EP3019354A1 - Anhängerkupplung - Google Patents
AnhängerkupplungInfo
- Publication number
- EP3019354A1 EP3019354A1 EP14729308.8A EP14729308A EP3019354A1 EP 3019354 A1 EP3019354 A1 EP 3019354A1 EP 14729308 A EP14729308 A EP 14729308A EP 3019354 A1 EP3019354 A1 EP 3019354A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- coupling ball
- trailer
- coupling
- sensor
- angle
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/58—Auxiliary devices
- B60D1/62—Auxiliary devices involving supply lines, electric circuits or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/30—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for sway control ; Sway alarm means
Definitions
- the invention relates to a towing hitch for a motor vehicle, with a vehicle-fixed pull rod, a coupling ball which is arranged at a free end of the pull rod, wherein the coupling ball has at least one sensor for angle detection. Furthermore, the invention relates to a film sensor for use on a trailer hitch and a method for angle detection between towing vehicle and trailer according to the preamble of the other
- a trailer coupling with the possibility of angle detection is known from EP 1 796 926 B1, wherein the angle detection device comprises a permanent magnet and magnetic field sensitive sensors.
- the angle detection device comprises a permanent magnet and magnetic field sensitive sensors.
- Components of the angle detection device provided both on the coupling ball and on the coupling ball receptacle.
- the trailer hitch has a pull rod, which carries at its free end a coupling ball, wherein the hitch ball at least one sensor for
- Angle detection has to determine an angle between the motor vehicle and a trailer when a hitch ball mount of the trailer on the Coupling ball is rotatably mounted and secured by a closure piece on the coupling ball.
- At least one sensor is formed on the coupling ball by at least one film sensor.
- the film sensor is designed in the uninstalled state in the manner of a flat or flat paper or plastic strip.
- the thickness of the film is preferably about 0.1-1 mm.
- the film sensor is thus flexible in the sense that the film or the film strip around a cylinder can be applied and this at least partially encloses.
- the film with applied sensor material gives the
- the film is a substrate to which a sensor material e.g. is arranged from metal. Suitable metals are e.g. Copper, silver, gold, aluminum or derivatives of alloys of these metals.
- the carrier material is a plastic carrier made of MID-capable plastic material, on the electrical lines, for example by means of the LDS method (Laser Direct
- MID is the short form for Molded
- Interconnect device English for injection-molded circuit carrier. With MID electronic components are referred to, where metallic interconnects on
- injection-molded plastic carriers are applied.
- Coupling ball receptacle relative to the coupling ball about an axis of rotation or the vertical axis of the ball detectable when the coupling ball receptacle on the
- Coupling ball is positioned (trailer coupled to towing vehicle), wherein by means of the film sensor, the position of the closure piece relative to the coupling ball is detected.
- the closure piece prevents the coupling ball receptacle from being able to detach from the coupling ball. As a rule, such a closure piece is included
- Angle detection can be used without having to make changes. From the information about the position of the closure piece, the rotation of the closure piece, the rotation of the closure piece
- Coupling ball receptacle are determined relative to the coupling ball. In particular, no structural changes must be made to the coupling ball mount for angle detection, so that even a possible weakening of the trailer hitch due to such changes is avoidable.
- the axis of rotation runs in particular through the center of the coupling ball and describes in this case the vertical axis of the coupling ball, at least perpendicular to
- Vehicle longitudinal or transverse axis runs.
- the position of the closure piece relative to the coupling ball is preferably detectable in a plane extending perpendicular to the axis of rotation.
- this plane passes through the center of the coupling ball.
- the position of the closure piece relative to the coupling ball is in particular a rotational position.
- Coupling ball characterized by an angle by which the closure piece is rotated relative to the coupling ball about the axis of rotation. This angle can also be referred to as the angle of rotation or angle of rotation of the closure piece.
- the angle of rotation of the closure piece can be detected by means of the film sensor.
- Closure piece detecting the position of the closure piece.
- the film sensor only relatively detects the twist angle of the closure piece. Preferably, however, the film sensor detects the angle of rotation of the closure piece absolutely.
- offset compensation i. a manual
- offset compensation is meant the detection of an existing deviation, the deviation being e.g. by
- the angle of rotation is based on a reference position of the
- Closure piece determines, which is advantageously assigned a value of 0 °.
- the detection of the position of the closure piece can, for example, inductive, capacitive and / or resistive or piezoresistive be performed when the film sensor is designed as such a corresponding sensor.
- the closure piece is limited in the circumferential direction, in particular by side edges whose position relative to the coupling ball by means of the film sensor can be detected.
- the circumferential direction relates in particular to the axis of rotation.
- the circumferential direction preferably extends around the axis of rotation.
- the position of each side edge relative to the coupling ball is in particular a rotational position or concentric.
- each side edge is characterized relative to the coupling ball by a twist angle by which the respective side edge is rotated relative to the coupling ball about the axis of rotation.
- this twist angle for each of the side edges can be detected by means of the film sensor.
- the detection corresponds to the
- At least one free space is provided in the region of the side edges, the position of which is detectable by means of the film sensor.
- the free spaces are created in particular by the fact that the side edges are rounded in the circumferential direction to the outside. For example, the spaces between the
- the location of the free spaces can be relatively easily detected by means of the film sensor, as will be explained later.
- the position of each free space relative to the coupling ball corresponds in particular to a rotational position.
- the position of each free space is characterized relative to the coupling ball by a twist angle by which the respective space is rotated relative to the coupling ball about the axis of rotation. This angle of rotation is advantageously detectable for each of the free spaces by means of the film sensor. From the angles of rotation of the free spaces in particular the twist angle of the closure piece can be determined.
- the detection of the twist angle of the clearances corresponds to the detection of the position of the closure piece.
- the detection corresponds to the
- the coupling ball receptacle also called Switzerlandmaul, forms together with the closure piece a clutch ball enclosing
- Ball socket Preferably, the ball socket, in particular with the exception of
- the ball socket has in particular a hollow spherical bearing surface which rests against the spherical outer surface of the coupling ball.
- a part of the hollow spherical bearing surface is provided on the coupling ball receiving, wherein another part of the hollow spherical bearing surface is provided on the closure piece.
- the coupling ball receiving a recess, in which the one part of the hollow spherical bearing surface is provided. This is preferred
- Closure piece arranged in the recess or at the edge.
- the coupling receptacle and / or the closure piece are preferably made of metal, in particular of steel.
- the coupling ball receptacle and / or the closure piece of magnetic material, in particular of a
- Foil sensor can be used as sensors to detect the location of the free spaces.
- the ball socket influences the impedance, in particular the inductance of the respective coils of the film sensor. In the field of open spaces but this is missing
- the film sensor is formed by inductive distance sensors.
- the film sensor is designed as an inductive sensor, the inductance changing in the region of the free spaces can be measured.
- the free space is to be understood as an air gap. Since the magnetic field changes in this area, the change of the electric oscillation circuit to the coil of the
- the electrical coil is applied as a planar coil on the film and thus forms the film sensor.
- a planar coil is a flat or just trained coil, which can also be made as a conductor or trace on an electrical circuit board or conductor foil.
- the line is flat construction on the carrier material, in this case the film, applied, in particular vapor-deposited or etched, glued or applied by laser direct structuring.
- the sensor material is introduced between two film parts.
- another foil is glued over the foil with the coil so that the coil material is arranged in a protected manner between the foils.
- the sensor material is incorporated within one or between two plastic layers.
- a further plastic layer is sprayed over the previously structured plastic (MID-capable plastic carrier) or the film, so that the coil material, protected between the plastic layers is arranged.
- the planar coil can preferably as an Archimedean spiral
- planar coil can alternatively be designed as an angular or rectangular Archimedean spiral or as a tapered at least two longitudinal sides rectangular Archimedean spiral. With the taper is meant that the running on the longitudinal sides traces to the core or
- planar coils can be used as air coils without a core or be designed as coils with core.
- the shape of the planar coil is basically freely selectable. It is only to be provided that the field in the radial direction, ie in the direction of the coupling ball receptacle or the side edges or the
- two or more coils are disposed on the foil.
- the coils are arranged linearly one behind the other, so that the coil centers or the coil core lie on a straight line which lie approximately centrally on the film or the plastic carrier, in particular on or on its longitudinal axis.
- the coils may be arranged at least parallel to the longitudinal axis. With two or more coils, the coils are preferably electrically connected in series or in parallel.
- this arc is a circular arc.
- a plurality of film sensors may be arranged at a distance from one another.
- the film sensors are arranged around the axis of rotation on the coupling ball.
- the film sensor or the coils are arranged concentrically to or about the vertical axis.
- the film sensor in particular the position of the closure piece and / or the position of the side edges and / or the position of the free spaces can be detected.
- the or each film sensor or the or each coil a distance between the coupling ball portion on which the coils are arranged, and associated with the coupling ball receiving.
- different film sensors or coils are also assigned different distances. If one of the coils detects one of the side edges or one of the free spaces, the position of the detected side edge or free space corresponds in particular to the angle of rotation of the free space with respect to the axis of rotation or the measuring angle of this coil.
- the number of film sensors is, for example, one to four.
- the film sensor is embedded in the coupling ball.
- the film sensor is embedded in the coupling ball.
- Coupling ball one around the axis of rotation or vertical axis circumferential annular groove introduced, in which the film sensor is arranged.
- the position of the groove in the direction of the vertical axis is not fixed, but runs perpendicular to the vertical axis. This means that the groove can sit above or below the equator of the hitch or on the equator.
- the groove is not directly on the equator but slightly above or below, as the ball head on the equator can absorb the largest force and the film sensor or its encapsulation could be damaged in this area.
- the film sensor is in the annular groove cohesively (eg glued) or positively fixed, in particular encapsulated.
- a capsule agent is present in which the film sensor is embedded or arranged.
- the capsule means may be formed of a plastic ring which completely surrounds the film sensor.
- Plastics are, for example, PBT (polybutylene terephthalate) or PEEK (polyetheretherketone), both of which have very good injection-molding properties and are abrasion-resistant.
- PBT polybutylene terephthalate
- PEEK polyetheretherketone
- a simple coupling ball has a spherical, uninterrupted surface. This form is particularly advantageous for cooperation with the ball socket of the coupling ball receptacle. Twisting around the vertical axis and also
- the capsule agent is designed so that the annular groove is completely filled. It results after insertion of the annular groove again the advantageous spherical surface or outer shape with the aforementioned advantages. An entanglement of the annular groove on the coupling ball receiving is thus effectively avoided.
- the film sensor is therefore particularly suitable for use in the annular groove of a coupling ball, in particular when the film sensor is enclosed in the annular body. Also conceivable are applications on, for example, a cylindrical component, such as a vehicle handlebar or a shaft. Also on these components are Measurements for detecting component distortions or component changes (tension-compression torsion) conceivable.
- the invention further relates to a method for determining an angle between towing vehicle and trailer, wherein the towing vehicle has a trailer hitch for a motor vehicle, which is equipped with a pull rod fixed to the vehicle, which has a coupling ball at its free end.
- Coupling ball receptacle of the trailer is rotatably mounted at hitched trailer on the coupling ball at least about its vertical axis and secured by a closure piece on the coupling ball.
- the coupling ball on at least one sensor for angle detection, so that a between
- the dimensions of the closure piece in the circumferential direction are known.
- the dimensions of the closure piece in the circumferential direction are smaller than half the outer diameter of the coupling ball and / or smaller than half the inner diameter of the ball socket.
- the position and / or the angle of rotation of the closure piece can be detected automatically, in particular even without information about the dimensions of the closure piece in the circumferential direction.
- Coupling ball receptacle can be used.
- the coupling ball retainer rotates about the coupling ball around the vertical axis and one carries the distance of the
- the coils are located on the coupling ball at a defined position distributed by known angle ⁇ ,.
- a geometric evaluation including the known angles ⁇ , the distances or the Signals f, the angle of rotation ß are determined.
- other methods are also suitable, such as the finding of centroids or vertices.
- the free spaces are reflected in the signals f, in the form of maximum or minimum points.
- Coupling ball is.
- the midpoints can be considered as discrete sample points, similar to a CCD matrix from image processing.
- image-processing methods after the image acquisition by the sensor unit, a gray value is available for each pixel for further evaluation. In this case, the
- Gray values of the discrete points formed by the distances This results in a scan of the distances between coupling ball seat and film sensor in the plane perpendicular to the vertical axis cutting plane.
- the signal f that results from the scanning of the distances and plotted over the known angles ⁇ , is distributed periodically over 360 ° or the circumference of the coupling ball. In a graph, the distance on the y-axis and the known angle ⁇ , on the x-axis can be plotted. If the ball coupling receptacle rotates and thus the position of the free spaces, then the signal f, shifts in the direction of the x-axis depending on the position of the ball coupling receptacle. The shift of the signal f, reflects the desired angle of rotation ß again and can be determined by the methods commonly used in image processing.
- the closure piece is in particular at the
- the coupling ball receiving the actuating element which is designed for example as a lever.
- the closure piece is fixed or fixable in its applied to the coupling ball position, in particular by means of a closure mechanism and / or by means of
- the closure piece is in particular detachable from the coupling ball, preferably by means of
- the coupling ball receptacle comprises the tensioning element, by means of which the closure piece is tensioned or tensioned against the coupling ball.
- the tensioning element can form part of the closure mechanism.
- the coupling ball is in particular fixed, preferably rigid, connected to the pull rod.
- the pull rod and the coupling ball are integrally formed, preferably material-homogeneous or cohesively, with each other.
- a rear carrier such as e.g. a bicycle carrier to be mounted on the coupling ball.
- the diameter of the coupling ball is preferably 50 mm.
- the pull rod is preferably provided on a towing vehicle, which in particular forms a motor vehicle.
- the drawbar is fixed,
- the coupling ball receptacle is preferably provided on a trailer vehicle.
- the coupling ball receptacle is arranged at a front end of a drawbar of the trailer vehicle.
- the towing vehicle and the trailer vehicle are connected by the trailer hitch and form a team.
- the included between the longitudinal axis of the towing vehicle and a longitudinal axis of the trailer vehicle angle is also referred to as kink angle.
- the bending angle is in a direction perpendicular to the vertical axis of the towing vehicle level.
- the position of the closure piece, in particular its angle of rotation, is or preferably represents the bending angle.
- the reference position is given in particular by the position of the longitudinal axis of the towing vehicle, with which the longitudinal axis of the Trailer vehicle in the undeflected state of the trailer is aligned and a kink angle of 0 ° includes.
- an evaluation device is connected to the film sensor, by means of which the position, in particular the angle of rotation, of the
- Closure piece and / or the bending angle is determined, in particular from the angles of rotation of the side edges and / or free spaces with respect to the coupling ball by means of the coil, which is applied to the film sensor.
- the angle detection device may comprise the evaluation device. Alternatively, the evaluation device may also be provided separately from the angle detection device.
- FIG. 1 is a schematic side view of a trailer hitch
- FIG. 2 is a bottom view of the apparent from Fig. 1 coupling ball receptacle without coupling ball,
- Fig. 3 is a partially sectioned side view of the coupling ball without Kupplungskugelability, with film sensor and capsule means or with MID-capable plastic carrier
- FIG. 4 is a schematic sectional view of the trailer hitch along the apparent from Fig. 1 section line A-A with film sensor,
- Fig. 8 is a film sensor which is arranged around a ring body, as well as
- Fig. 9 is a diagram with respect to the coil position and distance to the free space. 1 to 4 different representations and partial views of a trailer hitch 1 according to an embodiment can be seen, wherein a coupling ball receptacle 2 is placed on a coupling ball 3 of a curved tie rod 4.
- the upward-facing coupling ball 3 is provided at a free end of the pull rod 4 and in particular integrally formed therewith.
- the tie rod 4 is rigidly connected to a rear cross member 5 of a towing vehicle, and the coupling ball receptacle 2 is fixedly connected to a front end of a drawbar 6 of a trailer vehicle.
- the coupling ball receptacle 2 can not be lifted unintentionally from the coupling ball 3, which includes
- Closure piece 7 secures the coupling ball receptacle 2 form fit to the
- Coupling ball 3 and is additionally against this by means of a schematic
- Ball socket 10 (see FIG. 2), which is rotatably mounted on the coupling ball 3.
- a circumferential about an axis of rotation 1 1 annular groove 12 is inserted, which extends in a direction perpendicular to the axis of rotation 1 1 aligned plane 13, in which preferably the center 14 of the coupling ball 3 is located.
- the axis of rotation 1 which is also referred to as the vertical axis, runs in particular parallel to one
- the axis of rotation 1 1 also intersects a central longitudinal axis 20 of the towing vehicle.
- a ring body 27 is arranged around the axis of rotation 1 1. This includes one or more concentrically arranged about the rotation axis 1 1 (n) film sensor (s), wherein in Fig. 4, two film sensors are shown.
- Fig. 3 shows the coupling ball with a film sensor 15, in a
- Ring body 27 and capsule 25 is embedded and in the annular groove 12 at the
- Coupling ball 3 is applied.
- the film sensor is powered by an MID
- Plastic carrier 15 is formed.
- the radially extending from the axis of rotation 1 1 away measuring direction of each film sensor 15 includes the central longitudinal axis 20 a defined distance L, which is different for each film sensor 15.
- the measuring angle ⁇ is shown in FIG. 4.
- Closure piece 7 bounded by side edges 1 6 and 17, which are each rounded to the outside. This results in the area of the side edges 1 6 and 17th
- Free spaces 18 and 19 which can be detected by means of the sensors 15. Since the position or position ⁇ of the sensors 15 are known, by determining those sensors which detect the free spaces, the position of the free spaces and their distances L to the sensors 15 and thus the angle of rotation ß and the bending angle ⁇ is known. The location of each free space is in particular in the form of a
- Verreecurings ß specified If one and the same free space is detected by a plurality of, for example, two adjacent sensors 15 or coils 26, a mathematical one is also used to determine the angle of rotation ⁇ or bending angle ⁇
- the film sensors 15 are electrically connected to the planar coils 26 with an evaluation device which
- the evaluation device detects the distance between the respective film sensor 15 and the planar coils 26
- the dashed line 23 indicates a reference position, from which the bending angle ⁇ is determined.
- the line 23 coincides with the longitudinal axis 20 and thus characterizes the undeflected state of the
- the angle ⁇ also represents the position and / or the angle of rotation of the closure piece 7.
- FIG. 5 shows schematically a non-installed film sensor with different planar coil formations.
- Fig.5-7 three in the longitudinal direction of the film successively arranged planar coils 26 a, b, c are shown. These run approximately centrally along the longitudinal axis 1 5b of the film 1 5a, but at least parallel to this.
- the respective coils 26 a, b, c are connected to two conductor tracks, wherein a trace shown in dashed lines starting from the center of the coil, wherein the continuously shown trace is connected to the externa ßeren end of the coil.
- the conductor tracks are guided by the coupling ball 3 via a supply bore 4a (see Fig. 4) and finally connected to the evaluation device 22.
- FIG.5-7 three in the longitudinal direction of the film successively arranged planar coils 26 a, b, c are shown. These run approximately centrally along the longitudinal axis 1 5b of the film 1 5a, but at least parallel to this.
- FIG. 5 shows a planar coil 26a, which is designed like an Archimedean spiral.
- FIG. 6 shows a planar coil 26b, which is designed as an angular or rectangular, here even square, Archimedean spiral.
- FIG. 6 shows another planar coil 26c designed as a rectangular Archimedean spiral. In the latter, the longitudinal sides of the coil material each tapered to the center of the coil.
- Figure 8 shows schematically how one of MI D-capable and structured
- Plastic material existing film sensor 1 5 may be arranged concentrically with a plurality of planar coils 26 around a ring body 27.
- the annular body 27 is shown in two parts in this view. Each ring half represents a film sensor 1 5, each with four planar coils 26.
- the ring body 27 then surround the coupling ball 3 according to FIG. 3 in the annular groove 1 2 and are secured or protected externally by an encapsulation means 25.
- FIG. 9 exemplifies the shape of the sensor signal f for which
- the signal f shifts along the X-axis.
- the signal shift indicates here the twist angle ⁇ .
- f ref gives the signal in the
- Reference position of the coupling ball receptacle on. f, -i and f i 2 indicate a signal in a position 1 and 2, respectively, the rotational positions of the coupling ball receptacle to the coupling ball.
- the respective phase shifts the
- Twist angle here ß or ß 2 are determined. From the angle of rotation can then determine the bending angle.
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013213663.3A DE102013213663A1 (de) | 2013-07-12 | 2013-07-12 | Anhängerkupplung |
| PCT/EP2014/061954 WO2015003862A1 (de) | 2013-07-12 | 2014-06-10 | Anhängerkupplung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3019354A1 true EP3019354A1 (de) | 2016-05-18 |
Family
ID=50928108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP14729308.8A Withdrawn EP3019354A1 (de) | 2013-07-12 | 2014-06-10 | Anhängerkupplung |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3019354A1 (de) |
| DE (1) | DE102013213663A1 (de) |
| WO (1) | WO2015003862A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014224426A1 (de) * | 2014-11-28 | 2016-06-02 | Zf Friedrichshafen Ag | Anhängerkupplung |
| DE102014224428A1 (de) | 2014-11-28 | 2016-06-02 | Zf Friedrichshafen Ag | Verfahren zur Zustandserkennung und Winkelerfassung bei einer Anhängerkupplung sowie Anhängerkupplung und Sensor für Anhängerkupplung |
| DE102015212633A1 (de) | 2015-07-07 | 2017-01-12 | Continental Teves Ag & Co. Ohg | Sensoranordnung mit modularem Aufbau |
| DE102015214274A1 (de) | 2015-07-28 | 2017-02-02 | Zf Friedrichshafen Ag | Sensorik zur Erfassung eines Knickwinkels sowie Verfahren zur Herstellung und zum Einbau einer Sensorik in eine Anhängerkupplung |
| DE102015222490A1 (de) | 2015-11-13 | 2017-05-18 | Zf Friedrichshafen Ag | Anhängerkupplung mit Sensorschutz und Sensorschutz für Anhängerkupplung |
| DE102016207985A1 (de) * | 2016-05-10 | 2017-11-16 | Zf Friedrichshafen Ag | Verfahren zur Funktionskontrolle einer Anhängerkupplung |
| DE102016208736A1 (de) * | 2016-05-20 | 2017-11-23 | Zf Friedrichshafen Ag | Elektronikmodul für ein Steuergerät zum Steuern eines Kraftfahrzeugs, Steuergerät und Verfahren zum Herstellen eines Elektronikmoduls |
| DE102016209815A1 (de) | 2016-06-03 | 2017-12-07 | Zf Friedrichshafen Ag | Anhängerkupplung und Verfahren zur Knickwinkelerfassung sowie Foliensensor |
| DE102017207849A1 (de) * | 2017-05-10 | 2018-11-15 | Robert Bosch Gmbh | Winkelmessanordnung |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3815074A1 (de) * | 1988-05-04 | 1989-11-16 | Bosch Gmbh Robert | Messeinrichtung zur bestimmung des drehwinkels |
| DE10000090A1 (de) * | 2000-01-04 | 2001-08-30 | Elfo Ag Sachseln Sachseln | Verfahren zum Herstellen einer mehrlagigen Planarspule |
| JP2002090177A (ja) * | 2000-09-14 | 2002-03-27 | Tokyo Cosmos Electric Co Ltd | 無接点型変位検出装置 |
| DE20120658U1 (de) * | 2001-12-20 | 2002-05-23 | Vogt Electronic Ag, 94130 Obernzell | Induktive Positionserkennungsvorrichtung |
| DE10327564A1 (de) * | 2003-06-18 | 2005-01-05 | Robert Bosch Gmbh | Verfahren zur Bremsregelung eines Kraftfahrzeug-Anhängers |
| US7159890B2 (en) | 2004-10-06 | 2007-01-09 | ZF Lemförder Metallwaren AG | Trailer hitch for a motor vehicle |
| WO2007093069A1 (de) * | 2006-02-14 | 2007-08-23 | Walter Rogenmoser | Anhängerkupplung für steuerbare anhänger |
| DE102008018465A1 (de) * | 2008-04-11 | 2009-10-22 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Positionserkennungsvorrichtung für ein Getriebe oder eine Bremseinrichtung und Getriebe sowie Bremseinrichtung mit einer derartigen Vorrichtung |
| DE102010011741A1 (de) * | 2010-03-17 | 2011-09-22 | Westfalia-Automotive Gmbh | Anhängekupplung mit einem optischen Sensor |
| DE102010033641A1 (de) * | 2010-08-06 | 2012-02-09 | Westfalia-Automotive Gmbh | Anhängekupplung |
| DE102012002335A1 (de) * | 2011-04-12 | 2012-10-18 | Westfalia-Automotive Gmbh | Anhängekupplung mit einem Mitnehmer |
| DE102011079632A1 (de) * | 2011-07-22 | 2013-01-24 | Zf Friedrichshafen Ag | Anhängerkupplung |
| DE102012206133A1 (de) * | 2012-04-16 | 2013-10-17 | Zf Friedrichshafen Ag | Anhängerkupplung |
| DE102012105316A1 (de) * | 2012-06-19 | 2013-12-19 | Scambia Holdings Cyprus Ltd. | Anhängekupplung |
-
2013
- 2013-07-12 DE DE102013213663.3A patent/DE102013213663A1/de not_active Withdrawn
-
2014
- 2014-06-10 WO PCT/EP2014/061954 patent/WO2015003862A1/de not_active Ceased
- 2014-06-10 EP EP14729308.8A patent/EP3019354A1/de not_active Withdrawn
Non-Patent Citations (2)
| Title |
|---|
| None * |
| See also references of WO2015003862A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102013213663A1 (de) | 2015-01-15 |
| WO2015003862A1 (de) | 2015-01-15 |
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