Classifications

• • 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
  • B60Q1/0064—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor with provision for maintenance, e.g. changing the light bulb
• • 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
  • B60Q1/0064—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor with provision for maintenance, e.g. changing the light bulb
  • B60Q1/007—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor with provision for maintenance, e.g. changing the light bulb via a removable cap

Definitions

• the present invention relates to an access arrangement to the retractable lighting modules of a vehicle headlight, in particular an easy access allowing the change of a lighting module quickly.
• the document FR2863971 describes an arrangement of a flap for access to the bulbs of a motor vehicle headlamp comprising a hood and a grille provided with at least one grille closing a cavity of the localized grille. in the vicinity of the projector.
• the access door is constituted by the grid held in the closed position of the cavity by a locking means accessible only when the hood is open.
• the projectors are in the form of housings covered with a stylized ice with multiple curvatures. These projectors include all the bulbs of different shape and size necessary for the lighting of the vehicle. Therefore, these projectors are awesome and bulky.
• the housing in the front panel must be important to receive it and legs are provided on the casing of the housing to fix it on the vehicle structure. Access to bulbs located at the back of the projector housing is not easy, it some elements may need to be removed to access defective bulbs.
• the present invention aims to overcome these disadvantages by providing a projector equipped with access to bulbs and lighting modules with great ease to make their changes in case of failure.
• the invention proposes an arrangement of a projector comprising a housing equipped with light sources capable of delivering beams facing a window that can be closed by an ice-cream, the projector housing being devoid of a wall on its upper region, generating an opening allowing direct access to the light sources.
• the projector housing is directly shaped in the structure of the vehicle body.
• the projector casing is equipped with independent lighting modules.
• the lighting modules are retractable independently of each other.
• the housing has walls extending in a vertical direction ending in a right-angled rim whose periphery forms the upper opening.
• the opening of the housing of the projector is closed by a lining of the engine hood when it is closed.
• the opening of the housing of the headlamp is hermetically sealed by a lining of the engine bonnet when it is closed, by means of a tubular joint.
• the tubular seal may be fixed on the rim of the opening of the housing or on the lining of the hood of the engine compartment, by adhesivation.
• the rim of the opening of the housing or the bonnet liner has complementary surfaces.
• the invention also relates to a motor vehicle comprising a housing equipped with sources illuminated, with an upper opening and a bonnet, having the above characteristics.
• FIG 1 shows a perspective view of the arrangement of a projector equipped with retractable modules in active position according to the invention
• FIG 2 shows a perspective view of the arrangement of a projector equipped with retractable modules in the inactive position according to the invention
• FIG. 3 shows a profile view in section of a headlamp equipped with a retractable module in active position according to the invention
• FIG. 4 shows a profile view in section of a headlamp equipped with a retractable module in an inactive position according to the invention
• FIG 5 shows a perspective view showing the attachment of the modules on a plate intended to be mounted above the cavity in which the modules are placed in the active position;
• FIG 6 shows a profile view in partial section of a projector 1 equipped with a retractable module 2 shown in the retracted position in bold lines and, in the deployed position in fine lines, having an open upper zone 30 to access the module 2 according to the invention.
• Figure 1 shows a perspective view of the arrangement of a projector 1 with retractable modules 2 in the deployed position according to the invention.
• the projector 1 is in the form of a stylized window 3 made in the vehicle body 5, extended inwards by a cavity 4 in which the retractable modules 2 are mounted.
• the four modules 2 are in the deployed position, that is to say that they are able to emit if necessary a light source.
• the cavity 4 comes directly from the material with the structure of the vehicle.
• the components of the projector 1 are therefore assembled directly into the cavity 4 provided for this purpose on the front of the vehicle.
• the view shows four modules 2 arranged side by side, obviously this number is not limiting. Moreover, according to the needs one or more modules 2 can be placed in the deployed position, the others remaining in the retracted position.
• a protective screen 6 can be placed on the opening 3. Stylized rods 7 or specific patterns can be reproduced on the screen 6.
• FIG 2 shows a perspective view of the arrangement of a projector 1 equipped with retractable modules 2 (visible in Figure 1) in retracted position according to the invention.
• This view shows the stylized window 3, extended inwards by a cavity 4 in which the retractable modules 2 are mounted in the retracted position, that is to say that they are not visible because they have been retracted by rotation in a housing above the cavity 4. Therefore, through the window 3, no module 2 is visible, however the bottom of the cavity 4 can receive a mood lighting, for example it could be an acronym or a backlit signature.
• FIG. 3 shows a profile view in section of a projector 1 equipped with a retractable module 2 in the deployed position according to the invention.
• the window 3 of the cavity 4 is closed by a protective screen 6 to prevent the cavity 4 receiving the module in the deployed position is soiled by weather or other projectiles.
• the cavity 4 has a housing 8 in its upper zone to receive the module 2 in the retracted position.
• the cavity 4 and the housing 8 are directly made in the structure 9 of the vehicle which can result from the assembly of several structural elements.
• Mechanical means 15 allow the rotation of the module 2 along an angular trajectory of 90 degrees, in the case of the invention, the mechanical means are constituted by a servo motor 15.
• the module 2 is a compact element whose light source is emitted by a power diode.
• the module 2 consists of a housing 10 having zones on the side 11 provided on its front face with a window 12 enveloping the open areas of the housing 10, the housing 10 has on its upper part an arm 13 disposed perpendicular to the axis 14 2.
• the free end of the arm 13 has a bore 13a which allows its attachment to the axis of the servo motor 15 itself mounted on a plate 16 assembled on a development of the structure 9 of the cavity 4.
• the initial adjustment of the position of the arm 13 is carried out by the screw system 17.
• the lens 12 of the module 2 In its deployed position, the lens 12 of the module 2 is opposite the window 3 of the cavity 4 and, if necessary, emit a light beam carrying out the low beam or high beam function.
• Figure 4 shows a sectional side view of a projector 1 equipped with a retractable module 2 in retracted position according to the invention.
• the module 2 in the retracted position rotates in the counter-clockwise direction by an angular rotation of 90 degrees according to the arrow 18, in fact the longitudinal axis 14 of the module 2 is vertical and the module 2 occupies the housing 8 above the cavity 4.
• the curved zone 4a of the cavity 4 opposite the window 3 may comprise a light source producing a backlight 25 in order to create a specific light signature.
• FIG. 5 presents a perspective view showing the fixing of the modules 2 on a plate 16 intended to be mounted above the cavity 4 (not visible) in which the modules 2 are installed in position deployed.
• the plate 16 is assembled on an arrangement of the structure 9 (not visible) of the cavity 4 by appropriate means for example by clipping or assembly.
• the plate 16 in the form of a flat plate 20 pre-cut to fit the upper section of the cavity 4.
• the front edge is curved to fit the profile of the structure (not visible) of the body.
• the plate 16 has slots 19 of substantially rectangular shape to allow the passage of the housing part 10 of the modules 2 in the retracted position.
• the module 2 fixed on a hook 21 of the lateral edge 23 retracts to the outside of said lateral edge 22 of the plate 16.
• the digital servo motor is removably attached to the front edge 22 of the rectangular lights 19 and 23 of the side edge 23.
• the modules 2 are fixed by the bore 14 of the arm 13 on an axis of the servo motor 15, so as to be easily removable. Thus, in case of failure of a module 2, it can be changed conveniently and quickly through a quick hitch system.
• the plate 16 shown has three modules 2 but this number is in no way limiting, depending on the lighting scenario chosen for the vehicle, the number of modules 2 may vary depending on the needs.
• the modules are placed side by side offset longitudinally according to the profile of the front curve 25 of the plate 16. They could also be offset in height depending on the desired stylistic effect.
• FIG. 6 shows a profile view in partial section of a headlamp 1 equipped with a retractable module 2 shown in the retracted position in full lines and, in the extended position in short broken lines, comprising an open upper zone 30 for accessing the module. 2 according to the invention.
• the housing 26 of the projector 1 is directly manufactured with the structural parts 9 of the vehicle body.
• the structural part 9 has walls 9a forming a cavity portion 4 and walls 9b forming a housing portion 8.
• the plate 16 may be sandwiched between the flanges of the walls 9a, 9b which are fixed together.
• the walls 9a, 9b of the bottom of the projector 1 are curved in the vertical plane, so as to adapt to the trajectory of the rotation of the module 2.
• the structural part 9 comprising the walls 9a, 9b is devoid of walls at its upper region 27, conferring a large opening 30.
• the end of the walls 9b has rims 9c at right angles forming a bearing surface 31.
• the opening 30 must be constantly closed when the access to the module is not necessary, to prevent all surrounding impurities to pollute the interior of the housing 26 of the projector 1. This goal is achieved with the cover 33 to access the engine compartment of the vehicle.
• the layout of the Projector 1 thus comprises the housing and the cover 33 of the engine compartment.
• the cover 33 in the closed position comprises a flat lining 34 which cooperates with the flanges 9c of the opening 30 via a tubular seal 35.
• the tubular joint 35 is slightly crushed to obtain a perfect seal.
• the seal 35 can be glued indifferently on the flat lining 34 of the cover or the rim 9c of the opening 30.
• the lining 34 is not necessarily flat, it is sufficient that the liner 34 is complementary to the flanges 9c of the opening 30. It is well understood that the lifting of the cover 33 'allows to clear the opening 30 for easy access to the light sources 2. Conversely, when the cover 33 is closed along the arrow 36, the opening 30 is closed.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Lighting Device Outwards From Vehicle And Optical Signal (AREA)
• Non-Portable Lighting Devices Or Systems Thereof (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=48741400

Family Applications (1)

Country Status (4)

Families Citing this family (2)

Family Cites Families (5)

• 2013
  • 2013-04-10 FR FR1353221A patent/FR3004394B1/fr active Active
• 2014
  • 2014-04-08 WO PCT/FR2014/050842 patent/WO2014167240A1/fr active Application Filing
  • 2014-04-08 EP EP14723098.1A patent/EP2983947A1/fr not_active Withdrawn
  • 2014-04-08 CN CN201480026407.XA patent/CN105189205B/zh active Active

Non-Patent Citations (2)

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