WO2017103426A1 - Pare-brise feuilleté de véhicule avec signalétique lumineuse interne - Google Patents
Pare-brise feuilleté de véhicule avec signalétique lumineuse interne Download PDFInfo
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- WO2017103426A1 WO2017103426A1 PCT/FR2016/053366 FR2016053366W WO2017103426A1 WO 2017103426 A1 WO2017103426 A1 WO 2017103426A1 FR 2016053366 W FR2016053366 W FR 2016053366W WO 2017103426 A1 WO2017103426 A1 WO 2017103426A1
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- oled
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- laminated vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10018—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising only one glass sheet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
- B32B17/10045—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets with at least one intermediate layer consisting of a glass sheet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10082—Properties of the bulk of a glass sheet
- B32B17/1011—Properties of the bulk of a glass sheet having predetermined tint or excitation purity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10174—Coatings of a metallic or dielectric material on a constituent layer of glass or polymer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10339—Specific parts of the laminated safety glass or glazing being colored or tinted
- B32B17/10348—Specific parts of the laminated safety glass or glazing being colored or tinted comprising an obscuration band
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10541—Functional features of the laminated safety glass or glazing comprising a light source or a light guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/20—Accessories, e.g. wind deflectors, blinds
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2333/00—Polymers of unsaturated acids or derivatives thereof
- B32B2333/04—Polymers of esters
- B32B2333/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2369/00—Polycarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/146—Display means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
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- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0141—Head-up displays characterised by optical features characterised by the informative content of the display
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- G—PHYSICS
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- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B2027/0192—Supplementary details
- G02B2027/0194—Supplementary details with combiner of laminated type, for optical or mechanical aspects
Definitions
- the invention relates to the field of laminated vehicle windshields incorporating luminous signage, in particular luminous pictograms.
- Windshields are now equipped with a visual information display system for driving assistance.
- the application WO2013 / 093351 thus proposes a laminated windshield with light information comprising:
- a first outer masking peripheral layer opaque, in black enamel, in contact with the inner face of the first outermost glazing
- this masking layer comprising openings forming pictograms
- this proposed solution allows to deport the information in an edge zone of the windshield, where the contrast remains sufficient so that the information is visible only from the inside without requiring the use of coherent light excitation sources, high power, or complex because equipped with directional control systems beam.
- the present invention proposes to provide a laminated windshield of vehicle with internal light information to address all of the problems mentioned above, while being controlling its cost.
- the present invention relates to a laminated vehicle windshield with internal luminous signage, comprising:
- first glazing curved, preferably in mineral glass, possibly tinted, in particular gray or green, with a first main face called F1 intended to be outside the vehicle and a second opposite main face called F2, glazing E1 thickness preferably at most 2.5mm, even at most 2.2mm, even at most 2mm - especially 1, 9mm, 1 , 8mm, 1, 6mm and 1, 4mm- or even not more than 1mm, 3mm or not more than 1mm,
- a second glazing curved (like the first glazing), preferably made of mineral glass, with a third main face, called F3, and a fourth main opposite face, called F4, in particular intended to be on the inside of the vehicle, of preferably a smaller thickness; at E1, not more than 2mm, in particular 1, 9mm, 1, 8mm, 1, 6mm and 1, 4mm- or even not more than 1 mm, 3mm or not more than 1 mm, the total thickness of glazing ⁇ 1 + ⁇ being preferably strictly less than 4 mm, even at 3.7 mm, at least one - and better still both - of the first and second glazings being made of mineral glass, the other possibly made of organic glass such as a polycarbonate
- first and second glazings being interconnected via the faces F2 and F3 by a lamination interlayer of thermoformable polymeric material (clear, extraclear), preferably thermoplastic, face side F2, of (total) thickness E3 of at most 2 , 2mm better than 2mm, not more than 1, 5mm or even not more than 1 mm, for example from 1, 2 or 3 leaves, in particular recessed from the edge of the second glazing (not more than 5mm or even not more than 2mm or not more than 1mm) and even recessed from the edge of the first glazing- (of not more than 5mm or even not more than 2mm or not more than 1mm), interlayer comprising a first main face bonding side F2 and a second main face bonding side F3,
- a first peripheral layer called internal masking in an opaque material which is between the second bonding face and the face F3, in particular along a border of the face F3, in particular (directly) on the face F3 or directly) on the second bonding face- or which is on the face F4, in particular along a border of the face F4, -notance (directly) on the face F4 or even (directly) on the second bonding face,
- a second outer peripheral masking layer made of opaque material, between the first bonding face and the face F2, facing the inner masking layer and the possible passage opening, and thus along a border of the face F2-,
- a first light source capable of emitting a first radiation for a first signage
- the first light source is a first organic light-emitting diode device called OLED, curved (flexible, flexible bus) of thickness E2 less than E3 and preferably subcentimetric and even at most 0.5mm and better of at most 0.35 mm, in particular with a thickness substantially equal to a thermoplastic sheet, therefore 0.76 mm, 0.38 mm or 0.17 mm which can be perforated to house the OLED device on a possible support.
- OLED first organic light-emitting diode device
- the first OLED device is able to emit a first radiation (monochromatic or polychromatic) in the visible spectrum illuminating (directly) the first signaling (and even able to emit a second distinct radiation by a control).
- the first OLED device forms a first luminous sign, in sign (s) and / or letter (s),
- the inner masking layer comprises a first opening called passage including geometric contour, to leave the first luminous signage related.
- the first OLED device preferably comprises a first (preferably transparent) curved (preferably polymeric) substrate, preferably face-side F3, bearing in the following order) of a possible single or multilayer sub-layer (in particular a mineral layer, in particular barrier to moisture or alkali and / or light extraction etc) of a lower electrode (the closest to the substrate) preferably transparent, a first organic electroluminescent system, and a so-called upper electrode (the farthest substrate) preferably reflective (metal, for example silver or aluminum etc.) and optionally an overlayer as an encapsulation layer (deposit or film for example polymeric adhesive eg etc).
- a possible single or multilayer sub-layer in particular a mineral layer, in particular barrier to moisture or alkali and / or light extraction etc
- a lower electrode the closest to the substrate
- a so-called upper electrode the farthest substrate
- an overlayer as an encapsulation layer (deposit or film for example polymeric adhesive eg etc).
- OLED device rather than a UV source is safer.
- its presence between the windows rather than externally and spaced from the windshield ensures better integration and easier installation.
- OLED technology reliable, allows good backlighting performance (intensity, color rendering, stability) without glare and is thin making possible the lamination.
- the flexibility of the flexible OLED allows to marry the bending of glazing.
- the descriptive designation is based on iconic and / or linguistic semantics, that is to say using signs (numbers, pictograms, logos, symbolic colors, etc.) and / or a letter or words. .
- the invention is particularly suitable for a windshield of rectangular shape defined by its lateral and longitudinal edges and with an opaque peripheral frame, such as enamel, face F2 and face F3 or F2 and F4.
- the first signage and even a second sign or a plurality of signals each formed by a dedicated OLED device may be located: - along the lower longitudinal edge (in mounted position), in particular on the driver's side, especially for those chosen for driving assistance (pictograms, etc.), requiring a rapid response from the driver,
- the first OLED signage can be chosen from:
- an indicator of the operating state of the car preferably on the lower longitudinal edge, upper or the side edge on the driver's side
- the first OLED signaling is preferably behind a first solid zone of the inner masking layer (flat preferably enamel and on the face F2) with the passage opening or window.
- the first OLED sign can be close to a discontinuous zone (decorative) of internal masking adjacent to the first solid zone, especially in the form of a set of decorative patterns (often subcentiometric and spaced from 0.01 to 2 cm), in particular in enamel (the same enamel as the solid zone).
- the patterns are of decreasing size towards the middle of the clear glass and / or more spaced toward the middle of the clear glass.
- the inner masking layer may be a strip along an edge of the windshield.
- the inner masking layer may be a band (enamel, face F3 or F4) , in particular longitudinal or lateral on the driver (or passenger) side, of width L0 of at most 5, 10, 20cm or 30cm, and in the area of the first signage of width L1> L0.
- the first OLED device may be able to emit a first radiation at time t1 such as red, green, orange or white and a second distinct radiation at time t2 - such as red, green, orange or white- this depending control signals.
- the first sign may be written in a square or a rectangle of H (or better H ') and W (or better W) from 1 to 10cm and better from 2 to 5cm.
- the windshield may comprise a color filter (for example red, green, blue, orange) between the first OLED device in particular emitting in the white and the face F4 (face side F4 or F3), in particular between the first transparent substrate (side opposite to the electrodes, so face side F3) for an OLED with emission from the back and face F4 (face side F4 or F3).
- a color filter for example red, green, blue, orange
- color OLED can also be used with a color OLED in the case where its emission spectrum does not allow to reach directly given colorimetric coordinates (as fixed in a standard for example, or requested by the car manufacturer). For example, when the emission spectrum is too wide, the color filter then makes it possible to cut at least a part of it.
- the color filter preferably comprises a colored filtering layer which is F3 side in particular in contact with the face F3: -on the F3 side
- first OLED device in particular on the first transparent substrate (opposite side to the electrodes, therefore on the face side F3) for an OLED emitting from the rear or on a common support (even a common substrate), curved, from first OLED device and a second OLED device forming a second sign, transparent support at the front of the first OLED device preferably emitting from the rear so F3 face side.
- filters of different constitution and mode of operation
- These filters can be transparent colored polymers, colored glasses, the coloring being deposited or in the mass, or can be layers deposited on the OLED or interlayer lamination, etc. as explained below.
- one or more absorption filters is preferably used (this absorption being in particular controlled by organic or inorganic compounds added, if appropriate, to a glass or plastic matrix).
- This type of filter may for example be formed by depositing one or more inorganic or organic dyes or pigments (optionally dissolved or dispersed in a medium, in particular such as a silicone, epoxy or acrylic resin, a drying ink UV, or a sol-gel type mineral matrix) on the surface of a transparent carrier element like the common support (on the front).
- This element may be a glass material (soda-lime glass, borosilicate glass, or it may be one of the faces F3 or F4 of the second glazing itself, preferably the face F3, or else of the emission face of the device OLED itself) or plastic / polymer (polyethylene terephthalate type polymer sheet, in particular heat-stabilized, polycarbonate, acrylate, polyetheretherketone (PEEK), etc., or it may be a face of the same lamination interlayer, or still of the emission face of the OLED device itself), examples of these filters being in particular the gelatines or colored polymer filters marketed by the companies Lee Filters or Rosco.
- the carrier element is the second glazing itself, the OLED itself, or the lamination interlayer located between the OLED device and the second glazing itself.
- the deposit can be produced by screen printing, by inkjet or laser printing, by spray, by dipping, by roller application, etc., and is preferably produced by screen printing or inkjet printing, in particular on the second glazing. and / or OLED device (and / or optionally an intermediate element such as a lamination interlayer), in particular and advantageously by ink jet.
- the colored substances, in particular dyes or pigments, used to produce the above-mentioned filters preferably resist heat.
- polychlorinated or non-chlorinated copper phthalocyanine pigments used in a mixture and dispersed in a resin, in particular of the crosslinkable polysiloxane type, the mixture being for example (and advantageously) applied in particular by screen printing.
- the inks used can be in particular UV-curing inks, stable in temperature and in light, such as, for example, the Anapurna M reference inks marketed by Agfa.
- the absorption filter advantageously makes it possible to obtain the chosen effect or color irrespective of the angle of incidence of the observation.
- one or more filters acting by light reflection (This reflection being in particular controlled by interference occurring within a stack of thin layers made of different materials, a thin layer being a layer of which the thickness is less than the wavelength of light), especially dichroic type filters, based on semi-reflective interferential layers (layers), etc.
- filters are made for example by physical vapor deposition (vacuum) (PVD) (sputtering, magnetron assisted sputtering, evaporation) or chemical vapor phase (CVD) alternating layers of high and low refractive indexes, the substrate on which the deposit is made may be a glass material or a polymer.
- the reflection filter makes it possible to obtain the chosen effect or color in the driver's axis of vision, the perception being however possibly different at another incidence.
- the inner masking layer may face F3, the passage opening may be filled with a transparent layer including the thermoformable material (thermoplastic, PVB preferably) or a filter layer colored as above.
- thermoformable material thermoplastic, PVB preferably
- filter layer colored as above.
- the first OLED device preferably comprises in this order:
- a (first) substrate preferably dielectric, in particular transparent: plastic or glass film, preferably on the face side F3
- - moisture barrier layer if plastic substrate
- alkali barrier layer if glass substrate
- diffusing layer for example enamel or other inorganic binder (sol-gel etc.) or organic with diffusing particles if glass substrate or organic binder (resin) or mineral (sol gel) with diffusing particles if plastic substrate,
- a lower electrode anode
- transparent electrode preferably transparent
- an overlayer such as an encapsulation layer (deposit or film, for example a polymer film, for example adhesive-bonded to the upper electrode, etc.).
- the overlayer may be in contact with the lamination interlayer (in particular PVB).
- a first overlay such as an encapsulation layer (deposit or film, for example a polymer film, for example adhesively bonded to the upper electrode, etc.).
- encapsulation layer deposit or film, for example a polymer film, for example adhesively bonded to the upper electrode, etc.
- the overlayer may be in contact with the lamination interlayer (in particular PVB). If we use a second OLED device between the faces F2 and F3 (or even more of OLED) it can also have the same structure in particular it can understand
- a preferably F3 side-side substrate preferably dielectric, especially transparent: plastic or glass film
- first substrate common substrate
- second distinct substrate adjacent
- diffusing layer for example enamel or other inorganic binder (sol-gel etc.) or organic with diffusing particles if glass substrate or organic binder (resin) or mineral (sol gel) with diffusing particles if plastic substrate,
- a lower electrode anode
- transparent electrode preferably transparent
- a second organic electroluminescent system (several emitters of different colors can be stacked), of identical or distinct color in the first system
- the first and second OLED devices may be in particular adjacent and on a common support (plastic film, in particular of protection and / or carrier of electrical conductors, etc.) on the substrate side (s) or on the upper electrode side (on the electrodes or on the overlay).
- a common support plastic film, in particular of protection and / or carrier of electrical conductors, etc.
- top emitting output of the upper electrode
- the lower electrode being reflective and the upper transparent electrode - rear and front emission using transparent or semi-transparent electrodes
- a first backward-emitting OLED device is used, so the substrate is on the F3 side (rather than F2) and preferably the same for a second OLED device (and still others) adjacent, possibly with a common substrate. .
- a transparent (preferably lower) electrode it may be a metallic grid, for example silver (of suitable width), or a transparent electroconductive layer such as a transparent conductive oxide (TCO ') or a stack of thin layers with a at least one (fine) metal layer, in particular silver, between two dielectric layers, for example oxy and / or metal nitride or metals (Sn, Zn, etc.) or silicon.
- a transparent electroconductive layer such as a transparent conductive oxide (TCO ') or a stack of thin layers with a at least one (fine) metal layer, in particular silver, between two dielectric layers, for example oxy and / or metal nitride or metals (Sn, Zn, etc.) or silicon.
- the first OLED device may have one or more technical edges (non-emitting zones), for the power supply, at the periphery of the emitting zone, typically in one or more bands surrounding the emitting zone.
- This technical edge may be a current supply zone.
- a technical edge may be W2 width of at most 2 cm and preferably at most 1 cm or even at most 6 mm or 5 mm.
- the passage opening (s) are preferably openings in the inner masking layer whose shape is adjusted. These openings may be made by removal of material or by masking during opaque layer deposition. It may be desirable that the first signage and the second and other adjacent signage be aligned, in a single row, rather than superimposed especially if behind the masking area. It is preferred that the inner masking layer (preferably enamel) mask the technical edge or edges of the first OLED device and even mask any electrical connector (visible type) present between the face F2 and F3, connected to the first OLED device, connector such as cable, wire (s), conductive film etc.
- the first OLED device exceeds (for its width and / or height) the first sign, for example at least 5 mm and even at least 1 cm so that the light emitting area of the OLED is easily compared to the discontinuity of passage.
- the inner masking layer preferably enamel
- luminous signage in a given peripheral area one may wish several luminous signage (pictograms etc.) side by side (aligned for example, or at the corner of the windshield, etc.).
- a second OLED device forms a second sign, in sign (s) and / or letter (s), adjacent to the first sign, in particular spaced at least 1 cm and preferably at least 2 cm (because technical edges of at least 5mm most often as already indicated).
- the second organic light-emitting diode device called curved OLED is therefore between the faces F2 and F3, second OLED device distinct from the first OLED device.
- the first and second OLED devices are (mounted) on a common support (possibly forming a common substrate), preferably mounted on the common support (distinct from the substrate or substrates), of thickness E2 'with E2 + E' 2 below E3 and preferably subcentimetric, curved, so light emission side, or back side.
- the common support (preferably plastic film) on the light-emitting side (face side F3) may be against or bonded to the first and second substrates of the OLEDs in particular at the rear emission.
- the common rear side support (face F2) may be against or bonded to the first and second upper electrodes or to first and second overlays which are on the first and second upper electrodes OLED including rear emission.
- the first and second OLEDs devices including rear emission are particularly glued (glue, double-sided adhesive) to the common support or placed on the common support.
- the first and second OLEDs can be connected to the common support by one or more point (s) of welding, for example 2 or 4 points of welding.
- This common support may be of thickness E2 'of at most 0.15 mm and even at most 0.1 mm. Its general shape may be a rectangular strip (bar) along the first edge (longitudinal or lateral) optionally L with a bent portion for the electrical connections.
- This common support can be dielectric and even transparent:
- the common back side support can be against or glued (double-sided adhesive, glue) to the F2 side or the common front side support (light emitter) can be against or glued (double-sided adhesive, glue) to the F3.
- the common back side support can be separated from the face F2 by the laminating interlayer, in particular PVB.
- the common front side support can be separated from the face F3 by the lamination interlayer.
- the common support side rear or front side be encapsulated by the lamination interlayer, using 2 or 3 sheets (hollow central sheet to house the common support) for lamination, including PVB.
- first electronic components including a first microcontroller ("driver") addressing the first OLED device and regulating the power supply (the current preferably) of the first OLED device and even one or second electronic components including a second microcontroller addressing the second OLED device and regulating the power supply (the current preferably) of the second OLED device.
- driver addressing the first OLED device and regulating the power supply (the current preferably) of the first OLED device
- second electronic components including a second microcontroller addressing the second OLED device and regulating the power supply (the current preferably) of the second OLED device.
- Each microcontroller identifies in the control signal if an order is intended for its dedicated signage and adjusts the level (the intensity of the current for example) accordingly.
- a subset of pictograms such as rods and / or combined with letters, can be selectively illuminated in real time to easily form an indicator a level (of oil, gasoline), speed, or a wear condition ....
- a configuration for night vision in which the power of the first OLED device is adjusted so that the luminance of the first signaling is typically between about 30 and about 100cd / m 2
- a configuration for day vision wherein the power of the first OLED device is adjusted so that the first signage is typically between about 200 and about 2000Cd / m 2 .
- daytime vision it is also possible to adjust the luminance according to the external illumination, in particular with a natural light sensor in the windshield or elsewhere in the vehicle: if there is a lot of sunshine, it is strongly lit. 'OLED, if it's covered, it lights less hard not to dazzle.
- a transparent protective film or transparent protective varnish may cover the common support assembly and OLED device (s).
- a transparent and protective epoxy varnish for example of the type marketed by MARABU under the reference MARABU GL 914®,
- the common support at the front can carry a common or dedicated color filter to any OLED device that requires it (filter assembly side or side opposite the assembly), in particular a set of coloring layers.
- the first OLED device in particular that is emitted from the rear, may be covered by a protective layer, possibly a dielectric carrier of electrical conductors supplying the first OLED device, forming an adhesive film by contact or with a sticky main surface or a deposited layer. (varnish, resin, liquid deposit) -.
- This protective layer possibly exceeds one or edges of the first OLED device and covering a second OLED device adjacent to the first OLED device forming a second pictogram.
- the protruding protective layer is on the light emission side (on the chosen transparent upper electrode) or on the opposite side to the light emission (on the chosen upper reflecting electrode, in particular aluminum or silver).
- the protruding protective layer can be:
- a carrier film of the first and second OLED devices in particular rear-emission devices, in particular carrying the first and second distinct substrates
- a sticky film covering a common support plastic film, glass, etc. which may be a common substrate carrying first and second OLED devices including rear emission
- the common support which may be a common substrate-carrier of the first and second OLED devices including rear emission.
- the first OLED device in particular a rear-emission device, is mounted on the face F2 directly or via a common support with a second OLED device adjacent to the first OLED device forming a second sign, in particular first OLED device glued by a double-sided adhesive and optionally the first main bonding face is perforated to the right of the first OLED device (active zone and technical edges) with an extra thickness of the laminating interlayer relative to the first OLED device leaving a preferably height space of at most 0, 4mm or at most 0.3mm or even the second optional OLED device and preferably the lamination interlayer covers the possible common support (and even the encapsule),
- the first OLED device in particular at the rear transmission, is mounted on the face F3 directly or via a common support with a second OLED device adjacent to the first OLED device forming a second sign, in particular first OLED device glued by a double-sided adhesive transparent, possibly the second main face of collage is hole in the right of the first device OLED (Active area and technical edge) or even the second optional OLED device including an extra thickness of the lamination interlayer relative to the first OLED device leaving a preferred space height of at most 0.4mm or at most 0 , 3mm and preferably the lamination interlayer covers the possible common support (and even the encapsule),
- Making the hole to the right of the first OLED device can provide a better lamination. If the first OLED device has a thickness E2 of less than 0.15mm or even better than 0.1mm, it can be easily flicked between two tab sheets.
- the first OLED device has a thickness greater than 0.15 mm or even 0.1 mm, it may be preferable to flip it with three interlayer sheets and preferably with a central film of thickness substantially equal to E2 or E '2 + E2 if it is on a common medium.
- the first OLED device may be within the lamination interlayer, so the first OLED device is encapsulated by the thermoformable material with a non-zero thickness E21 L2 laminating interlayer and with a non-zero thickness E22 side F3, E21 and E22 are not necessarily equal.
- the thermoformable material constituting said interlayer is chosen from the group of polyvinyl butyrals (PVB), plasticized vinyl polyvinyl chloride (PVC), polyurethane (PU) or ethylene vinyl acetate (EVA).
- thermoformable material is a polyvinyl butyral (PVB), optionally having a cross-section decreasing wedge-shaped from the top to the bottom of the laminated glazing.
- the lamination interlayer may have a cross-sectional shape tapering downwardly from the top to the bottom of the laminated windshield, particularly to avoid a double image in the case of an additional head-up display (HUD). It may be desirable to preserve the acoustic properties of windshields.
- the lamination interlayer may comprise at least one so-called medium layer of viscoelastic plastic material with vibro-acoustic damping properties, especially based on polyvinyl butyral and plasticizer, and the interlayer, and further comprising two outer layers of standard PVB. the middle layer being between the two outer layers.
- one or both of the outer layers has a wedge-shaped cross-sectional shape from the top to the bottom of the laminated glazing, the viscoelastic plastic material layer having the properties vibro-acoustic damping device having a constant cross-section from the top to the bottom of the laminated glazing unit.
- the inner (respectively outer) masking layer may be a black enamel layer, a paint layer or an opaque ink, preferably on the F2 (or F3 or F4) side, or on the lamination interlayer or on a film additional carrier (PET, etc.)
- the inner and outer masking layers consist of the same material, preferably enamel in particular black, F2 and F3 or F2 and F4.
- the first glazing as the second glazing can be parallelepiped, with leaves or rectangular, square or even any other shape (round, oval, polygonal). It can be large, for example with a surface greater than 0.5 or 1 m 2 .
- the first and / or second glazing can (according to the aesthetic rendering, the desired optical effect) be a clear glass (light transmission T L greater than or equal to 90% for a thickness of 4 mm), for example a standard composition glass soda-lime such as Planilux® from Saint-Gobain Glass, or extra-clear (T L greater than or equal to 91.5% for a thickness of 4 mm), for example a soda-lime-silica glass with less than 0, 05% Fe III or Fe 2 O 3 such as Saint-Gobain Glass Diamant® glass, or Pilkington Optiwhite®, or Schott B270®, or other composition described in WO04 / 025334.
- a clear glass light transmission T L greater than or equal to 90% for a thickness of 4 mm
- a standard composition glass soda-lime such as Planilux® from Saint-Gobain Glass
- extra-clear T L greater than or equal to 91.5% for a thickness of 4 mm
- the glass of the first and / or second glazing may be neutral (without coloration), or (slightly) tinted in particular gray or green, such as the VENUS glass or TSA of the company Saint-Gobain Glass.
- the glass of the first and / or second glazing may have undergone a chemical or thermal treatment of the type hardening, annealing or quenching (for a better mechanical strength in particular) or be semi-tempered.
- the light transmission T L can be measured according to the ISO 9050: 2003 standard using the illuminant D65, and is the total transmission (notably integrated in the visible range and weighted by the sensitivity curve of the human eye), taking into account both the direct transmission and the possible diffuse transmission, the measurement being made for example by means of a spectrophotometer provided with an integrating sphere, the measurement at a given thickness then being converted, if necessary, to the reference thickness of 4mm according to ISO 9050: 2003.
- the T L may preferably be at least 70% and even at least 75%.
- the first glazing is made of mineral glass and the second glazing is made of organic glass (such as PC, PMMA, cycloolefin copolymer (COC) or polyethylene terephthalate (PET) optionally protected by a coating (in face F4).
- organic glass such as PC, PMMA, cycloolefin copolymer (COC) or polyethylene terephthalate (PET) optionally protected by a coating (in face F4).
- the outer glazing may comprise thin functional layers on one or other of its faces F1 and F2 or both: there may be mentioned a hydrophobic or self-cleaning layer photocatalytic face F1, a layer or a thin layer of reflective layers solar radiation in front of F2 (and serving to make or capacitive sensors, antenna etc).
- a hydrophobic or self-cleaning layer photocatalytic face F1 a layer or a thin layer of reflective layers solar radiation in front of F2 (and serving to make or capacitive sensors, antenna etc).
- at least one of the glazings preferably the outer glass
- the laminated glazing may also include a layer of reflective or absorbent solar radiation, preferably opposite F4 or face F2 or F3, in particular:
- TCO layer opposite side F4
- TCO layer opposite side F4
- TCO layer a transparent electroconductive oxide layer
- TCO layer opposite side F4
- thin-film stack comprising at least one TCO layer
- a stack of thin layers comprising at least one silver layer (at F2 or F3), the or each silver layer being disposed between dielectric layers.
- the TCO layer (of a transparent electro-conductive oxide) is preferably a fluorine-doped tin oxide layer (SnO 2 : F) or a tin-indium mixed oxide (ITO) layer.
- the thickness will generally be at least 40 nm, even at least 50 nm and even at least 70 nm, and often at most 150 nm or at most 200 nm.
- fluorine-doped tin oxide layers the thickness will generally be at least 120 nm, even at least 200 nm, and often at most 500 nm.
- the low-emissivity layer comprises the following sequence: high-index sub-layer / low-index sub-layer / an optional TCO-dielectric overcoat layer.
- a low-emissivity layer protected during quenching, it is possible to choose high-index sub-layer ( ⁇ 40 nm) / low-index underlayer ( ⁇ 30 nm) / an ITO layer / high-index overcoat (5-15 nm) )) / supercoat low index ( ⁇ 90 nm) barrier / last layer ( ⁇ 10 nm) .
- Low emissivity can be mentioned those described in US2015 / 0146286, on the F4 side, especially in Examples 1 to 3.
- the transparent layer F3 or F4 may be electrically insulated or even absent in the area opposite the first sign (of the first OLED device) for color reasons.
- the face F3 may therefore comprise a heating layer, preferably transmission neutral, optionally under the internal masking layer F3, surmounted by first and second current feed strips typically on the first and second longitudinal edges, particularly opaque, by example enamel silver.
- the first OLED signaling in particular on a first longitudinal edge, may be shifted by a first opaque current supply band of a heating layer F3.
- the first current supply strip may be more central than the first sign.
- FIG. 1 represents a passenger-side front view of a first windshield comprising the internal luminous signs according to the present invention.
- FIG. 1 represents a front view on the passenger side of a second windshield comprising the internal luminous signs according to the present invention.
- FIG 1 shows a partial view of the passenger compartment side of a third windshield comprising the internal luminous signage according to the present invention
- FIG 1 i is a side view which shows the inclination of a windshield with an internal luminous signage according to the invention
- FIG. 1j show vertically stretched signage to compensate for the effect of the inclination.
- Figure 1a shows a partial side sectional view of a laminated windshield comprising one or more internal luminous signage according to the present invention.
- Figure 1b shows a partial longitudinal sectional view of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- Figure 2a shows a partial side sectional view of a laminated windshield comprising one or more internal luminous signage according to the present invention.
- FIG. 2b represents a partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 2c shows a partial side sectional view of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 2d represents a partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 3 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 3a shows an exploded partial view in side section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 3b shows an exploded partial side sectional view of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 4 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 5 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- Figure 5 shows an exploded partial side sectional view of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 6 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- Figure 6 ' shows an exploded partial side sectional view of a laminated windshield comprising one or more internal luminous signage according to the present invention.
- Figure 7 shows a partial sectional view of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- FIG. 8 represents a perspective view of a common support carrying two oleds devices and carrying the laminated current supply conductors in the windshield
- FIG. 9 represents a perspective view of a common carrier carrying two OLED devices and carrying current leads of two laminated microcontrollers in the windshield.
- Figure 1 shows a front view of the passenger compartment of a windshield comprising the internal luminous signs according to the present invention.
- the windshield 1000 is laminated comprises a first curved outer glazing with main faces F1 (the outermost) and F2, a polymeric lamination interlayer such as a PVB, a second glazing internel 'curved with main faces F3 and F4 (the more internal).
- the inner masking layer 4 is opaque and may be black enamel deposited on the face 13 or F3 or the face 14 or F4 of the inner glass 1 ', in optically opaque paint or ink deposited on the polymer interlayer or in an opaque polymer layer , tinted or painted, attached and laminated between the inner glass and the interlayer.
- the deposition of this layer is done according to any technique known to those skilled in the art, for example, without limitation, by screen printing techniques, inkjet type techniques or offset type techniques, flexographic printing. or gravure.
- This layer 4 contains discontinuities 51 forming openings of passages including geometric outline (rectangle, square, or even triangle, round, following the general outline of the sign) for OLEDS devices forming luminous signage such as pictograms.
- a plurality of dedicated OLED signs are located along the lower longitudinal edge 15a (in mounted position) in particular on the driver's side, especially for those chosen for driving assistance (requiring a rapid response from the driver, for example the OLED devices are on a common support 7).
- SPEED speeding warning
- a plurality of OLED signs are located along the upper longitudinal edge 15b (in the mounted position), in particular in the central position conventionally used for fixing the mirror, for example the OLED devices are on a common support 7.
- a plurality of dedicated OLED signs are located along the left side edge 15c (in mounted position), for example the OLED devices are on a common support 7. The following may be mentioned:
- a plurality of dedicated OLED signs are located along the right side edge 15d (in mounted position) for example the OLED devices are on a common support 7.
- the width of the enamel band 4 is wisely larger in the areas of OLED signage.
- FIG. 1 represents a front view on the passenger side of a second windshield comprising the internal luminous signs according to the present invention.
- a plurality of dedicated OLED signs are located along the lower longitudinal edge 15a (in the mounted position) on the driver's side, for example the OLED devices are on a common support 7.
- the common support may be L-shaped to extend on either side of a corner as here left side edge 15c and upper longitudinal edge 15b.
- Figure 1 shows a partial view of the passenger compartment side of a third windshield comprising the internal luminous signage according to the present invention
- An OLED pictogram for example here the emergency triangle can be isolated from other pictograms, with an extra thickness of
- the first OLED device is mounted on the face F2 or F3 or laminated between the face F2 and F3 (without common support).
- Figure 1 i is a side view which shows the steepness of a windshield with an internal luminous signage according to the invention of actual height H and apparent height H '(perceived by the driver opposite).
- the angle a is about 25 °.
- FIG. 1j shows vertically stretched signage to compensate for the effect of inclination.
- Figure 1a shows a partial side sectional view of a laminated windshield 100a including one or more internal luminous signage according to the present invention.
- the vehicle laminated windshield 100a with internal luminous signage includes:
- first glazing curved, preferably in mineral glass, possibly tinted, in particular gray or green, with a first principal face called F1 intended to be on the outside of the vehicle and a second opposite main face called F2, glazing with a thickness E1 of not more than 2.5 mm, not more than 2 mm, in particular 1, 9 mm, 1, 8 mm, 1, 6 mm and 1, 4 mm, or even not more than 1 mm, 3 mm or more than 1 mm,
- a second glazing curved (like the first glazing), preferably made of mineral glass, with a third main face, called F3, and a fourth opposite main face, called F4, in particular intended to be on the inside of the vehicle, of thickness preferably less than E1, even not more than 2mm - in particular 1, 9mm, 1, 8mm, 1, 6mm and 1, 4mm- or even at most1, 3mm or at most 1 mm, the total thickness of the glazings ⁇ 1 + ⁇ being preferably strictly less than 4mm, even at 3.7mm ,
- first and second glazings being interconnected via faces F2 and F3 by a lamination interlayer of thermoformable polymeric material (clear, extraclear preferably thermoplastic and even PVB, of thickness (total) E3 of at most 2.2mm better not more than 2mm, not more than 1, 5mm or even more than 1 mm, for example from 1, 2 or 3 sheets, in particular recessed from the edge of the second glazing (of not more than 5mm or not more than 2mm or not more than 1 mm) and even behind the edge of the first glazing- (not more than 5mm or even not more than 2mm or not more than 1mm), an interlayer comprising a first F2 face-side bonding main face and a second face-side bonding side F3,
- inner masking layer 4 made of an opaque material, which along a border of the face F3, on the face F4, in particular along a border of the face F4, in particular (directly) on the face F4, said inner masking layer being discontinuous and thus comprising a first discontinuity 51 forming a window
- a first organic light-emitting diode device called OLED, bent (flexible, flexible bus) being between the faces F2 and F3, forming the first sign opposite the window 51 of the inner masking layer.
- the first device known as OLED 2 has a thickness E2 that is smaller than E3 and is preferably subcentimetric and even at most 0.5 mm and better still at most 0.35 mm, in particular with a thickness substantially equal to a thermoplastic sheet, hence 0 , 76mm, 0.38mm or 0.17mm.
- the first OLED device is for example individual (not worn with an OLED device on a common support) is here encapsulated by the thermoformable material by means of two or three sheets of PVB.
- a functional layer such as a transparent conductive layer 6 'may be on the face F3 and serve for example as a solar anti-heating layer (anti-fog etc.). If necessary, for color reasons we can remove this layer in the area or areas of signage.
- Figure 1b shows a partial longitudinal sectional view of a laminated windshield 100b comprising one or more internal luminous signs according to the present invention.
- the vehicle laminated windshield 100b with internal luminous signage differs from the windshield 100a in that a flexible common support 7 carries several OLEDS devices each forming a given sign (here two).
- the flexible common carrier 7 is here at the back of the OLEDS devices. It can advantageously carry electrical conductors to power the OLEDS devices and extend to an edge of the windshield and even protrude from the windshield to simplify the electrical connections.
- the flexible common support 7 can be a plastic such as a PET, thin at most 0.2 mm, or a particularly chemically toughened glass. It is not necessarily transparent or carrying transparent conductors because masked by layer 4 (and layer 6).
- FIG. 2a shows a partial side sectional view of a laminated windshield 200a comprising one or more internal luminous signs according to the present invention.
- the vehicle laminated windshield 200a with internal luminous signage differs from the windshield 100a in that a colored filtering layer 9 is deposited (sol-gel, etc.) or is a film against or fixed on the face F3 directly or on the optional functional layer 6 '. In this case, this can be used to choose the color from an OLED transmitter device in white or adjust the color emitted by a colored OLED device.
- FIG. 2b shows a partial view in longitudinal section of a laminated windshield 200b comprising one or more internal luminous signs according to the present invention.
- the vehicle laminated windshield 200b with internal luminous signage differs from the windshield 100b in that a colored filter layer 9a, 9b is deposited (sol-gel etc.) on the OLEDS devices. In this case, this can be used to choose the color from an OLED transmitter device in white or adjust the color emitted by a colored OLED device.
- FIG. 2c shows a partial side sectional view of a laminated windshield 200c comprising one or more internal luminous signs according to the present invention.
- the vehicle laminated windshield 200c with internal luminous signage differs from the windshield 100a in that:
- the layer 4 is deposited on the face F3 directly (preferably) or on the optional functional layer 6 '.
- a colored filtering layer 9 is deposited on the face F3 directly (preferably) or on the optional functional layer 6 '.
- layer 4 and filter layer 9 are enamel.
- FIG. 2d represents a partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention.
- the vehicle laminated windshield 200c with internal luminous signage differs from the windshield 200b in that the common support 7 '(transparent) is the emitter face of the OLEDS devices 2a and 2b. Its rear face 71 '(front side F2) carries the OLEDS devices 2a and 2b. Its front face 71 '(face side F3) carries the colored filter layers 9a and 9b. Alternatively, the colored filtering layers 9a and 9b are on its rear face 71 '(face side F2).
- FIG. 3 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved).
- the first and second OLED devices 2a and 2b are selected rear-emission and each include:
- a first curved transparent substrate 20 for example plastic (PET etc.) or glass (tempered), carrying:
- a so-called upper electrode (the farthest from the substrate) 23, reflective, for example aluminum or silver - A varnish or a protective film 24, for example kapton glued to the upper electrode, possibly protruding and with contact pads for the electrodes.
- FIG. 3a shows an exploded partial view in side section of a laminated windshield 300a comprising one or more internal luminous signage according to the present invention (for simplification the elements are not drawn curved, curved).
- Leaflet 33 can be optional
- FIG. 3b shows an exploded partial view in side section of a laminated windshield 300b comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved).
- a perforated sheet 34 (with a recess 34a) around the periphery of the first OLED device and in (slight) oversize relative to the front face of the substrate 20
- FIG. 4 represents a partial exploded view in longitudinal section of a laminated windshield 400 comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved).
- the support 7 directly serves as a protective film of the upper electrode 23.
- the support 7 can be glued to the upper electrode.
- FIG. 5 represents an exploded partial view in longitudinal section of a laminated windshield comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved).
- FIG. 5 ' is a partial exploded view in side section of a laminated windshield 500' comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved).
- the sheet 34 can be optional.
- FIG. 6 represents an exploded partial view in longitudinal section of a laminated windshield 600 comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved). It illustrates the lamination of the first OLED 2 rear-emission device (or optionally the front or the back) possible from 3 sheets of preferably PVB
- each OLED device 2a and 2b without common support
- a perforated central sheet (with a recess 35a) around the periphery of each OLED device 2a and 2b (without common support) of substantially the same thickness as the OLED device.
- FIG. 6 ' is an exploded partial view in lateral section of a laminated windshield 600' comprising one or more internal luminous signs according to the present invention (for simplification the elements are not drawn curved, curved). It illustrates the lamination of the first OLED 2 device to be transmitted from the rear (or optionally by the front or the back) possible from 2 sheets preferably of PVB
- Leaflet 33 may be optional.
- FIG. 7 represents a partial sectional view of a laminated windshield 700 comprising one or more internal luminous signs according to the present invention.
- the OLED device 2 may have a substrate or be on a support (common to other OLED devices) with a portion 26 protruding on the edge of the windshield, curved and up to the face F4, being glued on the face F4 by an adhesive 7a.
- the body is itself glued to this place by a bead of glue 7b.
- FIG. 8 represents a perspective view of a common carrier 7 carrying two OLED devices 2a and 2b forming a sign and carrying the current supply conductors, a common support 7 laminated in the windshield and with a bent portion 73 coming out. by the slice 15.
- FIG. 9 represents a perspective view of a common carrier bearing two OLED devices forming a sign and carrying the current supply conductors of two microcontrollers 10a and 10b, a common support 7 laminated in the windshield and with a bent part. 73 leaving by the slice 15.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electroluminescent Light Sources (AREA)
- Instrument Panels (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Joining Of Glass To Other Materials (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/062,332 US11027528B2 (en) | 2015-12-14 | 2016-12-13 | Laminated vehicle windshield with internal luminous sign(s) |
BR112018011957A BR112018011957A2 (pt) | 2015-12-14 | 2016-12-13 | para-brisa laminado veicular com sinalização luminosa interna |
JP2018549630A JP6806788B2 (ja) | 2015-12-14 | 2016-12-13 | 内部発光サインを有する積層型乗物風防 |
EP16826092.5A EP3391124B1 (fr) | 2015-12-14 | 2016-12-13 | Pare-brise feuilleté de véhicule avec signalétique lumineuse interne |
KR1020187019819A KR20180094039A (ko) | 2015-12-14 | 2016-12-13 | 내부 광 신호 수단을 가지는 적층형 차량 방풍창 |
CN201680003425.5A CN107111141A (zh) | 2015-12-14 | 2016-12-13 | 具有内部发光标志的层压车辆挡风玻璃 |
PL16826092T PL3391124T3 (pl) | 2015-12-14 | 2016-12-13 | Szyba przednia pojazdu z wewnętrznym oznakowaniem świetlnym |
ES16826092T ES2899862T3 (es) | 2015-12-14 | 2016-12-13 | Parabrisas de vehículo con señalización luminosa interna |
MX2018007182A MX2018007182A (es) | 2015-12-14 | 2016-12-13 | Parabrisas laminado para vehiculo con señales luminosas internas. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1562338A FR3044972B1 (fr) | 2015-12-14 | 2015-12-14 | Pare-brise feuillete de vehicule avec signaletique lumineuse interne. |
FR1562338 | 2015-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017103426A1 true WO2017103426A1 (fr) | 2017-06-22 |
Family
ID=55862888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2016/053366 WO2017103426A1 (fr) | 2015-12-14 | 2016-12-13 | Pare-brise feuilleté de véhicule avec signalétique lumineuse interne |
Country Status (13)
Country | Link |
---|---|
US (1) | US11027528B2 (fr) |
EP (1) | EP3391124B1 (fr) |
JP (1) | JP6806788B2 (fr) |
KR (1) | KR20180094039A (fr) |
CN (1) | CN107111141A (fr) |
BR (1) | BR112018011957A2 (fr) |
ES (1) | ES2899862T3 (fr) |
FR (1) | FR3044972B1 (fr) |
HU (1) | HUE057310T2 (fr) |
MX (1) | MX2018007182A (fr) |
PL (1) | PL3391124T3 (fr) |
PT (1) | PT3391124T (fr) |
WO (1) | WO2017103426A1 (fr) |
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WO2019150037A1 (fr) | 2018-01-31 | 2019-08-08 | Saint-Gobain Glass France | Vitrage feuillete a dispositif electrocommandable et fabrication. |
WO2019150038A1 (fr) | 2018-01-31 | 2019-08-08 | Saint-Gobain Glass France | Vitrage feuillete a dispositif electrocommandable et fabrication. |
WO2021037404A1 (fr) | 2019-08-26 | 2021-03-04 | Saint-Gobain Glass France | Panneau de verre feuilleté comportant un module fonctionnel électronique |
WO2021057775A1 (fr) * | 2019-09-25 | 2021-04-01 | Saint-Gobain Glass France | Ensemble d'encapsulation pour le verre, verre encapsulé et son procédé de fabrication |
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WO2021219285A1 (fr) | 2020-04-29 | 2021-11-04 | Saint-Gobain Glass France | Vitre de véhicule comprenant un dispositif électroluminescent et un filtre d'élimination de bande optique |
DE202019005895U1 (de) | 2019-12-06 | 2023-01-20 | Audi Aktiengesellschaft | Kraftfahrzeug mit einem Anzeigesystem einschließlich eines steuerbaren Reflexionsbereichs |
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CO2018000469A1 (es) * | 2017-11-30 | 2018-04-30 | Agp America Sa | Laminado automotriz con capa de compensación de sustrato de borde sólido invisible |
FR3087726B1 (fr) * | 2018-10-31 | 2022-09-09 | Saint Gobain | Vitrage lumineux pour vehicule automobile |
JP2022510422A (ja) * | 2018-12-05 | 2022-01-26 | セントラル硝子株式会社 | 修正構造を備えた自動車用グレージング |
US11846788B2 (en) | 2019-02-01 | 2023-12-19 | Racing Optics, Inc. | Thermoform windshield stack with integrated formable mold |
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CN111422127A (zh) * | 2019-04-25 | 2020-07-17 | 法国圣戈班玻璃公司 | 车门防撞预警系统、车窗玻璃结构以及车门防撞预警方法 |
WO2021084049A1 (fr) * | 2019-10-29 | 2021-05-06 | Osram Opto Semiconductors Gmbh | Dispositif optoélectronique |
US20220149019A1 (en) | 2019-12-06 | 2022-05-12 | Osram Opto Semiconductors Gmbh | Optoelectronic device |
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US11773011B1 (en) | 2022-07-08 | 2023-10-03 | Agc Automotive Americas Co. | Glass assembly including a conductive feature and method of manufacturing thereof |
US12071365B2 (en) | 2022-07-08 | 2024-08-27 | Agc Automotive Americas Co. | Glass assembly including a performance-enhancing feature and method of manufacturing thereof |
US12090729B2 (en) | 2022-07-08 | 2024-09-17 | Agc Automotive Americas Co. | Glass assembly including an opaque boundary feature and method of manufacturing thereof |
WO2024199990A1 (fr) * | 2023-03-30 | 2024-10-03 | Saint-Gobain Glass France | Agencement pour produire un affichage optique |
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- 2016-12-13 JP JP2018549630A patent/JP6806788B2/ja not_active Expired - Fee Related
- 2016-12-13 CN CN201680003425.5A patent/CN107111141A/zh active Pending
- 2016-12-13 KR KR1020187019819A patent/KR20180094039A/ko not_active Application Discontinuation
- 2016-12-13 HU HUE16826092A patent/HUE057310T2/hu unknown
- 2016-12-13 EP EP16826092.5A patent/EP3391124B1/fr not_active Not-in-force
- 2016-12-13 MX MX2018007182A patent/MX2018007182A/es unknown
- 2016-12-13 BR BR112018011957A patent/BR112018011957A2/pt active Search and Examination
- 2016-12-13 US US16/062,332 patent/US11027528B2/en active Active
- 2016-12-13 PL PL16826092T patent/PL3391124T3/pl unknown
- 2016-12-13 ES ES16826092T patent/ES2899862T3/es active Active
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EP3511761A1 (fr) * | 2018-01-11 | 2019-07-17 | DynaCloud Kft. | Affichage de pare-brise |
WO2019138040A1 (fr) * | 2018-01-11 | 2019-07-18 | Dynacloud Kft. | Afficheur de pare-brise |
US11407204B2 (en) | 2018-01-31 | 2022-08-09 | Saint-Gobain Glass France | Laminated glazing with an electrically controllable device and manufacture |
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WO2019150037A1 (fr) | 2018-01-31 | 2019-08-08 | Saint-Gobain Glass France | Vitrage feuillete a dispositif electrocommandable et fabrication. |
JP2023067908A (ja) * | 2018-06-25 | 2023-05-16 | Agc株式会社 | 通知装置 |
WO2021037404A1 (fr) | 2019-08-26 | 2021-03-04 | Saint-Gobain Glass France | Panneau de verre feuilleté comportant un module fonctionnel électronique |
US12122125B2 (en) | 2019-08-26 | 2024-10-22 | Saint-Gobain Glass France | Laminated glass pane comprising an electronic functional module |
WO2021057775A1 (fr) * | 2019-09-25 | 2021-04-01 | Saint-Gobain Glass France | Ensemble d'encapsulation pour le verre, verre encapsulé et son procédé de fabrication |
WO2021110889A1 (fr) | 2019-12-06 | 2021-06-10 | Audi Ag | Véhicule à moteur équipé d'un système d'affichage et système d'exploitation associé |
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DE202019005896U1 (de) | 2019-12-06 | 2023-01-20 | Audi Aktiengesellschaft | Kraftfahrzeug mit einem Anzeigesystem einschließlich einer durchgängigen Anzeige |
DE202019005893U1 (de) | 2019-12-06 | 2023-01-20 | Audi Aktiengesellschaft | Kraftfahrzeug mit einem Anzeigesystem einschließlich mehrerer Displays |
WO2021219285A1 (fr) | 2020-04-29 | 2021-11-04 | Saint-Gobain Glass France | Vitre de véhicule comprenant un dispositif électroluminescent et un filtre d'élimination de bande optique |
DE202021004037U1 (de) | 2020-04-29 | 2022-06-21 | Saint-Gobain Glass France | Fahrzeugscheibe mit einer elektrolumineszenten Vorrichtung und einem optischen Bandsperrfilter |
Also Published As
Publication number | Publication date |
---|---|
JP2019510673A (ja) | 2019-04-18 |
FR3044972B1 (fr) | 2017-12-22 |
EP3391124A1 (fr) | 2018-10-24 |
EP3391124B1 (fr) | 2021-10-27 |
BR112018011957A2 (pt) | 2018-12-04 |
JP6806788B2 (ja) | 2021-01-06 |
PT3391124T (pt) | 2021-12-07 |
KR20180094039A (ko) | 2018-08-22 |
MX2018007182A (es) | 2018-11-09 |
PL3391124T3 (pl) | 2021-12-27 |
FR3044972A1 (fr) | 2017-06-16 |
US20200276792A1 (en) | 2020-09-03 |
US11027528B2 (en) | 2021-06-08 |
HUE057310T2 (hu) | 2022-05-28 |
ES2899862T3 (es) | 2022-03-15 |
CN107111141A (zh) | 2017-08-29 |
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