EP1520135B1 - Ensemble de diffusion de lumiere comprenant un dispositif d'ecran orientable - Google Patents

Ensemble de diffusion de lumiere comprenant un dispositif d'ecran orientable Download PDF

Info

Publication number
EP1520135B1
EP1520135B1 EP03720281A EP03720281A EP1520135B1 EP 1520135 B1 EP1520135 B1 EP 1520135B1 EP 03720281 A EP03720281 A EP 03720281A EP 03720281 A EP03720281 A EP 03720281A EP 1520135 B1 EP1520135 B1 EP 1520135B1
Authority
EP
European Patent Office
Prior art keywords
light
reflector
screen
distribution module
cross
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP03720281A
Other languages
German (de)
English (en)
Other versions
EP1520135A1 (fr
Inventor
Matthias Brand
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP1520135A1 publication Critical patent/EP1520135A1/fr
Application granted granted Critical
Publication of EP1520135B1 publication Critical patent/EP1520135B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
    • F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
    • F21S41/686—Blades, i.e. screens moving in a vertical plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof

Definitions

  • the invention relates to a light distribution assembly with an adjustable diaphragm arrangement for a combined high and low beam headlight, in particular for motor vehicles; with a reflector and a light source, wherein the diaphragm arrangement has a Abblendblende and a drive for adjusting the Abblendblende.
  • a vehicle headlamp in which a diaphragm system consisting of a fixed and a movable diaphragm is arranged between a reflector and a lens.
  • the fixed relative to the reflector and the lens aperture covers the area of the light exit opening of the reflector, which is not required for the generation of high beam.
  • the movable diaphragm is pushed linearly by means of a drive to produce low beam.
  • an adjustable diaphragm arrangement for a vehicle headlight in which a diaphragm support and its diaphragm are positioned in front of the light exit opening of the reflector.
  • the panel is operated by a linear rack.
  • the present invention is based on the problem to develop a light distribution assembly of a combined high and low beam headlamp, in which the aperture system whose suspension and drive consists of a few, simple and low-mass components.
  • the components are intended for high precision, functional reliability and absolute freedom from maintenance easy to assemble and adjust, and with very little movement joints and guides.
  • the dimming diaphragm positioned in front of the light exit opening of the reflector forms part of a diaphragm carrier guided along the reflector outside.
  • the diaphragm support has as hinges at least two - at least partially made of elastic deformable material - cantilevers. In the rear exterior of the reflector at least one attachment point is available for each cantilever.
  • the diaphragm carrier comprises a traverse which extends below or above the reflector and which is arranged on the diaphragm carrier outside the two cantilever arms.
  • a drive (130) is mounted, whose actuator is coupled to the crossbar.
  • Such a light distribution assembly is part of a conventional two-throw system.
  • the latter is a lamp that can produce low beam and high beam.
  • Such lamps generally have single-wire lamps, for example gas-discharge lamps, as lamps. Other bulbs are also conceivable.
  • gas-discharge lamps as lamps.
  • Other bulbs are also conceivable.
  • For the necessary asymmetry of the radiated low beam provide for right or left-hand traffic suitable eg stepped or angled Blendenoberkanten.
  • the light exit cross section of the reflector In order to switch between dipped beam and main beam, the light exit cross section of the reflector must be covered to varying degrees.
  • a diaphragm is used, which is mounted on a diaphragm support behind the reflector in spring-elastic Blattfeder- or film joints.
  • the aperture in front of the light exit opening on or pivoted.
  • it represents a dimming diaphragm while in the downwardly pivoted position it is a high-beam diaphragm. Since within a regular lamp operating time, the diaphragm has predominantly the function as a dimming diaphragm, the diaphragm is hereinafter hereafter named.
  • a drive for the pivoting movement can be used for a linear actuators, such as electrically operated spindle drives or solenoids or comparable linear motors and piezo blocks. Also corresponding part-turn actuators are conceivable.
  • memory metals may also be used in the film hinge areas, for example.
  • FIG. 1 shows an exploded view of the light distribution assembly of a motor vehicle headlight in a dimetric representation.
  • a lens (1) is arranged at a distance of several centimeters in front of the light exit opening (11) of the reflector (10).
  • the reflector (10) and the lens (1) are interconnected by a frame, not shown, or a headlight housing.
  • a cross member (30) is integrally formed or attached. At this cross member (30) is e.g. by means of the screws (77, 78) screwed to a cover carrier (40).
  • the diaphragm support (40) has directly in front of the light exit opening (11) a Abblendblende (41) on which a retractable left traffic aperture (100) is mounted and guided. Under the reflector (10), a drive (130) is arranged, the actuator (136) adjusts the diaphragm support (40). The actuator (136) is mounted on the diaphragm support (40).
  • the reflector (10) is, for example, an internally mirrored plastic injection-molded part with an optical axis (8). He is eg a parabolic mirror with three flats (12-14).
  • the flats (12-14) are here flat surfaces, which are each arranged at least approximately parallel to the optical axis (8).
  • the middle flattening (12) is at least approximately parallel to the road surface.
  • the lateral flattenings (13, 14) include with the middle (12) in each case, for example, a 135 ° angle.
  • the reflector (10) has around the light exit opening (11) a circumferential flange-like edge (16), which in the lower (19) and the lateral (17, 18) edge regions at least partially wider than in the other areas, cf. Figures 2 and 3.
  • stop arms (21, 22) are integrally formed. These each have a U-shaped cross section, which tapers towards its free end.
  • the flat underside (23) of the single stop arm (21, 22) is at least approximately parallel to the optical axis (8) and the central flattening (12).
  • Below each stop arm (21, 22) is in the lateral edge region (17, 18) has a slot-shaped, downwardly open recess (25, 26), see. Figures 14 and 16.
  • the single recess (25, 26) widened in the lower third of the slot depth.
  • the cross member (30) has in the region of the rear outer surface of the reflector (10) is substantially in the form of a flat plate whose long edges at least partially aligned transversely to the optical axis (8) and the central flattening (12). It is arranged on the reflector (10), for example, above the optical axis (8) so that its leading edges (35, 36) penetrate the reflector outer surfaces only approximately halfway. The rest of the front edges (35, 36) overhangs.
  • the length of the cross member (30) corresponds for example to 70% of the diameter of the light exit opening (11).
  • the cross member (30) has on its underside two attachment points (31, 32), cf. Figures 9 and 16.
  • the cross member (30) is higher in front than behind.
  • the cross member (30) has in each case a threaded bore (33, 34) which are oriented normal to the attachment surfaces of the attachment points (31, 32), cf. Figure 1.
  • the threads of the holes (33, 34) can also be produced by constructiverrehende thread-forming screws (77, 78).
  • the cross member (30) In the middle lower region of the cross member (30) has a recess, not shown, for receiving the light source (2).
  • the center line of the light source (2) lies on the optical axis (8).
  • the screen carrier (40) is shown with mounted left traffic aperture (100).
  • the diaphragm support (40) is, for example, a multiply bent, thin-walled sheet-metal part, which essentially surrounds a fictitious in-body (140).
  • the imaginary in-body (140) has the shape of a prism whose longitudinal edges in at least one operating state of the light distribution group extend at least approximately parallel to the optical axis (8).
  • the in-body (140) has a front end (141), a top (142), a bottom (143), two vertical side surfaces (145, 146) and two inclined side surfaces (147, 148).
  • the bottom (143) is parallel to the top (142). Both include with the end face (141) each a 90 ° angle. Between the oblique side surfaces (147, 148) and the bottom (143) are each 135 ° angle.
  • the Inelasticity (140) is mirror-symmetrically divided by a vertical center plane (9), on which, inter alia, the optical axis
  • the Abblendblende (41) In front of the face (141) lies in the upper area, about the upper half, the Abblendblende (41). It covers at least largely the light exit opening (11) below the stop arms (21, 22).
  • the Abblendblende (41) has an approximately centrally stepped upper edge (42), see. Figure 5, whose contour limits a right-hand traffic aperture.
  • Halfway up, the anti-glare screen (41) has a horizontally disposed, outwardly formed bead (43), e.g. extends over 80% of the local aperture width.
  • the lower region (44) of the dimming diaphragm (41), which extends over approximately 16% of the maximum dimming diaphragm height, is angled forwards by approximately 20 degrees. He (44) has e.g. only the length and lateral boundary which is necessary for covering the light exit opening (11) in the vicinity of the flat (12).
  • Both spring supports (47, 48) are bent out of the sheet metal of the dimming diaphragm (41) around a vertical bending line. At their free end they each have a downwardly directed stop (49).
  • the diaphragm carrier (40), cf. 4 goes laterally along the oblique side surfaces (147, 148) of the fictitious In stresses (140) in the grid side parts (51, 52) via.
  • the apertures (56, 57) are arranged so that two support struts (53, 54) which lead towards each other at an acute angle to one another and a support strut (55) are formed.
  • the support strut (55) connects the front support strut (53) respectively with the lateral edges of the Abblendblende (41).
  • the grid side parts (51, 52) merge into the planar vertical side parts (61, 62). These lie against the side surfaces (145, 146) of the fictitious In stresses (140).
  • the height of, for example, rectangular vertical side portions (61, 62) corresponds to e.g. 7% of the diameter of the light exit opening (11). Their length is e.g. 50% of the total length of the panel carrier (40).
  • the cantilever arms (65, 66) adjoin the vertical side parts (61, 62) at a 90 ° bend. Both inwardly bent cantilevers (65, 66) lie in the unloaded state flat on the top (142) of the fictitious In stresses (140).
  • the cantilevers (65, 66) run towards the vertical center plane (9). They close with the adjacent vertical side surfaces (61, 62) - in the plane of the upper side (142) - each e.g. a 30 ° angle. In the region of their free ends, the cantilevers (65, 66) are aligned parallel to the median plane (9). At the same time they run on both sides of holes (75, 76) pointed. Before each bore (75, 76) is a slot (73, 74). The straight, possibly the guide serving edges (79) of these slots (73, 74) are aligned parallel to the vertical center plane (9).
  • the diaphragm support (40) is closed annularly transversely to the optical axis (8).
  • the diaphragm body (40) is a dimensionally stable component, at least in the region of the dimming diaphragm (41) and the side parts (51, 52, 61, 62).
  • the lattice-like construction of the side parts (51, 52) contributes to this significantly.
  • the traverse (80) comprises a transverse web (81) and two tie rods (97, 98). Each tie rod (97, 98) includes at least approximately a right angle with the transverse web (81). The tie rods (97, 98) are located near the side edges of the underside (143).
  • the cross bar (81) consists of a left (83) and a right arm (84). Both arms (83, 84) overlap in the middle third of the transverse strut (81).
  • the arms (83, 84) are connected to each other, for example via two welding points. The welding points are each in the area of the arm ends. The end portions of the arms (83, 84) are in the overlapping zone widened towards the dimming diaphragm (41).
  • the respective widening (85, 86) there is an elongate opening (87, 88) into which two narrow tabs (93, 94, 95, 96) protrude.
  • the material web which delimits the respective opening (87, 88) at the front is referred to as a dome strip (91, 92).
  • the widenings (85, 86), including the dome bars and the tabs (93, 94, 95, 96) of the arms (83, 84) are each bent by about 30 ° so that they enclose a 60 ° angle.
  • a left traffic aperture (100) is placed, see. FIG. 4.
  • FIG. 6 it consists of a stamped, multiply bent sheet metal strip which has an aperture plate (101), a stepped upper edge (102), two leaf springs (121, 122) and two actuating lugs (117, 118).
  • the diaphragm plate (101) is bounded at the top by the approximately centrally stepped upper edge (102).
  • the contour of this upper edge (102) allows a characteristic road illumination of a left-traffic aperture (100).
  • the diaphragm plate (101) merges into two flat abutment surfaces (115, 116) which are angled forwards by 90 degrees to the front.
  • On the left contact surface (115) is located on the left outside the bent down actuating tab (117).
  • a comparable actuating tab (118) is also arranged on the outside of the other contact surface (116).
  • two angled leaf springs (121, 122) extend in the direction of the vertical center plane (9).
  • the leaf springs (121, 122) are designed kinked, the bend line at least approximately parallel to the optical axis (8).
  • the lying after the bending lines end portions (123, 124) of the leaf springs (121, 122) include with the preceding areas each about 150 °.
  • the bending lines of the leaf springs (121, 122) are arranged independently of the position of the left-hand traffic aperture (100) relative to the dimming diaphragm (41) such that the left-hand leaf spring (121) engages with the end region (123) and the right-hand leaf spring (122). with the area lying in front of the corresponding spring support (47, 48) contacted.
  • the leaf springs (121, 122) By the leaf springs (121, 122), the left traffic diaphragm (100) is loaded, inter alia, with a force component which acts to the right - in the direction of deactivation of the left traffic aperture (100).
  • the diaphragm plate (101) is delimited by a lower edge (103), which is rectilinear in the middle region. Between this lower edge (103) and the upper edge (102) are three slot-like recesses (114). The webs between the recesses (114) hide the resulting in the manufacture of the spring supports (47, 48) openings in the Abblendblende (41).
  • the left-hand traffic-control panel (100) has a vertical stop (105) at the left end, to which the sloping lifting ramp (107) and a horizontal section (113) adjoin. Between the stop (105) and the lifting bevel (107) is a notch base (109). At the other end of the left traffic aperture (100) there is a stop (106) with adjacent notch (111).
  • the Notch (112) lies with the notch base (109) at a height, cf. FIG. 6.
  • the latching notch (111) and the horizontal section (113) are cut by the amount less deeply than the notch (112) and the notch base (109) into the diaphragm plate (101) to which the left-hand traffic control panel (100) is higher than the upper edge (42) of the diaphragm carrier (40).
  • the diaphragm support (40) has between the upper portion of the Abblendblende (41) and the vertical side parts (61, 62) each have a Eckausbianung (45, 46).
  • the left-hand traffic aperture (100) used there lies on the guide at the cut edges or cut surfaces of the Eckausappelgeber (45, 46). If the left-hand traffic panel (100) is not needed, it lies in a lowered parking position, cf. et al FIG. 7. In this case, the notch base (109) and the center of the notch (112) lie on the respective bottom of the corner cutouts (45, 46).
  • the left-hand traffic control panel (100) In order to move the left-hand traffic control panel (100) back into its recessed parking position, it is pressed against the actuating lug (117) from the left. In this case, the latching notch (111) of the diaphragm plate (101) jumps out of the corner recess (46). At the lifting ramps (107, 108), the diaphragm plate (101) slips behind the dimming diaphragm (41) until the notch base (109) and the Notch (112) reach the respective bottom of the corresponding Eckaus predominantlyung (45, 46). The right stop (105) limits the return stroke.
  • the thickness of the panel carrier (40) and the left-hand traffic panel (100) is e.g. 0.4 mm.
  • the material used for both parts for example, X 12 CrNi 177 or a similar - equipped with spring properties - material used. Non-metallic materials are also conceivable. The latter are then shaped into the necessary physical shape in another process.
  • the lifting magnet (130) has a housing (131) which accommodates a winding and supports a lifting armature (136) protruding from the housing (131) and guides linearly.
  • the housing (131) has on both sides each one of the lateral housing wall projecting guide web (133, 134).
  • the lifting armature (136) when the winding is energized, the lifting armature (136) is pushed further out of the housing (131) by a predetermined stroke.
  • the lifting armature (136) has in the region of its free end e.g. a circumferential annular groove (137).
  • the drive (130) When mounting the light distribution assembly, first the drive (130) with its housing (131) arranged guide webs (133, 134) from the reflector back side between the guide rails (27, 28) of the reflector (10) and the underside of the central portion ( 12) inserted.
  • the lower edge area (19) serves as the front stop.
  • the housing (131) has eg at the rear of its the flattening (12) facing side a latching lug (135), with which it is locked in a corresponding recess in the reflector (10).
  • the left-hand traffic aperture (100) is placed on the dimming diaphragm (41) of the diaphragm carrier (40).
  • the leaf springs (121, 122) of the left traffic aperture (100) are stretched over the stops (49) under the spring supports (47, 48).
  • the left-hand traffic panel (100) is located i.d.R. in the parking position.
  • the finished panel support (40) is brought from below to the reflector (10) that the Abblendblende (41) in front of the light exit opening (11) comes to rest.
  • With the screws (77, 78) of the diaphragm support (40) is pre-fixed without clamping force on the reflector (10).
  • the transverse web (81) of the traverse (80) is pushed with the two dome strips (91, 92) of the spacers (85, 86) over the free end of the lifting armature (136) that the lifting armature (136) on both sides of two lugs (93, 95) and (94, 96) rests and the coupling bars (91, 92) for positive coupling top and bottom into the annular groove (137) resiliently engage, see. FIGS. 15 and 16.
  • the cantilever arms (65, 66) are not deformed in the screw rotation direction.
  • the cantilevers (65, 66) on stop edges, fixing bolts or the like can be protected against this deformation.
  • the mounted panel support (40) is guided over its vertical side parts (61, 62) in the edge region of the reflector (10) in the lateral recesses (25, 26), cf. 15 and 16. Due to the oblique position of the cross member (30) on the reflector (10) of the diaphragm support (40) under the bias of acting as a leaf springs cantilevers (65, 66) at the edge region (17, 18) of the reflector ( 10) located stop arms (21, 22). The screen carrier (40) touches the latter via the stop sections (67, 68), cf. FIGS. 9 and 10.
  • the diaphragm support (40) relative to the reflector (10) is further deflected down.
  • the cantilevers (65, 66) are more bent compared to the right-hand drive setting.
  • the upper edge (102) comes exactly to the level that occupies the upper edge (42) as part of a right-hand traffic.
  • the contours of the upper edges (42, 102) in their respective use with respect to the vertical center plane (9) are mirror-symmetrical.
  • a maximum deformation of the cantilevers (65, 66) results in the high beam setting.
  • the dimming diaphragm (41) is pivoted downward by pivoting the diaphragm carrier (40), cf. FIGS. 13 and 14.
  • the lifting armature (136) pushes the traverse (80) toward it - partially with bending of the tension struts (97, 98) - to the rear.
  • the diaphragm support (40) pivots about a fictitious, at least approximately horizontally oriented axis, which runs essentially through the centers of the bending zones (71, 72) of the cantilever arms (65, 66).
  • the Abblendblende (41) moves in front of the light exit opening in a first approximation on a circular path.
  • the pivoting movement is e.g. limited by the stroke of the actuator (136).
  • an elastic stop for the bending region (44) of the Abblendblende (41) may be arranged at the lower edge (19) of the reflector (10. This then results in the end of the pivoting vibration and noise damping.
  • the diaphragm support (40) swings upwards under the spring action of the cantilever arms (65, 66) against the stop arms (21, 22). Since the bias of the cantilevers (65, 66) then still big enough and the game of vertical side parts (61, 62) in the recesses (25, 26) is small enough, there is no overshoot or bouncing of the diaphragm support (40). In addition, the positively coupled return stroke of the lifting armature (136) dampens the upward movement.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un ensemble de diffusion de lumière d'un projecteur à feux de route et de croisement combinés, notamment pour des véhicules à moteur, cet ensemble comportant un réflecteur, une source lumineuse, un écran et un entraînement pour déplacer l'écran. Pour permettre la commutation entre les feux de route et de croisement, la section de sortie de la lumière du réflecteur doit être plus ou moins recouverte. A cet effet, l'écran selon l'invention est logé sur des articulations élastiques à ressort à lames dans un support d'écran placé derrière le réflecteur. L'entraînement permet de faire pivoter l'écran vers le haut ou vers le bas devant la section de sortie de lumière. La présente invention réalise ainsi un ensemble de diffusion de lumière avec un système d'écran dont la suspension et l'entraînement sont composés de seulement quelques éléments, à la fois simples et de faible masse.

Claims (8)

  1. Ensemble de distribution lumineuse à configuration de diaphragme variable pour un phare combiné feu de route-feu de croisement, en particulier pour les véhicules motorisés, avec un réflecteur (10) et une source lumineuse (2), ladite configuration de diaphragme comprenant un écran anti-éblouissant (41) et un entraînement (130) pour modifier la position dudit écran anti-éblouissant (41), caractérisé en ce que
    - l'écran anti-éblouissant (41) positionné devant le diaphragme de sortie de la lumière (11) du réflecteur (10) fait partie d'un support d'écran (40) placé le long du côté extérieur du réflecteur,
    - le support d'écran (40) possède au moins deux bras en porte-à-faux (65, 66) comme articulations qui sont réalisés en matériau élastique déformable, au moins dans certaines zones,
    - il existe dans la partie extérieure et postérieure du réflecteur (10) au moins un point de fixation (31, 32) pour chaque bras en porte-à-faux (65, 66),
    - le support d'écran (40) comprend une traverse (80) qui passe en dessous ou au-dessus du réflecteur (10) et est reliée au support (40) de manière décalée par rapport aux deux bras en porte-à-faux (65, 66)
    - et qu'un entraînement (130) est logé sur le côté du réflecteur (10) où se trouve la traverse (80) dont l'actionneur (136) est couplé à la traverse (80).
  2. Ensemble de distribution lumineuse selon la revendication 1, caractérisé en ce que le support d'écran (40) est une pièce de tôle en forme de cage à section trapézoïdale - plus étroite à la base et plus large en haut -, ladite section étant alignée de manière au moins approximativement normale par rapport à l'axe optique (8) du réflecteur (10) et symétriquement inversée par rapport au plan vertical médian (9).
  3. Ensemble de distribution lumineuse selon la revendication 2, caractérisé en ce que les segments du support d'écran (40) dépourvu de toute charge décrivent un corps intérieur fictif (140).
  4. Ensemble de distribution lumineuse selon la revendication 1, caractérisé en ce que le support d'écran (40) constitue un écran anti-éblouissant (41) en amont du diaphragme (11) du réflecteur (10), ledit écran étant orienté de manière au moins approximativement normale par rapport à l'axe optique (8) du réflecteur (10).
  5. Ensemble de distribution lumineuse selon la revendication 2, caractérisé en ce que des deux côtés de l'écran anti-éblouissant (41), et raccordées à celui-ci, se trouvent des pièces latérales (51, 52) qui constituent les flancs de la section trapézoïdale et sont chacune placées dans un plan normal par rapport à l'écran anti-éblouissant (41), au moins par endroits.
  6. Ensemble de distribution lumineuse selon la revendication 5, caractérisé en ce que les bras en porte-à-faux (65, 66) se raccordent aux zones supérieures (61, 62) des pièces latérales (51, 52) en s'infléchissant de 90°, les deux bras en porte-à-faux (65, 66) étant à l'état non-chargé dans un plan qui inclut un angle de 90° aussi bien avec le plan de l'écran anti-éblouissant (41) qu'avec le plan médian vertical (9).
  7. Ensemble de distribution lumineuse selon la revendication 2, caractérisé en ce que les pièces latérales (51, 52) vont en s'amenuisant vers le bas.
  8. Ensemble de distribution lumineuse selon la revendication 1, caractérisé en ce que la traverse (80) est constituée d'une entretoise (81) et de deux tirants (97, 98), lesdits tirants étant, à l'état non-chargé, parallèles au plan où se trouvent les bras en porte-à-faux (65, 66).
EP03720281A 2002-04-21 2003-04-22 Ensemble de diffusion de lumiere comprenant un dispositif d'ecran orientable Expired - Lifetime EP1520135B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10217785A DE10217785C1 (de) 2002-04-21 2002-04-21 Lichtverteilungsbaugruppe mit einer verstellbaren Blendenanordnung
DE10217785 2002-04-21
PCT/DE2003/001316 WO2003089840A1 (fr) 2002-04-21 2003-04-22 Ensemble de diffusion de lumière à dispositif d'écran orientable

Publications (2)

Publication Number Publication Date
EP1520135A1 EP1520135A1 (fr) 2005-04-06
EP1520135B1 true EP1520135B1 (fr) 2007-05-23

Family

ID=28051323

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03720281A Expired - Lifetime EP1520135B1 (fr) 2002-04-21 2003-04-22 Ensemble de diffusion de lumiere comprenant un dispositif d'ecran orientable

Country Status (3)

Country Link
EP (1) EP1520135B1 (fr)
DE (1) DE10217785C1 (fr)
WO (1) WO2003089840A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT502192B1 (de) * 2006-02-13 2007-02-15 Zizala Lichtsysteme Gmbh Blendenanordnung für eine lichteinheit
DE102007050206A1 (de) * 2007-10-20 2009-04-23 Hella Kgaa Hueck & Co. Projektionsscheinwerfer für Fahrzeuge
DE102011121425A1 (de) 2011-12-17 2013-06-20 Volkswagen Aktiengesellschaft Blendenanordnung für einen Fahrzeugscheinwerfer und Fahrzeugscheinwerfer mit einer solchen Blendenanordnung
FR2986197B1 (fr) * 2012-01-30 2015-01-23 Aml Systems Barrette de coupure de faisceau lumineux pour module optique et le module optique
JP6595258B2 (ja) 2015-08-26 2019-10-23 株式会社小糸製作所 灯具
CN215001388U (zh) 2021-02-09 2021-12-03 法雷奥照明湖北技术中心有限公司 发光组件、车灯和车辆

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19501173A1 (de) * 1995-01-17 1996-07-18 Bosch Gmbh Robert Scheinwerfer für Fahrzeuge
FR2769071B1 (fr) * 1997-09-26 1999-12-03 Valeo Vision Projecteur de type elliptique a faisceau variable, notamment pour vehicule automobile
FR2809801B1 (fr) * 2000-05-31 2002-09-06 Valeo Vision Projecteur pour vehicule automobile a ecran d'occultation associe a un ressort de rappel

Also Published As

Publication number Publication date
WO2003089840A1 (fr) 2003-10-30
EP1520135A1 (fr) 2005-04-06
DE10217785C1 (de) 2003-10-16

Similar Documents

Publication Publication Date Title
EP0862015B1 (fr) Projecteur pour véhicules
DE19710632A1 (de) Scheinwerfer für Abblendlicht und Fernlicht für Fahrzeuge
DE19833431C2 (de) Kraftfahrzeugscheinwerfer für Abblendlicht und Fernlicht mit einer lageveränderbaren Lichtquelle
DE102018216212B4 (de) Fahrzeugleuchte
EP0864804B1 (fr) Système de réglage commandable à distance pour la cache d'un projecteur de véhicule
EP1520135B1 (fr) Ensemble de diffusion de lumiere comprenant un dispositif d'ecran orientable
DE4407108A1 (de) Scheinwerfer für Fahrzeuge
DE19815107A1 (de) Ausrichtungsvorrichtung für Fahrzeugleuchten
AT412994B (de) Fahrzeugscheinwerfer
DE10033960B4 (de) Kraftfahrzeugscheinwerfer mit einer Blende für mehrere Stellungen
EP1201988A2 (fr) Projecteur pour véhicule
DE10044391B4 (de) Scheinwerfer für Kraftfahrzeuge
DE4243174C2 (de) Kraftfahrzeugscheinwerfer mit einer verstellbaren Blendenanordnung
DE19730413C2 (de) Scheinwerferanordnung für Fahrzeuge mit einer Stellvorrichtung für das Abblendlicht
DE102005035720A1 (de) Leuchte mit einer langgestreckten Lichtquelle und mit einem ebenfalls langgestreckten Lichtleitelement
EP1762774B1 (fr) Projecteur
EP0377866A2 (fr) Indicateur du sens de marche d'un système d'élévateur
DE69935763T2 (de) Kraftfahrzeugscheinwerfer mit elliptischem Reflektor und mit einer schwenkbaren Blende
DE60125627T2 (de) Scheinwerfer für Kraftfahrzeug, der mehrere Lichtbündelarten erzeugen kann
DE102009027849B4 (de) Vorrichtung zum automatischen Umschalten einer Abblendblende für eine Projektionseinheit eines Scheinwerfers
DE19907393A1 (de) Scheinwerferanordnung eines Kraftfahrzeugs für Abblendlicht und Fernlicht
DE10024841B4 (de) Kraftfahrzeugscheinwerfer mit stabilisiertem Lichtbündel
DE102006056333B4 (de) Blendenanordnung für eine Lichteinheit
DE2003921A1 (de) Verstellvorrichtung fuer Kraftfahrzeugscheinwerfer
EP1094428A2 (fr) Colonne de lampes

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20050131

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: F21S 8/12 20060101ALI20061227BHEP

Ipc: F21V 14/08 20060101AFI20061227BHEP

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): SE

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20080226

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20220422

Year of fee payment: 20

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG