CN107664191A - Fluid torque-converter with magnetic viscosity fluid clutch - Google Patents
Fluid torque-converter with magnetic viscosity fluid clutch Download PDFInfo
- Publication number
- CN107664191A CN107664191A CN201710607330.0A CN201710607330A CN107664191A CN 107664191 A CN107664191 A CN 107664191A CN 201710607330 A CN201710607330 A CN 201710607330A CN 107664191 A CN107664191 A CN 107664191A
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- Prior art keywords
- coil
- clutch
- fluid
- torque
- converter
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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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D37/00—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive
- F16D37/02—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive the particles being magnetisable
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D37/00—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive
- F16D2037/002—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive characterised by a single substantially axial gap in which the fluid or medium consisting of small particles is arranged
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0242—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means with viscous dampers
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0273—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type characterised by the type of the friction surface of the lock-up clutch
- F16H2045/0284—Multiple disk type lock-up clutch
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Gearings (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The present invention provides a kind of fluid torque-converter with magnetic viscosity fluid clutch for being able to ensure that and transmitting torque capacity.In possessing the fluid torque-converter of locking clutch of magnetic viscosity fluid clutch, have by energization to generate relative to the magnet coil in the magnetic field of the magnetic viscosity fluid layer formed between first clutch piece and the relative face of second clutch piece：Configure the first coil in the radially inner side of magnetic viscosity fluid layer；Configure the second coil in the radial outside of magnetic viscosity fluid layer.
Description
Technical field
The present invention relates to the fluid torque-converter of locking clutch, and it is with magnetic viscosity fluid (following, to be designated as MR fluids)
Fluid is acted, and using lock-up clutch as MR fluid clutches.
Background technology
At present, there are the band MR fluids that clutch disc is configured with the axial direction of fluid torque-converter disclosed in patent document 1
The fluid torque-converter of clutch.The MR fluid clutches are configured with magnet coil in the radially inner side position of clutch disc, pass through
Magnet coil is powered to control the coupled situation of MR fluid clutches.
Patent document 1：(Japan) JP 2015-183845 publications
In order to ensure the transmission torque capacity of MR fluid clutches, it is desirable to which ensure clutch disc contributes to moment of torsion transmission
The area of radial outside portion, and require that magnetic field caused by magnet coil reaches radial outside portion.However, it is very difficult to radially
The magnet coil for the high-intensity magnetic field for substantially arriving at radial outside can be produced by being set in the limited space of inner side.
The content of the invention
The present invention is conceived to above-mentioned problem and set up, and its object is to provide one kind to be able to ensure that transmission torque capacity
Band MR fluid clutches fluid torque-converter.
To achieve these goals, become in the fluid power of the locking clutch for possessing magnetic viscosity fluid clutch of the present invention
In square device, generated by energization relative to the magnetic formed between first clutch piece and the relative face of second clutch piece
The magnet coil in the magnetic field of viscous fluid layer has：Configure magnetic viscosity fluid layer radially inner side first coil, configuration exist
Second coil of the radial outside of magnetic viscosity fluid layer.
Therefore, from the viewpoint of area, big radial outside generation magnetic field can be being influenceed on transmitting torque capacity, can
Ensure to transmit torque capacity.
Brief description of the drawings
Fig. 1 is the profile of the fluid torque-converter of the locking clutch of embodiment 1；
Fig. 2 is the enlarged fragmentary cross section near the MR fluid clutches of embodiment 1；
Fig. 3 is the flow chart for the MR fluid clutch control process for representing embodiment 1；
Fig. 4 is the time diagram for the MR fluid clutch control process for representing embodiment 1.
Description of symbols
1：Impeller of pump
2：Turbine
3：Stator
4：MR fluids (magnetic viscosity fluid)
5：MR fluid clutches
6：Input shaft
7：Torque-converters cover
8：Output shaft
15：Housing
16：One-way clutch
17：Oil sealing
51：Second clutch piece
52：First clutch piece
53：Magnetic viscosity fluid layer
54a：First coil
54b：Second coil
100：Clutch controller
Embodiment
(embodiment 1)
Fig. 1 is the profile of the fluid torque-converter of the locking clutch of embodiment 1.Fig. 1 profile represents axle center 01
Top half.(below, the fluid torque-converter of locking clutch has impeller of pump 1, turbine 2, stator 3, magnetic viscosity fluid 4
Referred to as " MR fluids 4 "), MR fluid clutches 5.Impeller of pump 1 links via torque-converters cover 7 and input shaft 6.Impeller of pump 1 have with
Aluminium alloy etc. manufactured for raw material and section be the impeller housing 1a of curved shape, out of impeller housing 1a towards the pleurapophysis of turbine 2
Multiple impeller blade 1b, the bead filler 1c for the inner end for linking multiple impeller blade 1b for going out setting.In impeller housing 1a radial direction
Inner side has cylindrical portion.It is provided with the periphery of cylindrical portion mono- to the first coil 54a and the second coil 54b of MR fluid clutches 5
Solely apply the slip ring of electric current, energising terminal is exerted a force by spring.
Turbine 2 is oppositely disposed with impeller of pump 1, is linked with output shaft 8.Turbine 2 has：With aluminium alloy etc. for raw material system
Make and turbine case 2a of the section for curved shape, multiple turbine leafs for being provided projectingly out of turbine case 2a towards the side of impeller of pump 1
Piece 2b, link turbo blade 2b inner end turbine core 2c.In the turbine case 2a axial side of MR fluid clutches 5, with turbine
Shell 2a is integrally fixed slave end yoke 2a1.Slave end yoke 2a1 is with closer to the thicker side of turbine case 2a radial outside
Formula is formed.Be fixed with the slave end yoke 2a1 axial side of MR fluid clutches 5 for fix second clutch piece 51 second
Flange 57a.
Stator 3 is between impeller of pump 1 and turbine 2, and the medial area in the opposed area of impeller of pump 1 and turbine 2
Domain.There is one-way clutch 16 between the stator axis 30 and static fixed component that stator 3 links are housing 15.In addition,
There is oil sealing 17 between stator axis 30 and housing 15.Oil sealing 17 will configure one-way clutch 16 and set variable-speed motor (not shown)
Demarcate and between the regions of lubrication of structure and the arid region that fluid torque-converter is set.Stator 3 have stator holding member 3c, from
Multiple stator vane 3b that setting is projected radially outward outside stator holding member 3c, the outer end that links stator vane 3b
Stator core 3a.Stator holding member 3c has：Turbo-side cylindrical portion 3c1 and the impeller side circle extended in internal diameter lateral axis to both sides
Cylinder portion 3c2.
Being formed at there is sealing MR fluids between the turbine case 2a cylindrical portion of internal side diameter and turbo-side cylindrical portion 3c1
The turbine side bearing 33 of turbo-side seal member 31 and e axle supporting turbine case 2a.In the cylinder for the internal side diameter for being formed at impeller of pump 1
There is the impeller side seal member 32 of sealing MR fluids and e axle supporting impeller housing 1a leaf between portion and impeller side cylindrical portion 3c2
Take turns side bearing 34.
Torque-converters cover 7, which has, to be connected with input shaft 6 and connects to the first cap assembly 7a radially extended, with the first cap assembly 7a
Connect and internally store the second coil 54b the second cap assembly 7b, be connected with the second cap assembly 7b and played as impeller housing 1a
3rd cap assembly 7c of effect.Inwall in the first cap assembly 7a side of MR fluid clutches 5 is fixed with the first yoke 7b2.The
One yoke 7b2 inner circumferential side Formation cross-section is the space of general triangular, internally storage installation first coil 54a.Second cover
Part 7b with the link of the first yoke 7b2 outer circumference end and section for the second yoke 7b1 of substantially U shape by forming.Second yoke
7b1 is extended in a manner of diametrically covering turbine 2, the second coil 54b of storage installation internally.In the first yoke 7b2 and
Two yoke 7b1 connecting portion, the first flange 57b for fixing first clutch piece 52 is integrally fixed with torque-converters cover 7.
MR fluids 4 are enclosed to be covered and by turbo-side seal member 31 and impeller side seal by impeller of pump 1 and torque-converters cover 7
The inside in the closed fluid torque-converter space of part 32.Here, MR fluids 4 are the stream that ferromagnetism particulate is dispersed with oil
Body, and be the one kind for the functional fluid that viscosity changes with external magnetic field.The MR fluids 4 when fluid torque-converter acts,
Recycle stream is formed in the annulus that impeller of pump 1, turbine 2, stator 3 are gathered, and is filled in the magnetic viscosity stream of MR fluid clutches 5
Body layer 53 (reference picture 2).
MR fluid clutches 5 are the lock-up clutches using MR fluids 4, are situated between and are mounted between torque-converters cover 7 and turbine 2, enter
The connection of row locking, sliding latch connection, locking release.When locking couples, input shaft 6 and output shaft 8 are directly linked.In cunning
During dynamic locking connection, allow as defined in rotational difference while input shaft 6 and output shaft 8 are coupled.When locking discharges, via
The fluid torque-converter of MR fluids 4 has been used to link input shaft 6 and output shaft 8.
Fig. 2 is the enlarged fragmentary cross section near the MR fluid clutches of embodiment 1.MR fluid clutches 5 have first
Clutch disc 52, second clutch piece 51, magnetic viscosity fluid layer 53 (hereinafter referred to as " MR fluid layers 53 "), first coil 54a,
Second coil 54b, the first yoke 7b2, the second yoke 7b1, slave end yoke 2a1, can be to first coil 54a and the second coil
54b supplies the clutch controller 100 of the first control electric current and the second control electric current.First clutch piece 52 is by annular dish type
The multilayer tablet construction that shape is formed, links via torque-converters cover 7 and impeller of pump 1.First clutch piece 52 buries its inner peripheral end thereof
In the first flange 57b extended in the axial direction from torque-converters cover 7 to turbine 2 inner peripheral surface.First clutch piece 52 is to be embedded in
First flange 57b inner peripheral surface and formed with 6 at equal intervals space multilayer tablet construction.First clutch piece 52 uses magnetic material
Material is Ferrious material material, and the first flange 57b is aluminum alloy materials using nonmagnetic substance.
Second clutch piece 51 is to be constructed by the multilayer tablet of annular disk shaped, is linked with turbine 2.Second clutch piece 51 will
Its peripheral end is embedded in the second flange 57a extended in the axial direction from the peripheral end of turbine 2 to torque-converters cover 7 periphery
Face.Second clutch piece 5 be embedded in the second flange 57a outer peripheral face and formed with 6 at equal intervals space multilayer tablet construction,
Configuration is in the centre position in the space at equal intervals formed by first clutch piece 52.Second clutch piece 51 is using magnetic material
Ferrious material material, the second flange 57a are aluminum alloy materials using nonmagnetic substance.
MR fluid layers 53 between first clutch piece 52 and the piece opposite face of second clutch piece 51, with along perpendicular to
The mode of the face extension of fluid torque-converter rotary shaft is formed with multilayer.In order to suppress radial dimension of maximization, MR fluids are set
The radial extension of layer 53 is set in from the position of the internal diameter end regions of annular portion to the model of the position of the external diameter end regions of annular portion
In enclosing.
First coil 54a and the second coil 54b generates magnetic field by energization in MR fluid layers 53.First coil 54a matches somebody with somebody
Put in the radially inner side position of MR fluid layers 53.Second coil 54b configures the radial outside in MR fluid layers 53.First coil
54a configures the inner circumferential side position in the second flange 57a, and configures and the periphery in addition to the second flange 57a is being surrounded by V-arrangement yoke
Partial section is the region of right angled triangle.Here, it is in order to not that first coil 54a, which is set to the reasons why section right angled triangle,
Change the layout designs on periphery, you can the fluid torque-converter using the locking clutch of MR fluid clutches 5 carrys out generation
For the fluid torque-converter for the locking clutch for having used hydraulic clutch.
Second coil 54b by section for it is flat and axially grow in a manner of configure.Moreover, from radially seeing the second coil 54b
When, configure, and with turbine 2 overlapping position overlapping with first clutch piece 52 and second clutch piece 51 in a part.By
This, by the number of turn for ensuring the second coil 54b, it can be ensured that magnetic force.In addition, by forming slave end yoke 2a1's thicker
Radial outside, magnetic circuit reluctance can be reduced, can will caused by the second coil 54b magnetic force effectively to slave end yoke 2a1
Transmit.
Fig. 2 heavy line represents the magnetic line of force.In embodiment 1, first is configured in the radially inner side position of MR fluid layers 53
Coil 54a, and configure the second coil 54b in radial outside.Thus, even if increasing first clutch piece 52 and second clutch
The radial width of piece 51, also it can pass to magnetic force to radially inner side and radial outside both sides, it can be ensured that transmit torque capacity.Separately
Outside, clutch controller 100 is to first coil 54a and the second coil 54b due to that can separately supply control electric current, therefore can
Only first coil 54a is powered.When generating magnetic force by first coil 54a, just in the clutch of first clutch piece 52 and second
Produce transmission torque capacity the radially inner side emphasis of device piece 51.Now, because torque capacity is transmitted in the generation of each clutch disc
Area it is small, therefore transmit torque capacity and compare second coil 54b relative to the rising gradient (following, be designated as gain) of electric current and be powered
When it is small.In other words, it may be said that controlling when being desirable to make the transmission torque capacity slowly rise etc. is good.By using the spy
Property, and current control is individually carried out to first coil 54a and the second coil 54b according to transport condition, it can realize thinner
The transmission torque capacity control of cause.
Fig. 3 is the flow chart for the MR fluid clutch control process for representing embodiment 1.This control is being entered from vehicle parking
Carried out during row starting.
In step sl, judge whether to have depressed gas pedal, when having depressed gas pedal, into step S2, its with
When outer, terminate this control flow.
In step s 2, judge whether secondary speed Nt is to represent to carry out moment of torsion biography via the MR fluids in fluid torque-converter
More than the egulation rotating speed Nt0 passed, in more than Nt0, into step S3, when beyond it, terminate this control flow.
In step s3, carry out supplying the first coil current control at initial stage of the first control electric current to first coil 54a.Tool
Body, carried out by the transmission torque capacity of MR fluid clutches 5 in a manner of regulation gradient is gradually increased to rated current value I1
Control.Thus, connection impact during connection starting can be avoided.
In step s 4, judge to the electrical current value Iin that first coil 54a is powered whether be rated current value I1 with
On, when having reached rated current value I1, rated current value I1 supply is persistently carried out on one side as the first control electric current, one side
Into step S5, when beyond it, return to step S3, first coil current control at initial stage is persistently carried out.
In step s 5, in addition to carrying out the supply of the first control electric current, also carry out to the second coil 54b supplies second
Second solenoid controlled of control electric current.Specifically, the torque T f and hair transmitted according to fluid torque-converter via MR fluids
Motivation torque T e difference, the transmission torque capacity of setting MR fluid clutches 5, is powered, and pass to by first to the second coil 54b
Amount insufficient in torque capacity is transmitted caused by coil 54a electrical current value Iin.
In step s 6, judge to the electrical current value Iout that the second coil 54b is powered whether be rated current value I2 with
On, when having reached rated current value I2, supplied to first coil 54a the latter stage first coil electric current of the first control electric current
Control.Specifically, by the transmission torque capacity of MR fluid clutches 5 slowly increase and move to couple completely in a manner of controlled
System.Thus, connection impact when can avoid coupling completely.
Fig. 4 is the time diagram for the MR fluid clutch control process for representing embodiment 1.
In moment t1, when depressing gas pedal and engine speed Ne is begun to ramp up, fluid torque-converter is just from impeller of pump 1
It is upper to produce engine torque Te corresponding with the speed discrepancy of turbine 2, transmit the torque T f via MR fluids to turbine 2.
In moment t2, when secondary speed Nt rises and has reached N1, progress first coil at initial stage current control is begun to,
The transmission torque capacity of MR fluid clutches 5 gradually increases.Now, due to transmitting torque capacity relative to first coil 54a's
The gain of electric current is small, so connection can be avoided to impact.
In moment t3, when first coil 54a current value by initial stage, first coil current control was to have reached I1 when, just
The second coil 54b current control is proceeded by, transmits difference of the torque capacity according to engine torque Te and MR fluid torques Tf
And rise quickly.
, will be because of MR fluid clutches when the second coil 54b current value Iout reaches rated current value I2 in moment t4
The relative rotation speed of device 5 fully declines and proceeds by latter stage first coil current control.In this case, also because can hold
Enforcement used the high first coil 54a of controlling transmission torque capacity control, so can avoid along with completely couple and
Caused connection impact.
Described abovely, following action effects enumerated are can obtain in embodiment.
(1) fluid torque-converter of locking clutch has：The impeller of pump 1 linked via torque-converters cover 7 and input shaft 6；
The turbine 2 for being oppositely disposed with impeller of pump 1 and being concatenated in output；The MR fluids (magnetic viscosity fluid) of inside are enclosed, as
Lock-up clutch, possess the MR fluid clutches 5 for having used MR fluids, wherein, MR fluid clutches 5 have：Connect with impeller of pump 1
The first clutch piece 52 of knot, with turbine 2 link second clutch piece 51, by energization and generate relative to formed first
The magnet coil in the magnetic field of the MR fluid layers 53 between clutch disc 52 and the relative face of second clutch piece 51, magnet coil
First coil 54a with the radially inner side for being configured at MR fluid layers 53, be configured at MR fluid layers radial outside the second line
Enclose 54b.
Therefore, from the viewpoint of area, big radial outside generation magnetic field can be being influenceed on transmitting torque capacity, can
Ensure to transmit torque capacity.
(2) the first control electric current is supplied to first coil 54a, the second control electric current is supplied to the second coil 54b.
That is, in first coil 54a and the second coil 54b, due to transmit torque capacity relative to current value gain not
Together, so the transmission torque capacity of superfine cause can be realized according to transport condition by individually carrying out current control.
(3) when the transmission torque capacity required by MR fluid clutches 5 is less than setting, only supplied to first coil 54a
To the first control electric current Iin, when more than setting, the first control electric current is supplied to first coil 54a, and to the second coil
54b supplies the second control electric current Iout.
Thus, the connection of MR fluid clutches 5 can either be avoided to impact, and can enough controls transmit corresponding with transport condition
Torque capacity.In addition, in embodiment 1, based on secondary speed Nt, to electric caused by first coil 54a and the second coil 54b
Stream is controlled, but can also be based on requiring that transmitting torque capacity is judged.That is, require transmit torque capacity it is small just
Phase, it is controlled merely with first coil 54a,, can be according to traveling by also adding the second coil 54b control after it
State realizes the transmission torque capacity of superfine cause.
(other embodiment)
More than, based on embodiment 1, the present invention is described, even if using other compositions, is also contained in the present invention
In.Such as in embodiment 1, from radially from the second coil 54b when, configure with the clutch of first clutch piece 52 or second
The position that device piece 51 biases, but can also configure in completely overlapped position.In addition, in the step S6 of embodiment 1, based on
Two coil 54b current value Iout judges whether latter stage first coil current control starts, but can also be based on engine speed
Ne and secondary speed Nt rotational difference judges whether to start.
Claims (3)
1. a kind of fluid torque-converter of locking clutch, it has：The impeller of pump that links via torque-converters cover and input shaft, with
Impeller of pump relative configuration and link in output turbine, enclose inside magnetic viscosity fluid, as lock-up clutch, tool
The standby magnetic viscosity fluid clutch for having used magnetic viscosity fluid, it is characterised in that
The magnetic viscosity fluid clutch has：What the first clutch piece linked with the impeller of pump and the turbine linked
Second clutch piece, generated relative in the relative of the first clutch piece and the second clutch piece by energization
The magnet coil in the magnetic field of the magnetic viscosity fluid layer formed between face,
The magnet coil has configuration in the first coil of the radially inner side of the magnetic viscosity fluid layer and configuration in the magnetic
Second coil of the radial outside of viscous fluid layer.
2. the fluid torque-converter of locking clutch as claimed in claim 1, base are characterised by,
The first control electric current is supplied to the first coil, the second control electric current is supplied to second coil.
3. the fluid torque-converter of locking clutch as claimed in claim 2, base are characterised by,
When the transmission torque capacity required by the magnetic viscosity fluid clutch is less than setting, only supplied to the first coil
To first control electric current, when more than setting, first control electric current is supplied to the first coil, and to institute
State the second coil and supply second control electric current.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-150322 | 2016-07-29 | ||
| JP2016150322A JP2018017378A (en) | 2016-07-29 | 2016-07-29 | Torque converter with magnetic viscous fluid clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107664191A true CN107664191A (en) | 2018-02-06 |
Family
ID=61081529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710607330.0A Pending CN107664191A (en) | 2016-07-29 | 2017-07-24 | Fluid torque-converter with magnetic viscosity fluid clutch |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2018017378A (en) |
| KR (1) | KR20180013743A (en) |
| CN (1) | CN107664191A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7098141B2 (en) * | 2018-05-30 | 2022-07-11 | 国立大学法人 大分大学 | MR fluid device |
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| CN101846176A (en) * | 2009-03-23 | 2010-09-29 | 爱信精机株式会社 | The hydraulic control device that is used for hydraulic transmission |
| CN103075484A (en) * | 2011-10-26 | 2013-05-01 | 加特可株式会社 | Torque converter using magnetic viscous fluid |
| CN103671883A (en) * | 2012-09-03 | 2014-03-26 | 现代自动车株式会社 | Hydraulic control apparatus for hydraulic torque converter |
| CN104246301A (en) * | 2012-04-27 | 2014-12-24 | 丰田自动车株式会社 | Vibration-reducing device |
| JP2015183846A (en) * | 2014-03-26 | 2015-10-22 | ジヤトコ株式会社 | electromagnetic clutch |
| JP2015183845A (en) * | 2014-03-26 | 2015-10-22 | ジヤトコ株式会社 | Torque converter with lockup clutch |
| CN205190570U (en) * | 2015-08-28 | 2016-04-27 | 梁燕玲 | Nanometer magnetic current becomes fluid clutch |
-
2016
- 2016-07-29 JP JP2016150322A patent/JP2018017378A/en active Pending
-
2017
- 2017-07-24 CN CN201710607330.0A patent/CN107664191A/en active Pending
- 2017-07-25 KR KR1020170093909A patent/KR20180013743A/en not_active Application Discontinuation
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH023712A (en) * | 1987-12-14 | 1990-01-09 | Eaton Corp | Viscous joint and assembly method thereof |
| JP2000065094A (en) * | 1998-08-19 | 2000-03-03 | Dana Corp | Continuous variable transmission using magnetorheological fluid |
| JP2000266159A (en) * | 1999-03-12 | 2000-09-26 | Isuzu Motors Ltd | Hydraulic coupling device |
| CN1768220A (en) * | 2003-03-28 | 2006-05-03 | Zf腓德烈斯哈芬股份公司 | Hydrodynamic torque converter |
| CN101846176A (en) * | 2009-03-23 | 2010-09-29 | 爱信精机株式会社 | The hydraulic control device that is used for hydraulic transmission |
| CN103075484A (en) * | 2011-10-26 | 2013-05-01 | 加特可株式会社 | Torque converter using magnetic viscous fluid |
| CN104246301A (en) * | 2012-04-27 | 2014-12-24 | 丰田自动车株式会社 | Vibration-reducing device |
| CN103671883A (en) * | 2012-09-03 | 2014-03-26 | 现代自动车株式会社 | Hydraulic control apparatus for hydraulic torque converter |
| JP2015183846A (en) * | 2014-03-26 | 2015-10-22 | ジヤトコ株式会社 | electromagnetic clutch |
| JP2015183845A (en) * | 2014-03-26 | 2015-10-22 | ジヤトコ株式会社 | Torque converter with lockup clutch |
| CN205190570U (en) * | 2015-08-28 | 2016-04-27 | 梁燕玲 | Nanometer magnetic current becomes fluid clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20180013743A (en) | 2018-02-07 |
| JP2018017378A (en) | 2018-02-01 |
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