CN106286734B - A kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable - Google Patents
A kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable Download PDFInfo
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- CN106286734B CN106286734B CN201610861259.4A CN201610861259A CN106286734B CN 106286734 B CN106286734 B CN 106286734B CN 201610861259 A CN201610861259 A CN 201610861259A CN 106286734 B CN106286734 B CN 106286734B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 53
- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 244000309464 bull Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 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
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/06—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a stepped pulley
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention belongs to technical field of mechanical transmission, a kind of constant more particularly to distance between axles and Belt Length and driven wheel radius variable transmission device, including driving wheel and multigroup transmission combination slot, driving wheel belt is connected with driven wheel, and compensation wheel is equipped between driving wheel and driven wheel；Each transmission combination slot includes active annular groove, compensation annular groove and driven annular groove, and each active annular groove is surrounded on driving wheel, and diameter is equal；Each compensation annular groove is surrounded on compensation wheel, and diameter differs；Each driven torus grooved ring is around on driven wheel, and diameter differs；When each transmission combination slot is respectively used under the belt transmission of same length, reach the different rotating speeds of driven wheel.The beneficial effects of the invention are as follows：The driving wheel of same Radius is connected using same belt, then the output rotating speed, it can be achieved that different is tightened to belt by compensating wheel with the driven wheel of different radii, does not need to change the belt of different length, the cost of material is low, and versatility is good；Implement simple.
Description
Technical field
The invention belongs to technical field of mechanical transmission, and in particular to a kind of distance between axles and Belt Length is constant and driven wheel half
The variable transmission device of diameter.
Background technology
In Machine Design, in order to realize different transmission ratios and different output rotating speeds, usually there is design actively
Wheel drives the driven wheel of variable radius to rotate together, but the axle base of driving wheel and driven wheel cannot change, in this way will band
The driven wheel of dynamic different radii, needs replacing the different belt of length；Therefore, it is necessary to prepare the belt of different length, material at
This height, poor universality, it is inconvenient to implement.
Invention content
The purpose of the present invention is overcoming defect of the existing technology, provide it is a kind of using same belt by same Radius
Driving wheel is connected with the driven wheel of different radii, then the output shaft rotation, it can be achieved that different is tightened to belt by compensating wheel
Speed does not need to change the belt of different length, and the cost of material is low, and versatility is good；Implement simple distance between axles and Belt Length is constant
And the transmission device of driven wheel radius variable.
The technical solution adopted by the present invention to solve the technical problems is：A kind of distance between axles and Belt Length are constant and driven
Take turns the transmission device of radius variable comprising belt is passed through by the driving wheel and multigroup transmission combination slot, driving wheel of outer power drive
It is sequentially connected with driven wheel, the centerline axis parallel and spacing of driving wheel and driven wheel are definite value, between driving wheel and driven wheel
It is taken turns equipped with compensation, the periphery for compensating wheel is located between belt；Every group of transmission combination slot includes active annular groove, compensation ring
Slot and driven annular groove, each active annular groove is surrounded on the wheel circumferential surface of driving wheel, and diameter is equal；Each compensation annular groove is surrounded on compensation
On the wheel circumferential surface of wheel, and diameter differs；Each driven torus grooved ring is around on the wheel circumferential surface of driven wheel, and diameter differs；Each transmission group
When conjunction slot is respectively used under the belt transmission of same length, reach the different rotating speeds of driven wheel.
The present invention is connected the driving wheel of same Radius with the driven wheel of different radii using same belt, then passes through compensation
Wheel tightens belt, that is, passes through different groups of transmission combination slot, you can realize different output rotating speeds, do not need to change skin
Band is not required to the belt of spare different length, need to only use a root skin band, the cost of material is low, and versatility is good；Implement simple.
Specifically, the centerline axis parallel setting of driving wheel, driven wheel and compensation wheel, each diameters edge for compensating annular groove
Compensate the axial direction of wheelIt is incremented by successively, the axial direction of the diameters of each driven annular groove along driven wheelSuccessively decrease successively, mends
Repay the axial direction of wheelWith the axial direction of driven wheelSetting, the belt transmission path line of each transmission combination slot are located in the same direction
In the Different Plane being mutually parallel.
Each compensation annular groove and each driven annular groove sequentially arrange that i.e. transmission combination slot is systematically suitable in ordered series of numbers in the axial direction
Secondary arrangement, when facilitating speed governing, belt is vertically connected with each wheel.
Further, the center of circle of each active annular groove is respectively positioned on the axial direction of driving wheelOn, each center of circle for compensating annular groove is equal
Positioned at the axial direction of compensation wheelOn, the center of circle of each driven annular groove is respectively positioned on the axial direction of driven wheelOn；Arranged concentric,
Speed transmission is stablized.
Further, in the axial direction of driven wheelOn, driving wheel is cylindrical, and compensation wheel is in inverted conical, driven wheel
It is simple in structure and easy to make convenient for arranging each annular groove in regular conical.
Further, it is also surrounded with standard annular groove on the wheel circumferential surface of the big end of driven wheel, ring is gone back on the wheel circumferential surface of driving wheel
It is wound with end race, the diameter of standard annular groove, end race and active annular groove is equal, the belt transmission track of standard annular groove and end race
Line is located in a plane, when standard annular groove and end race are used to be connected with each other by belt, active wheel drive driven wheel constant speed
Rotation, and compensate wheel not with belt contacts.
The radius of standard annular groove is equal with each groove radius of driving wheel, therefore claims standard annular groove, or waits bull wheels.Work as driven wheel
When need to be with driving wheel constant speed drive, when belt need not connect compensation wheel, be connected by belt between standard annular groove and end race, it is main
Driving wheel and driven wheel can be driven at the same speed；It is further simplified structure, connection is simple.
Specifically, transmission device further includes guide rail, and the end for compensating wheel is slidably connected in guide rail, driving wheel and driven wheel
Central axis with compensation slipping trace centerline intersect vertically.
The axis for compensating wheel is located at driving wheel and driven wheel middle in principle, but can also suitably move, when belt extends
After a bit, as long as compensation wheel is suitably moved any along guide rail to driven wheel direction can tighten belt；Then, then by locking
One limiting device prevents the further microcosmic movement on guide rail of compensation wheel；Implementation result is good, stable transmission.
A kind of distance between axles and Belt Length of the present invention is constant and the advantageous effect of the transmission device of driven wheel radius variable
It is：The present invention is connected the driving wheel of same Radius with the driven wheel of different radii using same belt, then by compensating wheel pair
Belt is tightened, that is, passes through different groups of transmission combination slot, you can and it realizes different output rotating speeds, does not need to change belt,
It is not required to the belt of spare different length, need to only use a root skin band, the cost of material is low, and versatility is good；Implement simple.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a kind of distance between axles of the present invention and Belt Length is constant and the structure of the transmission device of driven wheel radius variable
Schematic diagram；
Fig. 2 is a kind of distance between axles of the present invention and Belt Length is constant and the installation of the transmission device of driven wheel radius variable
The layout drawing of each driving wheel before belt.
Wherein:1. driving wheel；2. driven wheel；3. compensation wheel；4. belt；5.S driven slots；6.M driven slots；7.L driven slots；
8.XL driven slots；9.XXL driven slots；10. standard annular groove；11.XXL slot compensating tanks；12.XL slot compensating tanks；13.L slot compensating tanks；
14.M slot compensating tanks；15.S slot compensating tanks；16. end race；17. active annular groove；18. compensating annular groove；19. driven annular groove.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
A kind of distance between axles and Belt Length of the present invention as Figure 1-Figure 2 is constant and the transmission of driven wheel radius variable
The specific embodiment of device comprising passed by belt 4 by the driving wheel 1 and multigroup transmission combination slot, driving wheel 1 of outer power drive
Dynamic to be connected with driven wheel 2, the centerline axis parallel and spacing of driving wheel 1 and driven wheel 2 are definite value, driving wheel 1 and driven wheel 2 it
Between be equipped with compensation wheel 3, compensation wheel 3 periphery be located between belt 4；Every group of transmission combination slot includes active annular groove
17, annular groove 18 and driven annular groove 19 are compensated, each active annular groove 17 is surrounded on the wheel circumferential surface of driving wheel 1, and diameter is equal；It is each to mend
It repays annular groove 18 to be surrounded on the wheel circumferential surface of compensation wheel 3, and diameter differs；Each driven annular groove 19 is surrounded on the wheel circumferential surface of driven wheel 2
On, and diameter differs；Each transmission combination slot is respectively used to when under the belt 4 of same length is driven, reach the difference of driven wheel 2
Rotating speed.
The present embodiment is connected the driven wheel 2 of the driving wheel 1 of same Radius and different radii using same belt 4, then is led to
Overcompensation wheel 3 tightens belt 4, that is, passes through different groups of transmission combination slot, you can realizes different output rotating speeds, no
Belt 4 is needed to change, the belt 4 of spare different length is not required to, need to only use a root skin band, the cost of material is low, and versatility is good；
Implement simple.
Specifically, the centerline axis parallel setting of driving wheel 1, driven wheel 2 and compensation wheel 3, each diameter for compensating annular groove 18
Axial direction of the numerical value along compensation wheel 3It is incremented by successively, the axial direction of the diameters of each driven annular groove 19 along driven wheel 2
Successively decrease successively, the axial direction of compensation wheel 3With the axial direction of driven wheel 2Setting in the same direction, the belt 4 of each transmission combination slot
Transmission path line is located in the Different Plane being mutually parallel.
Each compensation annular groove 18 and each driven annular groove 19 sequentially arrange that i.e. transmission combination slot is orderly in ordered series of numbers in the axial direction
Ground is sequentially arranged, when facilitating speed governing, belt 4 is vertically connected with each wheel.
Further, the center of circle of each active annular groove 17 is respectively positioned on the axial direction of driving wheel 1On, each circle for compensating annular groove 18
The heart is respectively positioned on the axial direction of compensation wheel 3On, the center of circle of each driven annular groove 19 is respectively positioned on the axial direction of driven wheel 2On；Together
The heart arranges that speed transmission is stablized.
Further, in the axial direction of driven wheel 2On, driving wheel 1 is cylindrical, and compensation wheel 3 is in inverted conical, from
Driving wheel 2 is in regular conical, simple in structure and easy to make convenient for arranging each annular groove.
Further, standard annular groove 10 is also surrounded on the wheel circumferential surface of the big end of driven wheel 2, on the wheel circumferential surface of driving wheel 1
It is also surrounded with end race 16, standard annular groove 10, end race 16 are equal with the diameter of active annular groove 17, standard annular groove 10 and end race
16 belt 4 is driven path line and is located in a plane, and standard annular groove 10 and end race 16 by belt 4 for being connected with each other
When, driving wheel 1 drives 2 constant velocity rotation of driven wheel, and compensates wheel 3 and do not contacted with belt 4.
The radius of standard annular groove 10 is equal with each groove radius of driving wheel 1, therefore claims standard annular groove 10, or waits bull wheels.When
When driven wheel 2 need to be with 1 constant speed drive of driving wheel, when belt 4 need not connect compensation wheel 3, between standard annular groove 10 and end race 16
It is connected by belt 4, driving wheel 1 and driven wheel 2 can be driven at the same speed；It is further simplified structure, connection is simple.
Specifically, transmission device further includes guide rail (not shown), and the end of compensation wheel 3 is slidably connected in guide rail,
Trace centerline of the central axis of driving wheel 1 and driven wheel 2 with 3 sliding of compensation wheel intersects vertically.
The axis of compensation wheel 3 is located at 2 middle of driving wheel 1 and driven wheel in principle, but can also suitably move, when belt 4
After elongation a bit, as long as compensation wheel 3 is suitably moved any along guide rail to 2 direction of driven wheel can tighten belt 4；Then,
Again by one limiting device of locking, the compensation 3 further microcosmic movements on guide rail of wheel are prevented；Implementation result is good, stable transmission.
In brief, as shown in Figure 1, between driving wheel 1 and driven wheel 2, a compensation wheel 3 is pressed from both sides, and compensate wheel 3
Axle position is equal to compensation 3 Hes of wheel in the middle position of 2 liang of axis of driving wheel 1 and driven wheel, driving wheel 1 and the distance between axles for compensating wheel 3
The distance between axles of driven wheel 2, and the radius for compensating wheel 3 is R2.Belt 4 is housed on driving wheel 1, compensation wheel 3 and driven wheel 2, is made
The state when belt 4 length, with the radius when driving wheel 1 be equal to 2 radius of driven wheel, do not set compensation wheel 3 and driving wheel 1 with
4 equal length of belt when 2 distance between axles of driven wheel is constant；Then the common tangent of driving wheel 1 and compensation wheel 3 is AG, crosses O points and makees AG's
Parallel lines, with O2G meets at H, then
The common tangent of driven wheel 2 and compensation wheel 3 is BE, crosses O1Point makees the parallel lines of BE, with O2E meets at F, then
Then 4 total length of belt is
Three wheel diameters not etc. states when Belt Length be all always R with driving wheel 1 and 2 radius of driven wheel, need not mend
Repay wheel 3, and belt 4 equal length of the driving wheel 1 with 2 distance between axles of driven wheel when constant.I.e.
In formula D be driving wheel 1 and 2 axle center of driven wheel away from；R is the radius of driving wheel 1；R is the radius of driven wheel 2；R2
For the radius of compensation wheel 3.Analysis obtains table 1.
The radius list of the driven wheel 2 of 1 different radii of table, different driving wheels 1 and the compensation wheel 3 under the conditions of driven wheel 2
In fig. 2, the driving wheel 1 of design have several active annular grooves 17 and one end race 16, respectively can with it is driven
S driven slots 5, M driven slots 6, L driven slots 7, XL driven slots 8 and XXL driven slots 9 in wheel 2, are carried out with the belt 4 of same length
Transmission.The radius of its standard annular groove 10 is equal with each groove radius of driving wheel 1, therefore claims standard annular groove 10, or waits bull wheels.When from
When driving wheel 2 need to be with 1 constant speed drive of driving wheel, when belt 4 need not connect compensation wheel 3, lead between standard annular groove 10 and end race 16
The connection of belt 4 is crossed, driving wheel 1 and driven wheel 2 can be driven at the same speed.In order to enable selecting a kind of belt 4 of length, therefore need in master
Compensation wheel 3 is inserted between driving wheel 1 and driven wheel 2, when 4 length of belt after compensation is with no compensation wheel 3, and driving wheel 1 and
4 length of belt when 2 radius of driven wheel is equal is consistent, i.e., replacing different radii driven wheel 2 to reach different corresponding outputs
When speed, belt 4 need to only be adjusted to corresponding compensation annular groove 18, belt 4 need not be replaced.Therefore belt 4 connects standard
It is needed not compensate for when annular groove 10, belt 4 needs XXL slots compensating tank 11, belt 4 to connect XL driven slots 8 when connecting XXL driven slots 9
When need XL slots compensating tank 12, belt 4 needs L slots compensating tank 13, belt 4 to be needed when connecting M driven slots 6 when connecting L driven slots 7
M slots compensating tank 14, belt 4 need to compensate S slots compensating tank 15 when connecting S driven slots 5.The driven wheel 2 and compensation wheel 3 of design are all examined
Considering belt 4 has one fixed width and thickness, therefore trench structure is arranged on each wheel.
One successful example, it is 3.0cm to select 1 radius of driving wheel, S driven slots 5 radius 0.5cm, M on driven wheel 2
8 radius 2.0cm, XXL driven slot of driven slot 6 radius 1.0cm, L driven slot, 7 radius 1.5cm, XL driven slot, 9 radius 2.5cm, mark
When 10 radius 3.0cm of quasi-ring groove, driving wheel 1 and 2 liang of axis of driven wheel away from for D=24.0cm, then 15 radius of S slots compensating tank is
14 radius of 8.3835cm, M slot compensating tank is 7.9785cm, and 13 radius of L slots compensating tank is 7.4649cm, 12 radius of XL slots compensating tank
For 6.7869cm, 11 radius of XXL slots compensating tank is 5.8011cm.The axis of compensation wheel 3 is located at driving wheel 1 and driven wheel 2 in principle
Middle, but can also suitably move, when usage time is grown, and belt 4 is extended a little or loosened a little, as long as compensation is taken turns
3 suitably move any along guide rail to 2 direction of driven wheel can tighten belt 4.
It is worth noting that, above-mentioned driving wheel 1 can be interchanged with driven wheel 2,2 radius of driven wheel can be more than driving wheel 1
Radius, design scheme are consistent.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
The obvious changes or variations that the spirit of the present invention is extended out are still in the protection scope of this invention.
Claims (6)
1. a kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable, it is characterised in that：Including by outer
The driving wheel (1) and multigroup transmission combination slot of power drive, the driving wheel (1) are sequentially connected with driven wheel by belt (4)
(2), the centerline axis parallel and spacing of the driving wheel (1) and driven wheel (2) are definite value, the driving wheel (1) and driven wheel
(2) compensation wheel (3) is equipped between, the periphery of the compensation wheel (3) is located between belt (4)；Every group of transmission combination slot
Include that active annular groove (17), compensation annular groove (18) and driven annular groove (19), each active annular groove (17) are surrounded on driving wheel (1)
It takes turns on circumferential surface, and diameter is equal；Each compensation annular groove (18) is surrounded on the wheel circumferential surface of compensation wheel (3), and diameter differs；It is each driven
Annular groove (19) is surrounded on the wheel circumferential surface of driven wheel (2), and diameter differs；Each transmission combination slot is respectively used in same length
When under belt (4) transmission, reach the different rotating speeds of driven wheel (2).
2. a kind of distance between axles according to claim 1 and Belt Length is constant and the transmission device of driven wheel radius variable,
It is characterized in that：The centerline axis parallel setting of the driving wheel (1), driven wheel (2) and compensation wheel (3), respectively compensates annular groove
(18) axial direction of the diameters along compensation wheel (3)Incremented by successively, the diameters of each driven annular groove (19) are along driven
Take turns the axial direction of (2)Successively decrease successively, the axial direction of the compensation wheel (3)With the axial direction of driven wheel (2)In the same direction
Belt (4) the transmission path line of setting, each transmission combination slot is located in the Different Plane being mutually parallel.
3. a kind of distance between axles according to claim 2 and Belt Length is constant and the transmission device of driven wheel radius variable,
It is characterized in that：The center of circle of each active annular groove (17) is respectively positioned on the axial direction of driving wheel (1)On, the center of circle for respectively compensating annular groove (18) is equal
Positioned at the axial direction of compensation wheel (3)On, the center of circle of each driven annular groove (19) is respectively positioned on the axial direction of driven wheel (2)On.
4. a kind of distance between axles according to any one of claim 1-3 and Belt Length is constant and driven wheel radius variable
Transmission device, it is characterised in that：Axial direction in driven wheel (2)On, the driving wheel (1) is cylindrical, the compensation
It is in inverted conical to take turns (3), and the driven wheel (2) is in regular conical.
5. a kind of distance between axles according to claim 4 and Belt Length is constant and the transmission device of driven wheel radius variable,
It is characterized in that：Standard annular groove (10) is also surrounded on the wheel circumferential surface of the big end of the driven wheel (2), the driving wheel (1)
End race (16), the standard annular groove (10), the diameter phase for holding race (16) and active annular groove (17) are also surrounded on wheel circumferential surface
It is located in a plane Deng the belt (4) of, the standard annular groove (10) and end race (16) transmission path line, the standard annular groove
(10) when and end race (16) is used to be connected with each other by belt (4), driving wheel (1) drives driven wheel (2) constant velocity rotation, and institute
Compensation wheel (3) is stated not contact with belt (4).
6. a kind of distance between axles according to any one of claim 1-3 and Belt Length is constant and driven wheel radius variable
Transmission device, it is characterised in that：The transmission device further includes guide rail, and the end of the compensation wheel (3) is slidably connected to guide rail
In, the trace centerline that the central axis of the driving wheel (1) and driven wheel (2) is slided with compensation wheel (3) intersects vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861259.4A CN106286734B (en) | 2016-09-28 | 2016-09-28 | A kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861259.4A CN106286734B (en) | 2016-09-28 | 2016-09-28 | A kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106286734A CN106286734A (en) | 2017-01-04 |
| CN106286734B true CN106286734B (en) | 2018-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610861259.4A Expired - Fee Related CN106286734B (en) | 2016-09-28 | 2016-09-28 | A kind of distance between axles and Belt Length is constant and the transmission device of driven wheel radius variable |
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| CN (1) | CN106286734B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113581929A (en) * | 2021-08-04 | 2021-11-02 | 武汉理工大学 | Electric engineering is with electric wire coiling mechanism that has antiwind mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2898772A (en) * | 1957-06-18 | 1959-08-11 | Rufus M Campbell | Variable speed cone pulley drive |
| RU2289740C1 (en) * | 2005-05-30 | 2006-12-20 | Государственное образовательное учреждение высшего профессионального образования Воронежская государственная технологическая академия | Variator with flexible link |
| DE102010046253A1 (en) * | 2010-09-22 | 2011-07-07 | Eberle, Marc, 86415 | Continuously variable transmission gear box i.e. frictional gear box, for use in drive train of motor car, has magnetization device pressing belt at outer jacket of cone drums and increasing frictional engagement between drums and belt |
| CN103671780A (en) * | 2012-09-24 | 2014-03-26 | 李志强 | Belt type stepless speed change device |
| CN205036805U (en) * | 2015-10-19 | 2016-02-17 | 王保爱 | Belt tensioning speed change mechanism |
| CN206072272U (en) * | 2016-09-28 | 2017-04-05 | 常州大学怀德学院 | A kind of distance between axles and Belt Length is constant and the actuating device of driven pulley radius variable |
-
2016
- 2016-09-28 CN CN201610861259.4A patent/CN106286734B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2898772A (en) * | 1957-06-18 | 1959-08-11 | Rufus M Campbell | Variable speed cone pulley drive |
| RU2289740C1 (en) * | 2005-05-30 | 2006-12-20 | Государственное образовательное учреждение высшего профессионального образования Воронежская государственная технологическая академия | Variator with flexible link |
| DE102010046253A1 (en) * | 2010-09-22 | 2011-07-07 | Eberle, Marc, 86415 | Continuously variable transmission gear box i.e. frictional gear box, for use in drive train of motor car, has magnetization device pressing belt at outer jacket of cone drums and increasing frictional engagement between drums and belt |
| CN103671780A (en) * | 2012-09-24 | 2014-03-26 | 李志强 | Belt type stepless speed change device |
| CN205036805U (en) * | 2015-10-19 | 2016-02-17 | 王保爱 | Belt tensioning speed change mechanism |
| CN206072272U (en) * | 2016-09-28 | 2017-04-05 | 常州大学怀德学院 | A kind of distance between axles and Belt Length is constant and the actuating device of driven pulley radius variable |
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| CN106286734A (en) | 2017-01-04 |
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Granted publication date: 20180724 |