CN109844366A - For the power train of motor vehicle, especially hybrid drive train - Google Patents
For the power train of motor vehicle, especially hybrid drive train Download PDFInfo
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- CN109844366A CN109844366A CN201780066207.0A CN201780066207A CN109844366A CN 109844366 A CN109844366 A CN 109844366A CN 201780066207 A CN201780066207 A CN 201780066207A CN 109844366 A CN109844366 A CN 109844366A
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- Prior art keywords
- transmission mechanism
- epicyclic transmission
- cooling
- grade
- gear
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
- F16H57/0483—Axle or inter-axle differentials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/04—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with internally-toothed gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/46—Gearings having only two central gears, connected by orbital gears
- F16H3/48—Gearings having only two central gears, connected by orbital gears with single orbital gears or pairs of rigidly-connected orbital gears
- F16H3/52—Gearings having only two central gears, connected by orbital gears with single orbital gears or pairs of rigidly-connected orbital gears comprising orbital spur gears
- F16H3/56—Gearings having only two central gears, connected by orbital gears with single orbital gears or pairs of rigidly-connected orbital gears comprising orbital spur gears both central gears being sun gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
- F16H3/724—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0476—Electric machines and gearing, i.e. joint lubrication or cooling or heating thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
The power train (1) that the present invention relates to a kind of for motor vehicle, especially hybrid drive train (1a), with at least one motor (2), wherein motor (2) is in the region of driven device (4), it is arranged especially in the region of differential mechanism (4a) and/or arranges, wherein motor (2) functionally effectively with driven device (4), especially it is connected and/or can connect with the driving wheel of differential mechanism (4a) and/or with differential casing, wherein at least one epicyclic transmission mechanism (3) is provided in order to which torque is transmitted on driven device (4) (or opposite) from motor (2), wherein epicyclic transmission mechanism (3) has epicyclic transmission mechanism shell (3a) and the first and second epicyclic transmission mechanism grade (I with corresponding component, II), i.e. wherein the first epicyclic transmission mechanism grade (I) has at least One the first sun gear (5), at least one first planetary gear (6) and at least one first hollow wheel gear (7), and/or wherein the second epicyclic transmission mechanism grade (II) has at least one secondary sun wheel (8), at least one second planetary gear (9) and at least one second hollow wheel gear (10).Construction and assembly expend to be reduced in the following way, that is the first hollow wheel gear (7) and the second hollow wheel gear (10) are respectively configured to individual hollow wheel gear (7, 10), wherein the first and second hollow wheel gear (7, 10) be so separated from each other arrangement and/or setting, to which fixed bearing cap (11) is at least partly in the first and second hollow wheel gears (7, 10) direction between along the inner space (3b) of epicyclic transmission mechanism shell (3a) extends ground arrangement and/or is arranged, and the first and/or second epicyclic transmission mechanism grade (I is at least partly wherein realized by means of bearing cap (11), II the cooling of component) and/or lubricant supply.
Description
Technical field
The present invention relates to a kind of power trains for motor vehicle of the feature of preamble according to Patent right requirement 1
(Antriebsstrang, otherwise referred to as driving system), especially hybrid drive train.
Background technique
The power train of different configuration well known in the art for motor vehicle, the mixing for being especially largely used to motor vehicle
Power train.Such power train has at least one motor (Elektromaschine), especially motor
(Elektromotor).Such power train is for example it is known that motor exists at which from 10 2,001 217 762 A1 of file DE
In the region of driven device (Abtrieb, otherwise referred to as driven end or output end), especially in the region of differential mechanism setting and/
Or arrangement.
In the power train (10 2,015 203 068 A1 of file DE) formed in this way, motor is in the region of differential mechanism
Setting, it is especially coaxial to be arranged in the wheel drive shaft (Radantriebswelle) that driven via differential mechanism.Have in electric motors function
Effect ground is connected with driven device, i.e. with the driving wheel of differential mechanism or with differential casing, wherein in order to transmit torque from motor
At least one epicyclic transmission mechanism (Planetengetriebe) is provided on to driven device, i.e. to (or opposite) on differential mechanism.
Epicyclic transmission mechanism has epicyclic transmission mechanism shell and the first and second epicyclic transmission mechanism grades with corresponding component.The
One epicyclic transmission mechanism grade has the first sun gear (Sonnenrad), multiple first planetary gears (Planetenrad) and the
One hollow wheel gear (Hohlrad, otherwise referred to as ring gear), wherein the second epicyclic transmission mechanism grade has the second sun tooth
Wheel, multiple second planetary gears and the second hollow wheel gear.
It is being formed so in the prior art, the first and second hollow wheel gears are configured to common hollow wheel gear and substantially
On the inside of epicyclic transmission mechanism shell arrange or be configured to herein epicyclic transmission mechanism shell integrated fixation composition
Part.In particular, so-called " pot motor " for electric drive or for motor, particularly for motor, power via
Reduction gearing mechanism (Untersetzungsgetriebe) is converted into pushing away for motor vehicle in this two-stage epicyclic transmission mechanism
Into power.Construction with this of motor and epicyclic transmission mechanism power train makes depending on the confession of motor vehicle driver in general
Structure space.For cooling and/or lubrication epicyclic transmission mechanism, the cooling oil volume flow generally defined must be for using.
Therefore especially it especially equally must remain enough in the case where considering vehicle ages in the situation of disposable oil filling
Oily volume.The latter needs the correspondingly big inside of correspondingly big structure space or especially same epicyclic transmission mechanism shell empty
Between.In addition, the first and second hollow wheel gears are limited as the construction of common hollow wheel gear for the first and second Gear Planet Transmissions
The feasible scheme structurally of the bearing of the component of mechanism grade.Therefore, it is necessary to bearing portion (Lagerstelle) cloth
Set, construct and/or quantity be construction and/or assembly expend.Between epicyclic transmission mechanism grade and/or in epicyclic transmission mechanism
The internal gap needed of grade can only be obtained via the specific bearing of the consuming of component, thus construction, assembly and/or cost consumption
It is correspondingly big.
Therefore, in the prior art, especially for example from cooling a kind of known to 10 2,004 050 137 B4 of file DE and/
Or lubricant container, especially oil deposit vessel, wherein via different oily channel provide enough oily fuel feeding need position (
Lbedarfsstelle it) uses, the especially change independently of the speed of vehicle.
Summary of the invention
Therefore the present invention is based on following task, be designed in this way and improve such biography of the present invention from its at this time
Dynamic system expends so that reducing construction and/or assembling, especially realizes the simple cooling of the component of corresponding epicyclic transmission mechanism grade
Or lubrication.
Previously shown task is solved by the feature of Patent right requirement 1 first at this time.
Firstly, the first and second hollow wheel gears are respectively configured to individual hollow wheel gear, thus the first and second hollow tooths
Wheel can be arranged with being separated from each other.Thus especially another component, i.e. fixed bearing cap can be at least partly first and second
It arranges and/or is arranged or at least partly between the first and second hollow wheel gears along towards Gear Planet Transmission machine between hollow wheel gear
The direction of the inner space of structure shell extends.The on the one hand can be at least partly realized at this time by means of the bearing cap of such setting
One and/or second epicyclic transmission mechanism grade component bearing and/or can at least partly realize the first and/or second planet pass
The cooling of the component of motivation structure grade and/or lubricant supply.It is arranged between the first and second hollow wheel gears by bearing cap,
It can especially be extended by the inner wall part of epicyclic transmission mechanism shell along the direction towards the inner space of epicyclic transmission mechanism shell, one
Aspect is because of bearing cap " fixation ", which is used, to realize the specific component of corresponding epicyclic transmission mechanism grade
Structurally simple and cost-effective bearing, and/or the another aspect bearing cap is especially while equally applied or used,
So as to especially realize the first and/or second epicyclic transmission mechanism grade specific component needs cooling and/or lubricant supply
It answers.Construction and assembly for supporting the component of corresponding epicyclic transmission mechanism grade are expended therefore are accordingly decreased, wherein especially
Ensure corresponding cooling and/or the lubricant of the component of the first and/or second epicyclic transmission mechanism grade in a simple manner simultaneously
Supply, and wherein (especially observe in general) at this time and simple bearing and cooling or lubricant can be achieved for should be contemplated that.It borrows
Help bearing cap, bearing housing region can especially construct in the inner space of epicyclic transmission mechanism shell, and/or by means of axis
Hold lid, can will cooling and/or lubricant from the cooling of epicyclic transmission mechanism hull outside and/or lubricant container guiding until
In the inner space of epicyclic transmission mechanism shell, especially arrive at specific position.
It is arranged in particular, motor is coaxial in wheel drive shaft, wherein the first and second planetary gear transmission mechanism grades substantially connect
It is sequentially arranged continuously.The drive shaft of motor, especially armature spindle rotation are effectively connected with the first epicyclic transmission mechanism grade, wherein
First epicyclic transmission mechanism grade is with the second epicyclic transmission mechanism grade and the rotation of the second epicyclic transmission mechanism grade is effectively via driven
Device especially via differential mechanism is connected with wheel drive shaft and/or can connect.Therefore, especially when motor is used as motor, vehicle
From motor until the driving of wheel drive shaft can be realized, or (opposite), when torque from wheel drive shaft via illustrating before
When transmission path is transmitted along the opposite direction towards the motor then to work as generator then, the generator operation of motor
It can be realized.The arrangement of the saving structure space of the motor used with motor as motor or as generator therefore can
Correspondingly realize.
In a preferred embodiment, planetary gear carrier Yu the secondary sun wheel rotation of first planetary gear are effective
Ground especially anti-rotatably couples, wherein the second planetary gear planetary gear carrier and driven device, especially with the driving of differential mechanism
Wheel and/or differential casing, which can be rotated, effectively to be coupled.In particular, the second planetary gear planet of the second epicyclic transmission mechanism grade
Gear carrier is embodied as " interface ", so that known transmission mechanism/differential mechanism can also add accordingly in the prior art
Motor and epicyclic transmission mechanism.
Bearing cap is substantially circlewise constructed at this time and is substantially passed from epicyclic transmission mechanism shell, especially from planet
The inner wall part of dynamic mechanism shell, which sets out, to be extended radially inwardly.At its outer peripheral edge, bearing cap has supporting zone, utilizes its bearing
Lid sticks at the inner wall part of epicyclic transmission mechanism shell.First bearing housing region is provided at the inner peripheral of bearing cap,
And second bearing housing region is provided in the intermediate region of bearing cap, for arranging corresponding bearing element, this is below
Also more specifically explain.By the corresponding construction of bearing cap, one side bearing housing region can be constructed, it is on the other hand corresponding
Flow channel, it is such as of beginning form already mentioned above.
In a preferred embodiment, it is disposed with first bearing element at the first bearing housing region of bearing cap,
At least partly it is arranged for supporting first planetary gear carrier and/or for supporting secondary sun wheel.In particular, first bearing
Element is embodied as the groove ball bearing (Rillenkugellager) for bearing radial and axial power.Thus secondary sun wheel
It can substantially be supported in the case where not significant gap.
Second bearing element can be disposed at second bearing housing region, setting is at least partly supporting second
Planetary gear carrier.In particular, second bearing element is embodied as axial needle bearing (Axialnadellager) for bearing axial direction
Power and/or radial clearance for realizing the second planetary gear carrier.Thus it determines ground, especially to realize for driven device, especially
The realization of " interface " of corresponding radial clearance is had for the driving wheel of differential mechanism.By at this time particular between effective radial direction
First hollow wheel gear of gap and substantially without effective radial clearance the second hollow wheel gear respectively in epicyclic transmission mechanism shell
It at body, especially anti-rotatably arranges respectively, that on the one hand realizes between the first and second epicyclic transmission mechanism grades corresponding puts down
On the other hand weighing apparatus realizes the radial clearance of the second planetary gear transmission mechanism grade.Because the second hollow wheel gear substantially without
It is arranged in the case where having effective radial clearance, therefore the gap of " interface " is basically by " the branch of the second planetary gear carrier
The specific component held " and/or determined via the gap of second bearing element, can especially determine or it is predetermined radially
The second planetary gear carrier minimum such as maximal clearance.In particular, second bearing element is embodied as axial needle bearing.
The drive shaft of motor, the motor for being especially embodied as motor armature spindle borrowed by means of 3rd bearing element, especially
Help groove ball bearing radially to support substantially without play.First sun gear of the first epicyclic transmission mechanism grade is outstanding
It is configured to drive shaft, especially motor armature spindle integrated component part.
Second planetary gear carrier has protruding portion (Fortsatz), and being implemented as, which can be rotated, effectively connect with driven device
Interface, wherein the end regions of protruding portion especially partly in interior peripheral region in a manner of pinion gear (geritzelt) construct.
As a result, the corresponding end regions of protruding portion, especially because the gap of realization described before correspondingly can easily be pushed to
It is connected on the driving wheel of differential mechanism being connected in a manner of pinion gear at outer peripheral edge or with driven device.
It can construct at this time or the epicyclic transmission mechanism shell for saving structure space is set, wherein in epicyclic transmission mechanism shell
Outside is provided with cooling and/or lubricant container, is especially incorporated directly at epicyclic transmission mechanism shell.Cooling and/or lubrication
The inner space of agent container and epicyclic transmission mechanism shell, which is at least flowed via bearing cap, to be connected.In this regard, bearing cap has at least
The flow channel of one construction is connected with the flowing of cooling and/or lubricant container.Because of bearing cap one side especially part
Ground extends radially into the inner space of epicyclic transmission mechanism shell, and cooling and/or lubricant can be well distributed in planet
In the inner space of transmission mechanism shell, the corresponding component of especially the first and second epicyclic transmission mechanism grades can be with simple
Mode is cooling and/or lubricates.The filling of the flow channel of bearing cap present in cooling and/or lubricant container by means of flowing
The pressure of body static(al) is especially feasible in the case where not individual pump installation.In particular, holding in cooling and/or lubricant
Supply pipe (overflow pipe) that is at least partly vertically arranged and/or at least partly vertically stretching or axis are provided in device
The flow channel for holding lid is especially connected via corresponding other service duct flowing with supply pipe.Flowing connection can be structurally
It simply designs and can manufacture to cost-effective.The flow channel of bearing cap and/or bearing cap have at least one cooling and/or
Lubricant leaves opening.In particular, there is flow channel multiple coolings and/or lubricant to leave opening, cooled down by means of it and/or
Lubricant can be directed into the first and/or second epicyclic transmission mechanism grade specific component or can localized supplies to these determining sections
Position, this allows also to more specifically explain below.
In particular, being substantially adjacent to be arranged in the first and/or second planetary gear first and/or the second planetary gear carrier
There are at least one guide element, especially guiding plate (Leitblech) to be used to guide and/or diversion cooling and/or lubricant
For at least part especially to fourth bearing element, arrangement is used for planetary gear bearing.In particular, in epicyclic transmission mechanism shell
The specific component that is arranged in the intermediate region of inner space, especially the first and second planetary gear carriers are especially arranged herein
Or it is configured to the bridge part of planetary gear bearing and is arranged to borrow for the especially fourth bearing element of planetary gear bearing
Help bearing cap cooling and/or lubrication in a simple manner.
Finally, epicyclic transmission mechanism shell has cooling and/or lubricant planing tool (K ü hl- und/oder
Schmiermittelhobel it) is returned to for realizing cooling and/or lubricant from the inner space of epicyclic transmission mechanism shell cold
Leading back but and/or in lubricant container.In particular, corresponding other flow channel and/or leave opening setting for realizing
Cooling and/or lubricant leading back into cooling and/or lubricant container from the inner space of epicyclic transmission mechanism shell.By
This, especially corresponding cooling and/or lubricant circulate in the situation of epicyclic transmission mechanism driven accordingly, preferably due to
Then it acts on cooling and/or lubricant centrifugal force and (causes) Lai Shixian by the planetary gear of movement.
In final effect, avoid the shortcomings that being initially mentioned and obtain corresponding advantage, especially before describe according to this
The power train of invention be embodied as motor vehicle hybrid drive train and especially can be used for driving in the situation of full wheeled vehicle before
Axis or for driving front-wheel.
Detailed description of the invention
There are a large amount of feasible schemes at this time, designs and improve from now on transmission according to the present invention in an advantageous manner
System.Referenced patent claim 1 is initially allowed for thus and comes the subsequent Patent right requirement of Patent right requirement 1.Below
Allow to more specifically explain the preferred embodiment of power train according to the present invention according to subsequent description and subsequent drawing.
In drawing:
Fig. 1 partly shows the basic component of power train according to the present invention with simplified explanatory view with section, but
It is only with so-called " half schemes ", particularly for illustrating the real herein of the component for supporting the first and second epicyclic transmission mechanism grades
Existing bearing conceives (Lagerkonzept),
Fig. 2 is substantially similar to Fig. 1 with simplified explanatory view and shows the basic component of power train according to the present invention,
Especially the component of the first and second epicyclic transmission mechanism grades being arranged in epicyclic transmission mechanism shell is together with for realizing cooling
And/or the partial view of the guide element of lubricant supply,
Fig. 3 shows epicyclic transmission mechanism from side with the view of schematically portion intercepts and is incorporated into epicyclic transmission mechanism
The simplification view that cooling and/or lubricant container at shell are supplied together with the cooling of realization and/or lubricant, and
Fig. 4 shows the simplification view of the basic component of planetary gear transmission mechanism, wherein determining component in the view by
Leave out, especially Fig. 4 here it is shown that the first and second planetary gear sets together with the cooling or lubrication simplifiedly schematically presented
Agent stream.
Specific embodiment
Fig. 1 to 4 is at least partly shown respectively with simplified explanatory view, especially Fig. 1 and 2 with so-called " half section figure "
The power train 1 that has gone out the motor vehicle for not presenting in detail, especially hybrid drive train 1a.The hybrid drive train 1a's of motor vehicle
Combustion engine and/or its connection (Ankopplung) at power train 1 are not presented in detail.
It can at least partly identify motor 2 and epicyclic transmission mechanism 3 first in Fig. 1.Motor 2 and/or Gear Planet Transmission
Mechanism 3 is arranged in the region of driven device, especially in the region of driven device 4, especially in the region of differential mechanism 4a, wherein from
Dynamic device 4 or differential mechanism 4a are not presented in detail, but should only be indicated in a manner of symbol the arrow presented in fig 1 and 2.
Motor 2 is functionally effectively connected with driven device 4, especially with the driving wheel of differential mechanism 4a and/or with differential casing or can
Connection.
In order to which torque is transmitted on driven device 4 (or opposite) from motor 2, at this time at least provided with the planet referred to before
Transmission mechanism 3.Epicyclic transmission mechanism 3 has epicyclic transmission mechanism shell 3a and the first and second epicyclic transmission mechanism grade I and II.
First epicyclic transmission mechanism grade I or the second epicyclic transmission mechanism grade II has corresponding corresponding specific component.
First epicyclic transmission mechanism grade I has at least one first sun gear 5,6 and of at least one first planetary gear
At least one first hollow wheel gear 7.In particular, the first epicyclic transmission mechanism grade I is configured to so-called " input stage
(Eingangsstufe)”。
Second epicyclic transmission mechanism grade II has at least one secondary sun wheel 8,9 and of at least one second planetary gear
At least one hollow wheel gear 10.In particular, the second epicyclic transmission mechanism grade II is configured to so-called " load stage (Laststufe) ".
In particular, the first epicyclic transmission mechanism grade I or the second epicyclic transmission mechanism grade II has multiple first or second planets
Gear 6 or 9, especially respectively between three and five first or second planetary gears 6 or 9.
The power train 1 that at least partly presents in Fig. 1 to 4, especially hybrid drive train 1a setting are for motor vehicle and can
To be arranged in the region for the driven device 4 not presented in detail here especially, especially in the region of differential mechanism 4a, wherein in order to
Torque is transmitted between motor 2 and driven device 4 or differential mechanism 4a, is arranged or is correspondingly disposed with the first and second planets biography
The epicyclic transmission mechanism 3 of motivation structure grade I and II.In particular, power train 1, being used herein to a11wheel drive (Allradantrieb)
Motor vehicle hybrid drive train 1a for driving corresponding front axle.
The shortcomings that being initially mentioned avoids in the following manner first at this time, that is, the first hollow wheel gear 7 and the second hollow wheel gear
10 are respectively configured to individual hollow wheel gear 7 or 10, the ground cloth wherein the first and second hollow wheel gears 7 and 10 are so separated from each other
It sets and/or is arranged, so that fixed bearing cap 11 at least partly passes between the first and second hollow wheel gears 7 or 10 along planet
The direction of the inner space 3b of dynamic mechanism shell 3a extends ground arrangement and/or setting, and wherein by means of at least portion of bearing cap 11
Divide ground to realize the bearing of the component of the first and/or second epicyclic transmission mechanism grade I or II and/or at least partly realizes the first He
Or second epicyclic transmission mechanism grade I or II component cooling and/or lubricant supply.
By the arrangement and/or construction of bearing cap 11, can be on the one hand realized at this time for the first and/or second Gear Planet Transmission
" the specific bearing conception " of the component of mechanism grade I and II, wherein especially while, on the other hand it can also realize by means of bearing
" specific cooling and/or lubricant are for should be contemplated that " of lid 11.
Due to the bearing cap 11 of setting, obtain conclusive advantage, especially reduce construction and assembly expend and with
Its cost being associated and realize corresponding advantage.This allows to be moreed specifically explain below at this time, wherein especially permitting first
Perhaps " the specific bearing conception " realized is inquired into more detail:
If that can identify well especially from Fig. 1 and 2, motor 2 is coaxial in wheel drive shaft 12.Wheel drive shaft 12 is substantially
It is correspondingly driven via driven device 4, especially via differential mechanism 4a.
As can be further identified from Fig. 1 and 2, the first and second epicyclic transmission mechanism grade I and II are essentially continuously
It is sequentially arranged.Effectively it is connected with the first epicyclic transmission mechanism grade I here, the drive shaft 2a of motor 2 is rotated, wherein the first row
Star transmission mechanism grade I rotation effectively with the second epicyclic transmission mechanism grade II and the second epicyclic transmission mechanism grade II rotation effectively
Via the driven device 4 not presented in detail herein, especially via the differential mechanism 4a and wheel drive shaft 12 not presented in detail herein
It is connected and/or can connects.
In particular, motor 2 is configured to motor herein or drive shaft 2a is configured to armature spindle.Fig. 1 is shown with drive shaft
The motor 2 of 2a or armature spindle, wherein in the end of drive shaft 2a, the first sun gear 5 in the embodiment presented at this moment
Substantially pinion gear shape (ritzelf rmig) construction.The first sun gear 5 of first epicyclic transmission mechanism grade I is therefore especially
It is configured to the integrated component part of drive shaft 2a.It can also be envisaged that other embodiments, such as it is individually disposed in drive shaft
On sun gear and/or drive shaft be divided into multiple section/sections and/or with motor, especially with the rotor carrier of motor and/
Or the corresponding connection of rotor.
It especially can be seen that the first planetary gear carrier 13 and the second planetary gear 9 of first planetary gear 6 from Fig. 1 and 2
The second planetary gear carrier 14.First planetary gear carrier 13 is for supporting first planetary gear 6 and thus especially with bridge
Socket part 13a, and the second planetary gear carrier 14 is for supporting the second planetary gear 9 and thus especially with bridge part 14a.First
Planetary gear carrier 13 effectively, especially anti-rotatably couples with the rotation of secondary sun wheel 8, wherein the second planetary gear carrier
14 effectively, especially can anti-rotatably couple with the rotation of driven device 4.
Bearing cap 11 substantially circlewise construction and substantially not marking in more detail from epicyclic transmission mechanism shell 3a
Inner wall part set out radially inward, at least partly exist particularly along the direction of the inner space 3b of epicyclic transmission mechanism shell 3a
Extend between first and second hollow wheel gears 7 or 10.At its outer peripheral edge, bearing cap 11 has supporting zone 11a.By means of branch
Region 11a is supportted, the inner wall of epicyclic transmission mechanism shell 3a not marked in more detail is arranged or be respectively supported on to bearing cap 11
At portion.First bearing housing region 11b is provided at the inner peripheral of bearing cap 11, and in the region of the centre of bearing cap 11
It is provided with second bearing housing region 11c.Bearing housing region 11b and 11c is for accommodating and/or arranging corresponding bearing member
Part, this is also moreed specifically explain below.In particular, the first and second bearing housing region 11b and 11c pass through substantially in bearing
Outstanding region or the protrusion by not marking in more detail (Vorsprung) are especially at least in list at the inner peripheral of lid 11
Lateral confinement system.
It is disposed with first bearing element 15 at the 11b of first bearing housing region, is at least partly arranged for supporting
First planetary gear carrier 13 and/or setting are for supporting secondary sun wheel 8.First bearing element 15 is especially embodied as herein
For bearing the groove ball bearing of radial and axial power.
Second bearing element 16 is disposed at the second bearing housing region 11c of bearing cap 11.Second bearing element 16
For at least partly supporting the second planetary gear carrier 14, wherein second bearing element 16 is especially embodied as bearing axial direction
The axial needle bearing of power and/or implement radial clearance for realizing the second planetary gear carrier 14.
Fig. 1 and 2 is shown, in this two settings of second bearing element 16 for supporting the second planetary gear carrier 14,
Middle second bearing element 16 is arranged at the second bearing housing region 11c of bearing cap 11 and another second bearing element 16 is basic
On on the other side of the second planetary gear carrier 14 in the second planetary gear carrier 14 and epicyclic transmission mechanism shell 3a
It arranges or is arranged between wall portion.
The first hollow wheel gear 7 of first epicyclic transmission mechanism grade I is especially arranged in Gear Planet Transmission with effective radial clearance
In the recess (Ausnehmung) of mechanism shell 3a not marked in more detail herein.The second of second epicyclic transmission mechanism grade II
Hollow wheel gear 10 is substantially arranged at epicyclic transmission mechanism shell 3a in the case where not effective radial clearance.Second is empty
Heart gear 10 is especially also configured as the integrated component part of planetary gear transmission mechanism shell 3a.In particular, first and second
Hollow wheel gear 7 and 10 is anti-rotatably arranged in respectively at epicyclic transmission mechanism shell 3a.
In addition, Fig. 1 and 2 is shown, the drive shaft 2a of motor 2 by means of 3rd bearing element 17, in particular by means of groove
Ball bearing radially supports substantially without play.3rd bearing element 17 is also used for the first sun gear 5 of bearing, outstanding
Its integrated component part for being configured to drive shaft 2a, especially armature spindle.
As Fig. 1 and 2 further shown in, first planetary gear carrier 13 is supported with two first bearing elements 15, wherein
First bearing element 15 is arranged and second first at the inner peripheral of bearing cap 11, i.e. in the 11b of first bearing housing region
Bearing element 15 substantially on the other side of planet gear carrier 13 in the housing wall portion of motor 2 not marked in more detail and
It is arranged between the corresponding protruding portion of first planetary gear carrier 13.
Finally, Fig. 1 and 2 is shown, and the second planetary gear carrier 14 has protruding portion 14a, is implemented as rotatably effectively
The interface that ground is connected with driven device 4.The end regions of protruding portion 14b are especially constructed in a manner of pinion gear in interior peripheral region,
And thus " interface " is formed, so that the unit presented in fig 1 and 2 being made of motor 2 and epicyclic transmission mechanism 3 is substantially
It can push on the driving wheel of driven device 4 not presented in more detail herein and/or to the differential carrier thus essentially formed
On body 4a.
Since bearing described above is conceived, the saving structure of the first and second epicyclic transmission mechanism grade I and II is realized
Space and compact bearing.First planetary gear carrier 13 is especially radially extremely accurate guided, wherein second
Planetary gear carrier 14 radially has certain, especially determining gap, to be carried herein by the second planetary gear
Body 14 is easy assembly particularly by " interface " that protruding portion 14b is formed, and can especially push to driven device 4, especially differential mechanism 4a
On driving wheel.
In addition, the inhomogeneities in rotation between the first and second epicyclic transmission mechanism grade I and II
(Ungleichf rmigkeit) is by bearing described herein conception balance, because being realized by bearing conception for planet
The elastic equilibrium that transmission mechanism grade I and II need.The radial equilibrium of inhomogeneities exists in the second epicyclic transmission mechanism grade II, especially
Ensure in load stage, wherein the second hollow wheel gear 10 is located in substantially without play at epicyclic transmission mechanism shell 3a.Because
Secondary sun wheel 8 substantially equally seamlessly positions on first planetary gear carrier 13, the second planetary gear carrier 14
Radial clearance basically by second bearing element 16 determine.In particular, planetary gear, herein the first and second planetary gears 6
The corresponding bridge part 13a and 14a for being rotatably supported in via fourth bearing element 18 planetary gear carrier 13 or 14 with 9
On.The quick rotation with good acoustic performance can also be especially realized by good guidance/bearing of corresponding planetary gear 6
The first epicyclic transmission mechanism grade I (input stage).Therefore corresponding bearing conception allows the bearing portion with lesser amt
The good guidance of the power of appearance and power are born.
In a preferred embodiment, bearing cap 11 is embodied as individual component and is arranged in by means of supporting zone 11a
At the inner wall part of epicyclic transmission mechanism shell 3a not marked in more detail.Additionally, herein in order to fasten it is settable or setting
There are the fixing element not marked in more detail, especially locating snap ring (Sicherungsring).It is also contemplated that bearing cap is configured to go
The integrated component part of star transmission mechanism shell is arranged equally at hollow wheel gear, especially at the second hollow wheel gear, is outstanding
It is welded.Bearing cap 11 as individual component construction however have proven to as particularly advantageous and cost-effective.
At the position, permission clearly refer to again, above mentioned " specific bearing conception " can individually itself but
It is to be realized in combination also in conjunction with " specific cooling and/or the lubricant conception " being described below from now on.It is same suitable
It, can substantially itself be individually but same at this time below to be described, " cooling and/or lubricant is for should be contemplated that "
It is realized in conjunction with " bearing conception " described above.
Allow substantially to more specifically explain " specific cooling and/or lubricant are for should be contemplated that " at this time below, wherein
In this regard especially allow referring to figs. 2 to 4:
Especially Fig. 3 is shown, and cooling and/or lubricant container 19 is provided with outside epicyclic transmission mechanism shell 3a.It is cooling and/
Or the inner space 3b of lubricant container 19 and epicyclic transmission mechanism shell 3a is at least flowed via bearing cap 11 and is connected.This is especially
It can partly be identified from Fig. 3 and equally from Fig. 4.
Bearing cap 11 has at least one flow channel 11d and/or especially in the same restricted part annular of interior peripheral region
Flow channel 11e.Flow channel 11d substantially stretches inner peripheral or the part flow channel 11e to bearing cap 11 from outer peripheral edge
Ground circlewise stretches at the inner peripheral of bearing cap 11.Flow channel 11d or 11e flow each other connection or with cooling and/or profit
The flowing connection of lubricant container 19.
In particular, realizing flow channel 11d or 11e by means of the Hydrostatic present in cooling and/or lubricant container 19
The filling of the pressure of power, especially via at least partly vertically arranged in cooling and/or lubricant container 19 and/or extremely
The supply pipe 20 partially vertically stretched and/or the service duct 21 via guidance to flow channel 11d.
Supply pipe 20 is alternatively referred to as " overflow pipe (ü berlaufrohr) ", and wherein service duct 21 is especially also at least partly
Construction is in epicyclic transmission mechanism shell 3a, as that can identify from Fig. 3.
There is at least one cooling and/or lubricant to leave opening 11f by bearing cap 11 and/or flow channel 11d or 11e,
Or same multiple lubricants leave opening 11f.In particular, lubricant leaves opening 11f construction in the inner radial of flow channel 11d
End.Cooling and/or lubricant flow circuit especially in figures 3 and 4 by means of the arrow of there in a manner of symbol table
Show or presents.
Especially from Fig. 2 it can also be seen that, be substantially adjacent in the first of the first and/or second planetary gear 6 or 9 and/or
Two planetary gear carriers 13 or 14 are especially provided at least one guide element 22 in the region of bridge part 13a or 14a, are outstanding
Its guide plate 22a be used for guide and/or diversion cooling and/or lubricant at least part especially to the first and second planets
The fourth bearing element 18 of gear 6 or 9.In this way, especially first planetary gear carrier 13 can have it is projecting radially outwardly, herein
The protruding portion not marked in more detail, meet in the region of the determination of epicyclic transmission mechanism shell 3a oil interceptor (
Lsammler function).In the preferred embodiment presented here, the cloth in the region of bridge part 13a of guide element 22
It sets or is arranged.
In addition, as can be seen from Figure 3, epicyclic transmission mechanism 3a has cooling and/or lubricant planing tool 23 for realizing cold
But and/or lubricant from the inner space 3b of epicyclic transmission mechanism shell 3a returns to cooling and/or lubricant container 19 and/or phase
It answers other flow channel, especially leave leading back for opening 24 herein.Cooling and/or lubricant stream passes through phase in figures 3 and 4
The arrow answered is presented or is indicated in a manner of symbol, wherein in power train 1, in the operation of this hybrid drive train 1a especially because
The rotation direction (in the moving forward of motor vehicle) of first and second planetary gears 6 or 9 is dug by means of cooling and/or lubricant
It knife 23 " under plane " cooling of the centrifuge separation at the inner wall part of epicyclic transmission mechanism shell 3a and/or lubricant and leads back to cold
But and/or in lubricant container 19.
In this way, cooling and/or lubricant is via the phase in planet gear carrier 13 or 14 especially equally via bearing cap 11
In the bridge part 13a and 14a answered the drilling being arranged and/or the channel not marked in more detail herein will cool down accordingly and/or
Lubricant especially equally directs into fourth bearing element 18, especially equally by means of corresponding guide element 20, so such as from figure
2, it may recognize that in 3 and 4.
In particular, the conception of cooling and/or lubricant is realized in the case where no pump, it is also contemplated that additional, especially
The arrangement of the pump of electricity operation.Pass through cooling and/or lubricant container of the cooling and/or lubricant outside epicyclic transmission mechanism 3
It is collected in 19, (Planschverlust otherwise referred to as stirs oily damage for the churning loss for avoiding in epicyclic transmission mechanism 3
It loses).The measure leads to the high efficiency of epicyclic transmission mechanism 3 and minimizes to conceive the cost being associated with cooling and/or lubricant.
List of numerals
1 power train
1a hybrid drive train
2 motors
2a drive shaft
3 epicyclic transmission mechanisms
3a epicyclic transmission mechanism shell
The inner space 3b
4 driven devices (arrow)
4a differential mechanism (arrow)
5 first sun gears
6 first planetary gears
7 first hollow wheel gears
8 secondary sun wheels
9 second planetary gears
10 second hollow wheel gears
11 bearing caps
11a supporting zone
11b first bearing housing region
11c second bearing housing region
11d flow channel
11e flow channel
11f is cooling and/or lubricant leaves opening
12 wheel drive shafts
13 first planetary gear carriers
13a bridge part
14 second planetary gear carriers
14a bridge part
14b protruding portion
15 first bearing elements
16 second bearing elements
17 3rd bearing elements
18 fourth bearing elements
19 cooling and/or lubricant containers
20 supply pipes
21 service ducts
22 guide elements
22a guides plate
23 cooling and/or lubricant planing tools
24 leave opening
I the first epicyclic transmission mechanism grade
II the second epicyclic transmission mechanism grade.
Claims (11)
1. a kind of power train (1) for motor vehicle, especially hybrid drive train (1a) have at least one motor (2), wherein institute
It states motor (2) to be arranged and/or arrange in the region of driven device (4), especially in the region of differential mechanism (4a), wherein the electricity
Machine (2) functionally effectively with the driven device (4), especially with the driving wheel and/or and differential carrier of the differential mechanism (4a)
Body is connected and/or can connect, wherein in order to which torque is transmitted on the driven device (4) (or opposite) from the motor (2)
It is provided at least one epicyclic transmission mechanism (3), wherein the epicyclic transmission mechanism (3) has epicyclic transmission mechanism shell (3a)
With the first and second epicyclic transmission mechanism grades (I, II) for having corresponding component, the i.e. wherein the first row star transmission mechanism grade
(I) there is at least one first sun gear (5), at least one first planetary gear (6) and at least one first hollow wheel gear
(7), and/or wherein the second epicyclic transmission mechanism grade (II) have at least one secondary sun wheel (8), at least one the
Two planetary gears (9) and at least one second hollow wheel gear (10), which is characterized in that first hollow wheel gear (7) and described
Second hollow wheel gear (10) is respectively configured to individual hollow wheel gear (7,10), wherein first and second hollow wheel gear (7,
10) it so arranges and/or is arranged with being separated from each other, so that fixed bearing cap (11) is at least partly described first and the
Direction between two hollow wheel gears (7,10) along the inner space (3b) of the epicyclic transmission mechanism shell (3a) extends ground arrangement
And/or setting, and wherein the described first and/or second Gear Planet Transmission machine is at least partly realized by means of the bearing cap (11)
The cooling of the component of structure grade (I, II) and/or lubricant supply.
2. power train according to claim 1, which is characterized in that the setting outside the epicyclic transmission mechanism shell (3a)
There is cooling and/or lubricant container (19), wherein the cooling and/or lubricant container (19) and the epicyclic transmission mechanism shell
The inner space (3b) of body (3a), which is at least flowed via the bearing cap (11), to be connected.
3. power train according to any one of claim 1 or 2, which is characterized in that the bearing cap (11) has at least
The flow channel (11e) of one flow channel (11d) and/or especially restricted part annular, with the cooling and/or lubricant
Container (19) flowing connection.
4. power train according to claim 3, which is characterized in that the filling of the flow channel (11d, 11e) can borrow
Help the hydrostatic present in the cooling and/or lubricant container (19) pressure, especially via the cooling and/
Or at least partly vertically arranged and/or supply pipe (20) that at least partly vertically stretches in lubricant container (19)
And/or it is realized via the service duct (21) of guidance to the flow channel (11d, 11e).
5. power train according to any one of claim 1 to 4, which is characterized in that the bearing cap (11) and/or described
There is flow channel (11d) at least one cooling and/or lubricant to leave opening (11f), especially described flow channel (11d) tool
There are multiple coolings and/or lubricant to leave opening.
6. power train according to any one of claim 1 to 5, which is characterized in that be substantially adjacent in described first and/
Or second planetary gear (6,9) the described first and/or second planetary gear carrier (13,14) be provided at least one guiding member
Part (22) especially guides plate (22a), especially for cooling and/or lubricant at least part described in guidance and/or diversion
To the fourth bearing element (18) of the planetary gear (6,9).
7. power train according to any one of claim 1 to 6, which is characterized in that the epicyclic transmission mechanism shell
(3a), which has, to return for realizing the cooling and/or lubricant from the inner space (3b) of the epicyclic transmission mechanism shell (3a)
To in the cooling and/or lubricant container (19) the cooling led back and/or lubricant planing tool (23) and/or it is corresponding in addition
Flow channel and/or leave opening (24).
8. power train according to any one of the preceding claims, which is characterized in that the motor (2) is coaxial in wheel drive
Axis (12) is arranged and/or the first and second epicyclic transmission mechanisms grade (I, II) is essentially continuously sequentially arranged, wherein institute
State motor (2) drive shaft (2a) rotation effectively with the first epicyclic transmission mechanism grade (I), the first planet driver
Structure grade (II) rotation is effectively with the second epicyclic transmission mechanism grade (II) and the second epicyclic transmission mechanism grade (II) turns
It is dynamic be connected effectively via the driven device (4), especially via the differential mechanism (4a) with the wheel drive shaft (12) and/or
It can connect.
9. power train according to any one of the preceding claims, which is characterized in that the of the first planetary gear (6)
One planet gear carrier (13) and the secondary sun wheel (8) rotation effectively, especially anti-rotatably couple and described second
Second planetary gear carrier (14) of planetary gear (9) can effectively couple with driven device (4) rotation.
10. power train according to claim 9, which is characterized in that the second planetary gear carrier (14), which has, to be protruded
Portion (14b) is implemented as can be rotated the interface being effectively connected with the driven device (4), wherein the protruding portion (14b)
End regions are especially partly constructed in a manner of pinion gear at the inner peripheral.
11. power train according to any one of the preceding claims, which is characterized in that extremely by means of the bearing cap (11)
Partially realize the bearing of the component of the described first and/or second epicyclic transmission mechanism grade (I, II).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016220951.5A DE102016220951A1 (en) | 2016-10-25 | 2016-10-25 | Powertrain, in particular hybrid powertrain for a motor vehicle |
| DE102016220951.5 | 2016-10-25 | ||
| PCT/EP2017/076576 WO2018077688A1 (en) | 2016-10-25 | 2017-10-18 | Drive train, in particular hybrid drive train for a motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109844366A true CN109844366A (en) | 2019-06-04 |
Family
ID=60120069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780066207.0A Pending CN109844366A (en) | 2016-10-25 | 2017-10-18 | For the power train of motor vehicle, especially hybrid drive train |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3532748A1 (en) |
| CN (1) | CN109844366A (en) |
| DE (1) | DE102016220951A1 (en) |
| WO (1) | WO2018077688A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240102548A1 (en) | 2021-03-26 | 2024-03-28 | Musashi Seimitsu Industry Co., Ltd. | Transmission device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0587389A1 (en) * | 1992-09-11 | 1994-03-16 | Toyota Jidosha Kabushiki Kaisha | Differential gear with abutment member between the output shafts |
| DE102004050137B4 (en) * | 2003-10-16 | 2011-11-24 | Toyota Jidosha Kabushiki Kaisha | Oil supply device |
| US20120031691A1 (en) * | 2010-08-06 | 2012-02-09 | Dr. Ing. H.C.F. Porsche Aktiengesellschaft | Drive system and motor vehicle having such a drive system |
| EP2594789A1 (en) * | 2011-11-17 | 2013-05-22 | Winergy AG | Drive for a wind turbine |
| CN105626836A (en) * | 2015-01-20 | 2016-06-01 | 北京华擎变速器工程技术研究院 | Cylinder speed changer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009031320B4 (en) * | 2009-06-30 | 2016-10-06 | Siemens Aktiengesellschaft | planetary gear |
| DE102009034833A1 (en) * | 2009-07-27 | 2011-02-03 | Siemens Aktiengesellschaft | planetary gear |
| CN103195877A (en) * | 2013-04-18 | 2013-07-10 | 南京高精齿轮集团有限公司 | Multi-stage planetary reducer for ball mill |
| DE102014217762A1 (en) * | 2014-09-05 | 2016-03-10 | Volkswagen Aktiengesellschaft | Hybrid powertrain for a motor vehicle |
| DE102015203068A1 (en) | 2015-02-20 | 2016-09-08 | Volkswagen Aktiengesellschaft | Hybrid powertrain for a motor vehicle |
-
2016
- 2016-10-25 DE DE102016220951.5A patent/DE102016220951A1/en not_active Withdrawn
-
2017
- 2017-10-18 CN CN201780066207.0A patent/CN109844366A/en active Pending
- 2017-10-18 EP EP17784964.3A patent/EP3532748A1/en not_active Withdrawn
- 2017-10-18 WO PCT/EP2017/076576 patent/WO2018077688A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0587389A1 (en) * | 1992-09-11 | 1994-03-16 | Toyota Jidosha Kabushiki Kaisha | Differential gear with abutment member between the output shafts |
| DE102004050137B4 (en) * | 2003-10-16 | 2011-11-24 | Toyota Jidosha Kabushiki Kaisha | Oil supply device |
| US20120031691A1 (en) * | 2010-08-06 | 2012-02-09 | Dr. Ing. H.C.F. Porsche Aktiengesellschaft | Drive system and motor vehicle having such a drive system |
| EP2594789A1 (en) * | 2011-11-17 | 2013-05-22 | Winergy AG | Drive for a wind turbine |
| CN105626836A (en) * | 2015-01-20 | 2016-06-01 | 北京华擎变速器工程技术研究院 | Cylinder speed changer |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102016220951A1 (en) | 2018-04-26 |
| EP3532748A1 (en) | 2019-09-04 |
| WO2018077688A1 (en) | 2018-05-03 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190604 |