CN102829168B - Actuator system for rail vehicle - Google Patents
Actuator system for rail vehicle Download PDFInfo
- Publication number
- CN102829168B CN102829168B CN201210199146.4A CN201210199146A CN102829168B CN 102829168 B CN102829168 B CN 102829168B CN 201210199146 A CN201210199146 A CN 201210199146A CN 102829168 B CN102829168 B CN 102829168B
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- CN
- China
- Prior art keywords
- oil
- oil groove
- sucking
- actuator system
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
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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
- F16H57/0412—Cooling or heating; Control of temperature
-
- 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
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
- F16H57/0452—Oil pans
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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
- F16H57/0493—Gearings with spur or bevel gears
- F16H57/0495—Gearings with spur or bevel gears with fixed gear ratio
Abstract
nullPropose a kind of actuator system for rail vehicle，Described actuator system has at least one spur gear level in housing (4)，Wherein，In the spur gear (1) of spur gear level one is at least section formula being attached to oil groove (5) by engaging piece (9) conveying oil，Oil groove (5) is connected with the oil sump (19) being arranged in housing (4) by opening (18)，Wherein，Oil groove (5) is provided with at least one sucking-off opening (10)，The oil being in circulation in order to sucking-off，And wherein，Oil groove (5) has at least one oil-drawing device，Described oil-drawing device at least section formula is attached at least one sucking-off opening (10)，Thus the oil flowed in oil groove (5) by sucking-off opening (10) can be drawn out in the inner space towards oil sump (19) of housing (4).
Description
Technical field
The present invention relates to a kind of actuator system for rail vehicle.
Background technology
Such as by published document DE 203 12 235 U1 discloses a kind of driver, especially for use in rail vehicle
Gear train driver.Gear train driver includes plus gearset in the housing, this plus gearset have be configured to drive tooth
The spur gear of wheel is configured to the spur gear of driven gear with another, for driving the axletree of rail vehicle.Spur gear is rotationally
In the housing, this housing surrounds system of vehicle transmission device in supporting.The sealing member without touching it is disposed with between housing with driven gear, close
Sealing is embodied as labyrinth.Additionally, be associated with accommodating the oil groove of lubricant medium for driven gear, this oil groove is arranged in shell
In body lower component.Oil groove is attached to as follows driven gear, it may be assumed that achieve lubricant medium at run duration engaging piece defeated
Sending, mode is: the engaging piece of driven gear is partly immersed in oil groove.
The oil mass carried in this way is also used for lubricating the bearing of driven gear, and has also reached close without touch at this
In the region of sealing.In order to avoid the rising of lubricant medium amount, being provided with opening at oil groove, described opening achieves and makes oil return
It flow in the oil sump being arranged in lower case part.It is possible to be accomplished that: run duration in oil groove in driven tooth
The region of wheel is formed low pressure, and oil is sucked out from the sealing member without touching.
But have shown that occur such as when using the oil groove of the oil header with integration in known actuator system
Lower shortcoming: the strong oil heated up directly reach again in oil groove and not with the colder oil mixing in oil sump in the case of straight
Connect and enter circulation.Thus, in known driver, cooling effect and the lubrication of oil is reduced significantly.
Summary of the invention
The task that the present invention is based on is: propose a kind of actuator system starting described generic, and it has the confession of improvement
Oil device.
This task is solved by the following actuator system for rail vehicle etc. according to the present invention.
Proposing a kind of actuator system for rail vehicle etc., it includes housing, is just the most preferably supported with
Gear stage, spur gear level such as has driving gear and driven gear.At least one in spur gear carries for cooling medium
And/or lubricant medium conveying or oil carry, mode is: the oil groove that engaging piece is at least attached in housing to section formula.Preferably
, oil groove can the engaging piece of substantially semicircular in shape ground at least jacket spur gear, and by opening and be arranged under housing
Oil sump in parts is connected by the mode being suitable to fluid flowing.In order to the oil that will be in circulation is from enclosure interior sucking-off, oil
Groove can have at least one sucking-off opening etc..
In order to prevent from enclosure interior be sucked in oil groove and also through heat up oil determine with for oil circulation
Colder oil between mix, oil groove can have at least one oil-drawing device etc., thus by each sucking-off opening or
Person says that suction openings enters in the enclosure interior space that the oil in oil groove can be drawn out to lead to oil sump.The most also may be used
For the situation even for the oil groove with the oily sucking-off part integrated, still prevent: directly reach again through the notable oil heated up
In oil circulation rather than be drawn out in advance in oil sump.But it is that oil-drawing device realizes, from oil groove to oil sump by utilizing
Mandatory guidance ensure: the colder oil being only from oil sump is used for fuel feeding.
In the feasible enforcement flexible program of the present invention, could be arranged to: be provided with the substantial axial axle from oil groove
Wide using as oil-drawing device upwardly toward the type that the sidewall of spur gear is prominent, this type wide such as being joined is defeated by each set of oil groove
The sucking-off opening put.Wide based on axially projecting type, achieve by the gear without running through described type with touching wide: in the future
From the oil mandatory guidance in addition entered by sucking-off opening of oil groove, thus due to from radially outer to inner radial with the most true
The type of fixed angular distribution is wide, and the oil from oil groove can be drawn out in enclosure interior and and then be drawn out in oil sump.
Do not rely on and e.g. use the ground such as the type of plane is wide or the type of ribbed is wide, on the one hand axial based at gear
Spacing limited between side and the sidewall (Wange) attached troops to a unit of oil groove, the low pressure needed for first can producing for sucking-off,
To ensure that oil flows in oil groove, and on the other hand, based on type exterior feature from radially outer to the orientation of inner radial, it is possible to achieve right
The oil together guided with gear is swiped, thus prevents and the oily hair substantially together guided on spur gear in radial side
Raw mixing, oil circulation to promote.
Preferably, can be used in rail vehicle, for live axle etc. according to the actuator system of the present invention.Also may be used
With it is considered that, oil-drawing device can be used in other system of vehicle transmission device systems.
Accompanying drawing explanation
Below, the present invention is further illustrated by accompanying drawing.Wherein:
Fig. 1 shows the feasible of the actuator system with the oil-drawing device being configured to ribbed type exterior feature according to the present invention
The view of the first partial sectional implementing flexible program；
Fig. 2 shows according to Fig. 1 along the view of the partial sectional of cutting line A-A；
Fig. 3 shows the feasible of the actuator system with the oil-drawing device being configured to plane exterior feature according to the present invention
The view of the second partial sectional implementing flexible program；
Fig. 4 shows according to Fig. 3 along the view of the partial sectional of cutting line B-B；
Fig. 5 shows the 3-D view of the oil groove with the actuator system being configured to the wide oil-drawing device of plane.
Detailed description of the invention
Schematically illustrate the biography for rail vehicle not shown further according to the present invention in the drawings
The feasible enforcement flexible program of dynamic device system.
Not relying on these and implement deformation program ground, actuator system includes gear stage, and it has: be configured to drive gear
Spur gear, this spur gear is connected with motor not shown further；It is configured to the other spur gear 1 of driven gear,
Described spur gear is connected with gear train axle 2 as shown in figures 1 and 3, is used for driving rail vehicle.Gear train axle 2 is with just
Gear 1 is bearing in the housing 4 of actuator system by taper roll bearing 3.
Housing 4 the most shown partially includes that oil groove 5, oil groove 5 are configured with bottom 6 and two with being substantially u-shaped on cross section
Individual opposed sidewall 7,8.Oil groove 5 as depicted in fig. 5 as substantially arrange around spur gear 1 to semicircular in shape, and
It is in the lower area of housing 4, lower area is also equipped with oil sump 19.Thus, spur gear 1 neighboring area or
Say that engaging piece 9 at least section formula ground during turning guides the lubricant medium by oil groove 5 or lubricating oil.Defeated by engaging piece 9
The oil sent spreads in the housing to cool down and/or lubricate, it is achieved thereby that oil circulation, especially circular cone is rolled by oil circulation
Sub-bearing 3 fuel feeding.Oil circulation required oil is passed through during spur gear 1 rotational motion to the opening 18 in the bottom 6 of oil groove 5
And be inhaled into from oil sump 19 in oil groove 5.
In order to avoid oil reaches in the labyrinth of housing 4, oil groove 5 is provided with integrated oily sucking-off part.To this end,
Being provided with corresponding sucking-off opening 10 in sidewall 7,8, oil is sucked into oil groove 5 from labyrinth by sucking-off opening 10.
Being produced by spur gear 1 for this required low pressure, wherein, this spur gear 1 is opened through sucking-off with its axial sides regional movement
Mouth 10.
Mix to realize oil enough between oil that be sucked out, through heating up and the colder oil being included in oil sump
Even, in oil groove 5, it is provided with oil-drawing device, the oil extraction being drawn in oil groove 5 by this oil-drawing device from sucking-off opening 10
In the oil sump 19 of housing 4, and reach the oil in oil groove 5 by sucking-off opening 10 and will not be admitted to oil in company with spur gear 1 and follow
In ring.Oil-drawing device do not rely on corresponding with implementing flexible program oil groove 5 each sidewall 7,8 towards spur gear 1
It is arranged on inner side in the region of each sucking-off opening 10.Thus, oil-drawing device respectively with the axial sides region phase of spur gear 1
It is opposed to arrange.Do not rely on oil-drawing device to be constructed to ribbed type exterior feature 11 and be also constructed to wide 14 ground of plane, can be every
Individual set sucking-off opening is associated with ribbed type exterior feature or plane is wide, wherein, for simplicity reason the most only two
Marked in detail with reference for one in the ribbed type illustrated on each sidewall 7,8 of oil groove 5 wide 11 or plane exterior feature 14
Show.
According to Fig. 1 and Fig. 2, it is shown that the first feasible enforcement deformation program of the present invention, wherein, oil-drawing device is embodied as
Axially prominent from the inner side of each sidewall 7,8 of oil groove 5 ribbed type exterior feature 11.In shown enforcement flexible program, exemplary
Ground is associated with two sucking-off openings 10 for each sidewall 7,8 of oil groove 5, wherein, is associated with a rib for each sucking-off opening 10
Shape type exterior feature 11.Each ribbed type exterior feature 11 has following axial height, and this axial height so sets, it may be assumed that make spur gear 1 with to the greatest extent
May little spacing but without moving across ribbed type exterior feature 11 with touching, be used for scraping and deoil.Each ribbed type exterior feature 11 shows shown
Example has in the middle part of the region of the bottom 6 of oil groove 5 segmentation with predetermined radius around the described sucking-off opening attached troops to a unit
The collection section 12 of 10 distributions.Thus, each collection section 12 is distributed on the radial outer region of oil groove 5.Thus, at oil groove
In the region of 5, the corresponding oil flowed out from the sucking-off opening 10 attached troops to a unit of collecting, wherein, connects on each end collecting section 12
There are scraping section 13,13A.In this way, the rotation direction ground of spur gear 1, or other rotation wherein are not relied on
Oil carried along on direction is scraped off on corresponding scraping section 13,13A, and oil base in rotational motion along scraping
Section 13,13A mandatory guidance.
Because each scraping section 13,13A from the radial outer region of oil groove 5 with predetermined angle towards oil groove 5
Radial inner region distribution, so oil is transported to the interior zone of housing 4 from oil groove 5 forcibly, and finally lead
Go out to oil sump 19.At oil sump 19, oil can mix with colder oil and therefore be cooled down, in order to further should
With.Being connected to accordingly of ribbed type exterior feature 11 section on section 13,13A of swiping is only used for mechanically stable and can be for this purpose
Correspondingly implemented.
Show the second feasible enforcement flexible program of the present invention according to Fig. 3 to 5, wherein, oil-drawing device is configured to axle
To the plane exterior feature 14 prominent from the inner side of each sidewall 7,8 of oil groove 5.In shown enforcement flexible program, exemplarily
Each sidewall 7,8 for oil groove 5 is associated with two sucking-off openings 10, wherein, is associated with one for each sucking-off opening 10
Plane exterior feature 14.The axial dimension axial height in other words of each plane exterior feature 14 is configured so that: make spur gear 1 with to the greatest extent
May little spacing but without moving across plane exterior feature 14 with touching.Each plane exterior feature 14 is in the region of each sucking-off opening 10
In there is absorption section 15, draw section 15 on the radial inner region of oil groove 5 at least section formula with predetermined half
Footpath is distributed around sucking-off opening 10 ground.
In the circumferential, it is connected to respectively in both sides guide section 16,16A in absorption section 15, has guiding section 16,16A
Be configured to scrape be close to 17, the edge of 17A is substantially radially oriented inside from radial outer region on the sidewall 7,8 of oil groove 5
Region is with predetermined angular distribution.In this way, not relying on the rotation direction ground of spur gear 1, oil is first in drawing section
The region of section 15 is drawn in oil groove 5, and is carried by spur gear 1, until oil reaches to guide section 16, the scraping of 16A
Be close to 17,17A, scrape be close to 17, on 17A, oil is scraped off from the axial sides region of spur gear 1.Rotation based on spur gear 1
Motion, oil along scrape be close to 17,17A is transported to the inside of housing 4 from oil groove 5, and be finally drawn out in oil sump.
When the one end that the guiding section 16 of plane exterior feature 14 or the scraping section 13 of ribbed type exterior feature 11 are attached to oil groove 5
Time, as the most as can be seen from Figure 5, the scraping of the guiding section 16 of scraping section 13 be close to 17 can be close to scraping
In 17A or guiding section 16A (wherein, guiding section 16A not towards the end of oil groove 5), necessary angle is compared the mildest
Angular distribution, in order to the oil of the end of oil groove 5 is drawn out in oil sump 19.
Not relying on corresponding flexible program ground of implementing, each plane wide 14 and/or each ribbed type exterior feature 11, as attached
Shown in figure, multiple sucking-off opening 10 can be attached on each sidewall 7,8 of oil groove 5.Especially can be by plane
Exterior feature 14 and/or ribbed type exterior feature 11 integrally or with going back multi-piece type are molded on the corresponding sidewall 7,8 of oil groove 5 and (such as exist
In the case of cast parts), or be fixed on the corresponding sidewall 7,8 of oil groove 5.
Reference
1 spur gear
2 gear train axles
3 taper roll bearings
4 housings
5 oil grooves
Bottom 6
7 sidewalls
8 sidewalls
9 engaging pieces
10 sucking-off openings
11 ribbed types are wide
12 collect section
13,13A scraping section
14 planes are wide
15 draw section
16,16A guides section
17,17A scrapes and is close to
Opening in the bottom of 18 oil grooves
19 oil sumps
Claims (13)
1., for the actuator system of rail vehicle, described actuator system has at least one spur gear level in housing (4),
Wherein, in the spur gear (1) of described spur gear level is for being at least attached to section formula by engaging piece (9) conveying oil
Oil groove (5), described oil groove (5) is connected with the oil sump (19) being arranged in described housing (4) by opening (18), wherein,
At least one sucking-off opening (10), the oil being in circulation in order to sucking-off, it is characterised in that institute it is provided with on described oil groove (5)
Stating oil groove (5) and have at least one oil-drawing device, described oil-drawing device at least section formula is attached at least one sucking-off opening
(10) oil, thus by described sucking-off opening (10) flowed in described oil groove (5) can be drawn out to leading to of described housing (4)
In the inner space of described oil sump (19), wherein, described oil groove (5) is configured with bottom (6) with being substantially u-shaped on cross section
With opposed sidewall (7,8), wherein, described oil-drawing device at least one side in the described sidewall (7,8) of described oil groove (5)
At least one sucking-off opening (10) it is attached on the inner side towards described spur gear (1) of wall.
Actuator system the most according to claim 1, it is characterised in that described oil-drawing device is configured to axially from described oil
The prominent ribbed type in the inner side of the sidewall (7,8) attached troops to a unit of groove (5) is wide (11), wherein, and described ribbed type wide (11) axial
Set the most as follows, it may be assumed that make described spur gear (1) can with the least spacing but without touch in the circumferential along
Described ribbed type wide (11) motion, deoils in order to scrape.
Actuator system the most according to claim 2, it is characterised in that described ribbed type wide (11) includes that at least one is received
Collection section (12), in order to collect the oil flowed out from the sucking-off opening (10) attached troops to a unit, wherein, described collection section (12) is with in advance
The radius determined is distributed around described sucking-off opening (10) in the bottom side of described oil groove (5).
Actuator system the most according to claim 3, it is characterised in that at least one end of described collection section (12)
It is connected to section (13,13A) of swiping in portion, is used for scraping off the oil together guided with described spur gear (1), described scraping section (13,
13A) it is radially oriented with predetermined angle from radial outer region on the sidewall (7,8) attached troops to a unit of described oil groove (5)
Interior zone is distributed.
Actuator system the most according to claim 1, it is characterised in that described oil-drawing device is configured to axially from described oil
The prominent plane in the inner side of the sidewall (7,8) attached troops to a unit of groove (5) is wide (14), wherein, and described plane wide (14) axial
Set the most as follows, it may be assumed that make described spur gear (1) can with the least spacing but without touch in the circumferential along
Described plane wide (14) motion.
Actuator system the most according to claim 5, it is characterised in that described plane wide (14) is in the sucking-off attached troops to a unit
The region of opening (10) includes that at least one draws section (15), and wherein, described absorption section (15) is deviating from described oil groove
(5) the upper lateral part segmentation ground of bottom (6) is distributed around described sucking-off opening (10) with predetermined radius.
Actuator system the most according to claim 6, it is characterised in that in the circumferential described absorption section (15) extremely
Being connected to guide section (16,16A) on few side, the edge of (17,17A) is scraped and be close to being embodied as of described guiding section (16,16A)
The sidewall (7,8) attached troops to a unit of described oil groove (5) is substantially radially oriented interior zone with in advance from radial outer region
The angular distribution determined, thus can be along described scrape be close to (17,17A) from described by the oil of described absorption section (15) sucking-off
Oil groove (5) is drawn.
8. according to the actuator system one of claim 2 to 4 Suo Shu, it is characterised in that described ribbed type wide (11) is joined respectively
Belong to multiple sucking-off openings (10).
9. according to the actuator system one of claim 2 to 4 Suo Shu, it is characterised in that wide (11) integral type of described ribbed type
Ground is implemented.
10. according to the actuator system one of claim 2 to 4 Suo Shu, it is characterised in that described ribbed type wide (11) is molded into
On the inner side of each sidewall (7,8) of described oil groove (5) or be fixed on the inner side of each sidewall (7,8) of described oil groove (5).
11. according to the actuator system one of claim 5 to 7 Suo Shu, it is characterised in that described plane wide (14) is joined respectively
Belong to multiple sucking-off openings (10).
12. according to the actuator system one of claim 5 to 7 Suo Shu, it is characterised in that wide (14) integral type of described plane
Ground is implemented.
13. according to the actuator system one of claim 5 to 7 Suo Shu, it is characterised in that described plane wide (14) is molded into
On the inner side of each sidewall (7,8) of described oil groove (5) or be fixed on the inner side of each sidewall (7,8) of described oil groove (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011077603.6A DE102011077603B4 (en) | 2011-06-16 | 2011-06-16 | Gear arrangement for a rail vehicle |
| DE102011077603.6 | 2011-06-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102829168A CN102829168A (en) | 2012-12-19 |
| CN102829168B true CN102829168B (en) | 2016-08-10 |
Family
ID=47228258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210199146.4A Active CN102829168B (en) | 2011-06-16 | 2012-06-14 | Actuator system for rail vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102829168B (en) |
| DE (1) | DE102011077603B4 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180139B (en) * | 2014-08-29 | 2016-10-05 | 重庆市鸦屿陶瓷有限公司 | Kiln car wheel automatic fuelling device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505112A (en) * | 1994-02-18 | 1996-04-09 | Eaton Corporation | Churning loss reduction means for gear type devices |
| CN1308713A (en) * | 1998-07-04 | 2001-08-15 | 戴姆勒-克莱斯勒股份公司 | High speed gear with oil lubrication, especially for environmentally sealed railway driving mechanism |
| TW499540B (en) * | 1998-09-08 | 2002-08-21 | Honda Motor Co Ltd | Vehicular transmission |
| CN1667248A (en) * | 2004-03-09 | 2005-09-14 | 本田技研工业株式会社 | Engine lubrication system |
| CN1833124A (en) * | 2003-08-06 | 2006-09-13 | 沃伊特涡轮两合公司 | Axle set gearbox comprising an oil sump and return drillings |
| JP2008106794A (en) * | 2006-10-23 | 2008-05-08 | Aisin Ai Co Ltd | Gear transmission |
| WO2008076061A1 (en) * | 2006-12-18 | 2008-06-26 | Scania Cv Ab | A method to reduce the rotary resistance at gear wheels of a gear box at a motor vehicle, and a gear box to carry out the method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4220754C2 (en) * | 1992-06-24 | 1998-04-16 | Abb Daimler Benz Transp | Gearboxes for drives for rail locomotives |
| DE59909321D1 (en) * | 1998-12-15 | 2004-06-03 | Bombardier Transp Gmbh | Lubrication device for a multi-stage transmission |
| DE102006034153B4 (en) * | 2006-07-24 | 2018-02-08 | Magna powertrain gmbh & co kg | transmission |
| DE102008058873A1 (en) * | 2008-11-26 | 2010-05-27 | Magna Powertrain Ag & Co Kg | Gear box i.e. transfer gear-box, has clutch distributing torque to output shafts, and gear wheel plunged into oil sump of gear and partially enclosed by shielding element, where shielding element is connected to section of wheel |
-
2011
- 2011-06-16 DE DE102011077603.6A patent/DE102011077603B4/en active Active
-
2012
- 2012-06-14 CN CN201210199146.4A patent/CN102829168B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505112A (en) * | 1994-02-18 | 1996-04-09 | Eaton Corporation | Churning loss reduction means for gear type devices |
| CN1308713A (en) * | 1998-07-04 | 2001-08-15 | 戴姆勒-克莱斯勒股份公司 | High speed gear with oil lubrication, especially for environmentally sealed railway driving mechanism |
| TW499540B (en) * | 1998-09-08 | 2002-08-21 | Honda Motor Co Ltd | Vehicular transmission |
| CN1833124A (en) * | 2003-08-06 | 2006-09-13 | 沃伊特涡轮两合公司 | Axle set gearbox comprising an oil sump and return drillings |
| CN1667248A (en) * | 2004-03-09 | 2005-09-14 | 本田技研工业株式会社 | Engine lubrication system |
| JP2008106794A (en) * | 2006-10-23 | 2008-05-08 | Aisin Ai Co Ltd | Gear transmission |
| WO2008076061A1 (en) * | 2006-12-18 | 2008-06-26 | Scania Cv Ab | A method to reduce the rotary resistance at gear wheels of a gear box at a motor vehicle, and a gear box to carry out the method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102011077603A1 (en) | 2012-12-20 |
| DE102011077603B4 (en) | 2021-06-02 |
| CN102829168A (en) | 2012-12-19 |
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