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EP3118946B1 - Collecteur rotatif et unité comprenant un collecteur rotatif - Google Patents

Collecteur rotatif et unité comprenant un collecteur rotatif Download PDF

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Publication number
EP3118946B1
EP3118946B1 EP15176837.1A EP15176837A EP3118946B1 EP 3118946 B1 EP3118946 B1 EP 3118946B1 EP 15176837 A EP15176837 A EP 15176837A EP 3118946 B1 EP3118946 B1 EP 3118946B1
Authority
EP
European Patent Office
Prior art keywords
slip ring
brush
conductor
conductor element
conductor elements
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.)
Active
Application number
EP15176837.1A
Other languages
German (de)
English (en)
Other versions
EP3118946A1 (fr
Inventor
Ludwig Angerpointner
Peter Autenzeller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LTN Servotechnik GmbH
Original Assignee
LTN Servotechnik GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LTN Servotechnik GmbH filed Critical LTN Servotechnik GmbH
Priority to EP15176837.1A priority Critical patent/EP3118946B1/fr
Priority to DE102016210122.6A priority patent/DE102016210122A1/de
Priority to TW105118791A priority patent/TWI671964B/zh
Priority to JP2016139164A priority patent/JP6769761B2/ja
Priority to CN201610556170.7A priority patent/CN106356691B/zh
Priority to US15/211,350 priority patent/US9806482B2/en
Publication of EP3118946A1 publication Critical patent/EP3118946A1/fr
Application granted granted Critical
Publication of EP3118946B1 publication Critical patent/EP3118946B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/08—Slip-rings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
    • H01R39/24—Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/34—Connections of conductor to slip-ring

Definitions

  • the invention relates to a slip ring according to claim 1 and a slip ring unit comprising such a slip ring according to claim 10.
  • a slip ring unit usually comprises two component groups, namely a stator and a rotor.
  • the stator often comprises at least one brush unit, whereas the rotor usually has a series of slip rings.
  • brushes of the brush units have sliding contact with the shell sides of the rotating slip rings.
  • Such slip ring units are used in many technical fields to transmit electrical signals or electrical power from a stationary to a rotating electrical unit or in the opposite direction.
  • the invention has for its object to provide a slip ring for a slip ring unit, which is particularly suitable for the transmission of high-frequency currents or signals, while allowing a simple and economical production.
  • the slip ring comprises a dielectric carrier body with a peripheral lateral surface and radially oriented passages which penetrate the lateral surface or the carrier body. Furthermore, the slip ring comprises a first and a second conductor element, wherein the conductor elements each have a first portion and a second portion. In the first section, the two conductor elements are arranged to extend in the circumferential direction parallel to the axial offset on the lateral surface. In the second section, the conductor elements run in the bushings with a radial direction component. In each case, the first section extends over a first angular range of less than 360 °, so that there is a discontinuity along the circumferential direction of the conductor elements in each case in a second angular range.
  • the bushings are arranged such that the second angle range of the first conductor element is arranged offset relative to the second angle range of the second conductor element in the circumferential direction.
  • the first and second conductor elements are electrically connected together. In particular, then the first and the second conductor element are assigned to one and the same track.
  • the first sections of the two conductor elements therefore extend parallel to the axial offset, in particular in circular arc form on the lateral surface in the circumferential direction, while the second sections of the conductor elements in the passages extend in particular in a straight line with a radial directional component.
  • lateral surface is to be understood below according to the geometric definition for a cylindrical body, wherein the slip ring is cylindrical, may be configured in particular hollow cylindrical or annular.
  • the lateral surface is in particular the peripheral outer surface of the slip ring, but it can also be understood below the circumferential inner surface under this term.
  • first angle range and the second angle range along a circumferential line of a conductor element are dimensioned such that they extend in total over 360 °, ie over the full circumference.
  • discontinuity in the following means a point along a circumferential line, in which a conductor element at its outer diameter (in the case that the conductor elements are mounted on the outer lateral surface) or at its inner diameter (in the case that the conductor elements on the inner circumferential surface are mounted) does not rotate on the carrier body.
  • the ends of the first portion of a conductor element are spaced by a gap or a shock.
  • discontinuity can also be understood here as a gap or impact.
  • the discontinuity extends over a central angle corresponding to the second angular range, which is calculated in particular by the formula 360 ° minus the first angular range of the first portion of the conductor element.
  • the lateral surface comprises a first and a second circumferential groove, wherein the first conductor element is arranged in the first groove and the second conductor element in the second groove.
  • the slip ring on a third conductor element which is arranged in a first portion parallel with axial offset to the first and the second conductor element on the lateral surface extending in the circumferential direction.
  • the third conductor element extends with radial direction component in a second section in bushings.
  • the first section extends over a first angular range of less than 360 °, so that there is a discontinuity along the circumferential direction of the third conductor element in each case in a second angular range or along the second angular range.
  • the Passages arranged so that the second angle range of the third conductor element is arranged offset relative to the second angle range of the first and / or the second conductor element in the circumferential direction, wherein the first, the second and the third conductor element are electrically connected together.
  • further conductor elements can be arranged on the carrier body, so that, for example, four or more conductor elements can be arranged in four or more grooves.
  • the first angular range extends over at least 270 °, in a further advantageous embodiment over 300 °, in particular over 340 °.
  • the slip ring can also be designed so that along a circumferential line a plurality of conductor elements are arranged in the circumferential direction lined up, so that occur along this circumferential line several discontinuities.
  • the conductor elements are each configured as a wire, which in particular has a cross section of less than 20 mm 2 , in particular less than 10 mm 2 , in particular less than 5 mm 2 .
  • the wire can have a round cross-section, which can bring advantages in particular for the transmission of high-frequency signals.
  • the conductor elements are configured in one piece with their first and second sections.
  • the conductor elements are coated with a noble metal, for example gold.
  • the electrical connection of the conductor elements is arranged radially inwardly with respect to the first section.
  • the conductor elements are arranged on the outer circumference of the carrier body.
  • the electrically interconnected conductor elements are associated with a track which is bounded by webs axially.
  • the invention also relates to a slip ring unit which comprises a corresponding slip ring and a brush unit with a brush.
  • a slip ring unit which comprises a corresponding slip ring and a brush unit with a brush.
  • the two conductor elements can be contacted in a sliding manner by the brush via the respective first angular region, wherein the first angular region extends over at least 270 °.
  • the slip ring unit can be configured such that at least two conductor elements in the respective first section of the relevant conductor element can be contacted in a sliding manner over the entire circumference by the brush.
  • the brush is made of a metal-containing material.
  • a metal-containing material In particular, from a non-carbonaceous material.
  • the brush has a precious metal-containing, for example, gold-containing, surface.
  • the slip ring unit can in particular be constructed such that a conductor element can be doubly contacted by the brush.
  • the brush advantageously has two free ends, each of which bears against one and the same conductor element with an offset in the circumferential direction.
  • This arrangement can also be referred to as a double brush, which brings in particular a redundancy of the current or data transmission with it.
  • the slip ring unit is used for the transmission of electrical power and / or electrical signals, so for the transmission of information.
  • a slip ring unit which comprises a dielectric support body 1, which is designed substantially annular and a brush unit 2.
  • the slip ring unit has a total of five tracks for transmitting five different currents or signals, only two tracks will be exemplified below Channels explained in detail. Accordingly, the other of the tracks or channels are not provided with reference numerals.
  • the brush unit 2 has a plurality of electrically conductive brushes 2.1, 2.2, which are fastened to a brush holder 2.3.
  • the brushes 2.1, 2.2 are each designed as wires, in particular with a round cross-section, which are preferably coated with gold.
  • the first brush 2.1 belongs to the first track and the second brush 2.2 to the second track.
  • the slip ring unit is designed so that upon a relative rotation of the carrier body 1 or the conductor elements 10.1, 20.1; 10.2, 20.2 about an axis A is a current transmission, in particular a signal transmission between the conductor elements 10.1, 20.1; 10.2, 20.2 and the brushes 2.1, 2.2 is possible.
  • a conductor element 10.1, 20.1; 10.2, 20.2 contacted twice by a brush 2.1, 2.2, since each brush 2.1, 2.2 two areas each having a free end (double brush design).
  • the ends are radially movable in the context of the elasticity of the brush 2.1, 2.2.
  • 1.4 grooves 1.41, 1.42 are incorporated, which are formed in the illustrated embodiment as a circumferential v-shaped grooves 1.41, 1.42 (see FIGS. 3 and 4 ).
  • two grooves 1.41, 1.42 are provided for a track or a transmission channel in the illustrated embodiment.
  • the Kehllinien the grooves 1.41, 1.42, so those lines that arise at the points where the two surfaces of a groove 1.41, 1.42 converge, are arranged at an axial distance a.
  • the Kehllinien run perpendicular to the axis A in the circumferential direction. Axially between a pair of grooves 1.41, 1.42 webs 1.44 are arranged.
  • the carrier body 1 In the carrier body 1 are, as in the FIG. 3 represented, radially oriented feedthroughs 1.1, 1.2 or holes arranged, which penetrate the lateral surface 1.4, wherein the bushings 1.1, 1.2 are arranged on one and the same circumferential line at a distance U. In the region of the kinked lines, the bushings 1.1, 1.2 each have a recess 1.11, 1.21.
  • FIG. 5 is the same section of the slip ring as in FIG. 3 shown with the difference that in the FIG. 5 the conductor elements 10.1, 20.1 of the first track and the conductor elements 10.2, 20.2 of the second track are mounted on the carrier body 1.
  • the material for the conductor elements 10.1, 20.1 can be made available as a wound semi-finished product, so that the slip ring is comparatively inexpensive and economical to produce.
  • the conductor elements 10.1, 20.1 are correspondingly cut to length and bent so that the conductor elements 10.1, 20.1 have legs bent at their ends or second sections 10.12, 10.13, 20.12, 20.13 ( FIG. 6 ).
  • the conductor elements 10.1, 20.1 are inserted into the feedthroughs 1.1, 1.2, so that the second sections 10.12, 10.13, 20.12, 20.13 or their ends protrude radially inward from the carrier body 1 ( FIG. 6 ).
  • the conductor elements 10.1, 20.1 each have a first portion 10.1, 20.11, which runs in the respective groove 1.41, 1.42 in a circular arc around the axis A in the circumferential direction, in particular, the radial outer contour of the first sections 10.1, 20.11 extends along a circular arc.
  • Through the recesses 1.11, 1.21 is a precisely fitting arrangement of the conductor elements 10.1, 20.1 in the grooves 1.41, 1.42 in parallel with axial offset a possible.
  • the second sections 10.12, 10.13, 20.12, 20.13 or the ends of the conductor elements 10.1, 20.1 are soldered together.
  • a first solder joint 40.1 is generated, which connects the second sections 10.12, 10.13, 20.12, 20.13 electrically and mechanically.
  • the solder joint 40.1 is indicated by a dotted line.
  • the two conductor elements 10.1, 20.1 of the first track (which are thus arranged between two webs 1.44), by soldering the associated second portions 10.12, 10.13, 20.12, 20.13 on the same electrical potential.
  • the signal of a channel is applied to the conductor elements 10.1, 20.1.
  • the remaining conductor elements 10.2, 20.2 are mounted analogously.
  • the conductor elements 10.1, 20.1; 10.2, 20.2 are arranged in the grooves 1.41, 1.42 so that they each rotate in a wrap angle of less than 360 °.
  • the first sections 10.11, 20.11 of the conductor elements 10.1, 20.1 of the first track each extend along a circumferential line over a first angular range ⁇ 10, ⁇ 20 of less than 360 ° (in this case 355 °).
  • the second angle ranges ⁇ 10, ⁇ 20 extend here over an angle of 5 °.
  • the first angle range ⁇ 10, ⁇ 20 in each case complements the second angle range ⁇ 10, ⁇ 20 to 360 °.
  • the bushings 1.1, 1.2 are arranged so that the second angle range ⁇ 10 of the first conductor element 10.1 is offset relative to the second angle range ⁇ 20 of the second conductor element 20.1 in the circumferential direction, is a permanent contact of the brush 1.1 of the first track over a full Rotation with at least one of the conductor elements 10.1, 20.1 of the first track possible.
  • the conductor elements 10.1, 20.1 thus each have a first section 10.1, 20.11 which runs in the groove 1.41, 1.42 in a circular arc around the axis A, in particular the radial outer contour of the first sections 10.1, 20.11 (ie outside the discontinuity u10, u20) along a circular arc.
  • FIG. 7 a detail view is shown in which the brushes 2.1, 2.2 are in sliding contact with the conductor elements 10.1, 20.1 or 10.2, 20.2.
  • the brushes 2.1, 2.2 are each configured in the form of a comparatively elastic electrically conductive metal wire, wherein the surfaces of the brushes 2.1, 2.2 are gold-plated.
  • the brushes 2.1, 2.2 dip with a partial cross section between the conductor elements 10.1, 20.1; 10.2, 20.2, so that the brushes 2.1, 2.2 can not shift in the axial direction during operation of the slip ring unit.
  • the slip ring unit is used for transmitting electrical signals, in particular high-frequency signals.
  • the slip ring unit can transmit high data rates for example for Ethernet, Sercos data connections or other real-time data connections.
  • it is ensured by the special construction that the brushes 2.1, 2.2 permanent contact with conductor elements 10.1, 20.1; 10.2, 20.2.
  • the new design is characterized by a comparatively small electrical capacity in the transmission path, so that even extremely high-frequency signals are transferable.
  • the first track comprises three grooves 1.41, 1.42, 1.43 in the lateral surface 1.4 of the carrier body 1 '.
  • conductor elements 10.1, 20.1, 30.1 are mounted in an analogous manner as in the first embodiment.
  • the conductor elements 10.1, 20.1, 30.1 are arranged in the grooves 1.41, 1.42, 1.43 so that they each rotate in a first angular range ⁇ 10, ⁇ 20, ⁇ 30 of less than 360 °.
  • a discontinuity u10, u20, u30 or a gap is present on the outer circumference of the respective conductor element 10.1, 20.1, 30.1 in a second angular range ⁇ 10, ⁇ 20, ⁇ 30.
  • the conductor elements 10.1, 20.1, 30.1 in the grooves 1.41, 1.42, 1.43 run in such a way that the respective discontinuities u10, u20, u30 are arranged offset from one another in the circumferential direction.
  • the first track with the conductor elements 10.1, 20.1, 30.1 is separated from a neighboring second track by a bridge 1.44.
  • the first Brush 2.1 ' comprises two brush elements 2.1a', 2.1b '.
  • the brush elements 2.1a ', 2.1b' are each designed as wires, in particular with a round cross-section, which are preferably coated with a noble metal, for example gold.
  • the first track comprises three grooves 1.41, 1.42, 1.43 in the lateral surface 1.4 of the carrier body 1. "In these grooves 1.41, 1.42, 1.43 conductor elements 10.1, 20.1, 30.1 mounted in an analogous manner as in first or second embodiment.
  • the first track with the conductor elements 10.1, 20.1, 30.1 is separated from a neighboring second track by a bridge 1.44.
  • the first brush 2.1 “comprises two brush elements 2.1a", 2.1b "soldered to one another.
  • the first brush element 2.1a" is designed as a wire, in particular with a round cross section.
  • the second brush element 2.1b fastened. This is designed substantially parallelepipedic and is made in particular of silver graphite.
  • the first brush element 2.1a “serves to transmit currents or signals and to radially spring the second brush element 2.1b" to the conductor elements 10.1, 20.1, 30.1.
  • the webs 1.44 also a limitation of the movement of the second brush element 2.1 b "is ensured in the axial direction.

Landscapes

  • Motor Or Generator Current Collectors (AREA)

Claims (15)

  1. Collecteur rotatif comprenant
    - un corps de support diélectrique (1); 1') avec une enveloppe latérale périphérique (1.4) et des traversées orientées radialement (1.1, 1.2), qui traversent l'enveloppe latérale (1.4), et
    - un premier élément conducteur (10.1) et un deuxième élément conducteur (20.1), dans lequel les éléments conducteurs (10.1, 20.1)
    sont disposés dans une première partie (10.11, 20.11) parallèlement avec un décalage axial (a) sur l'enveloppe latérale (1.4) en s'étendant en direction périphérique, et
    s'étendent dans une deuxième partie (10.12, 10.13, 20.12, 20.13) dans les traversées (1.1, 1.2) avec une composante d'orientation radiale,
    dans lequel les premières parties (10.11, 20.11) s'étendent en direction périphérique respectivement sur une première plage angulaire (α10, α20) de moins de 360°, de telle manière qu'il existe le long de la direction périphérique des éléments conducteurs (10.1, 20.1) chaque fois une discontinuité (u10, u20) dans une deuxième plage angulaire (β10, β20),
    caractérisé en ce que les traversées (1.1, 1.2) sont disposées de telle manière que la deuxième plage angulaire (β10) du premier élément conducteur (10.1) soit disposée avec un décalage en direction périphérique par rapport à la deuxième plage angulaire (β20) du deuxième élément conducteur (20.1), dans lequel le premier et le deuxième éléments conducteurs (10.1, 20.1) sont électriquement reliés l'un à l'autre.
  2. Collecteur rotatif selon la revendication 1, dans lequel l'enveloppe latérale (1.4) comprend une première et une deuxième rainures périphériques (1.41, 1.42), dans lequel le premier élément conducteur (10.1) est disposé dans la première rainure (1.41) et le deuxième élément conducteur (20.1) est disposé dans la deuxième rainure (1.42).
  3. Collecteur rotatif selon la revendication 1 ou 2, dans lequel le collecteur rotatif comprend un troisième élément conducteur (30.1), qui
    est disposé dans une première partie (30.11) parallèlement avec un décalage axial (a) par rapport au premier et au deuxième éléments conducteurs (10.1, 20.1) sur l'enveloppe latérale (1.4) en s'étendant en direction périphérique, et s'étend dans une deuxième partie (30.12) dans des traversées (1.3) avec une composante d'orientation radiale,
    dans lequel la première partie (30.11) s'étend sur une première plage angulaire (α30) de moins de 360°, de telle manière qu'il existe le long de la direction périphérique du troisième élément conducteur (30.1) chaque fois une discontinuité (u30) dans une deuxième plage angulaire (β30), et
    les traversées (1.3) sont en outre disposées de telle manière que la deuxième plage angulaire (β30) du troisième élément conducteur (30.1) soit disposée avec un décalage en direction périphérique par rapport à la deuxième plage angulaire (β10, β20) du premier et/ou du deuxième élément conducteur (10.1, 20.1), dans lequel le premier, le deuxième et le troisième éléments conducteurs (10.1, 20.1, 30.1)) sont électriquement reliés l'un à l'autre.
  4. Collecteur rotatif selon l'une quelconque des revendications précédentes, dans lequel il existe en direction périphérique une distance (U) entre la traversée (1.1) du premier élément conducteur (10.1) et la traversée (1.2) du deuxième élément conducteur (20.1).
  5. Collecteur rotatif selon l'une quelconque des revendications précédentes, dans lequel les éléments conducteurs (10.1, 20.1) sont chacun formés par un fil.
  6. Collecteur rotatif selon la revendication 5, dans lequel le fil présente une section transversale de moins de 20 mm2.
  7. Collecteur rotatif selon l'une quelconque des revendications précédentes, dans lequel les éléments conducteurs (10.1, 20.1) sont chaque fois réalisées en une seule pièce.
  8. Collecteur rotatif selon l'une quelconque des revendications précédentes, dans lequel la liaison électrique (40.1) des éléments conducteurs (10.1, 20.1) est disposée en position radialement intérieure par rapport à la première partie (10.11, 20.11).
  9. Collecteur rotatif selon l'une quelconque des revendications précédentes, dans lequel les éléments conducteurs (10.1, 20.1; 30.1) électriquement reliés l'un à l'autre sont associés à une voie, qui est limitée axialement par des crêtes (1.44).
  10. Unité de collecteur rotatif comprenant un collecteur rotatif selon l'une quelconque des revendications 1 à 9 ainsi qu'une unité de balai (2) avec un balai (2.1; 2.1'; 2.1"), dans laquelle les deux éléments conducteurs (10.1, 20.1) peuvent être contactés dans la première partie (10.11, 20.11) par le balai (2.1; 2.1'; 2.1") par glissement chaque fois sur la première plage angulaire (α10, α20), dans laquelle la première plage angulaire (α10, α20) vaut au moins 270°.
  11. Unité de collecteur rotatif comprenant un collecteur rotatif selon la revendication 3 à 9 ainsi qu'une unité de balai (2) avec un balai (2.1"), dans laquelle au moins deux éléments conducteurs (10.1, 20.1, 30.1) peuvent être contactés par le balai (2.1") dans la première partie (10.11, 20.11, 30.11) par glissement sur toute la périphérie.
  12. Unité de collecteur rotatif selon la revendication 10 ou 11, dans laquelle le balai (2.1; 2.1'; 2.1") est fabriqué en un matériau contenant du métal.
  13. Unité de collecteur rotatif selon l'une quelconque des revendications 10 à 12, dans laquelle le balai (2.1; 2.1'; 2.1") présente une surface contenant un métal noble.
  14. Unité de collecteur rotatif selon l'une quelconque des revendications 10 à 13, dans laquelle au moins un élément conducteur (10.1, 20.1, 30.1) peut être contacté deux fois par le balai (2.1; 2.1'; 2.1").
  15. Unité de collecteur rotatif selon l'une quelconque des revendications 10 à 14, dans laquelle les éléments conducteurs (10.1, 20.1, 30.1) sont entourés dans la première partie (10.11, 20.11, 30.11) axialement par des nervures (1.44) destinées à limiter la mobilité axiale des balais (2.1; 2.1'; 2.1").
EP15176837.1A 2015-07-15 2015-07-15 Collecteur rotatif et unité comprenant un collecteur rotatif Active EP3118946B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP15176837.1A EP3118946B1 (fr) 2015-07-15 2015-07-15 Collecteur rotatif et unité comprenant un collecteur rotatif
DE102016210122.6A DE102016210122A1 (de) 2015-07-15 2016-06-08 Schleifring sowie Schleifringeinheit mit einem Schleifring
TW105118791A TWI671964B (zh) 2015-07-15 2016-06-15 集電環及具集電環之集電環單元
JP2016139164A JP6769761B2 (ja) 2015-07-15 2016-07-14 スリップリング、及びスリップリングを有するスリップリング装置
CN201610556170.7A CN106356691B (zh) 2015-07-15 2016-07-14 集电环以及具有集电环的集电环单元
US15/211,350 US9806482B2 (en) 2015-07-15 2016-07-15 Slip ring and slip ring unit having a slip ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15176837.1A EP3118946B1 (fr) 2015-07-15 2015-07-15 Collecteur rotatif et unité comprenant un collecteur rotatif

Publications (2)

Publication Number Publication Date
EP3118946A1 EP3118946A1 (fr) 2017-01-18
EP3118946B1 true EP3118946B1 (fr) 2017-09-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP15176837.1A Active EP3118946B1 (fr) 2015-07-15 2015-07-15 Collecteur rotatif et unité comprenant un collecteur rotatif

Country Status (6)

Country Link
US (1) US9806482B2 (fr)
EP (1) EP3118946B1 (fr)
JP (1) JP6769761B2 (fr)
CN (1) CN106356691B (fr)
DE (1) DE102016210122A1 (fr)
TW (1) TWI671964B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11165210B2 (en) 2019-03-26 2021-11-02 Ltn Servotechnik Gmbh Slip ring and slip ring unit having a slip ring

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10756926B2 (en) * 2018-07-01 2020-08-25 Benchmark Electronics, Inc. System and method for transmission of video and controller area network (CAN) data over a power slip ring assembly
EP3618204A1 (fr) 2018-08-27 2020-03-04 Siemens Aktiengesellschaft Corps de bague collectrices

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Publication number Publication date
CN106356691A (zh) 2017-01-25
US9806482B2 (en) 2017-10-31
DE102016210122A1 (de) 2017-01-19
TWI671964B (zh) 2019-09-11
US20170018900A1 (en) 2017-01-19
EP3118946A1 (fr) 2017-01-18
CN106356691B (zh) 2019-07-26
JP6769761B2 (ja) 2020-10-14
TW201711322A (zh) 2017-03-16
JP2017028989A (ja) 2017-02-02

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