EP3182529B1 - Bague collectrice - Google Patents

Bague collectrice Download PDF

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Publication number
EP3182529B1
EP3182529B1 EP15200449.5A EP15200449A EP3182529B1 EP 3182529 B1 EP3182529 B1 EP 3182529B1 EP 15200449 A EP15200449 A EP 15200449A EP 3182529 B1 EP3182529 B1 EP 3182529B1
Authority
EP
European Patent Office
Prior art keywords
slip
holder
ring unit
ring
brush element
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
EP15200449.5A
Other languages
German (de)
English (en)
Other versions
EP3182529A1 (fr
Inventor
Klaus Drost
Ludwig Angerpointner
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 EP15200449.5A priority Critical patent/EP3182529B1/fr
Priority to DE102016218202.1A priority patent/DE102016218202A1/de
Publication of EP3182529A1 publication Critical patent/EP3182529A1/fr
Application granted granted Critical
Publication of EP3182529B1 publication Critical patent/EP3182529B1/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
    • H01R39/10—Slip-rings other than with external cylindrical contact surface, e.g. flat 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

Definitions

  • the invention relates to a slip ring unit for transmitting electrical currents between two relatively rotatable component groups, according to claim 1.
  • Slip ring units usually consist of two component groups, namely a stator and a rotor.
  • the stator often comprises brush elements, whereas the rotor usually has a plurality of concentric slip rings. In operation, the brush elements have sliding contact with 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.
  • corresponding slip ring units are used in support arms such as in medical technology, where signals, for example video signals, and electrical power, possibly for lighting, between relatively rotating units must be transmitted.
  • slip rings for transmitting signals and currents is shown.
  • slip rings which have a plurality of spring contacts, which are formed by Materialaus originallyung and deformation.
  • the spring contacts are movable along a bending line oriented in the tangential direction.
  • the invention has for its object to provide a slip ring unit which operates reliably, only a comparatively small space and claimed is easy to produce.
  • a slip ring unit comprises a first and a second component group, wherein the two component groups are arranged rotatable relative to each other about an axis.
  • the slip ring unit is suitable for transmitting electrical currents or signals between the two component groups over several revolutions.
  • the first component group has at least one brush element and the second component group has at least one circumferential slip ring.
  • the brush element has at least one contact tongue for transmitting the electrical currents or signals, wherein the at least one contact tongue is produced by partial separation and radial bending.
  • the contact tongue is bent around a bending line, with an axial direction component runs. In particular, the bending line can run parallel to the axis.
  • the slip ring and the brush element are arranged radially relative to one another, ie at a radial distance, opposite one another and in particular with an axial overlap, wherein the slip ring is contacted by the brush element or is electrically contacted.
  • electrical currents are to be understood as currents which are required for the transmission of electrical power or else currents, tall, such as gold or silver, or an alloy containing gold or silver.
  • the slip ring unit has a plurality of concentric slip rings and a plurality of concentric brush elements.
  • the slip ring unit may comprise at least two concentric slip rings and at least two concentric brush elements arranged in a geometric plane which is oriented orthogonal to the axis. Accordingly, in this case a first slip ring is electrically contacted by a first brush element and a second slip ring is electrically contacted by a second brush element.
  • the slip rings have, in particular, different diameters and are arranged at a radial distance concentric with each other and in particular in each case radially opposite one another, in particular with axial overlap.
  • a contact pair consisting of a slip ring and a brush element each touch along a circular grinding path.
  • the slip ring unit has a plurality of such contact pairs, the plurality of sliding tracks may be arranged in one and the same geometric plane, which is oriented orthogonal to the axis, so that the axis orthogonally intersects this geometric plane.
  • the slideways may be arranged in parallel geometric planes which intersect the axis orthogonally.
  • the brush elements can all be made of geometrically identical metal strips, so that therefore the contact tongues in the circumferential direction each have the same distance. Consequently, the respective concentric brush elements of the slip ring unit, which in particular have different diameters, have a different number of contact tongues per brush element. A first brush element accordingly opposite to a concentric with the first brush element second brush element a different number of contact tongues.
  • one of the holders or both holders are made of an insulating or dielectric material.
  • the first component group comprises a first holder and the second component group comprises a second holder.
  • This slip ring unit is configured such that the brush member has a tab and the first holder has a continuous axial direction component slot, the tab being inserted through the slot and plastically deformed such that the brush member is positively secured to the first holder.
  • the slip ring unit is configured such that the slip ring has a tab and the second holder has a continuous axial directional component slot, the tab being inserted through the slot and plastically deformed (in particular the area of the tab inserted therethrough), so that the slip ring is fixed positively on the second holder.
  • the tab of the brush element in particular the area of the tab inserted therethrough, is plastically deformed in a manner such that it is oriented in the radial direction after the deformation has been carried out.
  • the tab of the slip ring is plastically deformed in a manner that it is oriented in the radial direction after the deformation has been made.
  • the relevant tab can also be twisted, so that there is a plastic deformation in this way.
  • the slip ring assembly may be configured such that the brush member and / or slip ring has a plurality of tabs and the first holder and / or the second holder has continuous axial directional component slots, with the plurality of tabs inserted through the slots and plastically deformed.
  • the first holder has at least one cavity, in which case the plastically deformed tab of the brush element, in particular the plastic deformed region of the tab, is arranged in the cavity of the first holder.
  • the second holder has at least one cavity, wherein the plastically deformed tab of the slip ring is arranged in the cavity of the second holder.
  • the relevant tab does not project out of the holder or the cavity in the axial direction.
  • a cavity a cavity or a cavity in the relevant holder can be understood.
  • the tab of the brush element is electrically contacted with a cable.
  • the tab of the slip ring is electrically contacted with a cable.
  • the brush element has a plurality of tabs, wherein at least one of the tabs is referred to as a terminal tab, wherein the terminal tab is electrically contacted with a cable and oriented in the axial direction.
  • the terminal tab which is contacted with the cable, remain plastically undeformed.
  • the slip ring on a plurality of tabs, wherein at least one of the tabs is referred to as a connection tab, wherein the terminal tab is electrically contacted with a cable and is oriented in the axial direction.
  • the terminal tab which is contacted with the cable, remain plastically undeformed.
  • the at least one of the plastically deformed tabs or the above-defined terminal tab can be electrically contacted by a blade receptacle with the cable, for example by a crimp connection.
  • the at least one of the tabs or the above-defined terminal tab may be electrically contacted by a solder connection to the cable.
  • the (in particular dielectric) first holder has at least one axially projecting element in the axial direction, on which the brush element is supported in the radial direction.
  • the (in particular dielectric) second holder has at least one element projecting in the axial direction, against which the slip ring is supported in the radial direction.
  • the slip ring unit comprises a first component group 1 according to the FIG. 1 , which can serve as a stator, for example, and a second component group 2 according to the FIG. 2 which can act as a rotor, for example.
  • the slip ring unit serves for transmitting electrical currents between the first component group 1 and the second component group 2, wherein the component groups 1, 2 are arranged rotatably in the assembled state about an axis A relative to each other.
  • Electric currents are to be understood as currents which are required for the transmission of electrical power or currents which are formed as signals and serve only for the transmission of information.
  • the first component group 1 has a first holder 1.4, which is designed, for example, as a plastic component.
  • the first holder 1.4 has a first, second and third protruding in the axial direction element 1.41, 1.42, 1.43, which are configured in the illustrated embodiment as a concentric circumferential ridges. These protruding elements 1.41, 1.42, 1.43 are integrally formed on the first holder 1.4.
  • the first holder 1.4 also comprises cavities 1.45 (FIG. FIG. 4 ) or to one side open cavities.
  • the first holder 1.4 can therefore be designed as a one-piece component, for example as an injection-molded component, with integrally formed protruding elements 1.41, 1.42, 1.43 and the cavities 1.45.
  • the first component group 1 comprises a first, a second and an (inner) third brush element 1.1, 1.2, 1.3, wherein the brush elements 1.1, 1.2, 1.3 are formed in the illustrated embodiment as a multilayer metal strips.
  • the sheet metal strips in particular from a brass core provided with a silver layer, formed brush elements 1.1, 1.2, 1.3 have before their completion initially a planar geometry and each have a plurality of tabs 1.11 (see the FIG. 4 ) along one of its longitudinal sides, wherein in the FIG. 4 only one tab 1.11 of the first brush element is shown.
  • the second and the third brush element 1.2, 1.3 each have a plurality of such tabs.
  • the substantially annular region of each of the brush elements 1.1, 1.2, 1.3 can be referred to as bodies 1.12, 1.22, 1.32 of the brush elements 1.1, 1.2, 1.3.
  • the brush elements 1.1, 1.2, 1.3 are provided with contact tongues 1.13, 1.23, 1.33, which are produced by partial separation or cutting and bending. Accordingly, the respective formed as a sheet metal strip brush element 1.1, 1.2, 1.3 only partially separated, in particular stamped, so that a compound of the body 1.12, 1.22, 1.32 of the brush element 1.1, 1.2, 1.3 to the contact tongue 1.13, 1.23, 1.33 remains. Subsequently, the contact tongue 1.13, 1.23, 1.33 is bent or embossed by a bending line B.
  • the first brush element 1.1, the second brush element 1.2 and the third brush element 1.3 are therefore each designed as one-piece stamped and bent parts. The bending or embossing is carried out in such a way that at the end of the contact tongues 1.13, 1.23, 1.33 convex surfaces arise.
  • the brush elements 1.1, 1.2, 1.3 are now bent to concentric rings with different diameters about the axis A.
  • the brush elements 1.1, 1.2, 1.3 in the course of further assembly of the first group of components 1 each radially inwardly disposed, wherein the tabs 1.11 offset by circumferentially offset, axially continuous slots 1.44 ( FIG. 4 ) of the first holder 1.4 are inserted therethrough. Thereafter, most of the tabs are 1.11, in particular the inserted through the slots 1.44 of the first holder 1.4 areas of the tabs 1.11, plastically deformed, in particular bent in the radial direction.
  • the respective brush element 1.1, 1.2, 1.3 is positively secured to the first holder 1.4, so that an axial and radial fixation with respect to the first holder 1.4 is achieved.
  • the first holder 1.4 is formed so that the bent tabs are arranged 1.11 axially recessed in recesses or cavities 1.45 and thus do not protrude from the contour of the first holder 1.4.
  • the axially projecting elements 1.41, 1.42, 1.43 or concentric webs serve to support in the radial direction of a respective brush element 1.1, 1.2, 1.3.
  • the contact tongues 1.13, 1.23, 1.33 are bent radially inwards towards the axis A, wherein the bending line B extends parallel to the axis A.
  • the second component group 2 has a second holder 2.4, which is configured, for example, also as a plastic component. Also, the second holder 2.4 has in the axial direction a first, second and third protruding element 2.41, 2.42, 2.43, which are configured in the illustrated embodiment as a circumferential webs. These protruding elements 2.41, 2.42, 2.43 are integrally formed on the second holder 2.4. In addition, the second holder 1.4 also comprises a cavity 2.45 or a cavity open towards one side.
  • the second component group 2 comprises a first, second and third slip ring 2.1, 2.2, 2.3.
  • the slip rings 2.1, 2.2, 2.3 have different diameters D2.1, D2.2, D2.3 and are arranged at a radial distance concentric to each other.
  • the slip rings 2.1, 2.2, 2.3 are designed as multilayer sheet-metal strips, in particular of a silver-plated brass material.
  • the slip rings 2.1, 2.2, 2.3 designed as sheet metal strips initially have a plane geometry before their completion and each have a plurality of tabs 2.11 (FIG. FIG. 4 ) along one of its longitudinal sides.
  • the slip rings 2.1, 2.2, 2.3 are bent into concentric rings about the axis A.
  • the slip rings 2.1, 2.2, 2.3 are arranged in the course of the further assembly of the second group of components 2 each radially outwardly, the tabs 2.11 offset by circumferentially offset, axially continuous slots 2.44 the second holder 2.4 are inserted through. Thereafter, in particular the regions of the tabs 2.11 inserted therethrough are plastically deformed, in particular bent over in the radial direction.
  • the respective slip ring 2.1, 2.2, 2.3 is positively secured to the second holder 2.4, so that an axial and radial fixation with respect to the first holder 1.4 is achieved.
  • the axially protruding elements 2.41, 2.42, 2.43 respectively Webs serve to support in the radial direction of a respective slip ring 2.1, 2.2, 2.3.
  • the component groups 1, 2 thus produced are now joined together. Accordingly, the first component group 1, as shown in the FIG. 1 is shown rotated by 180 ° and axially displaced so far until the first holder 1.4 according to the FIG. 4 at an axial distance a the second holder 2.4 is opposite.
  • the contact tongues contact 1.13, 1.23, 1.33, in particular their convex surfaces, the concentric slip rings 2.1, 2.2, 2.3 on their outer sides ( FIG. 3 ).
  • the brush elements 1.1, 1.2, 1.3 and the slip rings 2.1, 2.2, 2.3 are designed sleeve-shaped or hollow cylindrical and are provided with axial overlap X ( FIG. 4 ) are mounted to each other in the slip ring unit. Accordingly, therefore, an overlapping arrangement in the axial direction between two electrically contacting brush elements 1.1, 1.2, 1.3 and slip rings 2.1, 2.2, 2.3 before.
  • connection tabs 2.12 For electrical connection of the brush elements 1.1, 1.2, 1.3 and the slip rings 2.1, 2.2, 2.3 per brush element 1.1, 1.2, 1.3 or per slip ring 2.1, 2.2, 2.3 at least one of the tabs is not bent. These tabs, which are not bent over in the illustrated embodiment, will be referred to below as connecting tabs 2.12, wherein in the FIG. 5 only one connecting lug 2.12 of a slip ring 2.1, 2.2, 2.3, here the first slip ring 2.1 is shown. Nevertheless, the brush elements 1.1, 1.2, 1.3 analogously not shown further connection tabs.
  • the connection tabs 2.12 can, for example, as in the FIG.
  • blade receptacle 2.6 represented by a blade receptacle 2.6, which is crimped to the relevant terminal tab 2.12, electrically connected to a cable 2.5.
  • the bending lines B of the contact tongues 1.13, 1.23, 1.33 run with an axial direction component, in the illustrated embodiment, parallel to the axis A.
  • the deflection of the contact tongues 1.13, 1.23, 1.33 is in the radial direction.
  • the contact tongues 1.13, 1.23, 1.33 have a length L in the circumferential direction and a width w in the axial direction along the bending line B.
  • the ratio L / w of length L to the width w is comparatively large. In the presented embodiment, this ratio assumes approximately the value 5.5.
  • the second component group 2 rotates relative to the first component group 1.
  • the brush elements 1.1, 1.2, 1.3 and the corresponding slip rings 2.1, 2.2, 2.3 are made.
  • the brush elements 1.1, 1.2, 1.3 and the slip rings 2.1, 2.2, 2.3 are circumferentially formed largely closed over 360 °.
  • the concentric slip rings 2.1, 2.2, 2.3 and the concentric brush elements 1.1, 1.2, 1.3 are arranged in a geometric plane which is oriented orthogonal to the axis.
  • the concentric slip rings 2.1, 2.2, 2.3 and the corresponding concentric brush elements 1.1, 1.2, 1.3 each touch each other along a grinding path.
  • the circular sliding tracks are arranged in one and the same geometric plane, which orthogonal to the axis, so that the axis A intersects this geometric plane orthogonally.
  • the first holder 1.4 and the second holder 2.4 can be attached to relatively rotatable machine parts or support arms whose relative arrangement defines the distance a.
  • Such machine parts can naturally assume changing directions of rotation in operation and vibrate or initiate shocks in the slip ring unit.
  • the axial distance a may be subject to changes in time, albeit only to a limited extent.
  • the present design does not affect the transmission of currents through such operating conditions.

Landscapes

  • Motor Or Generator Current Collectors (AREA)

Claims (12)

  1. unité de bague collectrice comprenant un premier et un second groupes de pièces (1, 2), dans laquelle les deux groupes de pièces (1, 2) sont disposés de façon rotative l'un par rapport, à l'autre autour d'un axe (A) et l'unité de bague collectrice est apte à transmettre des courants ou des signaux électriques entre les deux groupes de pièces (1, 2) pendant plusieurs révoltions, dans laquelle
    - le premier groupe de pièces (1) présente un élément de balais (1.1, 1.2, 1.3) et le second groupe de pièces (2) présente une bague collectrice tournante (2.1, 2.2, 2.3),
    - l'élément de balais (1.1, 1.2, 1.3) présente au moins une lamelle de contact (1.13, 1.23, 1.33) pour la transmission des courants ou des signaux électrique, et ladite au moins une lamelle de contact (1.13, 1.23, 1.33) est produite par découpage partiel et flexion radiale,
    - ladite au moins une lamelle de contact (1.13, 1.23, 1.33) est fléchie autour d'une ligne de flexion (B), qui s'etend avec une composante de direction axiale,
    et la bague collectrice (2.1, 3.2, 2.3) et l'élément de balais (1.1, 1.2, 1.3) sont placés radialement l'un par rapport à l'autre et la bague collectrice (2.1, 2.2, 2.3) est mise en contant avec l'élément de balais (1.1, 1.2, 1.3) au moyen de ladite au moins une lamelle de contact (1.13, 1.23, 1.33),
    dans laquelle l'unité de bague collectrice présente plusieurs bagues collectrices concentriques (2.1, 2.2, 2,3) et plusieurs éléments de balais concentriques (1.1, 1.2, 1.3),
    caractérisée en ce que les éléments de balais (1.1, 1.2, 1.3) présentent un nombre différent de lamelles de contact (1.13, 1.23, 1.33).
  2. Unité de bague collectrice selon la revendication 1, dans laquelle ladite au moines une lamelle de contact (1.13, 1.23, 1.33) présente en direction périphérique une longueur (L) et présente en direction axiale le long de la ligne de flexion (B) une largeur (w), dans laquelle le rapport (L/w) de la longueur (L) à la largeur (w) est supérieur à 2.
  3. Unité de bague collectrice selon l'une quelconque des revendications précédentes, dans laquelle l'élément de balais (1.1, 1.2, 1.3) est constitué par une pièce estampée pliée d'un seul tenant.
  4. Unité de bague collectrice selon l'une quelconque des revendications précédentes, dans laquelle l'élément de balais (1.1, 1.2, 1.3) et/ou la Dague collectrice (2.1, 2.2, 2.3) est fabriqué (e) à partir d'un ruban métallique multicouche.
  5. Unité de bague collectrice selon la revendication 1, dans laquelle l'unité de bague collectrice présente au moins deux bagues collectrices concentriques (2.1, 2.2, 3.3) et au moins deux éléments de balais concentriques (1.1, 1.2, 1.3), qui sont disposés dans un plan géométrique, qui est orienté orthogonalement à l'axe.
  6. Unité de bague collectrice selon l'une quelconque des revendications précédentes, dans laquelle le premier groupe de pièces (1) présente un premier support (1.4) et le second groupe de pièces (2) présente un second support (2.1), dans laquelle
    a) le premier support (1.4.) présente au moines un élément saillant en direction axiale (1.12), sur lequel l'élément de balais (1.1, 1.2, 1.3) s'appuie en direction radiale et/ou
    b)le second support (2.1) présente au moines un élément saillant en direction axiale (2.12), sur lequel la bague collectrice (2.1, 2.2, 2.3) s'appuie en direction radiale.
  7. Unité de bague collectrice selon l'une quelconque des revendications précédentes, dans laquelle le premier groupe de pièces (1) présente un premier support (1.4) et le second groupe de pièces (2) présente un second support (2.4), dans laquelle
    a) l'élément de balais (1.1, 1.2, 1.3) présente une patte (1.11) et le premier support (1.4) présente une fente continue (1,44) s' étendant avec une composante en direction axiale, dans laquelle la patte (1.11) est engagée à travers la fente (1.44) et est déformée plastiquement, de telle manière que l'élément de balais (1.1, 1.2, 1.3) soit fixé par emboîtement au premier support (1.4) et/ou
    b) la bague collectrice (2.1, 2.2, 2.3) présente une patte (2.11) et le second support (2.4) présente une fente continue (2.44) s'étendant avec une composante de direction axiale, dans laquelle la patte (2,11) est engagée à travers la fente (2.44) et est déformée plastiquement, de telle manière que la bague collectrice (2.1, 2.2, 2.3) soit fixée par emboîtement au second support (2.4),
  8. Unité de bague collectrice selon la revendication 7, dans laquelle la patte (1.11) de l'élément de balais (1.1, 1.2, 1.3) et/ou la patte (2.11) de la bague collectrice (2.1, 2.2, 2.3) est déformée plastiquement de sorte qu'elle soit oriéntée en direction radiale.
  9. Unité de bague collectrice selon une des revendications 7 ou 8, dans laquelle la patte déformée plastiquement (1.11) de l'élément de balais (1.1, 1.2, 1.3) est disposée dans une cavité (1.45) du premier support (1.4) et/ou la patte (2.11) de la bague collectrice (2.1, 2.2, 2.3) est disposée dans une cavité (2.45) du second support (2.4).
  10. Unité de bague collectrice selon l'une quelconque des revendications 7 à 9, dans laquelle la patte (1.11) de l'élément de balais (1.1, 1.2, 1.3) et/ou la patte (2.11) de la bague collectrice (2.1, 2.2, 2.3) est mise en contact électrique avec un câble (2.4).
  11. Unité de bague collectrice selon l'une quelconque des revendications 7 à 10, dans laquelle l'élément de balais (1.1, 1.2, 1.3) et/ou la bague collectrice (2.1, 2.2, 2.3) présente une patte de raccordement (2.12), qui est mise en contact électrique avec un câble (2.4), dans laquelle la patte de raccordement (2.12) est orientée en direction axiale
  12. Unité de bague collectrice selon la revendication 11, dans laquelle ladite au moins une des pattes (1.11, 2.11; 2.12) est mise en contact électrique avec le câble (2.4) par un connecteur femelle plat (2.3).
EP15200449.5A 2015-12-16 2015-12-16 Bague collectrice Active EP3182529B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP15200449.5A EP3182529B1 (fr) 2015-12-16 2015-12-16 Bague collectrice
DE102016218202.1A DE102016218202A1 (de) 2015-12-16 2016-09-22 Schleifringeinheit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15200449.5A EP3182529B1 (fr) 2015-12-16 2015-12-16 Bague collectrice

Publications (2)

Publication Number Publication Date
EP3182529A1 EP3182529A1 (fr) 2017-06-21
EP3182529B1 true EP3182529B1 (fr) 2018-02-21

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EP15200449.5A Active EP3182529B1 (fr) 2015-12-16 2015-12-16 Bague collectrice

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DE (1) DE102016218202A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3716415B1 (fr) * 2019-03-26 2021-05-12 LTN Servotechnik GmbH Bague collectrice ainsi qu'unité de bague collectrice dotée d'une bague collectrice

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US3398260A (en) * 1966-08-29 1968-08-20 Scovill Manufacturing Co Cordless electric iron
TW397301U (en) * 1997-12-26 2000-07-01 Polymax Prec Industry Co Ltd Iimproved structure for receiving and ejecting conductive wire
DE19922056A1 (de) * 1999-05-14 2000-11-23 Heinz Lehr Instrument für medizinische Zwecke
GB2374735B (en) * 2001-04-20 2003-10-08 Kettle Solutions Ltd Electrical connector
ES2268350T3 (es) 2002-04-26 2007-03-16 Wella Aktiengesellschaft Acoplamiento articulado giratorio.
DE102007033647B4 (de) * 2007-07-17 2009-04-30 Webasto Ag Gleitlager und Verfahren zur Übertragung eines Messstroms

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DE102016218202A1 (de) 2017-06-22
EP3182529A1 (fr) 2017-06-21

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