CN104141709B - Clutch yoke for clutch - Google Patents
Clutch yoke for clutch Download PDFInfo
- Publication number
- CN104141709B CN104141709B CN201410190499.7A CN201410190499A CN104141709B CN 104141709 B CN104141709 B CN 104141709B CN 201410190499 A CN201410190499 A CN 201410190499A CN 104141709 B CN104141709 B CN 104141709B
- Authority
- CN
- China
- Prior art keywords
- piston
- objective body
- displacement measurement
- clutch yoke
- clutch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
-
- 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
- F16D25/00—Fluid-actuated clutches
- F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
-
- 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
- F16D25/00—Fluid-actuated clutches
- F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
- F16D2025/081—Hydraulic devices that initiate movement of pistons in slave cylinders for actuating clutches, i.e. master cylinders
-
- 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
- F16D2300/00—Special features for couplings or clutches
- F16D2300/18—Sensors; Details or arrangements thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The present invention relates to a kind of clutch yokes for clutch, it is with shell and the piston designed for reducing pressure chamber, the piston is in efficient association with release bearing in a manner of transmission force, wherein there is the displacement measurement system of the axial position designed for sensing piston, wherein there is the objective body to be sensed by displacement measurement sensor, the objective body is arranged in a manner of at least bearing the axial force of piston and is arranged in a manner of mobile axially along displacement measurement sensor, wherein objective body is anti-rotatably connected on piston via connecting rod and is geometrically matched with displacement measurement sensor, so that realizing that piston reverses stop relative to displacement measurement sensor.
Description
Technical field
The present invention relates to a kind of clutch yoke of hydraulic, it is used for clutch, such as dry or wet operation clutch,
Or the double clutch of passenger vehicle or load-carrying vehicle, the clutch yoke have the piston designed for reducing pressure chamber,
Hydraulic medium can compress in the pressure chamber, wherein it is preferred that piston is in effectively pass in a manner of transmission force with release bearing
Connection, wherein there is also the displacement measurement systems of the axial position designed for sensing piston, in addition, wherein existing will be surveyed by displacement
The objective body of quantity sensor sensing, the objective body are arranged at least bear the axial force of piston and survey axially along displacement
Quantity sensor is mobile.
The present invention relates to clutch actuator, especially hydrostatic clutch actuator (HCA) field.It is used to sense piston
Axially/longitudinally position.
Background technique
The similar prior art for example from 10 2,010 006 058 A1 of DE it is known that wherein disclose hydraulic clutch or
Brake-operating system.There, propose a kind of system, the system with cylinder, the cylinder has can be axial in the shell of cylinder
The piston of movement and sensing system for sensing position of the piston in cylinder, wherein sensing system includes that at least one can
It is associated with the signal element of piston and the sensor of at least one position fixed setting.It proposes in the publication, sensor is set
It sets in the valgus of shell or in valgus, the valgus protrudes into the recess portion being present in piston in end side.
It is powered and is handled to sensor with alternating current, assessment and conversion signal usually pass through external electronic module or logical
Integrated electronic device in the sensor is crossed to carry out.Electronic circuit output exist linearly with the position phase of magnet
The signal of pass, such as provided in the current interface of 4mA to 20mA or in the voltage interface of 0 to 5V or 10V.
Measurement error in order to prevent, it is necessary to which accurately and repeatably, i.e. especially seamlessly guidance is extremely displaced by magnet
Measurement sensor.Thus, it usually needs anti-rotating device.Up to now, it is also desirable to the magnet guide shoe of consuming.This usually with
High cost links together.It has been that relative cost is high that magnet, which is used as objective body,.
Displacement measurement system for clutch release system substantially from 10 2,008 057 644 A1 of DE
Know.Displacement measurement system for clutch release system, with the magnetic element for being associated with moveable element is disclosed there
System, the magnetic element are equipped with the sensing system with sensor electronics, and the sensing system setting is being in piston
On the component of the fixation of the shell form of cylinder system.Sensing system and magnetic element, which are in, effectively to be connect and sensing system
Sensor electronics be arranged in the recessed portion being integrated into shell.
Alternative is also used for from 20 2,006 014 024 U1 of DE it is known that wherein disclosing there in this solution
The central separator of hydraulic clutch operating device.With the shell with cylindrical through hole and it is concentrically disposed at through hole
Within and central separator that tubular sleeve in one end thereof is fixed on to centering on shell have annular living
Plug, the annular piston are axially movably guided in a manner of it can be formed with clutch and effectively be connect.In annular piston
The inner ring of fixedly separated bearing on outer end, wherein sensor of the annular piston relative to the axial position of shell will be used to detect
It is statically fixed on shell, and wherein axially movable and guidance magnet is associated with sensor, the magnet is in institute
It is axial when stating piston axial movement seamlessly to be connect with the annular solid being fixed in inner ring, will pass through piston driving, wherein
Magnet is movably carried out on shell in a manner of keeping the same spacing in the movement routine in the magnet away from sensor
It guides and is axially seamlessly joined to still radially displaceablely in the ring circumferential groove of annular solid with guide boot.
There are certainly the applicable cases that must measure piston absolute position.It should abandon expensive Hall sensor and magnetic
Body.It should realize accurate, repeating and gapless measurement.Cost should be minimized, high magnet should be especially avoided
Cost.It should equally avoid using individually for accommodating the circuit board of sensor chip and the accurate of chip can be abandoned
Positioning.It should also be as giving up the design code for being rotated by 90 ° sensor circuit board and being arranged on basic circuit plate.
Summary of the invention
The purpose of the present invention passes through following manner reality in such hydraulic or hydrostatic die mould (HCA) clutch yoke
Existing: objective body is connected on piston via connecting rod and/or is geometrically being matched with displacement measurement sensor, so that realizing piston phase
Stop is reversed for displacement measurement sensor.
Advantageous form of implementation is shown below and is elaborated below.
It is therefore advantageous that there is displacement measurement sensor coil, such as inserted link coil (Tauchspule), the coil to twine
On core and objective body designs and is correspondingly arranged for entering in the coil.In order to reduce cost and simplify peace
Dress, in HCA, therefore sensor be equipped with inserted link coil and introduce objective body therein, wherein objective body is fixed on piston
And at the same time being used as anti-rotating device.
Also appropriately, core diameter is to a gap or seamlessly at least partly around, preferably entirely surrounding target
Body surrounds on the side surface of objective body, to realize the shape cooperation of at least one part.Objective body is relative to inserted link
Backstop when coil rotates has following consequence, that is, hinders rotatably or exclude rotatably to act on piston.In contrast to magnet
Guide device, the design extremely expended that uses in the prior art up to now, can be by there is the core-objective body in gap
Bearing avoid coil at objective body or objective body at coil it is high-precision, expensively to manufacture it is slidably supported.
Tolerance in measuring system can be amplified, wherein not influencing the measurement accuracy in the system according to the present invention.Objective body is in place
Inclination, rotation and/or concentricity offset within measurement sensor do not influence measurement accuracy.
When core is constructed by being suitable for slidably supported material or had this material at least in inner ring, then mesh
Standard type can reach the contact of sliding (schleifend) with core and can abandon the other bearing expended.Therefore core slides
Ground supports in an electronic, and coil is mounted in electronic device.
It turns out to be it is particularly advantageous that the material is plastics, such as PTFE or metal alloy, such as bronze, bidery metal, aluminium
Alloy, brass alloys or tin alloy or ceramic material, it is possible to use fibre strengthening.
Because by means of connecting rod can by objective body simply and Fast Installation be connected on piston, it is advantageous to mesh
Standard type is connected on the end of separate piston of connecting rod via at least one coupler.
It is advantageous that coupler be made of plastics, such as thermosetting plastic or coupler include plastics and/or directly
Or it is adjacent to the additional member made of the material indirectly.Therefore, the suitable material of application cost and installation can be made to flow
Journey pipelining.
When coupler shape-ordinatedly and/or force-fitting at least without it is axial couple or be fixed on connecting rod with gap when,
It is so modified to carry out piston the precision for the measurement that lengthwise position determines by means of objective body.
For connection advantageously, the end bulb shape of the separate piston of connecting rod constitute and be joined to having for coupler
Sharply in expansible receiving portion.Certainly, on the other hand also advantageously, coupler is joined in connecting rod.
When coupler have with Christmas is tree-shaped or zigzag or jagged outer profile separate connecting rod pin when,
Can be realized can simply manufacture but durable connection, wherein the outer contour shape ordinatedly and/or force-fitting engage
Into the hole (through hole/blind hole) of objective body or cavity.
When being constituted when the component that connecting rod releasably or is non-releasably connected to each other by two or there are these components, energy
Enough simplify the calibration of displacement measurement system and clutch yoke.
Also advantageously, objective body is arranged and/or designed for entering in displacement measurement sensor.Therefore, can
The design scheme for simply using inserted link coil type therefore ensures that/improves guidance and torsion stop.Objective body is passed in displacement measurement
Backstop in the inside of sensor ensures that shape cooperates and then objective body/piston is effectively prevented to revolve relative to displacement measurement sensor
Turn.
When the overall diameter of objective body is matched with the sensing space surrounded by displacement measurement sensor, then one side energy
Enough reaching/realizing enters objective body in the inside of displacement measurement sensor, and on the other hand can borrow to cost-effective
The mechanism that can bear mechanical load is helped to reach desired torsion stop.
One advantageous embodiment is characterized in that: displacement measurement sensor have coil, the coil, which is present in, to be had
On the core of centre gangway or directly thereon, the interior diameter of the core limits the overall diameter of sensing space for winding.It therefore can be real
Existing contactless displacement measurement system, wherein the cost of this system be kept as it is low because on the one hand installation be it is simple and
On the other hand separate part can suitably be manufactured.
In order to ensure the operation of low abrasion for a long time, it is advantageous to which core is by being suitable for slidably supported material building or core
Including the material.Such as bell metal in the case of the use of copper, bidery metal, aluminium alloy, lead, plastics, such as particularly preferably
PTFE or ceramics are turned out to be and are especially suitable for.
When objective body includes non-magnetic material or is made of it, expensive magnetic material can be abandoned.
Herein advantageously, objective body is made of iron-containing material, objective body is configured to steel plate or transformer board
(Trafo-Blech), objective body includes the metal of mu-metal, amorphous metal or nanocrystal and/or the ferrite of crystal.
Recommend the dilval of soft magnetism about mu-metal, especially there is the μ in about 50000 to 140000 rangesrHigh permeability
This dilval.In this way it can be anticipated that accurate measurement.
When by target material ordinatedly, force-fitting and/or when being shape-ordinatedly fixed on connecting rod, simplify independent portion
The assembling of part, the connecting rod either directly or indirectly for example it is intermediate access separated driving device in the case where axial restraint
It ground and is anti-rotatably fixed on the bearing inner ring of release bearing.
When objective body and coil are concentrically oriented and guided, long-term precision is also improved.
For further processing the data as provided by displacement measurement system and have advantageously, displacement measurement sensor connect
It is connected to evaluation electronics.
It is had many advantages using inserted link coil to sense, such as expensive magnetic can be replaced by the objective body of cost-effective
Body can be formed simultaneously in turn torsion stop etc. by guiding target body in coil.The guidance of the magnet as used in up to now
The design extremely expended can be kept away by slidably supported on coil of slidably supported or objective body of the coil on objective body
Exempt from.Here, the displacement measurement sensor with its plastic material limits interior diameter, objective body is as far as possible seamlessly described interior
It is guided within diameter.Tolerance in system can be extended, wherein improving guidance accuracy.Objective body displacement measurement sensor it
Interior inclination, rotation and/or concentricity offset no longer has influence to measurement accuracy.
It is able to use sensing system at very high temperatures by cancelling magnet, wherein only the insulation of coil line can
It regards as limiting, because it starts to melt within specified temperatures.If expected especially high magnet at a high temperature of it is expected
Cost, then above content can be excluded now.It can abandon usually making in the case where structure space situation is nervous
Rare-earth magnet, this minimize costs.
It should be pointed out that can in coil case guiding target body.But therefore objective body end can be configured to,
Allow to be directly coupled on release bearing, especially in the case where ensuring the gapless situation on axial direction.Therefore, especially
When objective body end is axially disposed at except measuring coil, the shape of objective body end no longer has influence to measurement.With
Which can execute linear displacement measurement in CRS.Accurately guide magnet can be by relative to sensor chip
Cancel.Target material must be no longer made of the magnet material of high quality, but can be made of so-called transformer board.Position
The coil case and objective body of measurement sensor constitute anti-rotating device simultaneously.LVDT (linear variable can be replaced in this way
Differential transformer).Also no longer need to interfere the positioning pin of rotation.
In other words, using inserted link coil for sensing and obtaining many advantages.Therefore, coil can directly spray
Into case of electronic device, thus, it is possible to cancel the individual circuit board with sensor load-bearing part.By the target of cost-effective
Body replaces expensive magnet, especially with nonmagnetic material, such as ferroalloy.
Coil has a small amount of electrical connection section, this reduces probability of malfunction.
Magnet guidance extremely expend so far used in design slidably supported taken by coil and objective body
Generation.The plastics of core are in and directly contact with target material, the wound around coil on the core.
The tolerance of guidance accuracy can be expanded.Therefore, it tilts, rotation or concentricity offset are no longer able to influence measurement essence
Degree.The microcontroller being likely to be present on main PCB (printed circuit board)/μ C can be used in coil assessment.
Coil case is realized in the guide device of objective body, wherein being able to use coil injection molding encapsulation piece or electronic device case
Body.Here, objective body end is configured to, couple so that realizing with hinge.Here, presetting in the axial direction very close to each other.
Here, the shape of objective body end is to measurement when especially except objective body end being axially present in for the coil of measurement
Do not influence.
Coil excitation and the function of measurement are provided by the chip directly on main circuit board, so that no longer needing individual electricity
Road plate.
However it is still further preferred that, which is also present in main μ C, may be not present in other structure groups.It is carried out by main μ C
Excitation and measurement are feasible.
Feasible manufacture type is characterized in that, by slidably supported material spray line cycle basis ontology, coil is wound into coil
On body, coil is enclosed in the injection moulding tool for being used for plastic casing and injection encapsulated, is packed into as an alternative and is hot-pressed onto spray
In the shell penetrated and/or it is directly welded on circuit board or is in electrical contact via lead frame (Stanzgitter).
Measuring principle is able to use in different linear displacement measuring devices.Manufacturing cost optimization, stability improve and
It is outstanding that assembly simplification, which must turn out to be,.Abandon PLCD sensor (the non-contact line of standard magneto of the standard with magnet
Property displacement sensor) and magnet need not be moved except coil as common, but guided within coil.It can take
Disappear and accurately guides magnet radial to sensor chip.Especially transformer board is advantageous as target material and can
Cancel the magnet material of high quality.
Detailed description of the invention
In the following, the present invention is elaborated with reference to the accompanying drawings by means of different embodiments.It shows:
Fig. 1 shows the partial longitudinal section figure of the first form of implementation of hydrostatic clutch yoke (HCA),
Fig. 2 shows the complete profilograph of embodiment shown in Fig. 1,
Fig. 3 shows the detail view in the vertical section of the connection through objective body via coupler on the end of connecting rod, wherein
Objective body is included in the core with slidably supported material surrounded by coil.
Specific embodiment
Attached drawing is only illustrative and is only used for understanding the present invention.Identical element is equipped with identical appended drawing reference.
As shown in figs. 1 and 2 with the sensing system of clutch yoke 1 according to the present invention.
Clutch yoke 1, which is configured to, to be hydrostatic die mould and is configured to HCA (hydraulic clutch actuator).It has
Shell 2, the shell can move through lid 3.There is the cylinder 4 of also referred to as sleeve in the inside of shell 2, the cylinder limits
Pressure chamber 5.It can be moved into pressure chamber 5 by the piston 6 of 4 mobile-bearing of cylinder.Pressure chamber 5 can be by being configured to annular piston
Piston reduce.
Because in pressure chamber 5 including hydraulic medium, such as hydraulic fluid, for example oily, so at the end away from lid of piston
There are fluids in portion by opening 7, and the fluid can also be referred to as suction hole (Schn ü ffelbohrung) by opening.Fluid
It can be configured to slot, notch, groove or hole by opening, especially be configured to perforate.It is also deposited in region of the fluid by opening
In sealing element 8, such as O-ring, the sealing element is with piston 6 together towards the side sealed pressure chamber 5 of lid 3.
Piston 6 and cylinder 4 inside in there are planetary roller transmission device (PWG,)9.Planetary roller transmission device 9 has sleeve 10, surrounds spiral shell in the inside of the sleeve
Line main shaft 11 is equipped with multiple planetaries 12.Planetary 12 is in efficient association with gear ring 13 respectively with its end.Planetary 12 with
Middle part is in threaded spindle 11 and engages contact/thread contact.
Connecting rod 14 is for example connected on the end of lid side of piston 6 using special nut 15.Connecting rod 14 can by two or
More components compositions, the component each other via shape cooperation, force-fitting and/or material mating connection releasably or not
Releasably it is connected to each other.Also it can be considered that using the group of bonding, melting welding, soldering, riveting, screw connection or these variations
It closes.
At 90 ° of bending section 16, connecting rod transforms to longitudinal direction from radial direction, that is, is parallel to clutch yoke 1
Longitudinal axis 17.There are objective bodies 18 on the end of the separate piston of connecting rod 14, and the objective body is preferably by non-magnetic material
It is made, such as ferroalloy.Objective body 18 can be moved into guide sleeve 19.Guide sleeve 19 is one of displacement measurement system 20
Point.Displacement measurement system includes at least one coil 21, and such as inserted link coil, the coil is wound on core 22.As especially in Fig. 3
In good visible core 22 be made of material, such as plastics, especially polytetrafluoroethylene (PTFE) (PTFE) that can be slidably supported.Objective body 18
As far as possible without radial clearance but can be slidably supported in solid cylindrical hole 23, especially in through hole.Objective body 18 with
Coupler 24 connects.Coupler 24 itself is connect with the end of connecting rod 25.
Coupler 24 is made of thermosetting plastic, and the structural portion 26 tree-shaped with Christmas, the structural portion have at least
Three circular protrusions 27, the protrusion are tilted towards the direction of objective body 18.It is on another side, described from longitudinal axis 17
Protrusion has vertical face (orthogonale).Bulb 28 is constituted on the end of connecting rod 14 25.Bulb 28 is deviating from coupler
It is joined in the receiving portion 29 of coupler 24 on the side of 24 pin 30.
Receiving portion 29 be configured to shell and be it is distensible, wherein the internal pin 30 that stretches to of shell is anti-rotatably joined to ball
In first 28 slot 31.Coupler 24 is also pressed into the hole in objective body 18 in press-fit region 32.
Schematic diagram is shown in section in Fig. 2, wherein objective body 18 is configured to solid cylinder or hollow cylinder and borrows
The connection for helping same Fig. 3 same or similar or different couples on connecting rod 14.
Connecting rod 14 can also be referred to as piston rod and connect with gap with objective body 18 without axial.
Therefore, displacement measurement sensor is realized by coil 21 and core 22 and coil to the connection of evaluation electronics.
Connecting rod, which can also be referred to as, couples connecting rodOr clutch linkage
Reference signs list
1 clutch yoke
2 shells
3 lids
4 cylinders
5 pressure chambers
6 pistons
8 sealing elements
9 planetary roller transmission devices
10 sleeves
11 threaded spindles
12 planetaries
13 gear rings
14 connecting rods
15 special nuts
16 90 ° of bending sections
17 longitudinal axis
18 objective bodies
19 guide sleeves
20 displacement measurement systems
21 coils
22 cores
23 holes
24 coupler
The end of 25 connecting rods
26 Christmas tree-shaped structural portion
27 protrusions
28 bulbs
29 receiving portions
30 pins
31 slots
32 press-fit regions.
Claims (10)
1. a kind of clutch yoke (1) for clutch, the clutch yoke has shell (2) and designed for subtracting
The piston (6) of small pressure chamber (5), wherein there is the displacement measurement system of the axial position designed for sensing the piston (6)
(20), wherein there is the objective body (18) to be sensed by displacement measurement sensor, the objective body is arranged to described at least receiving
The axial force of piston (6) and can be mobile axially along institute's displacement measurement sensor, which is characterized in that the objective body
(18) it is anti-rotatably connected on the piston (6) via connecting rod (14) and is geometrically matched with institute's displacement measurement sensing
Device, so that realizing that the piston (6) reverses stop relative to institute's displacement measurement sensor.
2. clutch yoke (1) according to claim 1, which is characterized in that institute's displacement measurement sensor has line
It encloses (21), the coil is wound on core (22) and the objective body (18) design and/or setting are for entering the line
It encloses in (21).
3. clutch yoke (1) according to claim 2, which is characterized in that the core (22) it is radial with a gap or
Seamlessly at least partly around the objective body (18), to realize the shape cooperation of at least one part.
4. clutch yoke (1) according to claim 2, which is characterized in that the core (22) is to be suitable for sliding branch
The material held constructs or is suitable for slidably supported material with described at least on inner peripheral surface.
5. clutch yoke (1) according to claim 4, which is characterized in that the material is that plastics or metal close
Gold or ceramic material.
6. clutch yoke (1) according to claim 5, which is characterized in that the objective body (18) is via at least one
On the end for the separate piston that a coupler (24) is connected in the connecting rod (14).
7. clutch yoke (1) according to claim 6, which is characterized in that the coupler (24) is made of plastics,
The coupler includes or is adjacent to the additional member made of the material.
8. clutch yoke (1) according to claim 6, which is characterized in that the coupler (24) is shape-ordinatedly
And/or force-fitting at least couple with gap or be fixed on the connecting rod (14) without axial.
9. clutch yoke (1) according to claim 6, which is characterized in that the separate piston of the connecting rod (14)
End is configured to bulb shape and is joined in the expansible receiving portion (29) of the coupler (24).
10. clutch yoke (1) according to claim 6, which is characterized in that the coupler (24) has with saw
The pin (30) of the separate connecting rod of the outer profile of dentation, the outer contour shape ordinatedly and/or force-fitting be joined to the mesh
In the hole of standard type (18) or cavity.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013208622 | 2013-05-10 | ||
| DE102013208622.9 | 2013-05-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104141709A CN104141709A (en) | 2014-11-12 |
| CN104141709B true CN104141709B (en) | 2019-04-12 |
Family
ID=51787726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410190499.7A Expired - Fee Related CN104141709B (en) | 2013-05-10 | 2014-05-07 | Clutch yoke for clutch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104141709B (en) |
| DE (1) | DE102014206956A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015202827B3 (en) * | 2015-02-17 | 2016-04-28 | Schaeffler Technologies AG & Co. KG | Actuator with planetary roller screw drive |
| DE102015204587B4 (en) | 2015-03-13 | 2016-11-10 | Schaeffler Technologies AG & Co. KG | Planetary roller screw (PWG) |
| DE102015205889A1 (en) | 2015-04-01 | 2016-10-06 | Schaeffler Technologies AG & Co. KG | Planetary roller screw drive (PWG) and actuator with a planetary roller screw drive |
| CN108571541A (en) * | 2017-03-10 | 2018-09-25 | 上海汽车集团股份有限公司 | Automobile and its clutch hydrostatic piece-rate system |
| DE102018130331A1 (en) * | 2018-09-26 | 2020-03-26 | Schaeffler Technologies AG & Co. KG | Coupling device |
| DE102018217517A1 (en) * | 2018-10-12 | 2020-04-16 | Continental Teves Ag & Co. Ohg | Displacement sensor with a yoke core in a housing cavity |
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| DE4244204A1 (en) * | 1992-12-24 | 1994-06-30 | Bosch Gmbh Robert | Displacement measurement system for shock absorber cushioning stroke |
| AT397871B (en) * | 1992-03-02 | 1994-07-25 | Hoerbiger Fluidtechnik Gmbh | MEASURING DEVICE |
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| DE102004062554A1 (en) * | 2004-12-24 | 2006-07-06 | Zf Friedrichshafen Ag | Hydraulic actuating device for a friction clutch of a motor vehicle |
| CN101487687A (en) * | 2007-12-03 | 2009-07-22 | 卢克摩擦片和离合器两合公司 | Path measuring system for coupling release system |
| CN102272461A (en) * | 2009-02-12 | 2011-12-07 | 舍弗勒技术两合公司 | Hydraulic clutch or brake actuation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20308810U1 (en) * | 2003-05-23 | 2003-08-28 | Zf Sachs Ag | Piston-cylinder unit, especially for a motor vehicle braking system or hydraulic coupling, has a permanent magnet mounted on a support surface on the piston with a securing element to secure it axially |
| DE202006014024U1 (en) | 2006-09-08 | 2006-11-09 | Fte Automotive Gmbh | Clutch release bearing for hydraulically operated unit, comprises magnetic element positioned tolerance free but radial movable inside groove |
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2014
- 2014-04-10 DE DE102014206956.4A patent/DE102014206956A1/en not_active Withdrawn
- 2014-05-07 CN CN201410190499.7A patent/CN104141709B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT397871B (en) * | 1992-03-02 | 1994-07-25 | Hoerbiger Fluidtechnik Gmbh | MEASURING DEVICE |
| DE4244204A1 (en) * | 1992-12-24 | 1994-06-30 | Bosch Gmbh Robert | Displacement measurement system for shock absorber cushioning stroke |
| CN1467483A (en) * | 2002-06-07 | 2004-01-14 | Smc株式会社 | Position measuring device using change in inductance of coil, float-type flowmeter, and position measuring method |
| DE102004062554A1 (en) * | 2004-12-24 | 2006-07-06 | Zf Friedrichshafen Ag | Hydraulic actuating device for a friction clutch of a motor vehicle |
| CN101487687A (en) * | 2007-12-03 | 2009-07-22 | 卢克摩擦片和离合器两合公司 | Path measuring system for coupling release system |
| CN102272461A (en) * | 2009-02-12 | 2011-12-07 | 舍弗勒技术两合公司 | Hydraulic clutch or brake actuation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104141709A (en) | 2014-11-12 |
| DE102014206956A1 (en) | 2014-11-13 |
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