WO2020043712A1 - Élément structural d'un frein conçu pour un véhicule - Google Patents

Élément structural d'un frein conçu pour un véhicule Download PDF

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Publication number
WO2020043712A1
WO2020043712A1 PCT/EP2019/072817 EP2019072817W WO2020043712A1 WO 2020043712 A1 WO2020043712 A1 WO 2020043712A1 EP 2019072817 W EP2019072817 W EP 2019072817W WO 2020043712 A1 WO2020043712 A1 WO 2020043712A1
Authority
WO
WIPO (PCT)
Prior art keywords
intermediate layer
layer
cover layer
thermal conductivity
component according
Prior art date
Application number
PCT/EP2019/072817
Other languages
German (de)
English (en)
Inventor
Reiner Becker
Wilfried Strauss
Original Assignee
Fritz Winter Eisengiesserei Gmbh & Co. Kg
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 Fritz Winter Eisengiesserei Gmbh & Co. Kg filed Critical Fritz Winter Eisengiesserei Gmbh & Co. Kg
Priority to EP19762735.9A priority Critical patent/EP3844320A1/fr
Publication of WO2020043712A1 publication Critical patent/WO2020043712A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/12—Discs; Drums for disc brakes
    • F16D65/127—Discs; Drums for disc brakes characterised by properties of the disc surface; Discs lined with friction material
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/021—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material including at least one metal alloy layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/027—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material including at least one metal matrix material comprising a mixture of at least two metals or metal phases or metal matrix composites, e.g. metal matrix with embedded inorganic hard particles, CERMET, MMC.
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/34—Laser welding for purposes other than joining
    • B23K26/342—Build-up welding
    • 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
    • F16D2200/00—Materials; Production methods therefor
    • F16D2200/0004—Materials; Production methods therefor metallic
    • F16D2200/0026—Non-ferro
    • 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
    • F16D2200/00—Materials; Production methods therefor
    • F16D2200/0034—Materials; Production methods therefor non-metallic
    • F16D2200/0039—Ceramics
    • F16D2200/0047—Ceramic composite, e.g. C/C composite infiltrated with Si or B, or ceramic matrix infiltrated with metal

Definitions

  • the invention relates to a component of a brake for a vehicle.
  • the component has a base body with a surface which is provided with a coating to increase its wear resistance.
  • Coating is made of a layer lying on the base body
  • the intermediate layer has a higher toughness than the cover layer on the one hand and the hardness on the other hand has a higher hardness than the intermediate layer.
  • a component of this type designed as an internally ventilated brake disc is known from DE 10 2008 053 637 B4.
  • the friction surface formed on the friction ring of the brake disc, which is loaded during a braking process by a brake lining pressed against it, is coated with a two-layer coating in this brake disc, in which one
  • Intermediate layer is applied directly to the friction surface of the base body of the brake disc and for connecting the outer cover layer of the coating lying thereon and for thermal dissipation of the entered in the outer layer during a braking operation
  • the intermediate layer consists of one
  • the thickness of the coating is based on the geometric relationships of the internally ventilated Disc tuned by the thickness of the coating above the cooling channels of the brake disc is greater than above the knobs or webs delimiting the cooling channels.
  • Coating powder produced The coating powders are composed in such a way that they form a matrix based on nickel or nickel-cobalt, in which hard material particles such as WC or T ⁇ O 2 are embedded in order to set the required hardness.
  • the respective coating powder is applied by high-speed flame spraying to the surfaces of the brake disc to be coated, first a thin intermediate layer and then a thicker cover layer being sprayed on. This is followed by a heat treatment in which the previously sprayed-on layers are melted in order to bring about their material connection to the base body of the brake disc, which is made of gray cast iron material.
  • the toughness and hardness of the layers are matched to one another in such a way that the connection of the cover layer is ensured by the intermediate layer.
  • the invention has solved this problem by a component which has at least the features specified in claim 1.
  • a component according to the invention in accordance with the prior art explained at the outset has a base body which has a surface which, in order to increase its wear resistance, is provided with a coating which comprises an intermediate layer resting on the base body and a cover layer resting on the intermediate layer, wherein the intermediate layer has a higher toughness than the top layer, which in turn has a higher hardness than that
  • the intermediate layer made of a Ni or Cr alloy with a Ni or Cr content of at least 50 wt .-% and - optionally - in the
  • the cover layer made of a stainless steel matrix with embedded
  • Vd Dd / Dz thickness ratio Vd> 1, 5.
  • the invention is based on the knowledge that it is
  • the intermediate layer has sufficient toughness in order to
  • top layer, intermediate layer and base body are thus one on top of the other
  • the intermediate layer fulfills several functions. So it serves
  • the component consists of a
  • the depressions are usually the result of graphite inclusions exposed there on the surface to be coated.
  • the intermediate layer absorbs and compensates for temperature-related tensions.
  • it must have a significantly lower heat transfer value than the cover layer, which, due to its high hardness, is particularly susceptible to the development of temperature-induced stress and cracks induced thereby.
  • the ratio Ud / Uz of the thermal transmittance Ud of the cover layer to the thermal transmittance Uz is one
  • the intermediate layer consists of a Ni or Cr alloy with a Ni or Cr content of more than 50% by weight in each case.
  • the intermediate layer is formed from a Ni alloy
  • a suitable alloy specification provides that the intermediate layer consists of (in% by weight) 18-25% Cr, 2-5% Mo, 24-29% Fe, 9 - 11% Nb,
  • Base body and the top layer are optimized so that the
  • Intermediate layer is particularly well able to compensate for the thermal expansion and possible changes in position of the cover layer during a braking operation.
  • the intermediate layer is formed from a Cr alloy
  • a suitable alloy specification provides that the intermediate layer consists of (in% by weight) 3 - 5% Mo, 24 - 29% Fe, 6 - 10% Nb, 2 - 4% Ta, remainder chrome and production-related inevitable impurities.
  • An increase in the Cr content to values of 52-60 wt optimal adhesion of the intermediate layer to the base body and to the cover layer can be guaranteed.
  • the intermediate layer provided according to the invention is optimally suitable for compensating for the expansion of the cover layer which is associated with its heating during a braking operation if the coefficient of thermal expansion of the intermediate layer is 11.7-16.2 [10 6 / K].
  • hard material particles which can be oxides, carbides or nitrides, can optionally be embedded in the intermediate layer.
  • hard material particles which can be oxides, carbides or nitrides, can optionally be embedded in the intermediate layer. Examples of the hard materials in question are:
  • Tungsten carbide, chrome carbide or silicon carbide Tungsten carbide, chrome carbide or silicon carbide.
  • the cover layer of a component according to the invention comprises a
  • the stainless steel matrix in which hard materials are embedded.
  • the stainless steel matrix ensures that the hard materials are held securely and that they develop their hardness-increasing effect over a long service life.
  • the stainless steel matrix provides effective corrosion protection and a sufficiently high thermal conductivity of the cover layer that meets the requirements of the invention.
  • the matrix of the cover layer is formed by a stainless steel.
  • These stainless steels include, in particular, the stainless, austenitic steels. Suitable for this are, for example, stainless steels that are standardized under the material number 1.4404 or in accordance with the US standards AISI / ASTM in the number series 340 - 430L.
  • Hard material particles suitable for this purpose are in particular metal-like, covalent or ionic carbides.
  • the hard materials that are present according to the invention in the cover layer and optionally in the intermediate layer include here in particular
  • Tungsten carbide, chrome carbide or silicon carbide Tungsten carbide, chrome carbide or silicon carbide.
  • Vk / Ve 2/8 - 7/3. Even higher hard material contents would deteriorate the strength and the heat transfer values of the top layer. The required hardness would not be achieved with lower hard material contents.
  • the hard material particles embedded according to the invention in the stainless steel matrix of the cover layer develop their optimum effect with an average grain size of 3-5 pm. Hard material particles of this size are securely held in the stainless steel matrix of the cover layer over a sufficiently long period of use. Accordingly, the optional in the
  • the hard material particles provided between the layer have a size lying in this area.
  • the hardness of the cover layer of a coating according to the invention determined in accordance with DIN EN ISO 6507-1 is typically 950-1050 HV.
  • the notched impact work of the Ni or Cr material of the intermediate layer should be at least 250 joules, the upper limit for the impact energy in practice is 450 joules.
  • the thickness of the coating provided according to the invention is the thickness of the coating provided according to the invention.
  • the thickness of the intermediate layer being 60-100 pm and the thickness of the cover layer 70-150 pm.
  • the thickness of the intermediate layer and cover layer according to the invention ensures, on the one hand, that there is sufficient hard, wear-resistant material in the area of the cover layer for a sufficiently long service life.
  • the thickness of the intermediate layer is chosen so that it
  • Cover layer is exposed to a strong warming, such as occurs during a braking operation.
  • Component coated according to the invention is a friction ring of a brake disc and the surface covered with the coating is on the friction ring
  • Actuator with a brake pad acts.
  • Friction ring represent a separately manufactured component of the brake disc, which in a special assembly step with the respective support part of the
  • Brake disc is connected as it is built in so-called "
  • the friction ring can of course be part of one piece, in particular Casting, manufactured brake disc, are integrally connected to each other in the supporting part and friction ring.
  • the material from which the base body of the component according to the invention is made is typically a metallic cast material that enables the base body to be cast. These include in particular iron ore
  • Described laser deposition welding process in which a weld pool with at least one molten filler material is irradiated onto a surface to be coated by means of a beam radiating onto the weld pool
  • Laser beam is generated by melting powder of the filler material by means of the laser beam, the filler material being melted by the laser beam at a distance from the weld pool and the
  • Melting bath is fed in completely molten form.
  • the melt pool and a focus of the laser beam are shifted parallel to each other relative to the surface to be coated at a speed of at least 20 m / min and the powder density is set so that a laser power of the laser beam in the melt pool is less than 60% of the laser power before the laser beam comes into contact with the powder.
  • Laser cladding processes can be optimized by adapting the area covered by the laser beam device used in each case to the coating area. So with the
  • Laser head is up to 40 mm, which is a correspondingly large one
  • Coating on the respective surface of the base body can be done
  • the single figure shows a brake disc 1 for a motor vehicle in one
  • the brake disc 1 which is a component in the sense of the invention has a base body 2 which is designed and constructed in a conventional manner a cast iron material known for this purpose is cast with the DIN-EN designation EN-JL1040.
  • the heat transfer value Ug of the base body is 45 - 50 W / (m * K).
  • the brake disc 1 has a cup-shaped support part 3 and a friction ring 4 cast thereon, which is shown here as consisting of solid material, but also in a conventional manner as
  • internally vented friction ring 4 can be formed.
  • the friction ring 4 also has, in the usual way, an annular ring on its end faces, which are oriented normal to the axis of rotation X-X
  • friction surfaces 5a, 5b after the casting of the base body 2 have been prepared by machining in a manner known per se so that they have an average roughness depth Rz of 20 pm on their upper side.
  • a coating B which consists of an intermediate layer Z and a cover layer D, is applied to the friction surfaces 5a, 5b of the base body 2 processed in this way.
  • the intermediate layer Z has been produced from a commercially available powdered Ni base material, which consists of (in% by weight) 19% Cr, 18% Fe, 3.0% Mo, 5% Nb + Ta, rest Ni and unavoidable
  • the thickness Dz of the intermediate layer Z was 70-90 gm.
  • the brake disk has been positioned in a horizontal position in a tensioning device (not shown here), which is also shown here by means of a tensioning device (not shown here)
  • Laser order shots have been generated.
  • the laser was then moved radially at a speed of 10 m / min in the direction of the outer circumference of the friction ring.
  • the laser was ignited when moving off and switched off when the outer diameter was reached.
  • the powdery Ni material of the intermediate layer Z is in accordance with the procedure described in DE 10 2011 100 456 B4
  • Laser beam has been given each swept area.
  • the average temperature in the area melted by the laser beam was 600 - 800 ° C.
  • the intermediate layer Z thus produced on the friction surfaces 5a, 5b has a heat transfer value Uz of 24 W / (m « K).
  • the intermediate layer Z compensates for any unevenness on the friction surfaces 5a, 5b and closes the pores 6, so that after the application of the intermediate layer Z on its side facing away from the base body 2 there was a flat surface optimally suitable for the application of the cover layer D. .
  • the cover layer D has been applied to the intermediate layer Z. This is based on how to apply the
  • Intermediate layer Z rotatably clamped brake disc 1 is a powder that consists of a mixture of 50 vol .-% from one under the Material number 1.4404 according to the StahlEisen list of standardized stainless steel and 50 vol.% Tungsten carbide particles with an average grain size of 4 pm. This powder has in turn been applied to the intermediate layer Z in accordance with the procedure described in DE 10 2011 100 456 B4.
  • the cover layer D produced in this way had a thickness Dd of 110 pm and a heat transfer value of 180 W / (nvK) with a hardness of 1005 HV.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Braking Arrangements (AREA)

Abstract

L'invention concerne un élément structural d'un frein pour un véhicule, comportant un corps de base métallique comprenant une surface (5a, 5b) qui est dotée d'un revêtement (B) servant à augmenter sa résistance à l'usure, qui présente une couche intermédiaire (Z) reposant sur le corps de base (2) et une couche de recouvrement (D) reposant sur la couche intermédiaire (Z), la couche intermédiaire (Z) possédant une ténacité plus élevée que celle de la couche de recouvrement (D), qui à son tour possède une dureté plus élevée que celle de la couche intermédiaire (Z). Selon l'invention, afin de simplifier la fabrication d'un tel élément structural et d'optimiser sa résistance à l'usure, la couche intermédiaire (Z) est formée d'un alliage de Ni ou de Cr avec une teneur en Ni ou Cr de respectivement plus de 50 % en poids et, éventuellement, des particules de matériau dur incorporées dans la couche intermédiaire et servant à améliorer la résistance à l'usure, et la couche de recouvrement (D) est formée d'une matrice d'acier inoxydable avec des particules de matériau dur incorporées dans cette dernière, la conductivité thermique du corps de base (2) étant 1,5 à 3 fois supérieure à la conductivité thermique de la couche intermédiaire (Z), la conductivité thermique de la couche de recouvrement (D) étant 2 à 4,5 fois supérieure à la conductivité thermique du corps de base (2), et le rapport d'épaisseur (Vd) - Dd/Dz - formé à partir de l'épaisseur (Dz) de la couche intermédiaire (Z) et de l'épaisseur (Dd) de la couche de recouvrement (D) étant ≥ 1,5.
PCT/EP2019/072817 2018-08-27 2019-08-27 Élément structural d'un frein conçu pour un véhicule WO2020043712A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19762735.9A EP3844320A1 (fr) 2018-08-27 2019-08-27 Élément structural d'un frein conçu pour un véhicule

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018120897.9A DE102018120897A1 (de) 2018-08-27 2018-08-27 Bauteil einer Bremse für ein Fahrzeug
DE102018120897.9 2018-08-27

Publications (1)

Publication Number Publication Date
WO2020043712A1 true WO2020043712A1 (fr) 2020-03-05

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PCT/EP2019/072817 WO2020043712A1 (fr) 2018-08-27 2019-08-27 Élément structural d'un frein conçu pour un véhicule

Country Status (3)

Country Link
EP (1) EP3844320A1 (fr)
DE (1) DE102018120897A1 (fr)
WO (1) WO2020043712A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020112100A1 (de) 2020-05-05 2021-11-11 Fritz Winter Eisengiesserei Gmbh & Co. Kg Bauteil einer Bremse für ein Fahrzeug und Verfahren zu seiner Herstellung
WO2024103093A1 (fr) 2022-11-16 2024-05-23 Hascic Daniel Élément de frein

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DE102021208263A1 (de) 2021-07-29 2023-02-02 HPL Technologies GmbH Beschichtungsvorrichtung zur Oberflächenveredelung von einem Werkstück, sowie ein Werkstück mit einer Veredelungsschich
DE102021208974A1 (de) 2021-08-16 2023-02-16 HPL Technologies GmbH Beschichtungsvorrichtung zur Oberflächenveredelung von einem Werkstück
DE102021208973A1 (de) 2021-08-16 2023-02-16 HPL Technologies GmbH Fertigungsverfahren für ein Werkstück mit einer Veredelungsschicht, sowie ein Werkstück mit einer Veredelungsschicht
DE102021208967A1 (de) 2021-08-16 2023-02-16 HPL Technologies GmbH Bremsscheibe mit einer Hartstoffschicht
DE102021208965A1 (de) 2021-08-16 2023-02-16 HPL Technologies GmbH Werkstück zum Beschichten mit einer Veredelungsschicht, sowie ein Einmessverfahren für ein Werkstück
DE102022203016A1 (de) 2022-03-28 2023-09-28 Volkswagen Aktiengesellschaft Bremsscheibe für eine Reibungsbremse eines Kraftfahrzeugs und Verfahren zur Herstellung derselben
WO2023209249A1 (fr) * 2022-04-29 2023-11-02 Trumpf Laser- Und Systemtechnik Gmbh Système laser pour placage au laser avec un jet de poudre à particules de matériau dur
DE102022124577A1 (de) 2022-09-23 2024-03-28 Apt Advanced Plating Technologies Gmbh Schichtanordnung zur reibungserhöhenden Verbindung
DE102022213672A1 (de) 2022-12-14 2024-06-20 Stellantis Auto Sas Reibscheibe für ein Kraftfahrzeug

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