Correspondingly it is preferably provided to, gives
First camshaft arranges at least one inlet valve and arranges at least one exhaust valve to second camshaft.
It is this of the invention with hybrid（It is double）The inlet valve of the valve device of camshaft and exhaust valve
Preferred specific manipulation can be arranged to, and first actuator has one for the total of the phase angle from 0 ° to about 50 °
Adjusting range, wherein, the position in a small phase angle, scope especially between 0 ° and 10 ° of first actuator
Putting causes the position with a big phase angle of second actuator.It is therefore preferable that by for the air inlet of the internal combustion engine
" in advance " control time of door is combined with " delayed " control time for the exhaust valve.The control time can
With especially in the internal combustion engine（Approximately）Set when being run in the case of the fully loaded and slow-speed of revolution, be used to using in the cylinder
Maximum swelling work(.It is possible thereby to the specific fuel consumption of the internal combustion engine is kept as very low.
In phase angle, scope especially about 10 ° and about 25 ° between of first actuator in the middle of one
Position in the case of, it may be preferred to be arranged to, second actuator adjusted to a small phase angle.This can especially exist
The internal combustion engine（Approximately）In the fully loaded and setting when being run in the case of high-revolving.So, for by second cam
" in advance " control time for the exhaust valve that axle is controlled ensure that the enough ventilations in the combustion chamber of the internal combustion engine.
In scope of first actuator at a big phase angle, especially between from about 25 ° to about 50 °
Position in the case of, it may be preferred to be arranged to, by second actuator（Again）Adjust to a big phase angle.This can be with
Especially set when being run in the case of fractional load in the internal combustion engine, be used to realize one for better profiting from the expansion
So-called " the Miller cycle of work(（Miller-Cycle）”.
As a kind of possibility of simple supporting on the shaft design of a twin cam shaft, it may be preferred to be arranged to, preferably
The interior axle for being provided for controlling the inlet valve of the internal combustion engine is connected with first actuator, and is provided for controlling institute
The outer shaft for stating exhaust valve is connected with second actuator.
It is arranged in a kind of implementation method of alternative of valve device of the invention, gas of the invention
The phase regulator of door transmission device is combined with two twin cam shafts, that is to say, that not only described first but also described the
Two camshafts are constructed in the form of the interior axle that an outer shaft and are arranged in the outer shaft, and first actuator and one
The interior axle or outer shaft of camshaft are connected, and second actuator is connected with the interior axle or outer shaft of the second camshaft.It is this to set
Meter mode preferably can be set in the case where there, i.e., described two camshafts are not designed " hybrid ", that is to say, that
Inlet valve or exhaust valve are only controlled respectively.Second actuator is preferably with the correlation of the adjustment of first actuator
Following manner, i.e., in the case of the big phase angle of first actuator,（That is for the inlet valve
In the case of " delayed " control time）, realize a small phase angle of second actuator（That is, for described
" in advance " control time of exhaust valve）, wherein, first actuator preferably connects with the camshaft for being equipped with the inlet valve
Connect.
Additionally, there are certainly following possibility, i.e., two actuators of valve device of the invention are configured with
Two camshafts, they are not dual and/or are not hybrid-type.
Brief description of the drawings
The present invention is explained in detail by embodiment shown in accompanying drawing below.It is shown in the drawings：
Fig. 1：A kind of implementation method of valve device of the invention is shown in a schematic diagram.
Specific embodiment
Fig. 1 shows the critical piece of valve device of the invention in a schematic diagram.It includes a cam
Axle 10, the camshaft is constructed in the form of dual, mixed camshafts.Therefore, the camshaft includes an outer shaft 12, its tool
There are multiple cams 14 arranged to distribution in length, the cam is provided for controlling the exhaust valve of an internal combustion engine.Described
An interior axle 16 is rotatably supported in outer shaft 12.Also arrange what multiple was distributed over its length on the lateral surface of the interior axle 16
Cam 18, the cam is used to control the inlet valve of the internal combustion engine.
The camshaft 10 is connected using one end thereof with a phase regulator 20.The phase regulator includes two causes
Dynamic device, wherein, one first actuator is connected in anti-relative rotation with the interior axle 16 of the camshaft 10, and one second actuator
It is connected in anti-relative rotation with the outer shaft 12.The actuator has rotor 22, and the rotor has the adjustment wing（In the situation
Lower total of four respectively）, they construct balancing gate pit with the wall of the housing 24 of the phase regulator.The size of the balancing gate pit
Can be changed by the rotation of each rotor 22.The rotation realizes in the following way, i.e., it is all of or it is individual it is other, be associated with each turn
The balancing gate pit of son 22 utilizes a hydraulic fluid（Under the pressure of a definition）Filling.In design details, especially rotor 22 and
The design details aspect of the balancing gate pit constructed with the housing 24, the phase regulator can be according to from US 7,841,311
Phase regulator disclosed in B2 is constructed.
By the rotation of described two rotors 22, a phase on a driving wheel 26 being connected with the housing is adjusted out
Angle, the driving wheel is by the one of the internal combustion engine unshowned bent axle rotation driving.The phase angle is interior with each by the rotor 22
The connection in anti-relative rotation of axle 16 or outer shaft 12 and be delivered on corresponding cam, thus change controlled by the cam
Inlet valve and exhaust valve control time.
It is arranged according to the present invention into the adjustment of second actuator is carried out according to the position of first actuator.
Therefore, setting valve openings and overflow pipe 28（By arrow schematic representation）.According to the rotor 22 of first actuator
Position difference, open the individual other valve openings in the valve openings, and thus will be by the He of the first rotor 22
Individual other balancing gate pit in the balancing gate pit that the housing 24 is constructed is connected with the individual other overflow pipe in the overflow pipe
Get up.It is possible thereby to make the hydraulic fluid being present in the balancing gate pit of first actuator be flowed into second actuator
Adjust in the balancing gate pit opened and correspondingly second actuator.
It is arranged in the embodiments described, first actuator has the adjusting range from 0 ° to about 50 °.
In this case, the phase angle raises along the direction of rotation of first actuator, so as to be controlled with using the valve
The adjustment to " after a while " of the valve control time of the valve that the time is controlled and produce the big phase angle of a change.If institute
The rotor for stating the first actuator is in the scope between 0 ° and 10 °, and this can be considered as what is controlled by the cam of the interior axle
" in advance " control time of inlet valve, then fill the as follows of the second brake via the overflow pipe 28 correspondingly opened
Balancing gate pit, these balancing gate pits are by second actuator（Until the stop part of a definition）Towards general rotation direction and
It is last to be rotated as the phase angle of maximum definition towards one.Correspondingly, the exhaust for being controlled by the cam 14 of the outer shaft 12
Door control time to " after a while " change.The phase angle of described two actuators is in the internal combustion engine（Approximately）Fully loaded and
Set when being run in the case of the slow-speed of revolution, be used to using the maximum swelling work(in the cylinder.It is possible thereby to by the internal combustion engine
Specific fuel consumption is kept as very low.
It is arranged in the case of the position of the rotor in about 10 ° and about 25 ° of scope of first actuator,
The rotor 22 of second actuator is by a balancing gate pit for correspondingly filling second actuator（Until the backstop of a definition
Part）And be in reverse to the general rotation direction and be adjusted.Therefore, when " in advance " drawn for the exhaust valve is controlled
Between.This is in the internal combustion engine（Approximately）In the fully loaded and setting when being run in the case of high-revolving.So, the exhaust valve
" in advance " control time ensure that the enough ventilations in the combustion chamber of the internal combustion engine.
The situation of the position in the scope of the rotor 22 between from about 25 ° to about 50 ° of first actuator
Under can be preferably provided to, by the rotor 22 of second actuator（Again）Adjust to a big phase angle.This is described interior
Combustion engine is set in the case of being run using fractional load.
Reference numerals list
10 camshafts
12 outer shafts
14 cams
16 interior axles
18 cams
20 phase regulators
22 rotors
24 housings
26 driving wheels
28 overflow pipes.
Claims (10)
1. the valve device of internal combustion engine is used for, with least two camshafts and a phase regulator（20）, wherein, it is described
Phase regulator（20）Including a driving wheel（26）, one first actuator and one second actuator, wherein, first actuating
Device is connected with the first camshaft in the camshaft, and second actuator connects with the second camshaft in the camshaft
Connect, wherein, by adjusting first actuator and the second actuator, each camshaft is can adjust on the driving wheel（26）'s
Phase angle, it is characterised in that the first and second actuators are coupled to each other, to cause the adjustment of second actuator according to
The adjustment of the first actuator is carried out.
2. according to the valve device described in claim 1, it is characterised in that the phase regulator（20）It is hydraulically to grasp
Make.
3. according to the valve device described in claim 2, it is characterised in that the phase regulator（20）Including at least one
Individual valve, the valve is closed or opened according to the position of first actuator.
4. according to the valve device any one of preceding claims 1 to 3, it is characterised in that second actuating
The adjustment of device is carried out between two adjustment positions.
5. according to the valve device any one of preceding claims 1 to 3, it is characterised in that
One small and/or big phase angle of-first actuator causes a small phase angle of second actuator,
And/or
Phase angle in the middle of the one of-first actuator causes a big phase angle of second actuator.
6. according to the valve device any one of preceding claims 1 to 3, it is characterised in that first cam
Axle and second camshaft are with an outer shaft（12）The outer shaft is arranged in one（12）Interior interior axle（16）Form construction.
7. according to the valve device described in claim 6, it is characterised in that arrange at least one to first camshaft
Inlet valve and give second camshaft arrange at least one exhaust valve.
8. according to the valve device described in claim 6, it is characterised in that first actuator has from 0 ° to 50 °
Adjusting range, wherein
The situation of-the adjustment in first actuator in the scope from 0 ° to 10 ° or in the scope from 25 ° to 50 °
Under, adjust out a small phase angle of second actuator；And
In the case of-the adjustment in first actuator in the scope from 10 ° to 25 °, second actuator is adjusted out
A big phase angle.
9. valve device according to claim 6, it is characterised in that first actuator and the interior axle（16）
Connection, and second actuator and the outer shaft（12）Connection.
10. valve device according to any one of claim 1 to 3, it is characterised in that first camshaft with
One outer shaft（12）The interior axle in the outer shaft is arranged in one（16）Form construction, and second camshaft is with an outer shaft
（12）The interior axle in the outer shaft is arranged in one（16）Form construction, wherein, first actuator is convex with described first
The interior axle of wheel shaft（16）Or outer shaft（12）Connect and second actuator connects with the interior axle or outer shaft of second camshaft
Connect.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011116130A DE102011116130A1 (en) | 2011-10-15 | 2011-10-15 | Valve train for an internal combustion engine |
| DE102011116130.2 | 2011-10-15 | ||
| PCT/EP2012/003838 WO2013053421A1 (en) | 2011-10-15 | 2012-09-13 | Valve train for an internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103857882A CN103857882A (en) | 2014-06-11 |
| CN103857882B true CN103857882B (en) | 2017-06-09 |
Family
ID=46968127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280050660.XA Expired - Fee Related CN103857882B (en) | 2011-10-15 | 2012-09-13 | For the valve device of internal combustion engine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2766582A1 (en) |
| CN (1) | CN103857882B (en) |
| DE (1) | DE102011116130A1 (en) |
| WO (1) | WO2013053421A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014116191C5 (en) * | 2014-11-06 | 2018-11-15 | Thyssenkrupp Presta Teccenter Ag | Valve drive for actuating gas exchange valves of an internal combustion engine |
| DE102015214725A1 (en) * | 2015-08-03 | 2017-02-09 | Volkswagen Aktiengesellschaft | Internal combustion engine and method for assembling an internal combustion engine |
| EP3141711A1 (en) * | 2015-09-11 | 2017-03-15 | Mechadyne International Limited | Dual camshaft phaser |
| DE102017103718A1 (en) | 2017-02-23 | 2018-08-23 | Volkswagen Aktiengesellschaft | Phase adjuster for a camshaft of an internal combustion engine |
| DE102017206645A1 (en) * | 2017-04-20 | 2018-10-25 | Robert Bosch Gmbh | Tank ventilation device |
| GB201717280D0 (en) | 2017-10-20 | 2017-12-06 | Eaton Srl | Actuation Arrangement for a valve train Assembly |
| DE102018111994B4 (en) | 2018-05-18 | 2023-09-21 | Schaeffler Technologies AG & Co. KG | Camshaft adjustment system with hydraulic camshaft adjuster and electric camshaft adjuster |
| DE102018111996A1 (en) | 2018-05-18 | 2019-04-11 | Schaeffler Technologies AG & Co. KG | Camshaft adjusting system with hydraulic camshaft adjuster and electric camshaft adjuster |
| DE102019132075A1 (en) * | 2019-11-27 | 2021-05-27 | Schaeffler Technologies AG & Co. KG | Camshaft adjustment system with two camshaft adjusters and an internal combustion engine with camshaft adjustment system |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4230074A1 (en) * | 1992-09-09 | 1994-03-10 | Bayerische Motoren Werke Ag | Stroke-piston IC engine with two gas exchange valves per cylinder |
| GB2346948A (en) * | 1999-02-18 | 2000-08-23 | Mechadyne Int Plc | Variable phase mechanism |
| GB2369175A (en) * | 2000-11-18 | 2002-05-22 | Mechadyne Plc | Variable phase coupling |
| WO2002101207A1 (en) * | 2001-06-11 | 2002-12-19 | Blagoje Cavara | Valve opening and closing control mechanism |
| GB2401163A (en) * | 2003-04-29 | 2004-11-03 | Mechadyne Plc | Variable phase mechanism |
| DE102005061187A1 (en) * | 2005-12-21 | 2007-06-28 | Mahle International Gmbh | camshaft |
| DE102006024793A1 (en) * | 2006-05-27 | 2007-11-29 | Mahle International Gmbh | camshaft |
| US7841311B2 (en) | 2008-01-04 | 2010-11-30 | Hilite International Inc. | Variable valve timing device |
| DE102009041755B4 (en) * | 2008-10-09 | 2019-02-21 | Schaeffler Technologies AG & Co. KG | Double independent adjustment system for independently adjusting the intake and exhaust cam lobes of a concentric camshaft assembly |
| GB2472054B (en) * | 2009-07-23 | 2013-02-27 | Mechadyne Plc | Phaser assembly for an internal combustion engine |
| US8371257B2 (en) * | 2010-03-10 | 2013-02-12 | GM Global Technology Operations LLC | Engine with dual cam phaser for concentric camshaft |
-
2011
- 2011-10-15 DE DE102011116130A patent/DE102011116130A1/en not_active Withdrawn
-
2012
- 2012-09-13 CN CN201280050660.XA patent/CN103857882B/en not_active Expired - Fee Related
- 2012-09-13 WO PCT/EP2012/003838 patent/WO2013053421A1/en active Application Filing
- 2012-09-13 EP EP12766882.0A patent/EP2766582A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013053421A1 (en) | 2013-04-18 |
| DE102011116130A1 (en) | 2013-04-18 |
| EP2766582A1 (en) | 2014-08-20 |
| CN103857882A (en) | 2014-06-11 |
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