Classifications

• • G—PHYSICS
  • G02—OPTICS
  • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
  • G02B5/00—Optical elements other than lenses
  • G02B5/02—Diffusing elements; Afocal elements
  • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
  • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
  • G02B5/0221—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having an irregular structure
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
  • B60Q3/20—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for lighting specific fittings of passenger or driving compartments; mounted on specific fittings of passenger or driving compartments
  • B60Q3/208—Sun roofs; Windows
• • 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
• • 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
  • B60J10/00—Sealing arrangements
  • B60J10/30—Sealing arrangements characterised by the fastening means
  • B60J10/34—Sealing arrangements characterised by the fastening means using adhesives
• • 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
  • B60J10/00—Sealing arrangements
  • B60J10/70—Sealing arrangements specially adapted for windows or windscreens
  • B60J10/74—Sealing arrangements specially adapted for windows or windscreens for sliding window panes, e.g. sash guides
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
  • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
  • B60Q1/2661—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic mounted on parts having other functions
  • B60Q1/268—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic mounted on parts having other functions on windscreens or windows
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
  • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
  • C08L23/16—Ethene-propene or ethene-propene-diene copolymers
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
  • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
  • C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
• • G—PHYSICS
  • G02—OPTICS
  • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
  • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
  • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
  • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
  • G02B6/0033—Means for improving the coupling-out of light from the light guide
  • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
  • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
• • G—PHYSICS
  • G02—OPTICS
  • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
  • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
  • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
  • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form

Definitions

• Assembly comprising a passenger compartment window and a light source support produced by overmolding
• the invention relates to an assembly comprising a window pane for closing a passenger compartment of a motor vehicle and at least one first light source carried by a first associated support, each first light source being offset transversely relative to the glass and emitting light rays directly towards a first free face of the glass.
• Automobile manufacturers have already proposed associating at least one window to close a passenger compartment with a light source to allow the production of light that appears to emanate directly from the window. This effect can be achieved by simulating the light source in the vehicle body, at the edge of the window. The light rays penetrate into the glass and propagate inside the glass by successive reflections between the two main faces, the light rays gradually leaving the glass to give an impression of lum inescence.
• the light source is arranged in an exterior seal of the door.
• the light source is formed by a light guide which is lit by an indirect light source.
• the invention provides an assembly comprising a window pane for closing a passenger compartment of a motor vehicle and at least one first light source carried by a first associated support, the pane being delimited transversely in the thickness direction by a first side of the ibre and by a second side of the ibre, each first light source being offset transversely relative to the glass on the side of the first side of the ibre and emitting light rays directly towards the first side of the ibre,
• the first support is fixed to the first face of the glass panel by overmolding.
• the first support is common to a first group of first light sources which i are arranged long itudinally in line on said first support;
• the assembly includes at least a second light source carried by a second associated support, each second light source being offset transversely with respect to the glass on the side of the second side of the ibre and emitting a beam of lum inous rays directly towards the second side of the glass, the second associated support being fixed to the second side of the glass glass by overmolding;
• the second support is common to a second group of second light sources which are arranged long itudinally in line on said second support;
• each light source is formed by a point light source, such as a light-emitting iodine;
• each group of light sources is formed by a strip of incandescent light-emitting iodines
• At least one support is real ized in a thermoplastic elastomeric material, such as TPS-SEBS;
• At least one support is real ized in rubber-based material such as a terpolymer of ethylene, propylene and diene monomer;
• At least one light source is fixed to its support by elastic fitting in a dovetail housing of a platform for receiving the associated support;
• the window has a marked area that i is provided with patterns of light scattering, the light sources being oriented towards the marked area to illuminate at least part of the scattering patterns.
• the invention also relates to a motor vehicle door, characterized in that it is equipped with an assembly real ized according to the teachings of the invention, the window being slidingly mounted vertically in the door between an extreme open position in which it is retracted into a hollow body of the door and an extreme closed position.
• the marked area in the extreme closed position of the window, is located outside the hollow body of the door, while the light sources and their associated support are hidden inside the body hollow.
• FIG. 1 is a view of the interior side which represents an upper part of a door equipped with a window closed by a glass real ized according to the teachings of the invention
• FIG. 2 is a view similar to that of Figure 1 in which a body panel of the door has been removed;
• FIG. 3 is a vertical cross-sectional view along the cutting plane 3-3 of Figure 1 which shows the glass equipped with two light source supports that i are overmolded on the glass;
• FIG. 4 is a schematic view in vertical cross section that explains the operation of the assembly comprising the window and the light sources fitted to the door of Figure 1;
• FIG. 5 is a view of the interior side that i represents the window fitted with molded supports.
• interior respectively exterior
• element facing the interior of the passenger compartment respectively towards the exterior of the passenger compartment.
• FIG. 1 a door 1 0 of motor vehicle which is intended to close a passenger compartment (not shown) of the motor vehicle.
• the door 10 comprises a lower hollow body 1 2 and a window 14 which is delimited by a frame 1 6 which extends vertically upwards from the hollow body 12.
• the internal space 17 of the hollow body 12 is delimited transversely towards the outside of the passenger compartment by a generally vertical body panel 18 long itud inal and towards the inside of the cabin by a box 20 of overall vertical long itudinal trim.
• the trim box 20 is here made in one piece with the window frame 1 6.
• the trim box 20 is here covered with an inner panel 19 of trim.
• the hollow body 12 is open upwards via a longitudinal slot 21.
• the slot 21 opens vertically in the plane of the window 14.
• the slot 21 is delimited transversely between an upper edge of the body panel 1 8 and an upper edge of the box 20 trim.
• the window 14 is intended to be closed by a window 22 which extends overall in a long vertical vertical plane.
• the window 22 may have a slightly curved shape.
• the pane 22 is delimited transversely in the thickness direction by a first face 24 l ibre, here forming the inner face 24 of the pane 22, and by a second face 26 l ibre, here forming the outer face 26 of the window 22.
• the window 22 is made in one piece.
• the window pane 22 is mounted vertically sliding in the slot 21 of the door 10 between an extreme closing position in which it completely closes the window 14, as shown in FIGS. 1 and 2, and an extreme opening position (not shown) in which the window 22 is retracted downwards at least partially inside the hollow body 12.
• the slot 21 is closed by an inner seal 28 and by an outer seal 30.
• the inner seal 28 comprises a longitudinal body 32 which is fitted with the upper edge of the packing box 20.
• a flexible lip 34 extends transversely from the joint body 32 to an outer edge of the seal which is in abutment on the inner face 24 of the window 22.
• the body 32 also has a long itudinal interlocking groove of an edge of the trim panel 19.
• the outer seal 30 has a body 36 long itud inal which is fitted with the upper edge of the panel 1 8 body.
• a flexible lip 38 extends transversely from the seal body 36 to an inner edge of the seal which is in abutment on the outer face 26 of the window 22.
• Each interior and exterior seal 28, 30 here has a single flexible lip 34, 38. The two lips 34, 38 bear on the window 22 transversely opposite one another to equilibrate the forces applied to the window 22.
• the hidden portion 22A As shown in Figure 2, in the extreme closed position of the window 22, a lower portion of the window 22, called the hidden portion 22A, is hidden inside the hollow body 12, while an upper portion of the window 22, said closing portion 22B, is visible in frame 16 of the window 14.
• the hidden portion 22A has been indicated by hatching in FIGS. 2 to 5.
• the hidden portion 22A is here defined as being located at the below the lips 34, 38 of the seals 28, 30 while the closing portion 22B extends above the lips 34, 38 of the seals 28, 30 in the extreme closed position.
• the hidden portion 22A remains inside the hollow body 1 2 whatever the position of the window 22 between its two extreme positions.
• the hidden portion 22A here comprises a tongue 40 which i extends vertically downwards from the middle of the lower edge of the window 22.
• the lower edge of the window 22 has two end sections 42A, 42B which i are arranged generally parallel to the joints 28, 30, vertically close to the said joints 28, 30, the tongue 40 extending vertically downward below the level of the two end sections 42A, 42B.
• the tongue 40 is provided with holes 44 which make it possible to link the window 22 with a device (not shown) for sliding control which is simulated in the hollow body 12.
• the lower edge of the window may include several languages similar to language 40, for example two languages. Each of these languages can be arranged at an end of the lower edge or in a central portion of the lower edge.
• the window 22 has a zone 46 marked that i is provided with patterns 48 for scattering light.
• the Zone 46 marked here is arranged on a lower end strip of the closing portion 22B, over the entire length of the window 22.
• the marked area 46 is thus adjoining the hidden portion 22A of the window 22.
• the diffusion patterns 48 have for example an aesthetic function and / or an information communication function.
• the diffusion patterns 48 are for example formed by frosted surfaces.
• the diffusion patterns 48 can be produced either by etching the surface of the window 22, for example by means of a laser or by sandblasting, or by etching in the thickness of the window 22, for example by means of a laser.
• the patterns 48 for diffusion are produced by surface etching of the inner face 24 of the window 22.
• the door 1 0 is further equipped with at least a first light source 50.
• the door 1 0 also includes at least a second light source 52.
• point sources 50, 52 for example formed by light-emitting iodines.
• a light-emitting iodine is generally fixed on a substrate 53, such as a flexible or rigid printed circuit card.
• the sources 50, 42 are supplied with electricity by a battery (not shown) of the motor vehicle.
• Each first light source 50 forms an interior light source which is offset transversely with respect to the window 22 towards the interior of the passenger compartment.
• the first 50 lum ineuse source is oriented so as to emit a beam of lum inous rays along a main axis of em ission directly towards the inner face 24 of the glass 22. More particularly, the beam of eminuous rays is oriented in direction of the zone 46 marked to illuminate at least part of the patterns 48 of diffusion.
• each second light source 52 forms an external light source 52 which is offset transversely with respect to the window 22 towards the outside.
• the second light source 52 is oriented so as to emit a beam of luminous rays directly towards the external face 26 of the window 22. More particularly, the beam of luminous rays is oriented in direction of the zone 46 marked for illuminate at least some of the patterns 48 of diffusion.
• part of the light rays emitted by the first light source 50 penetrate the thickness of the glass 22 through the inner face 24 of the hidden portion 22A . At least part of these light rays "r” is reflected by the outer face 26 in the direction of the diffusion patterns 48 of the inner face 24.
• the in um rays "d" reaching the patterns 48 of diffusion carried out on the inner face 24 of the window 22 are diffused in all the directions, that is to say towards the interior of the passenger compartment, on the one hand, and towards the inside of the window 22 before emerging through the external face 26 towards the outside of the passenger compartment, on the other hand.
• the scattering pattern 48 appears lminid for an observer located inside or outside the passenger compartment.
• the zone 46 marked extends over the entire length of the window 22.
• the door 10 advantageously comprises a group of several first light sources 50 arranged on the inside of the glass 22 and / or a group of several second light sources 52 arranged on the outside of the glass 22.
• Each group of light sources 50, 52 is for example formed by a strip of iodines emitting. All the light-emitting diodes of a group are thus aligned long itudinally.
• Each source 50, 52 l umineuse is thus capable of illuminating a portion of the marked area 46.
• each point source 50, 52 l uminous is capable of being controlled individually between an off state and an on state. In this way, it is possible to illuminate only part of the zone 46 marked according to the context of use of the vehicle and / or according to the wishes of the driver.
• Each light source 50, 52 is here carried by the glass 22. To prevent a light source 50, 52 from directly lighting an observer, each light source 50, 52 is arranged at the level of the portion 22A hidden from the glass 22 so as to be constantly hidden inside the hollow body 12, below the lips 34, 38 of the seals 28, 30. Thus, an observer perceives the light indirectly, after it has been diffused, reflected or refracted by the window 22.
• Each first 50 lum ineuse source is carried by a first associated support 54.
• the first support 54 is fixed to the inner face 24 of the window 22 by overmolding.
• each second source 52 l umineuse is carried by a second support 56 associated.
• the second support 56 is fixed to the outer face 26 of the window 22 by overmolding.
• Each support 54, 56 is made of an elastomeric material. It is, for example, a thermoplastic elastomer (TPE) such as polystyrene-b-poly (ethylene-butylene) -b- polystyrene (TPS-SEBS) or a rubber-based material such as a terpolymer of ethylene, propylene and diene monomer (EPDM).
• TPE thermoplastic elastomer
• TPS-SEBS polystyrene-b-poly (ethylene-butylene) -b- polystyrene
• EPDM diene monomer
• each support 54, 56 thus has a mounting base 58 for fixing and fixed against the face 24, 26 associated with the window 22, and a platform 60 for receiving the source 50, 52 associated light.
• the platform 60 is here inclined towards the associated face 24, 26 of the window 22 so as to allow an optimal orientation of the luminous beam emitted by the source 50, 52 lum ineuse towards the associated face 24, 26
• the window 22 and the supports 54, 56 thus form an ideal floor assembly.
• the window 22 is equipped with a first group of first 50 lum inous sources, here in the form of a strip of inescent electrolum iodines.
• the associated interior support 54 is common to the entire first group of first 50 light sources which are arranged in line on said interior support 54.
• the interior support 54 then has the shape of a long itudinal continuous bar of substantially identical transverse profile over its entire length.
• the window 22 can also be equipped with a second group of second light sources 52, here in the form of a strip of incandescent light-emitting iodines, which are carried by a common long external support 56.
• the external support 56 then has the shape of a continuous long itudinal bar of substantially identical transverse profile over its entire length.
• the support 54, 56 longitudinal inal here is arranged parallel to the line of demarcation between the hidden portion 22A and the portion 22B for closing the window 22.
• the support 54, 56 is for example tangent to the end sections 42A, 42B ity of the lower edge of the glass 22.
• the supports 54, 56 are here arranged at two different heights. This is due to the difference in height between the bodies 32 and 36 of each of the seals 28, 30.
• the inclination of the platform 60 of each support 54, 56 is determined so that the main axes of em ission of the light beams from each light source 50 , 52 intersect in the thickness of the window 22.
• the first support 54 is inclined at a first angle "a" with respect to the vertical plane of the window 22, while the second support 56 is inclined a second angle "b" relative to the vertical plane of the window 22.
• the fixing of the light sources 50, 52 on the platform 60 of the associated support 54, 56 is here real ized by elastic fitting in a housing 62 in the dovetail of the receiving platform 60.
• the platform 60 includes repl is 64 which delimit upwards the dovetail housings.
• the folds 64 extend long itudinally and they are arranged transversely on either side of the platform 60.
• the folds 64 are elastically deformable due to the composition of elastomeric material of the support 54, 56.
• the substrate 53 of the source 50, 52 lum ineuse is thus embedded, by elastic interlocking, in the housings 62 in dovetail by elastic deformation of the repl is 64.
• the substrate 53 of the source 50, 52 is bonded to the platform 60 of the support 54, 56.
• the window 22 is first of all real ized, for example in fire glass, illicit or tempered glass or organic glass, such as polymethyl methacrylate (PMMA) or polycarbonate (PC). Then each support 54, 56 is then molded onto the face 24, 26 associated with the window 22.
• PMMA polymethyl methacrylate
• PC polycarbonate
• the patterns 48 of broadcasts can be engraved before or after the molding of the supports 54, 56.
• the light sources 50, 52 are then fixed to the platform 60 of the associated support 54, 56. Finally, the window 22 thus Equipped with its light sources 50, 52 is mounted in the hollow body 1 2 of the door 10.
• the invention is appl icable has been described in appl ication with sliding side windows. It will be understood that it is also applicable to fixed windows of the passenger compartment of a motor vehicle, such as side windows, windscreens, quarter window panes or panoramic roof windows.

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• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Optics & Photonics (AREA)
• General Physics & Mathematics (AREA)
• Health & Medical Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Medicinal Chemistry (AREA)
• Polymers & Plastics (AREA)
• Organic Chemistry (AREA)
• Window Of Vehicle (AREA)
• Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=63491787

Family Applications (1)

Country Status (5)

Families Citing this family (1)

Family Cites Families (6)

• 2018
  • 2018-07-25 FR FR1856915A patent/FR3084475B1/fr active Active
• 2019
  • 2019-06-04 WO PCT/EP2019/064530 patent/WO2020020520A1/fr active Application Filing
  • 2019-06-04 KR KR1020217005547A patent/KR102661798B1/ko active IP Right Grant
  • 2019-06-04 CN CN201980051779.0A patent/CN112512796A/zh active Pending
  • 2019-06-04 EP EP19727700.7A patent/EP3826835A1/fr not_active Withdrawn

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