CN202392067U - Automatic transmission assembly and automatic speed change type automobile - Google Patents
Automatic transmission assembly and automatic speed change type automobile Download PDFInfo
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- CN202392067U CN202392067U CN2011202820539U CN201120282053U CN202392067U CN 202392067 U CN202392067 U CN 202392067U CN 2011202820539 U CN2011202820539 U CN 2011202820539U CN 201120282053 U CN201120282053 U CN 201120282053U CN 202392067 U CN202392067 U CN 202392067U
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- automatic transmission
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Abstract
The utility model provides an automatic transmission assembly and an automatic speed change type automobile. The automatic transmission assembly comprises the following components: an input shaft (1), a first-stage speed reducing/increasing mechanism (2), a stepless transmission mechanism (3), a second-stage speed reducing/increasing mechanism (7), a planetary mechanism (8) and an output shaft (14). The automatic transmission assembly is linearly arranged. The input shaft (1) and the output shaft (14) are equipped in a same axis. The axis forms an input-output main axis of the automatic transmission assembly. The first-stage speed reducing/increasing mechanism (2) and the second-stage speed reducing/increasing mechanism (7) are respectively arranged at two sides of the stepless transmission mechanism (3). The gravity center of the whole transmission is in or approximately in the input-output axis, thereby greatly improving balance performance of the transmission and the automobile.
Description
Technical field
The utility model relates to the automotive transmission field, especially, relates to a kind of automatic transmission assembly of automobile and has the automobile of this automatic transmission assembly.
Background technique
In automobile power assembly component manufacturing technology field, speed changer is in occupation of very important position, and speed changer is connected with motor car engine usually, transmits the power from motor.At present, automatic transmission has been applied on the increasing automobile, and wherein stepless speed variator (CVT) occupies certain share because of its premium properties on market, and CVT is mainly used in equipment engine behind front wheel front-wheel drive type car.But because the height space below the noseplate is limited, and the requirement of clearance, define the centre distance of CVT gear, thereby can't change the centre distance of CVT gear.Therefore, the ratio coverage of CVT and torque capacity are all less, are not suitable for the vehicle of engine behind front wheel rear wheel drive vehicle, especially high pulling torques such as SUV, MPV.
The model utility content
The utility model purpose is to provide a kind of automatic transmission assembly, to solve the technical problem of aspects such as existing transmission gear ratio scope is less, torque capacity is less.
For realizing above-mentioned purpose; The utility model provides a kind of automatic transmission assembly; Comprise input shaft, the one-level that is connected with input shaft subtract/speed increasing mechanism, subtract with one-level/stepless speed changing mechanism that speed increasing mechanism is connected, the secondary that is connected with stepless speed changing mechanism subtracts/speed increasing mechanism, subtract with secondary/planetary mechanism that speed increasing mechanism is connected and the output shaft that is connected with planetary mechanism; This automatic transmission assembly is in-line arrangement and distributes; Input shaft and output shaft are arranged on the same axis, and axis constitutes the input-output main axis of automatic transmission assembly; Stepless speed changing mechanism comprises driving pulley axle assembly, metal tape and passive belt axle aggregate, is arranged in to driving pulley axle assembly and passive belt axle aggregate symmetry or near symmetrical the both sides of input-output main axis; One-level subtracts/and speed increasing mechanism and secondary subtract/and speed increasing mechanism is arranged in the both sides of stepless speed changing mechanism.
Further, planetary mechanism 8 comprises with secondary and subtracting/preceding sun gear and rear sun gear, planet carrier that the output terminal of speed increasing mechanism is connected and be fixed in first planet wheel and second planet wheel on the planet carrier; Be set in parallel on the input-output main axis before and after preceding sun gear and the rear sun gear; The inboard of the relative input-output main axis of second planet wheel and rear sun gear engagement, the inner mesh of the outside of the relative input-output main axis of second planet wheel and the relative input-output main axis of first planet wheel; The inboard of the relative input-output main axis of first planet wheel meshes with preceding sun gear simultaneously.
Further, planetary mechanism also comprises the gear ring that is connected with first planet wheel; Preceding sun gear, first planet wheel and gear ring are connected with a joggle successively and constitute first planet row; Rear sun gear, second planet wheel, first planet wheel and gear ring are connected with a joggle successively and constitute second planet row.
Further, the wheel shaft of first planet wheel is connected with planet carrier; The wheel shaft of second planet wheel is connected with planet carrier.
Further, planetary mechanism also comprises reverse gear brake, bottom gear break and top gear clutch; Reverse gear brake comprises two groups of friction plates, and two groups of friction plates are individually fixed in the housing and the gear ring of automatic transmission assembly; Rear sun gear subtracts with secondary/output terminal of speed increasing mechanism is connected, and the top gear clutch connect before sun gear and rear sun gear; The bottom gear break comprises two groups of friction plates, and two groups of friction plates are individually fixed in the housing and the preceding sun gear of automatic transmission assembly.
Further, one-level subtract/speed increasing mechanism comprise first driving gear and with first driven gear of first driving gear engagement; First driving gear and input shaft are an integral body; First driven gear is connected with wheel shaft on the driving pulley axle assembly through spline.
Further, secondary subtract/speed increasing mechanism comprise second driving gear and with second driven gear of second driving gear engagement; Second driving gear is connected with wheel shaft on the passive belt axle aggregate through spline, and second driven gear passes through spline and is connected with the wheel shaft of rear sun gear.
Further, the automatic transmission assembly also comprises fluid torque converter and oil pump, and the turbine of fluid torque converter is connected with input shaft through spline; Oil pump and input shaft disalignment, oil pump drive with the pump impeller of fluid torque converter through the sprocket wheel chain and are connected.
Further, oil pump is connected with the pump impeller of fluid torque converter through the sprocket wheel chain.
The utility model also provides a kind of automatic speed changing type automobile, is equipped with above-mentioned automatic transmission assembly on this automatic speed changing type automobile.
The utlity model has following beneficial effect: each constituent element of the utility model automatic transmission assembly is provided in-line; Wherein input shaft and output shaft are arranged on the same straight line, are arranged in to driving pulley axle assembly and passive belt axle aggregate symmetry or near symmetrical the both sides of input-output axis.Like this; Effectively shortened the layout width of speed changer; Prolonged the arrangement length of speed changer, increased the torque capacity of speed changer greatly, made the center of gravity of transmission assembly focus on more easily and be positioned on the collinear input-output axis; The center of gravity of whole speed changer drops on or approximate dropping on the input-output axis, has strengthened the balance quality of speed changer and automobile greatly.
Except top described purpose, feature and advantage, the utility model also has other purpose, feature and advantage.To do further detailed explanation to the utility model with reference to figure below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the automatic transmission assembly of the utility model preferred embodiment;
Fig. 2 is a first class reducer structure schematic representation in the automatic transmission assembly of the utility model preferred embodiment;
Fig. 3 is a stepless speed changing mechanism schematic representation in the automatic transmission assembly of the utility model preferred embodiment;
Fig. 4 is a two reduction gear schematic representation in the automatic transmission assembly of the utility model preferred embodiment; And
Fig. 5 is a planetary mechanism schematic representation in the automatic transmission assembly of the utility model preferred embodiment.
Embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to Fig. 1; A kind of automatic transmission assembly, comprise input shaft 1, the one-level that is connected with input shaft 1 subtract/speed increasing mechanism 2, subtract with one-level/stepless speed changing mechanism 3 that speed increasing mechanism 2 is connected, the secondary that is connected with stepless speed changing mechanism 3 subtracts/speed increasing mechanism 7, subtract with secondary/planetary mechanism 8 that speed increasing mechanism 7 is connected and the output shaft 14 that is connected with planetary mechanism 8.This input shaft 1, one-level subtract/and speed increasing mechanism 2, stepless speed changing mechanism 3, secondary subtract/and speed increasing mechanism 7, planetary mechanism 8 be connected successively with output shaft 14, be in-line arrangement and distribute.Be the transmission assembly that in-line arrangement distributes, effectively shortened the layout width of speed changer, the arrangement length that has prolonged speed changer has increased the torque capacity of speed changer greatly, is applicable to preposition rear-guard type vehicle.
Wherein, input shaft 1 is arranged on the same axis with output shaft 14, and this axis constitutes " the input-output main axis " of automatic transmission assembly.Like this; Making the center of gravity of transmission assembly focus on more easily is positioned on the collinear input-output main axis; The center of gravity of whole speed changer drops on or approximate dropping on the input-output main axis, has increased the torque capacity of speed changer, has improved the balance quality in the vehicle operating process.Input shaft 1 through one-level subtract/speed increasing mechanism 2, stepless speed changing mechanism 3, secondary subtract/speed increasing mechanism 7, planetary mechanism 8 are to output shaft 14 transferring power, center of gravity drops on and makes on the input-output main axis that power utilization efficient is higher.
In conjunction with referring to Fig. 2, one-level subtracts/speed increasing mechanism 2 comprise first driving gear 21 and with first driven gear 22 of first driving gear, 21 engagements.First driving gear 21 is an overall structure with input shaft 1, and promptly both are one-body molded.Wheel shaft 41 on first driven gear 22 and the driving pulley axle assembly 4 is connected through spline, and make one-level subtract/speed increasing mechanism 2 is positioned at first side of driving pulley axle assembly 4.At this moment, first driving gear 21 and first moving gear, 22 composition one-levels subtract/speed increasing gear train.First driving gear 21 is one-body molded with input shaft 1, has improved the overall performance that both connect greatly, has strengthened their mechanical strength; Need not to be provided with in addition connection set, reduced number of spare parts, also do not increase one-level to subtract/the taking up room of speed increasing mechanism 2.First driven gear 22 and wheel shaft 41 are connected through spline, make both connect that stressed evenly spline tooth root place stress is concentrated less, and axle is less with the strength reduction of hub.
In conjunction with referring to Fig. 3, stepless speed changing mechanism 3 comprises driving pulley axle assembly 4, metal tape 5 and passive belt axle aggregate 6.Driving pulley axle assembly 4 is connected with passive belt axle aggregate 6 through metal tape 5; And driving pulley axle assembly 4 and the passive belt axle aggregate 6 symmetrical both sides that perhaps are arranged in near symmetrical the input-output axis; The center of gravity that helps whole speed changer concentrates on the input-output axle, has improved the balance quality of speed changer greatly.The wheel shaft 41 of driving pulley axle assembly 4 subtracts with one-level/and first driven gear 22 of speed increasing mechanism 2 is connected through spline, as the power intake of stepless speed changing mechanism 3.Wheel shaft 61 on the passive belt axle aggregate 6 subtracts with secondary/and second driving gear 71 of speed increasing mechanism 7 is connected through spline, as the clutch end of stepless speed changing mechanism 3.
In conjunction with referring to Fig. 4, secondary subtracts/speed increasing mechanism 7 comprise second driving gear 71 and with second driven gear 72 of second driving gear, 71 engagements.Wherein, wheel shaft on second driving gear 71 and the passive belt axle aggregate 6 61 is connected through spline, and make secondary subtract/speed increasing mechanism 7 is positioned at relative second side of driving pulley axle assembly 4.Wheel shaft 121 on second driven gear 72 and the planetary structure 8 is connected through spline.At this moment, second driving gear 71 and second driven gear, 72 composition secondarys subtract/speed increasing gear train.Second driving gear 71 and wheel shaft 61, second driven gear 72 and wheel shaft 121 are connected through spline, make that the connection between them is stressed evenly, and spline tooth root place stress is concentrated less, and axle is less with the strength reduction of hub.This second driven gear 72 and wheel shaft 121 are together as the power intake of planetary structure 8.
In conjunction with referring to Fig. 5; Planetary mechanism 8 is a Ravigneaux type planetary mechanism, and this Ravigneaux type planetary mechanism comprises planet carrier 13, gear ring 15, first planet wheel 9, second planet wheel 11, preceding sun gear 10, rear sun gear 12, reverse gear brake 16, bottom gear break 17 and top gear clutch 18.Before sun gear 10 all be arranged on the wheel shaft 121 with rear sun gear 12, and front and back are set in parallel on the input-output main axis, wherein, preceding sun gear 10 is arranged near secondary and subtracts/speed increasing mechanism 7 places; Rear sun gear 12 is arranged on away from secondary and subtracts/speed increasing mechanism 7 places, and promptly rear sun gear 12 is arranged on the side near output shaft 14.First planet wheel 9 and second planet wheel 11 are installed on the planet carrier 13.The wheel shaft of first planet wheel 9 is fixed on the planet carrier 13.The wheel shaft of second planet wheel 11 is fixed on the planet carrier 13.The inboard of the relative input-output main axis of second planet wheel 11 and rear sun gear 12 engagements, the inner mesh of the relative input-output main axis of the outside of the relative input-output main axis of second planet wheel 11 and first planet wheel 9.The inboard of the relative input-output main axis of first planet wheel 9 meshes with preceding sun gear 10 simultaneously.。Gear ring 15 is meshed with the exterior edge face of first planet wheel 9.Wherein, preceding sun gear 10, first planet wheel 9 and gear ring 15 are connected with a joggle successively and constitute first planet row; Rear sun gear 12, short planet wheel 11, first planet wheel 9 and gear ring 15 are connected with a joggle successively and constitute second planet row.Above-mentioned first planet row and second planet row common planet carrier 13, first planet wheel 9 and gear ring 15.Wheel shaft 121 is connected through spline with second driven gear 72, as the power intake of planetary mechanism 8.Planet carrier 13 is an overall structure with output shaft 14, and promptly both are one-body molded, as the clutch end of planetary mechanism 8.
Reverse gear brake 16 comprises two groups of friction plates, and two groups of friction plates are individually fixed in the housing and the gear ring 15 of automatic transmission assembly.Rear sun gear 12 subtracts with secondary/and the output terminal of speed increasing mechanism 7 is connected sun gear 10 and rear sun gear 12 before top gear clutch 18 connects.Bottom gear break 17 comprises two groups of friction plates, and two groups of friction plates are individually fixed in the housing and the preceding sun gear 10 of automatic transmission assembly.Wherein, the number of teeth of preceding sun gear 10 is z
1, the number of teeth of rear sun gear 12 is z
2, z
1＜z
2The number of teeth of gear ring 15 is z
r, z
1＜z
r
When bottom gear break 17 engaged, the input of planetary mechanism with the ratio of output speed did
Because z
1＜z
2So, i
A1＞2, this planetary mechanism can obtain the low-grade speed ratio greater than 2.
When reverse gear brake 16 engaged, the input of planetary mechanism with the ratio of output speed did
Because z
1＜z
rSo, i
AR＜0, this planetary mechanism can obtain less than 0 speed ratio, i.e. reverse gear ratio.
When top gear clutch 18 engaged, planetary mechanism integral body was rotated together, the speed ratio i of planetary mechanism
A2=1, i.e. direct high.Therefore, this planetary mechanism 8 is gears of two forward gearss and a reverse gear.Because this planetary mechanism is provided with two planet rows and three clutch/breaks, has realized the two-stage speed change, promptly under the situation of the ratio coverage that has reduced the single-stage speed change, has increased the ratio coverage of whole speed changer.
Referring to Fig. 1, this automatic transmission assembly also comprises fluid torque converter 19 and oil pump 20.The turbine of fluid torque converter 19 is connected with input shaft 2 through spline, oil pump 20 and input shaft 2 disalignments, and oil pump 20 is not directly to be driven by fluid torque converter 19, but is connected driving through the sprocket wheel chain with the pump impeller of fluid torque converter 19.
Traditional C VT stepless speed changing mechanism ratio coverage generally between 5.0～5.5, if reduce ratio coverage, can increase the input torque capacity of stepless speed changing mechanism, reduces the centre distance of driving pulley axle and passive belt wheel shaft.The ratio coverage of the stepless speed changing mechanism single-stage speed change of the utility model automatic transmission assembly is between 3.0～3.5; The total ratio coverage of this automatic transmission assembly is between 6～7; Compare with existing ratio coverage; The automatic transmission ratio coverage of the utility model has obtained large increase, thereby has improved the fuel economy of car load and handling.And centre distance reduce can make this automatic transmission assembly be more suitable for being equipped on the preposition rear-guard type of the high pulling torque vehicles such as SUV with the increase of input torque capacity.
The automatic transmission that the utility model provides; This automatic transmission is the assemblying body of CVT stepless speed variator and AT automatic transmission; Have traditional C VT stepless change characteristic, have bigger transmission speed ratio scope, bigger input torque capacity than traditional C VT; Littler height and width dimensions adapt on the preposition rear-guard type of the high pulling torque vehicles such as being equipped in SUV.
The one-level of the automatic transmission assembly of the utility model subtracts/and speed increasing mechanism 2 subtracts with secondary/and speed increasing mechanism 7 is arranged in the both sides of stepless speed changing mechanism 3; Make one-level subtract/speed increasing mechanism 2 subtracts with secondary/speed increasing mechanism 7 can be arranged on the input-output axis separately symmetrically, thereby the center of gravity that helps this automatic transmission focuses on the input-output axis.One-level subtracts/and speed increasing mechanism 2 is arranged between input shaft 1 and the stepless speed changing mechanism 3; Secondary subtracts/and speed increasing mechanism 7 is arranged between stepless speed changing mechanism 3 and the planetary mechanism 8.Avoided in the existing technology one-level being subtracted/speed increasing mechanism 2 and secondary subtract/and speed increasing mechanism 7 is arranged between stepless speed changing mechanism 3 and the planetary mechanism 8 simultaneously, and the excessive defective of automatic transmission assembly radial dimension that causes.
The utility model also provides a kind of automatic speed changing type automobile, is equipped with above-mentioned automatic transmission on this automatic speed changing automobile.This speed changer has two-stage and subtracts/the speedup function, and therefore, the automatic speed changing type automobile of the utility model also possesses two-stage and subtracts/the speedup function.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. an automatic transmission assembly comprises
Input shaft (1), the one-level that is connected with said input shaft (1) subtract/speed increasing mechanism (2), subtract with said one-level/stepless speed changing mechanism (3) that speed increasing mechanism (2) is connected, the secondary that is connected with said stepless speed changing mechanism (3) subtracts/speed increasing mechanism (7), subtract with said secondary/planetary mechanism (8) that speed increasing mechanism (7) is connected and the output shaft (14) that is connected with said planetary mechanism (8);
This automatic transmission assembly is in-line arrangement and distributes,
It is characterized in that:
Said input shaft (1) and said output shaft (14) are arranged on the same axis, and said axis constitutes the input-output main axis of said automatic transmission assembly;
Said stepless speed changing mechanism (3) comprises driving pulley axle assembly (4), metal tape (5) and passive belt axle aggregate (6), and said driving pulley axle assembly (4) and passive belt axle aggregate (6) are arranged in the both sides of said input-output main axis symmetrically;
Said one-level subtracts/and speed increasing mechanism (2) and said secondary subtract/and speed increasing mechanism (7) is arranged in the both sides of said stepless speed changing mechanism (3).
2. automatic transmission assembly according to claim 1 is characterized in that,
Said planetary mechanism (8) comprises with said secondary and subtracting/preceding sun gear (10) and rear sun gear (12), planet carrier (13) that the output terminal of speed increasing mechanism (7) is connected and be fixed in first planet wheel (9) and second planet wheel (11) on the said planet carrier (13);
Be set in parallel on the said input-output main axis before and after sun gear (10) and the said rear sun gear (12) before said;
The inboard of the said relatively input-output main axis of said second planet wheel (11) and said rear sun gear (12) engagement, the inner mesh of the said relatively input-output main axis of the outside of the said relatively input-output main axis of said second planet wheel (11) and said first planet wheel (9);
The inboard of the said relatively input-output main axis of said first planet wheel (9) meshes with said preceding sun gear (10) simultaneously.
3. automatic transmission assembly according to claim 2 is characterized in that,
Said planetary mechanism (8) also comprises the gear ring (15) that is connected with said first planet wheel (9);
Sun gear (10), said first planet wheel (9) and said gear ring (15) are connected with a joggle successively and constitute first planet row before said;
Said rear sun gear (12), said second planet wheel (11), said first planet wheel (9) and said gear ring (15) are connected with a joggle successively and constitute second planet row.
4. automatic transmission assembly according to claim 2 is characterized in that,
The wheel shaft of said first planet wheel (9) is connected with said planet carrier (13);
The wheel shaft of said second planet wheel (11) is connected with said planet carrier (13).
5. automatic transmission assembly according to claim 4 is characterized in that,
Said planetary mechanism (8) also comprises reverse gear brake (16), bottom gear break (17) and top gear clutch (18);
Said reverse gear brake (16) comprises two groups of friction plates, and said group of sheet friction plate is individually fixed in the housing and the said gear ring (15) of said automatic transmission assembly;
Said rear sun gear (12) subtracts with said secondary/output terminal of speed increasing mechanism (7) is connected, said top gear clutch (18) connect said before sun gear (10) and said rear sun gear (12);
Said bottom gear break (17) comprises two groups of friction plates, and said two groups of friction plates are individually fixed in the housing and the said preceding sun gear (10) of said automatic transmission assembly.
6. automatic transmission assembly according to claim 1 is characterized in that:
Said one-level subtracts/speed increasing mechanism (2) comprise first driving gear (21) and with first driven gear (22) of said first driving gear (21) engagement;
Said first driven gear (22) is connected with wheel shaft (41) on the said driving pulley axle assembly (4) through spline.
7. automatic transmission assembly according to claim 6 is characterized in that,
Said secondary subtracts/speed increasing mechanism (7) comprise second driving gear (71) and with second driven gear (72) of said second driving gear (71) engagement;
Said second driving gear (71) is connected with wheel shaft (61) on the said passive belt axle aggregate (6) through spline,
Said second driven gear (72) is connected with the wheel shaft (121) of said rear sun gear (12) through spline.
8. according to each described automatic transmission assembly in the claim 1 to 7, it is characterized in that,
Said automatic transmission assembly also comprises fluid torque converter (19) and oil pump (20), and the turbine of said fluid torque converter (19) is connected with said input shaft (2) through spline;
Said oil pump (20) and said input shaft (2) disalignment, said oil pump (20) drive with the pump impeller of said fluid torque converter (19) and are connected.
9. automatic transmission assembly according to claim 8 is characterized in that,
Said oil pump (20) is connected with the pump impeller of said fluid torque converter (19) through the sprocket wheel chain.
10. an automatic speed changing type automobile is equipped with the automatic transmission assembly on said automatic speed changing type automobile, it is characterized in that, said automatic transmission assembly is each described automatic transmission assembly in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202820539U CN202392067U (en) | 2011-08-04 | 2011-08-04 | Automatic transmission assembly and automatic speed change type automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202820539U CN202392067U (en) | 2011-08-04 | 2011-08-04 | Automatic transmission assembly and automatic speed change type automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202392067U true CN202392067U (en) | 2012-08-22 |
Family
ID=46666994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202820539U Expired - Lifetime CN202392067U (en) | 2011-08-04 | 2011-08-04 | Automatic transmission assembly and automatic speed change type automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202392067U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297255A (en) * | 2011-08-04 | 2011-12-28 | 湖南江麓容大车辆传动股份有限公司 | Automatic transmission assembly and automatic transmission vehicle |
| CN104769329A (en) * | 2012-09-07 | 2015-07-08 | 德纳有限公司 | Ball type continuously variable transmission/ infinitely variable transmission |
| US9541179B2 (en) | 2012-02-15 | 2017-01-10 | Dana Limited | Transmission and driveline having a tilting ball variator continuously variable transmission |
| US9551404B2 (en) | 2013-03-14 | 2017-01-24 | Dana Limited | Continuously variable transmission and an infinitely variable transmission variator drive |
| US9556943B2 (en) | 2012-09-07 | 2017-01-31 | Dana Limited | IVT based on a ball-type CVP including powersplit paths |
| US9556941B2 (en) | 2012-09-06 | 2017-01-31 | Dana Limited | Transmission having a continuously or infinitely variable variator drive |
| US9599204B2 (en) | 2012-09-07 | 2017-03-21 | Dana Limited | Ball type CVT with output coupled powerpaths |
| US9777815B2 (en) | 2013-06-06 | 2017-10-03 | Dana Limited | 3-mode front wheel drive and rear wheel drive continuously variable planetary transmission |
| US10030751B2 (en) | 2013-11-18 | 2018-07-24 | Dana Limited | Infinite variable transmission with planetary gear set |
-
2011
- 2011-08-04 CN CN2011202820539U patent/CN202392067U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297255A (en) * | 2011-08-04 | 2011-12-28 | 湖南江麓容大车辆传动股份有限公司 | Automatic transmission assembly and automatic transmission vehicle |
| US9541179B2 (en) | 2012-02-15 | 2017-01-10 | Dana Limited | Transmission and driveline having a tilting ball variator continuously variable transmission |
| US9556941B2 (en) | 2012-09-06 | 2017-01-31 | Dana Limited | Transmission having a continuously or infinitely variable variator drive |
| CN104769329A (en) * | 2012-09-07 | 2015-07-08 | 德纳有限公司 | Ball type continuously variable transmission/ infinitely variable transmission |
| US9556943B2 (en) | 2012-09-07 | 2017-01-31 | Dana Limited | IVT based on a ball-type CVP including powersplit paths |
| US9599204B2 (en) | 2012-09-07 | 2017-03-21 | Dana Limited | Ball type CVT with output coupled powerpaths |
| CN104769329B (en) * | 2012-09-07 | 2017-06-23 | 德纳有限公司 | Ball-type continous way buncher/unlimited formula buncher |
| US10088026B2 (en) | 2012-09-07 | 2018-10-02 | Dana Limited | Ball type CVT with output coupled powerpaths |
| US9551404B2 (en) | 2013-03-14 | 2017-01-24 | Dana Limited | Continuously variable transmission and an infinitely variable transmission variator drive |
| US9933054B2 (en) | 2013-03-14 | 2018-04-03 | Dana Limited | Continuously variable transmission and an infinitely variable transmission variator drive |
| US9777815B2 (en) | 2013-06-06 | 2017-10-03 | Dana Limited | 3-mode front wheel drive and rear wheel drive continuously variable planetary transmission |
| US10030751B2 (en) | 2013-11-18 | 2018-07-24 | Dana Limited | Infinite variable transmission with planetary gear set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee after: Hunan Yung Da intelligent transmission Limited by Share Ltd. Address before: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee before: Hunan Yung Da vehicle transmission Limited by Share Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee after: Hunan Yung Da vehicle transmission Limited by Share Ltd. Address before: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Changsha, Hunan Patentee before: HUNAN JIANGLU & RONGDA VEHICLE TRANSMISSION Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |