WO2012126454A1 - Transmission device - Google Patents
Transmission device Download PDFInfo
- Publication number
- WO2012126454A1 WO2012126454A1 PCT/DE2012/000208 DE2012000208W WO2012126454A1 WO 2012126454 A1 WO2012126454 A1 WO 2012126454A1 DE 2012000208 W DE2012000208 W DE 2012000208W WO 2012126454 A1 WO2012126454 A1 WO 2012126454A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- drive
- crank
- rotation axis
- output shaft
- transmission device
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
- F16H29/02—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts
- F16H29/04—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts in which the transmission ratio is changed by adjustment of a crank, an eccentric, a wobble-plate, or a cam, on one of the shafts
Definitions
- the invention relates to a continuously variable transmission device, in particular for a
- a powertrain of an internal combustion engine-powered motor vehicle having an input shaft with an input shaft rotational axis, an output shaft associated with an output eccentric drive device, an output shaft with an output shaft rotation axis, a freewheel device associated with the output shaft, and a connection device for drive connection of the eccentric drive device and the freewheel device with at least one between a minimum length and a maximum Length adjustable first lever, at least one drive rod and at least one second lever with a fixed length.
- a continuously variable transmission is known with at least one driving shaft and a driven shaft which are drivingly connected to each other, using at least one provided on the driving shaft eccentric drive and provided on the driven shaft freewheel device, at least over a connecting element such as connecting rods, are interconnected, wherein the eccentric drive has a relation to the axis of rotation of the driving shaft eccentrically arranged guide portion on which an eccentric rotatable an eccentric member is mounted, on which in turn the connecting element is rotatably mounted to provide a continuously variable transmission, the can be produced in a particularly simple and rational way.
- a stout construction of the same is to be made possible by a structural design of the transmission and still large power transferable, so that use of the transmission in the drive train of a motor vehicle is possible.
- a structure should continue to ensure kinematics and dynamics of the transmission, which prevents free inertial forces or free moments due to reciprocating gear or machine parts in a simple manner.
- the transmission should continue to allow energy-saving operation of a motor vehicle.
- the invention has for its object to improve the efficiency of a transmission device mentioned above and / or to increase durability.
- a continuously variable transmission device in particular for a drive train of an internal combustion engine motor vehicle, comprising an input shaft with an input shaft rotational axis, an output shaft associated with adjustable eccentric drive means, an output shaft with an output shaft rotation axis, one of the output shaft associated freewheel device and a connection device for driving connection of the eccentric drive device and the freewheel device with at least one adjustable between a minimum length and a maximum length first lever, at least one drive rod and at least one second lever having a fixed length, wherein the maximum length of the first lever corresponds to the length of the second lever.
- Stepless transmissions allow a continuously variable transmission.
- a continuously variable transmission is a uniformly-transmitting transmission in which the ratio of the speeds of rotation of the input shaft and the output shaft, the ratio, can take many values within a certain range. This can also include the standstill or the reversal of the direction of rotation of the output shaft.
- the continuously variable transmission can be arranged in a drive train of a motor vehicle between an internal combustion engine and a drive wheel.
- the input shaft of the transmission may be drive-connected to an output shaft of the internal combustion engine, in particular to a crankshaft.
- the output shaft of the transmission may be drive connected to a drive wheel.
- the first lever may be a crank.
- the length of the first lever may be adjustable by means of the eccentric drive device.
- the second lever may be a crank.
- the second lever may have a fixed length.
- the length of the second lever may correspond to the length of the first lever in its maximum length. In the other adjustment positions where the first lever has no maximum length, the length of the second lever may be greater than the length of the first lever.
- the drive rod can be a connecting rod.
- a drive can be made from the input shaft via the first lever, the at least one drive rod and the second lever on the output shaft.
- the drive rod can perform a combined translational and rotational movement during operation of the transmission device.
- the drive rod can perform a pivoting movement during operation of the transmission device.
- the rod can serve to convert a rotary into an oscillating motion.
- the rod can serve to transmit a rotational movement.
- the freewheel device can perform a reciprocating motion during operation of the transmission device.
- the freewheel device can perform a movement without changing direction during operation of the transmission device.
- the transmission device may have a plurality of drive rods.
- the plurality of drive rods may be arranged in pairs.
- the freewheel device may have at least one freewheel.
- the freewheel device can have several freewheels.
- the freewheel device can take the output shaft when a peripheral speed of a freewheel is greater than a peripheral speed of the output shaft.
- the freewheels can take the output shaft offset in time.
- the freewheels can take the output shaft overlap in time. Several freewheels can take the output shaft at the same time. Several freewheels can run at the same time without entrainment of the output shaft. At the same time, first freewheels can take the output shaft with them and second freewheels can run free without entrainment of the output shaft.
- a freewheel can be a pinch roller freewheel.
- a freewheel can have an inner star.
- a freewheel may have pinch rollers.
- a freewheel may have an outer ring.
- a freewheel can be switched.
- the eccentric drive device may have a rotatable eccentric element.
- the eccentric element may be rotatable relative to the input shaft.
- the eccentric element may have an internal toothing.
- a tip circle of the internal toothing of the eccentric element can serve for the rotatable mounting of the eccentric element.
- the eccentric drive device may have a pinion shaft.
- the pinion shaft may have an external toothing.
- a tip circle of the external teeth of the pinion shaft can serve for the rotatable mounting of the pinion shaft.
- the external toothing of the pinion shaft can mesh with the internal toothing of the eccentric element.
- a rotation of the pinion shaft can cause a rotation of the eccentric element.
- a rotation of the pinion shaft or a rotation of the eccentric element can cause an extension or a shortening of the first lever.
- a rotational movement of the first lever can be converted into a rotational movement of the second lever with a maximum length of the first lever.
- This can be generated on the freewheel device a rotating rotary motion without change of direction.
- Load changes can be omitted.
- An oscillating movement can be omitted.
- Change between deadweight and freewheeling state on the freewheel device can be omitted.
- the freewheel device can be used for longer periods of time be operated in a driving state and / or in a freewheeling state. An operation of the eccentric drive device is facilitated. A load on the eccentric drive device is reduced.
- a ratio i of the transmission device can be adjustable between oo> /> 1.
- the output shaft may be driven at the same or lower speed than the input shaft.
- the drive rod may include an eccentric drive side first drive rod rotation axis, an exciter drive side first drive rod eye, a freewheel side second drive rod rotation axis and a freewheel side second drive rod eye, and the first lever may be formed between the input shaft rotation axis and the first drive rod rotation axis and the second lever may be formed between the output shaft rotation axis and the second drive rod rotation axis be.
- the output shaft rotation axis and the second drive rod rotation axis may be disposed radially inside the second drive rod eye.
- the second drive rod eye can engage around the freewheel device from the radial outside. This constructively creates the prerequisite to drive the freewheeling device rotatorisch circumferentially.
- the second lever can be made significantly shorter than in previously known constructions.
- a radial dimension of the freewheel device is not limiting.
- the adjustable first lever can thus also be made shorter.
- An adjustment range of the first lever may be smaller.
- the first lever may have a smaller maximum length.
- the eccentric drive device can be made smaller. A required space can be reduced. A weight can be reduced.
- the freewheel device can be arranged radially inside the second drive rod eye.
- the second drive rod eye may have a larger diameter than the freewheel device.
- An eccentric element can be arranged between the second drive rod eye and the freewheel device. This is an eccentricity between the secondmaschinestangenauge and the freewheel device given.
- the second drive rod rotational axis may be spaced from a rotational axis of the freewheel device.
- the axis of rotation of the freewheel device may correspond to the exit rotation axis.
- the distance between the second drive rod rotational axis and the rotational axis of the freewheel device may form the second lever.
- the second lever With the eccentric element, the second lever may be formed. The second lever can thus have a length compared to known constructions.
- the eccentric element may have an outer contour and an inner contour and the outer contour may be associated with the secondmaschinestangenauge and the inner contour of the freewheel device.
- the outer contour may have a cylindrical shape.
- the inner contour may have a cylindrical shape.
- the outer contour of the eccentric element can abut against an inner contour of the second drive rod eye.
- the inner contour of the eccentric element can rest on an outer contour of the freewheel device, in particular on an outer ring of a freewheel.
- the second drive rod rotation axis can rotate around the output rotation axis.
- the second drive rod rotation axis can revolve around the output rotation axis in a first direction of rotation, and in the first direction of rotation, the output shaft can be entrained.
- the second Treäbstangenfitachse can rotate about the output axis of rotation in a second direction of rotation and in the second direction of rotation can take place freewheeling without entrainment of the output shaft.
- the freewheel device can have several freewheels. First freewheels of the several freewheels can rotate in the first direction of rotation. Second freewheels of the several freewheels can rotate in the second direction of rotation. The first freewheels can rotate in the first direction of rotation and at the same time the second freewheels can rotate in the second direction of rotation.
- the invention thus provides, inter alia, a crank variator with a translation extension, in which basic geometrical and kinematic relationships of a crank mechanism with a special configuration are expanded.
- This allows a significant improvement in efficiency in the customer collective, because a transition is made to the efficient special configuration in an overdrive translation area. This improvement is very helpful in the very rich, since known crank variators inherently have low efficiency values in the overdrive.
- the drive-side eccentric radius can be adjusted until it has reached the size of the output-side eccentric radius. Furthermore, input and output can run at the same speeds until the drive-side eccentric radius is reduced again. To make this possible, it may be necessary to adapt the designed adjustment range of the drive-side eccentric radius.
- the freewheels can be clamped once and no longer operated at a high frequency. This improves the life of the freewheels in the collective and thus the robustness of the overall system.
- the inertial forces of the individual output levers ensure that singular positions of the crank mechanism are traversed.
- a multi-crank variator constructed according to the invention for example a 6-crank system
- a 6-crank system may be taken into account in the design: in the special configuration of the variator at ratio one, not all the connecting rods of the multi-crank variator will transmit the power.
- "+" or "-" configurations of the crank mechanisms are realized.
- the mechanisms with "-" configurations will not transmit power whose freewheels are outdated.
- the output side levers may be above the axis spacing plane and / or below it.
- the input and output side connecting rod bearings are claimed not only train, but also on thrust depending on the respective crank mechanism configuration. This can be taken into account in the bearing design.
- crank variator 1 shows a crank variator with adjustable drive crank, connecting rod, driven crank and freewheel, in which the drive crank and the driven crank have the same length, in a first free-running direction, in which an entrainment of an output shaft,
- crank variator 2 shows a crank variator with adjustable drive crank, connecting rod, driven crank and freewheel, in which the drive crank and the driven crank have the same length, in a second free-running direction, in which a freewheel without entrainment of an output shaft,
- FIG. 3 shows a lever / connecting rod arrangement of a crank variator during a transition to a special position, in which drive cranks and driven cranks have the same length
- FIG. 5 shows a lever / conrod arrangement of a crank variator after a return to a normal position, in which drive cranks has a shorter length than output cranks
- Fig. 6 is a diagram of a translation curve of a crank variator and Fig. 7 is a diagram of the dependence of an efficiency of a translation of the crank variator.
- crank variator 100 of a crank CVT with adjustable drive crank 102, connecting rod 104, driven crank 106 and freewheel 108, in which the drive crank 102 and the driven crank 106 have the same length, in a first free-running direction 110 in which a take a Output shaft takes place.
- the crank CVT has an input shaft with an input shaft rotation axis and an output shaft with an output shaft rotation axis.
- the input shaft rotation axis and the output shaft rotation axis are parallel to each other.
- the input shaft is designed as a crankshaft.
- the input shaft has cranks.
- the input shaft has concentric shaft portions to the input shaft rotation axis.
- the input shaft has crank portions radially offset from the shaft portions.
- the input shaft has a central bore.
- the bore extends radially in the shaft sections along the input shaft axis of rotation. At the crank sections, the bore is opened in the radial direction to the outside.
- a pinion shaft is arranged with an external toothing.
- the pinion shaft is rotatably mounted in the bore with a tip circle of its external teeth.
- the pinion shaft is rotatable in the bore relative to the input shaft.
- the eccentric elements are rotatable relative to the crank sections.
- the eccentric elements have an eccentric axis.
- the eccentric axis and the input shaft rotation axis are parallel to each other.
- the eccentric axis and the input axis of rotation axis are at a distance from each other. With the distance of the eccentric axis and the input rotation axis of rotation from each other, the drive crank 102 is formed.
- the eccentric elements have an internal toothing.
- the eccentric elements are rotatably mounted on the crank sections with a tip circle of their internal teeth.
- the eccentric elements are rotatable relative to the crank sections.
- the external toothing of the pinion shaft meshes with the internal toothing of the eccentric elements.
- a rotation of the pinion shaft relative to the input shaft causes a rotation of the eccentric elements relative to the crank sections and thus a change in the length of the Drive crank 102.
- the pinion shaft and the eccentric elements are parts of an eccentric drive device.
- the eccentric drive device is adjustable between two end positions.
- a first end position the drive crank 102 has a minimum length.
- the drive crank 102 has the length zero.
- the drive crank 102 has a maximum length.
- An overdrive translation is a very long translation in this context.
- the eccentric drive means is shown in the second end position.
- the connecting rods 104 are arranged.
- the connecting rods 104 are rotatably arranged on the eccentric elements about an eccentric drive device-side connecting rod rotation axis.
- the eccentric drive device-side connecting rod rotational axis corresponds to the eccentric rotational axis of the eccentric elements.
- the connecting rods 104 have an eccentric drive device-side connecting rod eye.
- the eccentric elements have an outer radius.
- the connecting rods 104 are rotatably mounted with their connecting rod eye on the outer radius of the eccentric elements.
- the connecting rods are mounted on the eccentric elements by means of rolling bearings.
- a freewheel device with a plurality of freewheels 108 is arranged.
- the freewheels 108 are pinch roller freewheels with an inner star, an outer ring and between the inner star and the outer ring effective pinch rollers.
- the inner star extends in the axial direction over all freewheels 108 of the freewheel device.
- the inner star forms the output shaft and / or is drive-connected to the output shaft.
- the freewheels 108 are arranged concentrically to the output shaft rotation axis.
- the output shaft rotation axis corresponds to a rotational axis of the freewheels 108.
- the freewheels 108 are received with their outer ring in eccentric elements.
- the eccentric elements have an outer radius with an outer radius axis and an inner radius with an inner radius axis.
- the inner radius is offset from the outer radius in the radial direction.
- the inner radius of the axis corresponds to the output shaft rotational axis and the rotational axis of the freewheels 108.
- the inner radius of the axis and the outer radius of the axis are parallel to each other.
- the mecanicradiusachse and the predominantlyradiusachse have a fixed distance from each other. With the distance between the inner radius of the wheel and the outer radius of the wheel, the output crank 106 is formed.
- the connecting rods 104 have a freewheel device side connecting rod eye.
- the connecting rods 104 have a connecting rod which rigidly connects the eccentric drive-side connecting rod eye and the free-wheel end connecting rod eye.
- the connecting rods 104 are each made in one piece with their connecting rod and their connecting rod eyes.
- the connecting rods 104 are arranged on the output-side eccentric elements.
- the connecting rods 104 are arranged with their freewheeling device-side connecting rod 104 on the output-side eccentric elements.
- the connecting rods 104 are rotatably arranged on the driven-side eccentric elements about a freewheeling device-side Pleuelfilterse.
- the freewheeling device-side connecting rod rotational axis corresponds to the outer radius axis of the output-side eccentric elements.
- the connecting rods 104 are rotatably mounted with their freewheel device-side connecting rod eye on the outer radius of the output-side eccentric elements.
- the connecting rod pivot axis and the eccentric axis are at a distance from each other.
- the connecting rods 104 are mounted on the output-side eccentric elements by means of rolling bearings, in this case by means of ball or roller bearings.
- the freewheel-side connecting rod eye has a larger diameter than the eccentric drive-side connecting rod eye.
- the freewheel device-side connecting rod eye has a larger diameter than the outer ring of the freewheels 108.
- the freewheel device-side connecting rod eye is arranged eccentrically to the freewheels 108.
- the freewheel device-side connecting rod eye has such a larger diameter relative to the outer ring of the freewheels 108 and such an eccentricity relative to the freewheels 108 that the freewheel device-side connecting rod rotational axis is arranged radially within the inner star of the freewheels 108.
- the drive crank 102 and the output crank 06 have the same length in the position shown in Fig. 1.
- the drive crank-side end of the connecting rod 104 is driven to rotate in accordance with the direction of the arrow 112.
- the drive movement is transmitted by means of connecting rod 104 to the output end of the connecting rod 104. Since the drive crank 102 and the output crank 106 have the same length, the output crank 106 also performs a rotating movement. With the output side end of the connecting rod 104 of the freewheel 108 is actuated.
- the crank position shown in Fig. 1 are the drive crank 102 and the
- crank variator 200 shows a crank variator 200 with adjustable drive crank 202, connecting rod 204, driven crank 206 and freewheel 208, in which the drive crank 202 and the driven crank 206 have the same length, in a second free-running direction 210 in which a freewheel takes place without entrainment of an output shaft ,
- Output crank 206 on different sides of an axis passing through a rotation axis 212 of the drive crank 202 and through a rotation axis 214 of the output crank 206 axis.
- the output crank 206 has a drive crank 202 opposite direction of rotation 210.
- This direction of rotation 210 of the output crank 206 of the freewheel 208 is actuated by the output crank 206 in the freewheeling direction in which the output crank 206 transmits no driving force to the output shaft.
- This crank position can also be referred to as a "-" configuration, with particular reference being made to FIG. 1 and the associated description.
- FIG. 3 shows a lift control assembly 300 of a crank variator in a transition to a special position in which drive cranks 302, 304, 306, 308, 310, 312 and driven cranks 314, 316, 318, 320, 322, 324 have the same length.
- Each drive crank thus has an associated output crank.
- the drive crank 302 is drive-connected to the output crank 314.
- the drive crank 304 is drive connected to the output crank 316.
- the drive crank 306 is drive connected to the output crank 318.
- the drive crank 308 is drive connected to the output crank 320.
- the drive crank 30 is drive-connected to the output crank 322.
- the drive crank 312 is drive connected to the output crank 324.
- a transition to the special position shown is carried out starting from a normal position in which the drive cranks 302, 304, 306, 308, 310, 312 have a shorter length than the driven cranks 314, 316, 318, 320, 322, 324, by a corresponding Adjusting the eccentric drive device.
- the lever / connecting rod assembly 300 of the crank variator six circumferentially evenly distributed drive cranks 302, 304, 306, 308, 310, 312 on. This results in an angle of 60 ° between adjacent drive cranks on the drive-side axis of rotation 326.
- the output cranks 314, 316, 318, 320, 322, 324 may be in a transition to the special position, for example in the positions shown in Fig. 3.
- Three output cranks 314, 316, 318 may have a "+” configuration and three output cranks 320, 322, 324 may have a "-” configuration.
- the output shaft is driven only by means of the output cranks 314, 316, 318, which have the "+” configuration, with particular reference being made to FIGS. 1 and 2 and the associated description.
- FIG. 4 shows a lever / connecting rod arrangement 400 of a crank variator in a special position in which drive cranks 402, 404, 406, 408, 410, 412 and driven cranks 414, 416, 418, 420, 422, 424 have the same length after one pass a singular position.
- the singulation position is the position at which the output cranks 414, 416, 4 8, 420, 422, 424 transition from a reciprocating to a rotating movement. Then, a changed position of the output cranks 414, 416, 418, 420, 422, 424 may result.
- the driven cranks which are located with associated drive cranks on the same side of an axle 430 passing through an axis of rotation 426 of the drive crankshaft and through the driven crankshaft 428, have the "+" configuration
- the driven cranks, the associated cranks of which are on the other 430 axis have the "-" configuration
- the output cranks 414, 418, 422 have the "+” configuration
- the output cranks 416, 420, 424 have the "-" configuration.
- FIG. 5 shows a lever / connecting rod assembly 500 of a crank variator after a return to a normal position, in the drive cranks 502, 504, 506, 508, 510, 512 have a shorter length than output cranks 514, 516, 518, 520, 522, 524.
- a transition to the normal position shown takes place starting from the special position in which the drive cranks 502, 504, 506, 508, 510, 512 and the output cranks 514, 516, 518, 520, 522, 524 have the same length, by a corresponding one Adjusting the eccentric drive device.
- FIG. 6 shows a diagram 600 of a transmission profile 602 of a crank variator.
- the translation profile 602 results with a change in the time t translation i.
- a change in the ratio i is effected by a corresponding adjustment of the eccentric drive device.
- the translation is reduced or extended.
- a reduced efficiency results.
- Below a ratio i "3.5 is followed by an area 608, in which the efficiency is reduced even further.
- This area 608 is traversed quickly by changing to special location 610.
- the efficiency is good. This can be done with a good degree of efficiency overdrive translation.
- FIG. 1, FIG. 2, FIG. 3, FIG. 4 and FIG. 5 the associated description.
- FIG. 7 shows a diagram 700 for the dependence of an efficiency ⁇ on one
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014500253A JP2014508905A (en) | 2011-03-18 | 2012-03-01 | Transmission |
DE112012001296.8T DE112012001296A5 (en) | 2011-03-18 | 2012-03-01 | transmission device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011014510 | 2011-03-18 | ||
DE102011014510.9 | 2011-03-18 | ||
DE102011081605.4 | 2011-08-26 | ||
DE102011081605 | 2011-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012126454A1 true WO2012126454A1 (en) | 2012-09-27 |
Family
ID=45974211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2012/000208 WO2012126454A1 (en) | 2011-03-18 | 2012-03-01 | Transmission device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2014508905A (en) |
DE (2) | DE102012203186A1 (en) |
WO (1) | WO2012126454A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108458075A (en) * | 2018-04-18 | 2018-08-28 | 李仕奇 | A kind of speed changer |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB778851A (en) * | 1953-05-22 | 1957-07-10 | Cesare Berselli | Improvements in or relating to continuously variable change speed gears |
US4823627A (en) * | 1987-06-23 | 1989-04-25 | Mills Ned D | Mechanical transmission |
DE10243535A1 (en) | 2001-09-26 | 2003-04-24 | Luk Lamellen & Kupplungsbau | Hybrid drive device for motor vehicle such as tourism vehicle, has engine and electric motor that can be connected to drive connection by coupling so that motor is coupled with drive side of gearbox and/or with engine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009013993A1 (en) * | 2008-04-15 | 2009-10-22 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Output arrangement for use in crank-continuously variable transmission of e.g. diesel engine, has connection unit connected with free-wheel unit over eccentric unit and needle bearing that is provided around eccentric unit |
-
2012
- 2012-03-01 DE DE201210203186 patent/DE102012203186A1/en not_active Withdrawn
- 2012-03-01 JP JP2014500253A patent/JP2014508905A/en active Pending
- 2012-03-01 DE DE112012001296.8T patent/DE112012001296A5/en not_active Withdrawn
- 2012-03-01 WO PCT/DE2012/000208 patent/WO2012126454A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB778851A (en) * | 1953-05-22 | 1957-07-10 | Cesare Berselli | Improvements in or relating to continuously variable change speed gears |
US4823627A (en) * | 1987-06-23 | 1989-04-25 | Mills Ned D | Mechanical transmission |
DE10243535A1 (en) | 2001-09-26 | 2003-04-24 | Luk Lamellen & Kupplungsbau | Hybrid drive device for motor vehicle such as tourism vehicle, has engine and electric motor that can be connected to drive connection by coupling so that motor is coupled with drive side of gearbox and/or with engine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108458075A (en) * | 2018-04-18 | 2018-08-28 | 李仕奇 | A kind of speed changer |
Also Published As
Publication number | Publication date |
---|---|
DE112012001296A5 (en) | 2014-01-09 |
JP2014508905A (en) | 2014-04-10 |
DE102012203186A1 (en) | 2012-09-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2003027538A1 (en) | Transmission | |
DE2534476C2 (en) | Eccentric gear | |
EP1650071B1 (en) | Drive arrangement | |
DE102014112689B4 (en) | Coaxial transmission and arrangement for driving an adjusting shaft for adjusting the expansion stroke and/or the compression ratio of an internal combustion engine | |
DE112013003628T5 (en) | Vehicle power transmission device | |
WO2013007247A1 (en) | Pump drive | |
DE102005048611A1 (en) | Drive arrangement for vehicle has gearbox driven by engine, driven shaft connected by eccentric drive on driving shaft, idler on driven shaft, connecting element between eccentric gear and idler; driven shaft is driven axle of vehicle | |
EP1853796B1 (en) | Adjusting mechanism for a variable valve control device | |
DE102012216231B3 (en) | Planetary gear e.g. spur gear for gearbox device used in powertrain of vehicle, has ring gear that is frictionally engaged with planter carrier by activation of clutch device on friction region of planet carrier | |
EP3209544B1 (en) | Coaxially arranged friction ring-type transmission for a vehicle operated by motor and/or pedal force | |
DE102010045258B4 (en) | Device for phase shifting the angle of rotation of a drive wheel to a driven wheel | |
WO2009141422A2 (en) | Motor comprising a cam plate | |
DE112013005706T5 (en) | Vehicle power transmission device | |
WO2011137469A1 (en) | Planetary differential gear set with eccentric gear stage | |
EP1079086B1 (en) | Internal combustion engine with an electric machine auxiliary drive | |
WO2012126452A1 (en) | Transmission device | |
DE2756658A1 (en) | VARIABLE SPEED TRANSMISSION | |
WO2012126454A1 (en) | Transmission device | |
DE3854500T2 (en) | MECHANICAL TRANSMISSION. | |
DE102013015844A1 (en) | Transmission device with eccentric lantern component | |
DE102018113091A1 (en) | Adjustment device, in particular camshaft adjuster | |
DE112013004461T5 (en) | Vehicle power transmission device | |
DE102018125874A1 (en) | Hubs - hub connection for a generator | |
DE916866C (en) | Gearbox | |
DE102009028411A1 (en) | Eccentric-differential-reduction gear for use in e.g. wind mill, has auxiliary crank shaft arranged within ring and partially affiliates with output cam members that are coupled to pivotal gear wheel during rotation of gear wheel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12714548 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2014500253 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112012001296 Country of ref document: DE Ref document number: 1120120012968 Country of ref document: DE |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: R225 Ref document number: 112012001296 Country of ref document: DE Effective date: 20140109 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 12714548 Country of ref document: EP Kind code of ref document: A1 |