CN108206622A - A kind of electromagnetism mixing is without gear ring planetary gear speed-changing system - Google Patents
A kind of electromagnetism mixing is without gear ring planetary gear speed-changing system Download PDFInfo
- Publication number
- CN108206622A CN108206622A CN201810022041.9A CN201810022041A CN108206622A CN 108206622 A CN108206622 A CN 108206622A CN 201810022041 A CN201810022041 A CN 201810022041A CN 108206622 A CN108206622 A CN 108206622A
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- Prior art keywords
- gear
- planetary gear
- electromagnetic
- shaft
- planet carrier
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/102—Magnetic gearings, i.e. assembly of gears, linear or rotary, by which motion is magnetically transferred without physical contact
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structure Of Transmissions (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of mixing of electromagnetism without gear ring planetary gear speed-changing system, including input shaft, input terminal planet carrier and multiple electromagnetic gears are installed on the input shaft, whether multiple electromagnetic gears distinguish each four switch its work of control of freedom;Each electromagnetic gear and one group of multiple uniformly distributed output magnetic gears and formation, the center of multiple output magnetic gears positioned at different groups and in the same direction connects same planetary gear shaft I on same straight line, the planetary gear shaft I is connected with output terminal planet carrier, input terminal planet carrier connection planetary gear the shaft II, the planetary gear shaft II is connected from multiple output magnetic gear eccentricities positioned at different groups and in the same direction.
Description
Technical field
The present invention relates to a kind of mixing of electromagnetism without gear ring planetary gear speed-changing system.
Background technology
Speed changer is for changing the rotating speed from input terminal and the mechanism of torque, it can change output shaft and input shaft passes
Dynamic ratio.Conventional transmissions generally use gear drive, there is certain deficiencies.On the one hand, ordinary gear transmission is because of its biography
Dynamic characteristic can generate vibration, noise, abrasion, fever phenomenon, and dust, powder etc. can influence greasy property.On the other hand, commonly
Gear drive has certain deficiency in bearing capacity, output torque, delivery efficiency, reliability etc..The design mesh of the present invention
Be improve speed changer these defects.
In terms of bearing capacity, output torque, delivery efficiency is improved, planetary gear is widely used.Planetary gear is compared
Have the advantages that some are protruded, such as compact-sized in ordinary gear group, small, bearing capacity is high, can realize large transmission ratio
Movement, transmission efficiency height etc., using these advantages, planetary gear, which substitutes ordinary gear, can effectively improve gearbox performance.Row
Star gear generally employs 2K-H Gear Planet Transmission technologies, and most typical composition includes sun gear, planetary gear, gear ring, planet carrier
Etc. several primary structures.In this configuration, gear ring is an internal gear, plays the role of engaging with internal gear.But gear ring
Error be to cause a key factor of planetary gear error, in order to ensure planetary gear operation accuracy, usually require that in
Gear ring has higher machining accuracy, increases the difficulty of production and processing.
Magnetic gear is a kind of novel gear technique, as needed, common magnetic gear (such as Fig. 1 can be made with permanent magnet
The right gear) or electromagnetic gear (such as Fig. 1 left sides gear) made according to electromagnetic induction principle.As shown in Figure 1, its sliding tooth
It is realized and moved by the magnet principle that there is a natural attraction between the sexes between wheel and load gear.Mechanical Contact does not occur between magnetic gear, reduces
The vibration and noise of transmission mechanism;Magnetic gear transmits movement and power by the magnetic field of magnetic material into closed space,
Increase the flexibility of design;Magnetic gear rubs without the concern for contact, without lubrication, not only clean environment firendly, the saving energy, but also drop
Low maintenance cost;Magnetic gear will not damage gear in overload, have overload self-protection function;Permanent magnet surfaces are without essence
Thin mechanical processing reduces the requirement to production technology;In motion process, apparent impact phenomenon will not be generated.
Invention content
The present invention proposes a kind of electromagnetism mixing without gear ring planetary gear speed-changing system to overcome the shortcomings of mechanic gear device
The designing scheme of system, the exploitation of development and speed change system to planetary gear, electromagnetic gear have great importance.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of electromagnetism mixing, including input shaft, is equipped with without gear ring planetary gear speed-changing system on the input shaft
Input terminal planet carrier and multiple electromagnetic gears, whether multiple electromagnetic gears distinguish each four switch its work of control of freedom;Often
A electromagnetic gear and multiple uniformly distributed output magnetic gears and one group is formed, positioned at different groups and in the same direction multiple defeated
The center for going out magnetic gear connects same planetary gear shaft I, the planetary gear shaft I and output terminal planet on same straight line
Frame is connected, the input terminal planet carrier connection planetary gear shaft II, the planetary gear shaft II be located at different groups and
Multiple output magnetic gear eccentricities connection on same direction.
Further, different gearratios are formd between multiple electromagnetic gears and multiple output magnetic gears.
Further, one end of the input shaft is mounted on by bearing in rack, and the other end of input shaft passes through bearing
On output terminal planet carrier.
Further, the output shaft end of the output terminal planet carrier is mounted on also by bearing in rack.
Further, the present invention can realize four different gearratio outputs, and the control of variable part is to pass through driving lever
It is realized with synchronizer.
Further, every group of electromagnetic gear is identical with the centre-to-centre spacing for exporting magnetic gear in the present invention.
Further, every group of output magnetic gear is uniformly distributed in a circumferential direction along its corresponding electromagnetic gear.
Further, the input shaft is processed into hollow state, and is punched respectively in electromagnetic gear installation site, for pacifying
Dress and connecting wire.
Further, multiple planetary gear shaft I are connected with same output terminal planet carrier, multiple planetary gear shaft II with it is same
One input terminal planet carrier is connected.
Further, two conducting wires on each electromagnetic gear coil are all connected with brush, wherein the brush of a conducting wire with
Same conducting slip ring is connected, which connects a pole of power supply, and the brush of another conducting wire respectively connects a conduction
Slip ring, each conducting slip ring is extremely connected by conducting wire with the another of power supply, and is equipped with switch on each circuit of formation;It is logical
Conductive and rotation can be realized by crossing movement of the brush on conducting slip ring, realize control function.
N grades and S grades are made by direction of winding using electromagnetic gear in the input gear of the invention electromagnetism mixing gear parts
Uniform alternate electromagnetic gear, output gear make N grades and S grades uniformly alternate common magnetic gears using permanent magnet.
The invention has the advantages that:
1st, it by the effect of planetary two planet carriers of no gear ring, instead of the function of external toothing, realizes anodontia
The planetary gear movement of circle, improves kinematic accuracy, avoids the error of gear ring generation;
2nd, to maintain planetary gear without gear ring planetary gear original compact-sized, small, can realize compared with large transmission ratio
The advantages that;
3rd, Mechanical Contact does not occur between electromagnetic gear and magnetic gear, reduces the vibration and noise of transmission mechanism, overload
When have self-protection, be hardly damaged;
4th, clean environment firendly, magnetic gear and electromagnetic gear do not need to lubricate, and avoid the pollution of lubricating oil;
5th, the permanent magnet surfaces of magnetic gear reduce the requirement to production technology without fine mechanical processing.
6th, iron core and number of magnetic poles easily adjust, and are influenced without the concern for the modulus of mechanical gear, facilitate change gearratio.
7th, transmission control is more convenient, it is only necessary to which speed change can be realized in the corresponding switch of control.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not form the improper restriction to the application for explaining the application.
The structure chart that magnetic gear is engaged with electromagnetic gear in Fig. 1 present invention;
The schematic diagram that Fig. 2 present invention works;
The structure diagram of Fig. 3 present invention;
Fig. 4 is the schematic diagram that steering gear is amplified in Fig. 2;
Fig. 5 is side view.
Wherein:1 input shaft, 2 rack bearings, 3 racks, 4 input terminal planet carriers, 5 planetary gear shaft II, 6 output magnetic gears
E, 7 output magnetic gear F, 8 output magnetic gear G, 9 output magnetic gear H, 10 planetary gear shaft I, 11 output planetary framves, 12 bearings, 13
Power supply, 14 switches, 15 brushes and conducting slip ring, 16 racks, 17 electromagnetic gear D, 18 electromagnetic gear C, 19 electromagnetic gear B, 20 is electric
Magnetic gear A.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.It is unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As background technology is introduced, deficiency exists in the prior art, the technical issues of in order to solve as above, the application
A kind of electromagnetism mixing is proposed without gear ring planetary gear speed-changing system.
As shown in Figure 1, the magnetic gear that the present invention uses is a kind of novel gear technique, as needed, permanent magnetism can be used
Body makes common magnetic gear (gear on the right of such as Fig. 1) or makes electromagnetic gear (such as Fig. 1 left sides tooth according to electromagnetic induction principle
Wheel).It is moved as shown in Figure 1, being realized between its drive gear and load gear by the magnet principle that there is a natural attraction between the sexes.Magnetic gear it
Between Mechanical Contact does not occur, reduce the vibration and noise of transmission mechanism;Magnetic gear is by the magnetic field of magnetic material to closed
Movement and power are transmitted in space, increases the flexibility of design;Magnetic gear rubs without the concern for contact, without lubricating, both
Clean environment firendly saves the energy, and reduces maintenance cost;Magnetic gear will not damage gear in overload, have and overload self guarantor
Protective function;Permanent magnet surfaces reduce the requirement to production technology without fine mechanical processing;In motion process, it will not produce
Raw apparent impact phenomenon.
The present invention is inputted certain rotating speed by input shaft, and four switches K1, K2, K3, K4 control four electromagnetic gears respectively
Work.The common magnetic working gear of output terminal is driven after electromagnetic gear work, passes through input gear and its corresponding output gear
The different gear ratios of wheel, the rotating speed of output shaft change therewith, realize the rotation speed change of five gears, carry out the effect of speed changer.
N grades and S grades are made by direction of winding using electromagnetic gear in the input gear of the invention electromagnetism mixing gear parts
Uniform alternate electromagnetic gear, output gear make N grades and S grades uniformly alternate common magnetic gears using permanent magnet.Electromagnetism tooth
Take turns the quantity by changing iron core and coil, the number of magnetic poles (i.e. the number of teeth) for being designed to four input gears is respectively 8,12,16,
16.The distribution of common magnetic gear adjustment permanent magnet, the number of magnetic poles (i.e. the number of teeth) for making corresponding output gear is 16,16,16,8.
The gear ratio that four pairs of input gears and output gear can be obtained is followed successively by 1:2、3:4、1:1、2:1.
Conducting wire can be driven to rotate in program input shaft rotary course, in order to overcome this problem, the program passes through such as Fig. 3
Transfer solves the problems, such as this.Brush is connected on conducting wire, brush is connected on a conducting slip ring, by brush in coil
On movement can realize conductive and rotation, then coil is connected with switch, realization control function.
Tradition replaced as shown in Fig. 2, setting up meter separately without gear ring planetary gear portion using duplicate rows carrier 2K-H is planetary sets
Meter.The no planetary principle of gear ring is as shown in Fig. 2, gear S is sun gear, and gear P is planetary gear, and Q1 and Q2 are respectively two
Planet carrier.Two mounting holes of processing of planetary gear P connect two planet carriers respectively.In the present invention, using sun gear S as input,
Drive Q1 and Q2 movement, using Q2 for output terminal planet carrier as export, Q1 be input terminal planet carrier play a supportive role, do not apply additionally
Add external force.
In the present invention, two mounting holes of planetary gear P, one is located at center, for installing output terminal planet carrier
Q2, another has certain eccentricity for one with planet carrier, for installing input terminal planet carrier Q1.Because there is bias in mounting hole,
The rotation center of Q1 and sun gear S decentractions, the distance of processing two mounting hole of the eccentricity equal to planetary gear P of the two.
In the design of the present invention, each sun gear needs the planetary gear at three 120 degree of intervals of engagement, ensures stable movement, i.e. planet carrier
Also to be connected simultaneously with these three planetary gears.Therefore a hollow circle is processed in input terminal planet carrier Q1 centers, it adapts to
Bias in motion process avoids the interference with input shaft.Output terminal planet carrier Q2 is connected with center mounting hole, thus Q2 with
Input shaft rotation center is identical.
Input shaft 1 as shown in Figure 3 is processed into hollow state, and punch respectively in electromagnetic gear installation site, for installing
And connecting wire;
Specific structure is as follows:
The present invention includes input shaft 1, and input terminal planet carrier 3 and four electromagnetic gear (electromagnetism are equipped on input shaft 1
Gear D 17, electromagnetic gear C18, electromagnetic gear B19, electromagnetic gear A20), four electromagnetic gears distinguish each four switches 14 of freedom
Whether (K1, K2, K3, K4) controls its work;Each electromagnetic gear and one group of multiple uniformly distributed output magnetic gears and formation, are located at
Different groups and four output magnetic gears (output magnetic gear E6, output magnetic gear F7, output magnetic gear in the same direction
G8, output magnetic gear H9) center same planetary gear shaft I10, the planetary gear shaft I10 are connected on same straight line
Be connected with output terminal planet carrier, the input terminal planet carrier connection planetary gear shaft II5, the planetary gear shaft II5 with
Four output magnetic gear eccentricity connections positioned at different groups and in the same direction.
Different gearratios are formd between multiple electromagnetic gears and multiple output magnetic gears.
One end of input shaft 1 is mounted on by bearing 2 in rack 3, and the other end of input shaft 1 is mounted on defeated by bearing 12
On outlet planet carrier 11.The output shaft end of output terminal planet carrier 11 is mounted on also by bearing in rack 16.
The present invention can realize four different gearratio outputs, and the control of variable part is real by driving lever and synchronizer
Existing.Every group of electromagnetic gear is identical with the centre-to-centre spacing for exporting magnetic gear in the present invention.Every group of output magnetic gear is along it
Corresponding electromagnetic gear is uniformly distributed in a circumferential direction.
Input shaft 1 is processed into hollow state, and is punched respectively in electromagnetic gear installation site, for installing and connection is led
Line.
Multiple planetary gear shaft I are connected with same output terminal planet carrier, multiple planetary gear shaft II and same input
End planet carrier is connected.
Two conducting wires on each electromagnetic gear coil are all connected with brush, wherein the brush of a conducting wire and same conduction
Slip ring is connected, which connects a pole of power supply, and the brush of another conducting wire respectively connects a conducting slip ring, each leads
Electric slip ring is extremely connected by conducting wire with the another of power supply 13, and be equipped on each circuit of formation switch 14 (K1, K2, K3,
K4);Conductive and rotation can be realized by movement of the brush on conducting slip ring, realize control function.
The concrete structure of brush and conducting slip ring 15 is as shown in the figure.
For input terminal planet carrier 4 in order to solve the problems, such as that bias occurs during the motion for the planet carrier, center processes one
A circular hole for preventing interference, avoids planet carrier from being interfered with input shaft.
The invention variable part can realize four different gearratio outputs.The control of variable part is opened by being powered
Close what is realized.Under obstructed electricity condition, electromagnetic gear does not generate magnetic force, will not drive common magnetic gear.When speed changer needs certain
It when a gearratio is worked, is powered by switch to corresponding electromagnetic gear, electromagnetic gear work is driven common using magnetic force
Magnetic gear.The gear ratio of each pair of electromagnetic gear and ordinary gear is followed successively by 1:2、3:4、1:1、2:1, so as to fulfill in output planetary
The function of frame different drive ratios output.
The concrete methods of realizing of gear change:
Zero span:When speed changer is in zero span state, four switches K1, K2, K3, K4 are all off, and four electromagnetic gears are equal
It does not work, input shaft is caused to dally, the output speed of output planetary frame is 0.
One grade:When speed changer is in one grade of state, switch K4 is connected, and K1, K2, K3 are disconnected, electromagnetic gear A work, band
The dynamic common magnetic gear E movements of output, the gear ratio of electromagnetic gear A and common magnetic gear E is 1:2, realization one is defeated compared with low speed
Go out.
Two grades:When speed changer is in two grades of states, switch K3 is connected, and K1, K2, K4 are disconnected, electromagnetic gear B work, band
The dynamic common magnetic gear F movements of output, the gear ratio of electromagnetic gear B and common magnetic gear F is 3:4, two grades of output speeds are with respect to one
Shelves improve.
Third gear:When speed changer is in third gear state, switch K2 is connected, and K1, K3, K4 are disconnected, electromagnetic gear C work, band
The dynamic common magnetic gear G movements of output, the gear ratio of electromagnetic gear C and common magnetic gear G is 1:1, third gear output speed is with respect to two
Shelves further improve.
Fourth gear:When speed changer is in fourth gear state, switch K1 is connected, and K2, K3, K4 are disconnected, electromagnetic gear D work, band
The dynamic common magnetic gear H movements of output, the gear ratio of electromagnetic gear D and common magnetic gear H is 2:1, fourth gear output speed is with respect to three
Shelves further improve.
The speed changer realizes the variation of different drive ratios by five grades of control, while can be defeated by assembling different proportion
Enter gear and output gear and further expand gearratio variation size.
The foregoing is merely the preferred embodiments of the application, are not limited to the application, for the skill of this field
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of electromagnetism mixing is without gear ring planetary gear speed-changing system, which is characterized in that including input shaft, in the input shaft
On input terminal planet carrier and multiple electromagnetic gears be installed, multiple electromagnetic gears distinguish each four switches of freedom and control its work
Whether;Each electromagnetic gear and one group of multiple uniformly distributed output magnetic gears and formation, positioned at different groups and in the same direction
The centers of multiple output magnetic gears connect same planetary gear shaft I on same straight line, the planetary gear shaft I with it is defeated
Outlet planet carrier is connected, and input terminal planet carrier connection planetary gear shaft II, the planetary gear shaft II is with being located at not
Multiple output magnetic gear eccentricities connection with group and in the same direction.
2. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that multiple electromagnetic gears
Different gearratios are formd between multiple output magnetic gears.
3. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that the input shaft
One end is mounted on by bearing in rack, and the other end of input shaft is mounted on by bearing on output terminal planet carrier.
4. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that the output terminal
The output shaft end of planet carrier is mounted on also by bearing in rack.
5. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that every group in the present invention
Electromagnetic gear is identical with the centre-to-centre spacing for exporting magnetic gear.
6. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that described every group is defeated
It is uniformly distributed in a circumferential direction along its corresponding electromagnetic gear to go out magnetic gear.
7. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that the input shaft adds
Work is punched respectively into hollow state, and in electromagnetic gear installation site, for installation and connecting wire.
8. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that multiple planet rotation
Axis I is connected with same output terminal planet carrier, and multiple planetary gear shaft II are connected with same input terminal planet carrier.
9. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that in input terminal planet
Frame center processes a hollow circle.
10. electromagnetism mixing as described in claim 1 is without gear ring planetary gear speed-changing system, which is characterized in that each electromagnetism tooth
Two conducting wires on wheel coil are all connected with brush, wherein the brush of a conducting wire is connected with same conducting slip ring, the conduction is sliding
Ring connects a pole of power supply, and the brush of another conducting wire respectively connects a conducting slip ring, each conducting slip ring by conducting wire and
The another of power supply is extremely connected, and be equipped with switch on each circuit of formation;Pass through movement energy of the brush on conducting slip ring
It is enough to realize conductive and rotation, realize control function.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810022041.9A CN108206622B (en) | 2018-01-10 | 2018-01-10 | A kind of mixing of electromagnetism is without gear ring planetary gear speed-changing system |
PCT/CN2018/108527 WO2019137042A1 (en) | 2018-01-10 | 2018-09-29 | Electromagnetic hybrid gear ring-free planetary gear transmission system |
LU101225A LU101225B1 (en) | 2018-01-10 | 2018-09-29 | Electromagnetic hybrid ringless planet gear changing system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810022041.9A CN108206622B (en) | 2018-01-10 | 2018-01-10 | A kind of mixing of electromagnetism is without gear ring planetary gear speed-changing system |
Publications (2)
Publication Number | Publication Date |
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CN108206622A true CN108206622A (en) | 2018-06-26 |
CN108206622B CN108206622B (en) | 2019-08-23 |
Family
ID=62605298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810022041.9A Expired - Fee Related CN108206622B (en) | 2018-01-10 | 2018-01-10 | A kind of mixing of electromagnetism is without gear ring planetary gear speed-changing system |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN108206622B (en) |
LU (1) | LU101225B1 (en) |
WO (1) | WO2019137042A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019137042A1 (en) * | 2018-01-10 | 2019-07-18 | 山东大学 | Electromagnetic hybrid gear ring-free planetary gear transmission system |
WO2019137043A1 (en) * | 2018-01-10 | 2019-07-18 | 山东大学 | Gear ring-free planetary magnetic gear transmission system |
CN110048578A (en) * | 2019-04-16 | 2019-07-23 | 上海大学 | A kind of pair of rotating disc type electric machine structure |
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CN108206622B (en) * | 2018-01-10 | 2019-08-23 | 山东大学 | A kind of mixing of electromagnetism is without gear ring planetary gear speed-changing system |
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2018
- 2018-01-10 CN CN201810022041.9A patent/CN108206622B/en not_active Expired - Fee Related
- 2018-09-29 WO PCT/CN2018/108527 patent/WO2019137042A1/en active Application Filing
- 2018-09-29 LU LU101225A patent/LU101225B1/en active IP Right Grant
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CN201027918Y (en) * | 2007-03-14 | 2008-02-27 | 陈军 | Automatic speed transmission |
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WO2019137042A1 (en) * | 2018-01-10 | 2019-07-18 | 山东大学 | Electromagnetic hybrid gear ring-free planetary gear transmission system |
WO2019137043A1 (en) * | 2018-01-10 | 2019-07-18 | 山东大学 | Gear ring-free planetary magnetic gear transmission system |
CN110048578A (en) * | 2019-04-16 | 2019-07-23 | 上海大学 | A kind of pair of rotating disc type electric machine structure |
Also Published As
Publication number | Publication date |
---|---|
WO2019137042A1 (en) | 2019-07-18 |
CN108206622B (en) | 2019-08-23 |
LU101225A1 (en) | 2019-09-30 |
LU101225B1 (en) | 2019-11-07 |
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