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EP3594775B1 - Procédé de fabrication d'un composant - Google Patents

Procédé de fabrication d'un composant Download PDF

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Publication number
EP3594775B1
EP3594775B1 EP19185010.6A EP19185010A EP3594775B1 EP 3594775 B1 EP3594775 B1 EP 3594775B1 EP 19185010 A EP19185010 A EP 19185010A EP 3594775 B1 EP3594775 B1 EP 3594775B1
Authority
EP
European Patent Office
Prior art keywords
component
tool part
tool
opening
cavity
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
EP19185010.6A
Other languages
German (de)
English (en)
Other versions
EP3594775A1 (fr
Inventor
Michael Bader
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.)
Marquardt GmbH
Original Assignee
Marquardt 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 Marquardt GmbH filed Critical Marquardt GmbH
Publication of EP3594775A1 publication Critical patent/EP3594775A1/fr
Application granted granted Critical
Publication of EP3594775B1 publication Critical patent/EP3594775B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • G05G1/10—Details, e.g. of discs, knobs, wheels or handles
    • G05G1/105—Details, e.g. of discs, knobs, wheels or handles comprising arrangements for illumination
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/30—Controlling members actuated by foot
    • G05G1/50—Manufacturing of pedals; Pedals characterised by the material used
    • G05G1/503—Controlling members for hand-actuation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0427—Constructional details in the form of buttons
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/044—Signs, boards or panels mounted on vehicles
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/08—Signs, boards or panels, illuminated from behind the insignia using both translucent and non-translucent layers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F21/00—Mobile visual advertising
    • G09F21/04—Mobile visual advertising by land vehicles
    • G09F21/049—Mobile visual advertising by land vehicles giving information to passengers inside the vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/023—Light-emitting indicators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • H01H9/182—Illumination of the symbols or distinguishing marks
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F21/00—Mobile visual advertising
    • G09F21/04—Mobile visual advertising by land vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • H01H2009/187—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks having symbols engraved or printed by laser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/002—Materials
    • H01H2209/0021—Materials with metallic appearance, e.g. polymers with dispersed particles to produce a metallic appearance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H01H2219/03—Printed information in transparent keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/056—Diffuser; Uneven surface

Definitions

  • the invention relates to the production of a component with a picture element according to the preamble of patent claim 1.
  • Such a component can be used as an operating element in a motor vehicle to operate functions.
  • the image element located in the component is then used to visualize the respective function for the user.
  • the image element can also be used in some other way to visualize functions, states or the like in the motor vehicle.
  • the invention is used in the display of symbols, displays or the like for user interfaces.
  • Such a component for a control element has at least one picture element.
  • the image element can be an icon or an indicator.
  • the device has a first component with a first and a second side. A second component is located adjacent to the first component. There is also a third component adjacent to the first component, the third component being transparent. A fourth component is applied to the surface of the third component. The fourth component is transparent to light and serves as a wear-resistant scratch protection layer.
  • the picture element is designed as a raised symbol in the first component.
  • the first component consists of a white translucent material.
  • the second component is made of a black material.
  • the second component is overmolded adjacent to the first component in the area of the pixel such that only the pixel and second component are visible to the viewer.
  • the third component Adjacent to this, the third component is injected with a thickness of 1-2mm and creates the desired depth effect of the picture element.
  • PMMA polymethyl methacrylate
  • PC polycarbonate
  • the fourth component on the surface of the third component then serves as scratch protection.
  • the invention is based on the object of further developing the production of the component with a picture element in such a way that a homogeneous representation of the picture element and/or a regular line width of the picture element and/or compliance with the specified line width of the picture element are achieved.
  • the invention relates to two embodiments of a method for producing the component with a picture element, the picture element being a symbol, a display or the like.
  • the first component with a first and a second side is initially formed in a first tool part and a second tool part located in a first position, the material of the first component being essentially opaque.
  • the first tool part is designed in such a way that at least one opening is located in the first component between the first side and the second side, the opening forming the picture element.
  • the second tool part is moved from the first position to the second position, forming a cavity at a distance from the second side of the first component. Adjacent to the second side of the After the first component, the second component is formed in the cavity as a layer, and the breakthrough from the first tool part is stabilized.
  • a partially transparent material is essentially provided for the second component.
  • the first tooling is substituted with a third tooling to form a cavity spaced from the first side of the first component.
  • the third component is formed in the cavity as a further layer adjoining the first side of the first component and filling the opening as well as adjoining the second component in the area of the opening.
  • a material that is transparent to light is essentially provided for the third component.
  • the fourth component can then be applied adjacent to the third component such that it forms a wear-resistant, scratch-resistant layer.
  • the invention further provides a method of manufacturing the device having a picture element according to a second embodiment, wherein the picture element is a symbol, a display or the like.
  • the first component with a first and a second side is formed in a first tool part and a second tool part located in a first position, the material of the first component being essentially opaque.
  • the first tool part has a tool element located in a first position and is configured such that at least one aperture is located in the first component between the first side and the second side, the aperture forming the image element.
  • the tool element located in the first tool part is moved from the first position to a second position to form a cavity in the breakthrough adjacent to the second side of the first component and at a distance from the first side of the first component.
  • the second tool part is moved from the first position into the second position, forming a cavity at a distance from the second side of the first component.
  • the second component Adjacent to the second side of the first component and partially filling the opening, the second component is formed in the cavity as a further layer, and the area of the opening adjacent to the cavity is stabilized by the third tool part. A partially transparent material is essentially provided for the second component.
  • the first tooling is substituted with a third tooling to form a cavity spaced from the first side of the first component. Adjacent to The third component is formed in the cavity as a further layer, filling the first side of the first component and the rest of the opening and adjoining the second component in the area of the opening. A material that is transparent to light is essentially provided for the third component.
  • the fourth component can then be applied adjacent to the third component such that it forms a wear-resistant, scratch-resistant layer.
  • first component and the second component as well as the third component of the component in an injection molding process, in particular in a multi-component injection molding process.
  • the component can thus be produced in a simple and cost-effective manner.
  • the tool piece corresponding to the opening in the first tool part and/or the tool element corresponding to the opening in the first tool part can be raised.
  • the tool piece and/or the tool element can be designed in the manner of an embossing die.
  • the tool piece and/or the tool element can have rounded edges in order to prevent any undesirable shadow effects on the image element.
  • the second tool part can also be moved in a translatory manner from the first position into the second position.
  • a further cavity can be formed in that the tool element located in the first tool part can be moved translationally from the first position into the second position.
  • the fourth component can expediently be formed in a cover-forming process or in a painting process, in which case it then serves as a wear-resistant scratch protection layer. This protects the component from possible damage from external influences.
  • depth effects are often desired for display elements.
  • a three-dimensional, optical appearance of the display element is generated for the viewer.
  • a printed film can be sprayed over with a transparent plastic such as PMMA.
  • the transparent plastic will Depth effect achieved.
  • the film technology is very expensive.
  • the invention provides injected symbology. In comparison to film technology, a cost advantage is achieved in an advantageous manner.
  • the symbology has been sprayed in the following way.
  • the white translucent component with raised symbolism is sprayed.
  • the black component is injected to overmold the raised symbolism.
  • the transparent material is then injected, whereby the transparent material is often a polymethyl methacrylate (PMMA).
  • PMMA polymethyl methacrylate
  • the black component is injected first.
  • the symbols are raised in the tool so that the symbols are shown in the black material.
  • the symbolism emerges, so to speak, through the black component.
  • the symbology may be slightly rounded off at the edges so as not to create any shadow effects.
  • the white component which can be translucent and/or slightly diffuse, is injected onto the black component.
  • the white material in contrast to the black material can be recognized as symbolism.
  • the tool core of the symbology is still immersed in the black material and thus advantageously supports the contour from possible deformation.
  • the white material has a light-scattering effect and appears homogeneous in appearance.
  • the black material now only lets light through at the point where the breakthrough is.
  • the transparent layer which can be made of PMMA, is applied.
  • a thickness of approx. 1 - 2 mm is applied.
  • the transparent material is now opaque over the black material and also now fills the symbol areas. This achieves the depth effect. If desired, a scratch protection can now be applied. This can be done in the cover forming process or in the painting process.
  • the first component consists essentially of an opaque material. Furthermore, the first component has at least one opening between the first side and the second side, the opening forming the picture element. Adjacent to the second side of the first component is the second component. The material of the second component is essentially translucent. The third component is located adjoining the first side of the first component and filling the opening as well as further adjoining the second component in the area of the opening.
  • the first component consists essentially of an opaque material. Furthermore, the first component has at least one opening between the first side and the second side, the opening forming the picture element.
  • the second component is located adjacent to the second side of the first component and partially filling the aperture at a distance from the first side of the first component.
  • the material of the second component is essentially translucent.
  • the third component is located adjoining the first side of the first component and filling the rest of the opening as well as further adjoining the second component in the area of the opening.
  • the material of the first component can expediently be black. Furthermore, the material of the second component can be white and/or diffuse. In this case, the second component forms a visual differentiation of the image element from the first component for the viewer. This creates a homogeneous representation of the image element with a regular line width while maintaining the specified line width.
  • the material of the third component can be polymethyl methacrylate (PMMA), polycarbonate (PC) or the like.
  • PMMA polymethyl methacrylate
  • PC polycarbonate
  • the third component can then form a three-dimensional, optical appearance of the image element for the viewer, in particular having a depth effect.
  • the third component can have a thickness of at least 1 mm.
  • the third component can be designed in such a way that it forms a variable, three-dimensional, optical appearance of the picture element for the viewer; in particular, it can have a depth effect. In this way, the design of the depth effect can be advantageously varied.
  • an electrical switch 1 can be seen in a partially broken perspective view, which is used, for example, in a motor vehicle as a control element for activating a function by the user.
  • the switch 1 has a housing 2, wherein inside the housing 2 there is at least one illuminant 16, shown only schematically is located. The rest of the internal structure of the housing 2 is not shown in detail in this context for the sake of simplicity.
  • an actuating member 3 is located on the housing 2, which is designed as a component 3 with a picture element 4 in the present exemplary embodiment.
  • the image element 4 can form a symbol, a display or the like for visualizing functions, states or the like in the motor vehicle.
  • the image element 4 can be illuminated with the illuminant 16 and a function of the motor vehicle can thus be made visible to the user, for example.
  • the component 3 with the picture element 4 is shown in more detail in a plan view.
  • the picture element 4 shown can, for example, represent the symbol of the function “switch on the interior lighting in the motor vehicle”.
  • the component 3 has a first component 5 consisting of a first side 6 and a second side 7 .
  • An essentially opaque material is provided for the first component 5, which material can be black, for example.
  • At least one opening 8 is located between the first side 6 and the second side 7 of the first component 5 , the opening 8 forming the picture element 4 .
  • Adjacent to the second side 7 of the first component 5 is the second component 9 located.
  • the material of the second component 9 is essentially translucent and can be white and/or diffuse, for example. In this case, the second component 9 forms an optical differentiation of the image element 4 from the first component 5 for the viewer. This creates a homogeneous representation of the image element 4 with a regular line width while maintaining the specified line width.
  • the third component 10 is located adjacent to the first side 6 of the first component 5 and filling the opening 8 and further adjacent to the second component 9 in the area of the opening 8 .
  • a transparent material is provided for the third component 10, which can be polymethyl methacrylate (PMMA), polycarbonate (PC) or the like.
  • PMMA polymethyl methacrylate
  • PC polycarbonate
  • the third component 10 can have a thickness of at least 1 mm.
  • a fourth component 11 can be applied to the third component 10 .
  • the fourth component 11 is transparent to light and serves as a wear-resistant scratch protection layer. As a result, the component 3 is protected against possible damage from external influences.
  • the component 3 has a first component 5 consisting of a first side 6 and a second side 7 .
  • An essentially opaque material is provided for the first component 5, which material can be black, for example.
  • At least one opening 8 is located between the first side 6 and the second side 7 of the first component 5 , the opening 8 forming the picture element 4 .
  • the second component 9 is located adjacent to the second side 7 of the first component 5 and partially filling the opening 8 at a distance from the first side 6 of the first component 5 .
  • the material of the second component 9 is essentially translucent and can be white and/or diffuse, for example. In this case, the second component 9 forms an optical differentiation of the image element 4 from the first component 5 for the viewer. This creates a homogeneous representation of the image element 4 with a regular line width while maintaining the specified line width.
  • the third component 10 is located adjoining the first side 6 of the first component 5 and filling the remaining opening 8 and further adjoining the second component 9 in the area of the opening 8 .
  • a transparent material is provided for the third component 10, which can be polymethyl methacrylate (PMMA), polycarbonate (PC) or the like.
  • PMMA polymethyl methacrylate
  • PC polycarbonate
  • the third component 10 can have a thickness of at least 1 mm. In this configuration, the depth effect can be advantageously varied by changing the distance between the second component 9 and the first side 6 of the first component 5 in the opening 8 accordingly.
  • the fourth component 11 can then be applied to the surface of the third component 10 .
  • the fourth component 11 is transparent to light and serves as a wear-resistant scratch protection layer. As a result, the component 3 is protected against possible damage from external influences.
  • figure 5 1 is a schematic sectional view through the first component 5 of the part 3 in the sectional plane 1-1 2 illustrated having a first side 6 and a second side 7 .
  • An opaque material is essentially provided for the first component 5 .
  • At least one opening 8 is located between the first side 6 and the second side 7 of the first component 5 .
  • the opening 8 advantageously forms the picture element 4.
  • the production of the component 3 is described in more detail below.
  • So shows 6 a schematic sectional view of the first component 5, which is located in a first tool part 12 and a second tool part 13 in a first position in the sectional plane 1-1 2 is designed according to the first embodiment.
  • An opaque material is essentially provided for the first component 5, which material can be black, for example.
  • the first tool part 12 is designed in such a way that in the first component 5 there is at least one opening 8 between the first side 6 and the second side 7 of the first component 5, in that the first tool part 12 has a tool piece 19 with rounded edges in the Kind of an embossing stamp, the opening 8 in this case forms the picture element 4.
  • the tool piece 19 corresponding to the opening 8 is designed as a tool core in the first tool part 12 in a raised manner.
  • In 7 12 is a schematic sectional view of the second component 9 formed in the first tool part 12 and in the second tool part 13 located in the second position in the sectional plane 1-1 2 according to the first embodiment.
  • the material of the second component 9 is essentially translucent and can be white and/or diffuse, for example.
  • the second tool part 13 is moved from the first position into a second position, with the movement of the second tool part 13 being able to take place in a translatory manner according to the arrow 17.
  • the second component 9 is formed in the cavity as a layer adjacent to the second side 7 of the first component 5 .
  • the opening 8 is advantageously stabilized by the first tool part 12 and a possible deformation of the opening 8 is thus avoided.
  • a homogeneous representation of the image element 4 with a regular line width while maintaining the specified line width is thus ensured.
  • In 8 12 is a schematic sectional view of the third component 10 formed in a third tool part 14 and in the second tool part 13 located in the second position in the sectional plane 1-1 2 shown according to the first embodiment.
  • the first tool part 12 is substituted by a third tool part 14 to form a cavity at a distance from the first side 6 of the first component 5 .
  • a material that is transparent to light is essentially provided for the third component 10, and this can be polymethyl methacrylate (PMMA), polycarbonate (PC) or the like.
  • the third component 10 is formed in the cavity as a layer adjacent to the first side 6 of the first component 5 and filling the opening 8 and adjacent to the second component 9 in the area of the opening 8 .
  • the first component 5 and the second component 9 as well as the third component 10 of the component 3 can be produced in a simple and cost-effective manner in an injection molding process, in particular in a multi-component injection molding process. If desired, the fourth component 11 can then be applied adjacent to the third component 10 in a cover-forming process or in a painting process, such that it forms a wear-resistant scratch protection layer.
  • FIG 12 is a schematic sectional view of the first component 5 formed in the first tool part 12 with a tool element 15 located in the first position and in the second tool part 13 located in the first position in the sectional plane 1-1 2 see according to the second embodiment.
  • An opaque material is essentially provided for the first component 5, which material can be black, for example.
  • the first tool part 12 has a tool element 15 in a first position and is designed in such a way that in the first component 5 there is at least one opening 8 between the first side 6 and the second side 7 of the first component 5, with the opening 8 in this case the picture element 4 forms.
  • the tool element 15 corresponding to the opening 8 is raised in the first tool part 12, specifically in the manner of an embossing die with rounded edges.
  • In 10 12 is a schematic sectional view of the second component formed in the first tool part 12 with the tool element 15 in the second position and in the second tool part 13 in the second position in the sectional plane 1-1 2 according to seen in the second version.
  • the material of the second component 9 is essentially translucent and can be white and/or diffuse, for example.
  • the tool element 15 located in the first tool part 12 is moved from the first position to a second position, the movement of the tool element 13 can take place in a translatory manner according to the arrow 18 .
  • the second tool part 13 is also moved from the first position into a second position, with the movement of the second tool part 13 being able to take place in a translatory manner according to the arrow 17.
  • the second component 9 is then formed in the cavity as a layer adjoining the second side 7 of the first component 5 and partially filling the opening 8 at a distance from the first side 6 of the first component 5 .
  • the region of the opening 8 adjoining the cavity is advantageously stabilized by the tool element 15 in the first tool part 12 and a possible deformation of the opening 8 is thus avoided.
  • a homogeneous representation of the image element 4 with a regular line width while maintaining the specified line width is thus ensured.
  • FIG. 11 shows a schematic sectional view of the third component 10 formed in the third tool part 14 and in the second tool part 13 located in the second position in the sectional plane 1-1 2 shown according to the second embodiment.
  • the first tool part 12 is substituted by a third tool part 14 to form a cavity at a distance from the first side 6 of the first component 5 .
  • a material that is transparent to light is essentially provided for the third component 10, and this can be polymethyl methacrylate (PMMA), polycarbonate (PC) or the like.
  • the third component 10 is formed in the cavity as a layer adjoining the first side 6 of the first component 5 and filling the remaining opening 8 and adjoining the second component 9 in the area of the opening 8 .
  • the first component 5 and the second component 9 as well as the third component 10 of the component 3 can be produced in a simple and cost-effective manner in an injection molding process, in particular in a multi-component injection molding process. If desired, then the fourth component 11 may be adjacent to the third component 10 in one Coverforming process or applied in a painting process, such that it forms a wear-resistant scratch protection layer.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Manufacturing & Machinery (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Claims (5)

  1. Procédé de fabrication d'un élément de construction (3) constitué de plusieurs composants, caractérisé en ce qu'il est prévu un premier composant (5) avec un élément d'image (4), l'élément d'image (4) étant en particulier un symbole ou un affichage, en ce que le premier composant (5) présentant un premier côté (6) ainsi qu'un deuxième côté (7) est formé dans une première partie d'outil (12) et une deuxième partie d'outil (13) se trouvant dans une première position, en ce que le matériau pour le premier composant (5) est essentiellement opaque, en ce que la première partie d'outil (12) est réalisée de telle sorte que dans le premier composant (5) se trouve au moins un ajour (8) entre le premier côté (6) et le deuxième côté (7) du premier composant (5), en ce que l'ajour (8) forme l'élément d'image (4), en ce que la deuxième partie d'outil (13) peut être déplacée de la première position dans une deuxième position en formant une cavité à une distance du deuxième côté (7) du premier composant (5), en ce qu'ensuite un deuxième composant (9) est formé dans la cavité sous la forme d'une couche adjacente au deuxième côté (7) du premier composant (5) et le passage (8) est alors stabilisé par la première partie d'outil (12), en ce que le matériau pour le deuxième composant (9) est essentiellement partiellement transparent à la lumière, en ce qu'ensuite la première partie d'outil (12) est substituée par une troisième partie d'outil (14) en formant une cavité à une distance du premier côté (6) du premier composant (5), en ce qu'ensuite, un troisième composant (10) est formé dans la cavité sous la forme d'une couche adjacente au premier côté (6) du premier composant (5) et remplissant le passage (8) ainsi qu'adjacente au deuxième composant (9) dans la zone du passage (8), en ce que le matériau pour le troisième composant (10) est essentiellement transparent à la lumière, et en ce que, le cas échéant, un quatrième composant (11) est formé, de telle sorte que le quatrième composant (11) forme une couche résistante à l'usure, en particulier une couche de protection contre les rayures, adjacente au troisième composant (10).
  2. Procédé de fabrication d'un élément de construction (3) constitué de plusieurs composants, caractérisé en ce qu'il est prévu un premier composant (5) avec un élément d'image (4), l'élément d'image (4) étant en particulier un symbole ou un affichage, que le premier composant (5) présentant un premier côté (6) ainsi qu'un deuxième côté (7) est formé dans une première partie d'outil (12) et une deuxième partie d'outil (13) se trouvant dans une première position, que le matériau pour le premier composant (5) est essentiellement opaque, que la première partie d'outil (12) présente un élément d'outil (15) se trouvant dans une première position et est réalisée de telle manière, en ce que dans le premier composant (5) se trouve au moins un ajour (8) entre le premier côté (6) et le deuxième côté (7) du premier composant (5), en ce que l'ajour (8) forme l'élément d'image (4), en ce qu'ensuite l'élément d'outil (15) se trouvant dans la première partie d'outil (12) peut être déplacé de la première position dans une deuxième position en formant une cavité dans l'ajour (8) adjacente au deuxième côté (7) du premier composant (5) et à une distance du premier côté (6) du premier composant (5), en ce qu'ensuite la deuxième partie d'outil (13) peut être déplacée de la première position dans une deuxième position en formant une cavité à une distance du deuxième côté (7) du premier composant (5), en ce qu'ensuite, un deuxième composant (9) est formé dans la cavité sous la forme d'une couche adjacente au deuxième côté (7) du premier composant (5) et remplissant partiellement l'ajour (8) à une distance du premier côté (6) du premier composant (5), la zone de l'ajour (8) adjacente à la cavité étant alors stabilisée par l'élément d'outil (15) dans la première partie d'outil (12), en ce que le matériau pour le deuxième composant (9) est essentiellement partiellement transparent à la lumière, en ce qu'ensuite la première partie d'outil (12) est substituée par une troisième partie d'outil (14) en formant une cavité à une distance du premier côté (6) du premier composant (5), en ce que l'on forme ensuite un troisième composant (10) sous la forme d'une couche adjacente au premier côté (6) du premier composant (5) et remplissant le reste de l'ouverture (8) ainsi qu'adjacente au deuxième composant (9) dans la zone de l'ouverture (8), en ce que le matériau pour le troisième composant (10) est essentiellement transparent à la lumière, et en ce que l'on forme éventuellement un quatrième composant (11), de telle sorte que le quatrième composant (11) forme une couche résistante à l'usure, en particulier une couche de protection contre les rayures, adjacente au troisième composant (10).
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce que le premier composant (5) et le deuxième composant (9) ainsi que le troisième composant (10) de l'élément de construction (3) sont formés dans un procédé de moulage par injection, en particulier dans un procédé de moulage par injection à plusieurs composants.
  4. Procédé selon la revendication 1, 2 ou 3, caractérisé en ce que la pièce d'outil (19) correspondant à l'ajour (8) dans la première partie d'outil (12) et/ou l'élément d'outil (15) dans la première partie d'outil (12) est réalisé en relief, la pièce d'outil (19) et/ou l'élément d'outil (15) présentant éventuellement des arêtes arrondies, en ce que, de préférence, la deuxième partie d'outil (13) peut être déplacée en translation (flèche 17) de la première position à la deuxième position, et en ce que, de préférence encore, l'élément d'outil (15) se trouvant dans la première partie d'outil (12) peut être déplacé en translation (flèche 18) de la première position à la deuxième position.
  5. Procédé selon l'une des revendications 1 à 4, caractérisé en ce que le quatrième composant (11) est formé dans un procédé de coverforming ou dans un procédé de laquage.
EP19185010.6A 2018-07-09 2019-07-08 Procédé de fabrication d'un composant Active EP3594775B1 (fr)

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US5911317A (en) * 1997-08-26 1999-06-15 Silitek Corporation Light permeable metal plated rubber key
JP3495696B2 (ja) * 2000-11-08 2004-02-09 株式会社アトライズヨドガワ キートップ及びその製造方法
JP2004191762A (ja) * 2002-12-12 2004-07-08 Denso Corp バックライト型表示板およびバックライト型表示装置
DE102006005089B4 (de) * 2006-02-04 2015-04-16 Preh Gmbh Bedienelement
KR101560998B1 (ko) * 2015-01-14 2015-10-15 주식회사 우신엠에스 광발산 노브의 제조방법
DE102015222304A1 (de) 2015-11-12 2017-05-18 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Herstellen eines Bedienelements sowie Bedienelement
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