CN110513449A - Semi-automatic shift gears drop turns round secondary gear - Google Patents
Semi-automatic shift gears drop turns round secondary gear Download PDFInfo
- Publication number
- CN110513449A CN110513449A CN201910784631.XA CN201910784631A CN110513449A CN 110513449 A CN110513449 A CN 110513449A CN 201910784631 A CN201910784631 A CN 201910784631A CN 110513449 A CN110513449 A CN 110513449A
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- Prior art keywords
- input shaft
- tooth
- output shaft
- semi
- direct high
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- 230000005540 biological transmission Effects 0.000 claims abstract description 47
- 108090000565 Capsid Proteins Proteins 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000009194 climbing Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000192 social effect Effects 0.000 description 1
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
- 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
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/091—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
- F16H3/0915—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft with coaxial input and output shafts
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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
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/10—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with one or more one-way clutches as an essential feature
-
- 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
-
- 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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- 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
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2033—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with one engaging means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a kind of semi-automatic drops to turn round auxiliary transmission, including input shaft and output shaft, input shaft and input shaft are coaxially arranged, input shaft end is inserted into the groove of input shaft axial direction, direct high one-way clutch is installed in the groove of input shaft end, the outer ring of direct high one-way clutch and input axis connection, direct high one-way clutch inner ring are mounted on output shaft.Shift tooth hub and shift tooth set are installed, there is direct high conjunction gear in input shaft end, and the position for adjusting shift tooth set can control whether shift tooth hub couples direct high conjunction gear on output shaft.The present invention is under the premise of can utilize the frictional work of engine to carry out auxiliary braking, guarantee traffic safety to regulation speed, vehicle can not step on clutch pedal when needing to shift gears under steam, to mitigate the operation labor intensity of motorist, the service life for extending clutch, the use and maintenance expense for saving vehicle while the climbing capacity that can also increase vehicle, the dynamic property for improving vehicle.
Description
Technical field
It is that a kind of be mounted on assists carrying out semi-automatic shift gears on manual transmission the present invention relates to automotive transmission field
Secondary gear.
Background technique
Domestic either heavy truck, middle card, light truck or micro- face microcaloire now, all use the mechanical transmission of manual shift,
Although this speed changer has many advantages, such as that of simple structure and low cost, easy to maintenance and transmission efficiency is high, when due to gear shift
Need to step on clutch pedal and be just able to achieve gear shift, vehicle heavy duty, traffic congestion and urban congestion operating condition when driving, frequently use from
Clutch not only will increase driver behavior intensity while be also easy to lead to clutch premature wear, increase the use and maintenance of vehicle at
This, this is that existing armstrong's patent speed change self structure is unavoidable.In addition, vehicle is light when due to vehicle zero load, full load vehicle
Weight, it is of poor quality it is bigger, overload when it is even more serious, cause to be difficult to take into account when speed changer and Engine Matching, the power of engine
Property and economy are difficult to be not fully exerted.
In individual with car market field also there is also a certain number of manual gear cars, manual gear car is because its shift is tired
Difficulty makes new hand's study get up to be difficult, and needs to practice for a long time skillfully to shift gears.
Summary of the invention
The technical problems to be solved by the present invention are: for manual gear gearbox shifting it is cumbersome, to clutch abrasion
The problems such as serious, provides a kind of secondary speed changing structure, is installed in manual transmission and semi-automatic shift gears may be implemented.
The present invention adopts the following technical solutions:
A kind of semi-automatic drop torsion auxiliary transmission, including input shaft and output shaft, input shaft and input shaft are coaxially arranged, input shaft end
Portion is inserted into the groove of input shaft axial direction, direct high one-way clutch is equipped in the groove of input shaft end, direct high is unidirectional
The outer ring of clutch and input axis connection, direct high one-way clutch inner ring are mounted on output shaft.
Shift tooth hub and shift tooth set are installed, there is direct high conjunction gear in input shaft end, adjusts shift tooth on output shaft
The position of set can control whether shift tooth hub couples direct high conjunction gear.
There is the driven tooth engagement of driving tooth and jackshaft on input shaft, the jackshaft driving tooth and output shaft of jackshaft are driven
Tooth engagement, output shaft driven tooth are mounted on the outer ring of one-way clutch, and one-way clutch inner ring side connects high-grade conjunction gear,
One-way clutch inner ring and high-grade conjunction gear sky are set on the output shaft.
The position of moving gear shift tooth set can control whether shift tooth hub couples high-grade conjunction gear.
The diameter of driven tooth is less than jackshaft active tooth diameter.
Driving tooth is located at input shaft end, and driving tooth axial aperture for installing direct high one-way clutch, wear by output shaft
It crosses direct high one-way clutch inner ring and is slidably matched with the realization of the groove of input shaft end.
Direct high conjunction gear is connected on the outside of driving tooth.
Input shaft and output shaft pass through two bearings fixed installation positions, a bearing and input shaft cooperation, another axis
It holds and cooperates with output shaft.
Secondary gear is mounted on basic transmission side, and the position of shift tooth set is controlled by electric gear shifting mechanism, is passed through
Manual gear shift mechanism controls basic transmission.This pair gear and firmly speed changer is used cooperatively, output shaft are defeated by its end
Shaft driving tooth transfers power to basic transmission, and output shaft max. output torque is less than or equal to what basic transmission can bear
Maximum input torque.
Beneficial effects of the present invention:
Since the bottom gear of secondary speed change is direct high, the maximum engine torque transmitted by it not will increase；And secondary speed change
Top gear is overgear, and the maximum engine torque transmitted by it can only reduce, and therefore, turns round secondary become using this semi-automatic drop
Fast device will not influence the reliability and service life of basic transmission
The present invention meets traffic safety code, when vehicle driving needs, and can reliably be assisted using the frictional work of engine
Control for brake speed, to guarantee driving safety, while the matching between engine and speed changer can also be optimized, allow engine
Performance is more fully played, to improve the power performance and the economy performance of vehicle；Traditional driving can also be changed
Mode, the labor intensity for mitigating motorist, in normally travel, shift no longer needs stepping on clutch, and it is difficult to greatly reduce operation
Degree；The service life of clutch can significantly be extended, save the use and maintenance expense of automobile；
Have no need to change original manual basic transmission structure, it is only necessary to cut basic transmission shell, this pair is installed in insertion
The repacking to existing manual gear gearbox can be completed in transmission mechanism.The configuration of the present invention is simple, it is low in cost, manufacture be easy,
Easy to maintenance, particularly suitable China's actual conditions, have biggish social effect and economic significance, are worthy of popularization.
Detailed description of the invention
Fig. 1 is the secondary gear schematic diagram of embodiment 2.
Fig. 2 is the secondary speed change low grade single-direction transmission schematic diagram of embodiment 2.
Fig. 3 is the secondary speed change direct high single-direction transmission schematic diagram of embodiment 2.
Fig. 4 is the secondary speed change low grade one-way clutch locking schematic diagram of embodiment 2.
Fig. 5 is 3 structural schematic diagram of embodiment.
Specific embodiment
Embodiment one:
A kind of semi-automatic drop torsion auxiliary transmission, including input shaft (1) and output shaft (2), input shaft (1) and input shaft (2) are coaxial
Arrangement, input shaft (2) end are inserted into the groove of input shaft (1) axial direction, are equipped with direct high in the groove of input shaft (1) end
One-way clutch (4), the outer ring of direct high one-way clutch (4) and input shaft (1) connection, direct high one-way clutch inner ring
(3) it is mounted on output shaft (2).Shift tooth hub (7) and shift tooth set (8), input shaft (1) end are installed on output shaft (2)
Have direct high conjunction gear (6), the position for adjusting shift tooth set (8) can control whether shift tooth hub (7) couples direct high combination
Tooth (6).
When gear shift tooth set 8 only cooperates with shift tooth hub 7,1 power of input shaft passes through one-way clutch 4, one-way clutch
Inner ring 3 is transmitted to output shaft 2, and power is finally transferred power to basic transmission by output shaft driving tooth 12 by output shaft 2.This
It can directly control crank shift without foot accelerator clutch under state.
When gear shift tooth covers 8 half and the shift cooperation of tooth hub 7, when the other half and direct high conjunction gear 6 cooperate, input shaft 1 is dynamic
Power is transmitted to output shaft 2 by direct high conjunction gear 6, gear shift tooth set 8, shift tooth hub 7, and output shaft 2 finally passes through power defeated
Shaft driving tooth 12 transfers power to basic transmission.4 Internal and external cycle of one-way clutch keeps rotating synchronously under this state, vehicle energy
Enough using the frictional work of engine come auxiliary braking regulation speed, but needing to step on clutch pedal at this time could manual shift.
Embodiment two: the present embodiment is to add jackshaft on the basis of embodiment 1 to carry out high-grade transmission.
Output shaft 2 and input shaft 1 are coaxially arranged, and input shaft 1 is axial to open up recess hole, and output shaft 2 is inserted into input shaft 1
Groove realization is slidably matched.The driven tooth 15 of the driving tooth 5 and jackshaft 13 installed on input shaft 1 engages, in jackshaft 13
Between axis driving tooth 14 and output shaft driven tooth 10 engage, output shaft driven tooth 10 is mounted on the outer ring of one-way clutch 41, single
High-grade conjunction gear 9 is connected to 11 side of clutch inner ring, one-way clutch inner ring 11 and high-grade 9 empty set of conjunction gear are in output shaft 2
On.
Be equipped in the middle part of output shaft 2 shift tooth hub 7, shift tooth hub 7 be located at direct high conjunction gear 6 with top grade conjunction gear 9 it
Between.By adjust shift tooth hub 7 on shift tooth set 8 position can control shift tooth hub 7 whether couple direct high conjunction gear 6 or
High-grade conjunction gear 9.
Further, as Fig. 1, driving tooth 5 are located at 1 end of input shaft, 5 axial aperture of driving tooth, aperture is extended through always
In input shaft 1, direct high one-way clutch 4 is just mounted on 5 aperture of driving tooth center, and driving tooth 5 and input shaft 1 are connected as one
Body, direct high conjunction gear 6 are located at 5 outside of driving tooth and are equally fixed with one.
If Fig. 2 when shift gears tooth set 8 it is centrally located when, power transmit route are as follows: 1 power of input shaft by driving tooth 5,
Direct high one-way clutch 4, direct high one-way clutch inner ring 3 are transmitted to output shaft 2, and output shaft 2 finally passes through power defeated
Shaft driving tooth 12 transfers power to basic transmission.It under this state can directly control crank shift without foot accelerator clutch.
Such as Fig. 3, when shift tooth set 8 shifts to driving tooth 5, couples direct high conjunction gear 6 and shift tooth hub 7, power is passed
It is as follows to pass route: input shaft 1- driving tooth 5- direct high conjunction gear 6- shift tooth set 8- shift tooth hub 7- output shaft 2- output shaft
Driving tooth 12- basic transmission.Gear shift needs foot accelerator clutch to separate at this time, is unable to semi-automatic transmission, but can reliably utilize
The frictional work of engine carrys out auxiliary braking regulation speed, meets traffic law for traffic safety and provides essential structure guarantor
Barrier.
Such as Fig. 4, when tooth set 8 of shifting gears, which shifts to output shaft driven tooth 10, couples high-grade conjunction gear 9 and shift tooth hub 7, hair
The output torque of motivation pass sequentially through input shaft 1, driving tooth 5, jackshaft driven tooth 15, jackshaft 13, jackshaft driving tooth 14,
Output shaft driven tooth 10, one-way clutch 41, one-way clutch inner ring 11, low-grade soldered tooth 9, gear shift tooth set 8, gear shift tooth hub 7,
Main transmission input shaft (output shaft 2) inputs basic transmission after turning round the output torque drop of engine.At this time to shift up or subtracting
Shelves, it is not necessary to it is foot-operated to use clutch pedal, it is at this time high-grade operating condition, actually original manual each shelves of original under this operating condition
Improve certain rotating ratio in position.
Embodiment three: if Fig. 5 is to be reequiped using this pair gear to existing manual gearing transmission, this pair variable-speed motor
Structure is mounted on original basic transmission side, and original basic transmission is mounted on main transformer speed procapsid 21, basic transmission shell 24
With in basic transmission rear end cap 26 and be equipped with manual gear shift mechanism 25, by original main transformer speed procapsid 21 and basic transmission shell 24
Separation, installs secondary speed change shell 22 therebetween, this pair gear is mounted in secondary speed change shell 22 and is located at main transformer speed
The driven tooth engagement on the input shaft of output shaft driving tooth 12 and basic transmission on output shaft 2 is got up in device side.Become in pair
The electric gear shifting mechanism 23 that secondary speed change is installed on fast shell 22 controls the position of gear shift tooth set 8 by electric gear shifting mechanism 23.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, In
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of semi-automatic drop turns round auxiliary transmission, including input shaft (1) and output shaft (2), it is characterised in that: input shaft (1) and
Input shaft (2) is coaxially arranged, and input shaft (2) end is inserted into the groove of input shaft (1) axial direction, the groove of input shaft (1) end
In be equipped with direct high one-way clutch (4), the outer ring of direct high one-way clutch (4) and input shaft (1) connection, direct high list
It is mounted on output shaft (2) to clutch inner ring (3).
2. semi-automatic drop turns round auxiliary transmission according to claim 1, it is characterised in that: output shaft is equipped with shift tooth on (2)
Hub (7) and shift tooth set (8), input shaft (1) end have direct high conjunction gear (6), and the position for adjusting shift tooth set (8) can be controlled
Whether system shift tooth hub (7) couples direct high conjunction gear (6).
3. semi-automatic drop turns round auxiliary transmission according to claim 2, it is characterised in that: have on input shaft (1) driving tooth (5) and
The driven tooth (15) of jackshaft (13) engages, and the jackshaft driving tooth (14) and output shaft driven tooth (10) of jackshaft (13) are nibbled
It closes, output shaft driven tooth (10) is mounted on the outer ring of one-way clutch (41), and the connection of one-way clutch inner ring (11) side is high
Shelves conjunction gear (9), one-way clutch inner ring (11) and high-grade conjunction gear (9) empty set are on output shaft (2).
4. semi-automatic drop turns round auxiliary transmission according to claim 3, it is characterised in that: the position of moving gear shift tooth set (8) can
Whether couple high-grade conjunction gear (9) with control shift tooth hub (7).
5. semi-automatic drop turns round auxiliary transmission according to claim 3, it is characterised in that: the diameter of driven tooth (15) is less than centre
Axis driving tooth (14) diameter.
6. semi-automatic drop turns round auxiliary transmission according to claim 3, it is characterised in that: driving tooth (5) is located at input shaft (1) end
Portion, for driving tooth (5) axial aperture for installing direct high one-way clutch (4), output shaft (2) passes through direct high one-way clutch
Inner ring (3) is simultaneously slidably matched with the realization of the groove of input shaft (1) end.
7. semi-automatic drop turns round auxiliary transmission according to claim 6, it is characterised in that: direct high conjunction gear (6) is connected in master
On the outside of movable tooth (5).
8. turning round auxiliary transmission according to any one of the claim 3-8 semi-automatic drop, it is characterised in that: input shaft (1) and output
Position, a bearing and input shaft (1) cooperation is fixedly mounted by two bearings in axis (2), another bearing and output shaft (2) are matched
It closes.
9. turning round auxiliary transmission according to any one of the claim 3-8 semi-automatic drop, it is characterised in that: this pair gear and master
Speed changer is used cooperatively, and output shaft (2) transfers power to basic transmission by the output shaft driving tooth (12) of its end.
10. semi-automatic drop turns round auxiliary transmission according to claim 8, it is characterised in that: by original basic transmission procapsid
(21) it is separated with basic transmission shell (24), and is packed into secondary speed change shell (22) therebetween, this pair gear is installed
In basic transmission side, the position of shift tooth set (8) is controlled by electric gear shifting mechanism (23), is passed through manual gear shift mechanism (25)
Control basic transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910784631.XA CN110513449A (en) | 2019-08-23 | 2019-08-23 | Semi-automatic shift gears drop turns round secondary gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910784631.XA CN110513449A (en) | 2019-08-23 | 2019-08-23 | Semi-automatic shift gears drop turns round secondary gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110513449A true CN110513449A (en) | 2019-11-29 |
Family
ID=68627397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910784631.XA Pending CN110513449A (en) | 2019-08-23 | 2019-08-23 | Semi-automatic shift gears drop turns round secondary gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110513449A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4067704A1 (en) * | 2021-03-31 | 2022-10-05 | Huawei Digital Power Technologies Co., Ltd. | Gear shifting mechanism, gearbox, powertrain, and electric vehicle |
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| US20070125192A1 (en) * | 2003-07-22 | 2007-06-07 | Nautitech Pty Ltd. | Single clutch transmission |
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| CN109899462A (en) * | 2019-03-01 | 2019-06-18 | 吴有智 | A kind of semi-automatic secondary gear of auxiliary shift |
| CN211117401U (en) * | 2019-08-23 | 2020-07-28 | 吴有智 | Semi-automatic gear shifting and torque reducing auxiliary speed change mechanism |
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2019
- 2019-08-23 CN CN201910784631.XA patent/CN110513449A/en active Pending
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|---|---|---|---|---|
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| DE10063848A1 (en) * | 2000-12-21 | 2002-06-27 | Bayerische Motoren Werke Ag | Gear shift transmission has at least one shift clutch which is freewheeling one |
| US20070125192A1 (en) * | 2003-07-22 | 2007-06-07 | Nautitech Pty Ltd. | Single clutch transmission |
| KR20100002788A (en) * | 2008-06-30 | 2010-01-07 | 대동공업주식회사 | Passenger type paddy field tiller |
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| CN211117401U (en) * | 2019-08-23 | 2020-07-28 | 吴有智 | Semi-automatic gear shifting and torque reducing auxiliary speed change mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4067704A1 (en) * | 2021-03-31 | 2022-10-05 | Huawei Digital Power Technologies Co., Ltd. | Gear shifting mechanism, gearbox, powertrain, and electric vehicle |
| US11708898B2 (en) | 2021-03-31 | 2023-07-25 | Huawei Digital Power Technologies Co., Ltd. | Gear shifting mechanism, gearbox, powertrain, and electric vehicle |
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