WO2014148030A1 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- WO2014148030A1 WO2014148030A1 PCT/JP2014/001496 JP2014001496W WO2014148030A1 WO 2014148030 A1 WO2014148030 A1 WO 2014148030A1 JP 2014001496 W JP2014001496 W JP 2014001496W WO 2014148030 A1 WO2014148030 A1 WO 2014148030A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lamp
- lamp unit
- projection lens
- reflex reflector
- extension member
- Prior art date
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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
-
- 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
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
-
- 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
- B60Q1/2607—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 comprising at least two indicating lamps
-
- 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
- B60Q1/30—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 for indicating rear of vehicle, e.g. by means of reflecting surfaces
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
- F21S43/315—Optical layout thereof using total internal reflection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
-
- 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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
-
- 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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
Definitions
- the present invention relates to a vehicular lamp, and more particularly to a vehicular lamp used in a vehicle such as an automobile.
- Patent Document 1 discloses a vehicular lamp in which a reflex reflector that reflects light entering from the outside of the lamp toward the outside of the lamp is provided on the inner surface of the lamp body (housing) or a light projecting cover (outer lens). ing.
- the reflex reflector reflects light emitted from the side of the host vehicle toward the side.
- the existence of the host vehicle can be recognized by another vehicle or the like located on the side.
- the reflex reflector When the reflex reflector is provided on the floodlight cover, the reflex reflector may interfere with the light irradiation of the vehicle lamp.
- the reflex reflector when the reflex reflector is provided on the lamp body, for example, the side wall of the lamp body is extended in front of the lamp so that the reflection surface of the reflex reflector is directed in the incident direction of the light, and the reflex It was necessary to devise such as providing a reflector. For this reason, there is a risk of increasing the size of the vehicular lamp.
- This invention is made
- the objective is to provide the technique for suppressing the fall and the enlargement of the light irradiation function of the vehicle lamp by providing a reflex reflector. .
- an aspect of the present invention is a vehicle lamp.
- the vehicular lamp includes a first lamp unit having a first projection lens and a second projection lens, and is arranged in a substantially horizontal direction with the first lamp unit, and the second projection lens is more than the first projection lens.
- a region between the first projection lens and the second projection lens on the second lamp unit disposed so as to be located on the rear side of the lamp, and on the side surface of the first lamp unit on the second lamp unit side.
- a reflex reflector that reflects light entering from outside the lamp.
- a third lamp having a third projection lens, arranged in a horizontal direction with the second lamp unit, and disposed so that the third projection lens is located on the rear side of the lamp with respect to the second projection lens.
- the reflex reflector provided on the side surface of the unit and the first lamp unit is referred to as a first reflex reflector
- the second projection lens and the side surface on the side of the second lamp unit on the third lamp unit side And a second reflex reflector provided in a region between the third projection lens. According to this, it is possible to make other vehicles or the like more easily recognize the presence of the host vehicle.
- the first lamp unit has a first extension member that constitutes a side surface on the second lamp unit side
- the second lamp unit is a second extension member that constitutes a side surface on the third lamp unit side.
- the first reflex reflector may be provided on the first extension member
- the second reflex reflector may be provided on the second extension member. According to this, the reflex reflector can be easily fixed. Further, the first extension member and the second extension member may be integrally formed. According to this, the number of parts of the vehicular lamp can be reduced, and the assembly process of the vehicular lamp can be simplified.
- the present invention it is possible to provide a technique for suppressing the reduction and enlargement of the light irradiation function of the vehicular lamp by providing the reflex reflector.
- FIG. 1 It is a horizontal sectional view showing a schematic structure of a vehicular lamp according to an embodiment. It is a perspective view which shows schematic structure of the vehicle lamp which concerns on a modification.
- FIG. 1 is a horizontal sectional view showing a schematic structure of a vehicular lamp according to an embodiment.
- the vehicular lamp 1 according to the present embodiment is a vehicular headlamp device having a pair of headlamp units arranged on the left and right sides in front of the vehicle. Since the pair of headlamp units have substantially the same configuration except that they have a symmetrical structure, FIG. 1 shows the structure of one headlamp unit as the vehicular lamp 1.
- the vehicle lamp 1 includes a lamp body 2 having an opening on the front side of the vehicle, and a translucent cover 4 attached so as to cover the opening of the lamp body 2.
- the translucent cover 4 is made of translucent resin or glass.
- the first lamp unit 20, the second lamp unit 40, the third lamp unit 60, the first reflex reflector 80 (the first lamp unit 20 , A second reflex reflector 82 and a third reflex reflector 84 are accommodated.
- the first lamp unit 20, the second lamp unit 40, and the third lamp unit 60 are each supported by the bracket 6.
- the first lamp unit 20 to the third lamp unit 60 are supported by the common bracket 6.
- the bracket 6 is a plate member bent in a step shape. The other end (right side in FIG. 1) of the bracket 6 is located behind the lamp rather than one end (left side in FIG. 1).
- the bracket 6 is arranged so that its main surface faces the lamp front-rear direction.
- a screw hole is provided in the peripheral portion of the bracket 6, and an aiming screw 8 that protrudes from the wall surface of the lamp body 2 to the front side of the lamp is screwed into the screw hole.
- the vehicular lamp 1 can adjust the optical axes of the first lamp unit 20 to the third lamp unit 60 vertically and horizontally by the aiming screw 8.
- the support structure for the first lamp unit 20 to the third lamp unit 60 is not particularly limited to this.
- the first lamp unit 20 is a reflection type lamp unit, and includes a first light source mounting portion 22, a first light source 24, a first reflector 26, a first shade member 28, a first projection lens 30, and a first projection lens 30. 1 extension member 32.
- the first light source mounting portion 22 protrudes forward from the front side surface of the lamp at an arbitrary stage of the stepped bracket 6 (the frontmost stage in the present embodiment), and the first light source 24 is mounted on the upper surface thereof. .
- the first light source mounting portion 22 and the bracket 6 are integrally formed. Radiation fins 92 are provided on the back side of the first light source mounting portion 22 in the bracket 6.
- the first light source 24 is, for example, a white light emitting diode (white LED), and includes a light emitting element and a substrate that supports the light emitting element.
- the substrate is a thermally conductive insulating substrate made of ceramic or the like.
- An electrode (not shown) that transmits power to the light emitting element is formed on the substrate.
- the first reflector 26 has a substantially dome shape and is fixed to the first light source mounting portion 22 so as to cover the first light source 24.
- the reflective surface is formed inside.
- the reflecting surface is a reflecting surface constituted by a part of a spheroid, and has a focal point F1a and a focal point F1b located on the front side of the lamp with respect to the focal point F1a.
- the 1st shade member 28 has the plane part 28a arrange
- the first reflector 26 has a focal point F1a on the reflecting surface located near the first light source 24, and a focal point F1b located near the ridge line 28c formed by the flat surface portion 28a and the curved portion 28b of the first shade member 28. Has been placed.
- the first projection lens 30 is a plano-convex lens having a convex front surface and a flat rear surface.
- the first projection lens 30 projects a light source image formed on the rear focal plane including the rear focus on the virtual vertical screen in front of the lamp as a reverse image.
- the first projection lens 30 is disposed so that the rear focal point overlaps the focal point F ⁇ b> 1 b, and is fixed to the tip of the first shade member 28.
- the first lamp unit 20 is a lamp unit for forming a low beam light distribution pattern.
- the ridge line 28 c of the first shade member 28 has a shape corresponding to the cut-off line included in the light distribution pattern formed by the first lamp unit 20.
- the light emitted from the first light source 24 is reflected toward the focal point F ⁇ b> 1 b by the reflecting surface, a part thereof is selectively cut by the first shade member 28, and the rest enters the first projection lens 30.
- the light incident on the first projection lens 30 is irradiated from the first projection lens 30 forward of the lamp.
- the second lamp unit 40 is a reflective lamp unit, and includes a second light source mounting portion 42, a second light source 44, a second reflector 46, a second shade member 48, a second projection lens 50, and a second projection lens 50. 2 extension members 52.
- the second light source mounting portion 42 is located next to the step where the first light source mounting portion 22 of the bracket 6 is provided and on the rear side of the lamp (in the present embodiment, the center step) from the front side of the lamp to the front of the lamp.
- the second light source 44 is mounted on the upper surface. Radiation fins 92 are provided on the back side of the second light source mounting portion 42 in the bracket 6. In the present embodiment, the second light source mounting portion 42 and the bracket 6 are integrally formed.
- the second light source 44 has the same configuration as the first light source 24.
- the 2nd reflector 46, the 2nd shade member 48, and the 2nd projection lens 50 have the same structure as the 1st reflector 26, the 1st shade member 28, and the 1st projection lens 30, and are arranged by the same positional relationship. Yes.
- the second lamp unit 40 is a lamp unit for forming a low beam light distribution pattern. The light emitted from the second light source 44 is reflected by the reflecting surface of the second reflector 46, a part thereof is selectively cut by the second shade member 48, and the rest enters the second projection lens 50. The light incident on the second projection lens 50 is irradiated from the second projection lens 50 forward of the lamp.
- the third lamp unit 60 is a reflective lamp unit, and includes a third light source mounting portion 62, a third light source 64, a third reflector 66, a third shade member 68, a third projection lens 70, 3 extension members 72.
- the third light source mounting part 62 is located next to the stage where the second light source mounting part 42 of the bracket 6 is provided and located on the rear side of the lamp (from the last stage in the present embodiment) to the front side of the lamp.
- the third light source 64 is mounted on the upper surface. Radiation fins 92 are provided on the back side of the third light source mounting portion 62 in the bracket 6. In the present embodiment, the third light source mounting portion 62 and the bracket 6 are integrally formed.
- the third light source 64 has the same configuration as the first light source 24.
- the third reflector 66, the third shade member 68, and the third projection lens 70 have the same structure as the first reflector 26, the first shade member 28, and the first projection lens 30, and are arranged in the same positional relationship. Yes.
- the third lamp unit 60 is a lamp unit for forming a low beam light distribution pattern. The light emitted from the third light source 64 is reflected by the reflecting surface of the third reflector 66, a part thereof is selectively cut by the third shade member 68, and the rest enters the third projection lens 70. The light incident on the third projection lens 70 is irradiated from the third projection lens 70 forward of the lamp.
- the second lamp unit 40 is arranged in a substantially horizontal direction with the first lamp unit 20, and is disposed such that the second projection lens 50 is located on the rear side of the lamp with respect to the first projection lens 30 when viewed from above the lamp.
- the third lamp unit 60 is arranged in the horizontal direction with the second lamp unit 40 so that the third projection lens 70 is located on the rear side of the lamp with respect to the second projection lens 50 when viewed from above the lamp. .
- the first extension member 32 of the first lamp unit 20 is fixed to the bracket 6 and is on the side of the first lamp unit 20 on the side of the second lamp unit 40, and the first projection lens 30 and the first lamp 30 in the lamp front-rear direction.
- the area between the two projection lenses 50 is covered. Therefore, the first extension member 32 constitutes the side surface of the first lamp unit 20 on the second lamp unit 40 side.
- the first extension member 32 may also cover other regions such as the upper surface of the first lamp unit 20 and the side opposite to the second lamp unit 40.
- the second extension member 52 of the second lamp unit 40 is fixed to the bracket 6 and is on the side of the second lamp unit 40 on the side of the third lamp unit 60, and the second projection lens 50 and the second projection lens 50 in the lamp front-rear direction.
- the area between the three projection lenses 70 is covered. Therefore, the second extension member 52 constitutes a side surface of the second lamp unit 40 on the third lamp unit 60 side. Note that the second extension member 52 may also cover other areas such as the upper surface of the second lamp unit 40.
- the third extension member 72 of the third lamp unit 60 is fixed to the bracket 6, on the side of the third lamp unit 60 opposite to the second lamp unit 40, and more than the third projection lens 70. Covers the rear area. Therefore, the third extension member 72 constitutes the side surface of the third lamp unit 60. Note that the third extension member 72 may also cover other regions such as the upper surface of the third lamp unit 60.
- the first reflex reflector 80, the second reflex reflector 82, and the third reflex reflector 84 are configured by retroreflective surfaces that reflect light entering from the outside of the lamp through the translucent cover 4 toward the incident direction. Yes.
- each reflex reflector reflects light incident from the side of the vehicle body.
- the first reflex reflector 80 is provided in a region between the first projection lens 30 and the second projection lens 50 on the side surface of the first lamp unit 20 on the second lamp unit 40 side.
- the region where the first reflex reflector 80 is provided is a region between the first projection lens 30 and the second projection lens 50 in the lamp front-rear direction.
- the first reflex reflector 80 is provided on the first extension member 32.
- the second reflex reflector 82 is provided in a region between the second projection lens 50 and the third projection lens 70 on the side surface of the second lamp unit 40 on the third lamp unit 60 side.
- the region where the second reflex reflector 82 is provided is a region between the second projection lens 50 and the third projection lens 70 in the lamp front-rear direction.
- the second reflex reflector 82 is provided on the second extension member 52.
- the third extension member 72 is provided in a region of the third lamp unit 60 on the side opposite to the second lamp unit 40 and in the area behind the lamp relative to the third projection lens 70.
- the third extension member 72 is provided on the third reflex reflector 84.
- a plurality of lamp units are arranged with a step in the front-rear direction of the lamp, and the reflex reflector is arranged on the surface facing the lamp side generated by the steps.
- the reflex reflector is arranged on the surface facing the lamp side generated by the steps.
- each of the first lamp unit 20 to the third lamp unit 60 has a different light distribution pattern, and forms a partial light distribution pattern that constitutes a part of the low beam light distribution pattern. Patterns may be combined to form a low beam light distribution pattern.
- the difference in the shape of the partial light distribution pattern formed by each lamp unit can be realized by adjusting the shape of the reflecting surface of the reflector of each lamp unit, the ridge line of the shade member, the projection lens, etc. Since it is publicly known, detailed description is omitted.
- the second lamp unit 40 is aligned with the first lamp unit 20 in a substantially horizontal direction, and the second projection lens 50 is more than the first projection lens 30. It arrange
- a first reflex reflector 80 is provided in a region between the first projection lens 30 and the second projection lens 50 on the side surface of the first lamp unit 20 on the second lamp unit 40 side. Thereby, it can avoid that a reflex reflector prevents the progress of the light irradiated from each lamp unit. Further, it is possible to avoid the reflex reflector from hindering miniaturization of the vehicular lamp.
- the appearance of the vehicular lamp can be made novel, and the design of the vehicular lamp can be improved.
- the first lamp unit 20 to the third lamp unit 60 are so-called projector optical systems. Therefore, the light utilization rate can be increased as compared with a so-called parabolic optical system. Accordingly, the first lamp unit 20 to the third lamp unit 60 can be easily formed into an elongated shape when viewed from the front of the lamp.
- the vehicular lamp 1 according to the modification is different from the vehicular lamp 1 according to the embodiment except that the shape of each lamp unit is different and the first extension member 32 to the third extension member 72 are integrally formed. It has the same configuration.
- the vehicular lamp according to the present modification will be described focusing on differences from the embodiment.
- symbol is attached
- FIG. 2 is a perspective view showing a schematic structure of a vehicular lamp according to a modification.
- the lamp body 2 and the translucent cover 4 are not shown.
- the first lamp unit 20 to the third lamp unit 60 are respectively the first lamp subunits 20a, 40a, 60a, the second lamp subunits 20b, 40b, 60b, and the third lamp subunit. It has units 20c, 40c, 60c.
- the first lamp subunits 20a, 40a, 60a and the second lamp subunits 20b, 40b, 60b are each a reflective lamp unit, and have the same configuration as the first lamp unit 20 of the above-described embodiment.
- the third lamp subunit 20c is, for example, a direct-type lamp unit, and includes a light source mounting part, a light source, a lens holder part, and a projection lens. Since the structure of the direct-type lamp unit is known, detailed description thereof is omitted.
- the first extension member 32 has an opening in an area where each projection lens of the first lamp subunit 20a, the second lamp subunit 20b, and the third lamp subunit 20c exists, and covers the periphery of the first lamp unit 20.
- the second extension member 52 has an opening in the area where each projection lens of the first lamp subunit 40a, the second lamp subunit 40b, and the third lamp subunit 40c exists, and covers the periphery of the second lamp unit 40.
- the third extension member 72 has an opening in the area where each projection lens of the first lamp subunit 60a, the second lamp subunit 60b, and the third lamp subunit 60c exists, and covers the periphery of the third lamp unit 60. ing.
- the first extension member 32, the second extension member 52, and the third extension member 72 are integrally formed. Thereby, the number of parts of the vehicular lamp 1 can be reduced, and the assembly process of the vehicular lamp 1 can be simplified.
- the lens 90 for light emission between lenses is arrange
- the inter-lens area light-emitting lens 90 includes a part of the light emitted from at least one of the first lamp subunits 20a, 40a, 60a and the second lamp subunits 20b, 40b, 60b. It functions as an optical member that emits light forward from the area between the projection lenses 40a and 60a and the projection lenses of the second lamp subunits 20b, 40b, and 60b.
- the vehicular lamp 1 reflects a part of the light emitted from at least one of the two lamp units internally in the inter-lens area light-emitting lens 90, etc. It leads to the area
- the vehicular lamp 1 can emit light in the region between the first lamp subunits 20a, 40a, 60a and the second lamp subunits 20b, 40b, 60b when viewed from the outside of the lamp. Therefore, the first lamp subunits 20a, 40a, 60a and the second lamp subunits 20b, 40b, 60b can be easily seen as one continuous light emitting unit.
- the inter-lens area light emitting lens 90 covers the entire projection lens of the two lamp units as viewed from the front of the lamp. Thereby, the unity feeling of two lamp units can be raised more.
- the inter-lens area light emitting lens 90, the first extension member 32, the second extension member 52, and the third extension member 72 can be formed as follows, for example. That is, using a translucent resin material or the like, an integrally molded product including a portion having the shape of the inter-lens area light emitting lens 90 and a portion having the shape of each extension member is created. Then, by applying a surface treatment such as metal vapor deposition or paint coating to the surface of each extension member in this integrally molded product, the inter-lens area light emitting lens 90 and each extension member can be formed. it can.
- the projection lenses of the first lamp subunits 20a, 40a, 60a have a vertically long shape, and the projection lenses of the second lamp subunits 20b, 40b, 60b have a horizontally long shape.
- each projection lens is arrange
- a substantially L shape is formed by two projection lenses.
- the 1st light source 24, the 2nd light source 44, and the 3rd light source 64 may be light sources other than LED, such as an incandescent lamp and a discharge lamp. Moreover, although the vehicle lamp 1 has three lamp units, the number is not specifically limited, What is necessary is just to have two or more lamp units.
- the first lamp unit 20 to the first projection lens 30 may be direct-type lamp units, and the light distribution pattern formed by each lamp unit is not limited to the low beam light distribution pattern.
- a reflex reflector that is provided in a region between the first projection lens and the second projection lens on a side surface of the first lamp unit on the second lamp unit side and reflects light entering from the outside of the lamp;
- a vehicular lamp characterized by comprising:
- An i-th lamp unit (i is an integer of 3 or more) arranged to be located on the side;
- the (i-1) th rear lens provided in a region between the (i-1) th projection lens and the ith projection lens on the side surface of the (i-1) th lamp unit on the ith lamp unit side.
- Each of the first to (i-1) lamp units has an extension member constituting the side surface, The vehicle lamp according to item 2, wherein each reflex reflector is provided on each extension member.
- the present invention can be used for a vehicular lamp.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
変形例に係る車両用灯具1は、各灯具ユニットの形状が異なる点と第1エクステンション部材32~第3エクステンション部材72が一体成形されている点を除き、実施の形態に係る車両用灯具1と同様の構成を備える。以下、実施の形態と異なる点を中心に、本変形例に係る車両用灯具について説明する。なお、実施の形態と同一の構成については同一の符号を付し、その説明及び図示は省略する。
第1光源24、第2光源44及び第3光源64は、白熱灯や放電灯等のLED以外の光源であってもよい。また、車両用灯具1は、3つの灯具ユニットを有するが、その数は特に限定されず、2つ以上の灯具ユニットを有していればよい。第1灯具ユニット20~第1投影レンズ30は直射型の灯具ユニットであってもよく、各灯具ユニットが形成する配光パターンもロービーム用配光パターンに限定されない。
(項目1)
第1投影レンズを有する第1灯具ユニットと、
第2投影レンズを有し、前記第1灯具ユニットと略水平方向に並び、前記第1投影レンズよりも前記第2投影レンズが灯具後方側に位置するように配置された第2灯具ユニットと、
前記第1灯具ユニットの第2灯具ユニット側の側面における、前記第1投影レンズと前記第2投影レンズとの間の領域に設けられ、灯具外部から進入する光を反射するリフレックスリフレクタと、
を備えることを特徴とする車両用灯具。
(項目2)
第i投影レンズを有し、第(i-1)灯具ユニットと水平方向に並び、前記第(i-1)灯具ユニットの第(i-1)投影レンズよりも前記第i投影レンズが灯具後方側に位置するように配置された第i灯具ユニット(iは3以上の整数)と、
前記第(i-1)灯具ユニットの第i灯具ユニット側の側面における、前記第(i-1)投影レンズと前記第i投影レンズとの間の領域に設けられる第(i-1)のリフレックスリフレクタと、をさらに備える項目1に記載の車両用灯具。
(項目3)
第1~第(i-1)の各灯具ユニットは、前記側面を構成するエクステンション部材を有し、
各リフレックスリフレクタは、各エクステンション部材に設けられる項目2に記載の車両用灯具。
(項目4)
前記各エクステンション部材は、一体成形されたものである項目3に記載の車両用灯具。
Claims (4)
- 第1投影レンズを有する第1灯具ユニットと、
第2投影レンズを有し、前記第1灯具ユニットと略水平方向に並び、前記第1投影レンズよりも前記第2投影レンズが灯具後方側に位置するように配置された第2灯具ユニットと、
前記第1灯具ユニットの第2灯具ユニット側の側面における、前記第1投影レンズと前記第2投影レンズとの間の領域に設けられ、灯具外部から進入する光を反射するリフレックスリフレクタと、
を備えることを特徴とする車両用灯具。 - 第3投影レンズを有し、前記第2灯具ユニットと水平方向に並び、前記第2投影レンズよりも前記第3投影レンズが灯具後方側に位置するように配置された第3灯具ユニットと、
前記第1灯具ユニットの前記側面に設けられる前記リフレックスリフレクタを第1リフレックスリフレクタと呼ぶとき、前記第2灯具ユニットの第3灯具ユニット側の側面における、前記第2投影レンズと前記第3投影レンズとの間の領域に設けられる第2リフレックスリフレクタと、をさらに備える請求項1に記載の車両用灯具。 - 前記第1灯具ユニットは、前記第2灯具ユニット側の側面を構成する第1エクステンション部材を有し、
前記第2灯具ユニットは、前記第3灯具ユニット側の側面を構成する第2エクステンション部材を有し、
前記第1リフレックスリフレクタは、前記第1エクステンション部材に設けられ、
前記第2リフレックスリフレクタは、前記第2エクステンション部材に設けられる請求項2に記載の車両用灯具。 - 前記第1エクステンション部材と前記第2エクステンション部材とは、一体成形されたものである請求項3に記載の車両用灯具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14770157.7A EP2988059A4 (en) | 2013-03-22 | 2014-03-17 | VEHICLE HEADLIGHT |
US14/777,988 US9528675B2 (en) | 2013-03-22 | 2014-03-17 | Automotive lamp |
CN201480016732.8A CN105143756A (zh) | 2013-03-22 | 2014-03-17 | 车辆用灯具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013060932A JP5698291B2 (ja) | 2013-03-22 | 2013-03-22 | 車両用灯具 |
JP2013-060932 | 2013-03-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014148030A1 true WO2014148030A1 (ja) | 2014-09-25 |
Family
ID=51579728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2014/001496 WO2014148030A1 (ja) | 2013-03-22 | 2014-03-17 | 車両用灯具 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9528675B2 (ja) |
EP (1) | EP2988059A4 (ja) |
JP (1) | JP5698291B2 (ja) |
CN (1) | CN105143756A (ja) |
WO (1) | WO2014148030A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6536101B2 (ja) * | 2015-03-16 | 2019-07-03 | 市光工業株式会社 | 車両用灯具 |
JP2019012623A (ja) * | 2017-06-30 | 2019-01-24 | 株式会社小糸製作所 | 車両用灯具 |
US10648635B1 (en) * | 2018-10-29 | 2020-05-12 | Nissan North America, Inc. | Headlamp structure |
FR3088987B1 (fr) * | 2018-11-23 | 2020-10-30 | Psa Automobiles Sa | Bloc optique de véhicule à catadioptres flottant par rapport à un masque |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11213710A (ja) | 1998-01-23 | 1999-08-06 | Stanley Electric Co Ltd | リフレックスリフレクタ付車両用灯具 |
JP2009152044A (ja) * | 2007-12-20 | 2009-07-09 | Nissan Motor Co Ltd | 車両用灯具 |
JP2010170891A (ja) * | 2009-01-23 | 2010-08-05 | Stanley Electric Co Ltd | 車両用信号灯具 |
JP2011233250A (ja) * | 2010-04-23 | 2011-11-17 | Stanley Electric Co Ltd | 車両用灯具 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737992Y2 (ja) | 1990-02-21 | 1995-08-30 | スタンレー電気株式会社 | カーテシランプ |
JP3051302B2 (ja) * | 1994-06-08 | 2000-06-12 | 株式会社小糸製作所 | 車両用灯具における係合部材の固定構造 |
JP3107351U (ja) | 2004-08-23 | 2005-02-03 | 実 秋山 | ガスボンベノズル |
JP2006286262A (ja) | 2005-03-31 | 2006-10-19 | Fuji Heavy Ind Ltd | 車両用ランプ |
JP4780790B2 (ja) | 2007-03-20 | 2011-09-28 | スタンレー電気株式会社 | 再帰性反射器 |
DE102007021865B4 (de) * | 2007-05-10 | 2012-10-31 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung für ein Fahrzeug |
JP4780065B2 (ja) | 2007-08-27 | 2011-09-28 | 市光工業株式会社 | 車両用灯具 |
US8840289B2 (en) | 2010-04-14 | 2014-09-23 | Toyota Motor Engineering & Manufacturing North America, Inc. | Headlamp light pipe and side marker integration |
CN201680262U (zh) * | 2010-04-14 | 2010-12-22 | 长春海拉车灯有限公司 | 一种具有特殊反射镜配光花纹的刹车灯 |
US9709238B2 (en) * | 2011-02-09 | 2017-07-18 | Truck-Lite Co., Llc | Modular headlamp assembly with a heating element for removing water based contamination |
US10436407B2 (en) * | 2011-09-27 | 2019-10-08 | Truck-Lite, Co., Llc | Modular headlamp assembly for producing a light distribution pattern |
-
2013
- 2013-03-22 JP JP2013060932A patent/JP5698291B2/ja not_active Expired - Fee Related
-
2014
- 2014-03-17 US US14/777,988 patent/US9528675B2/en not_active Expired - Fee Related
- 2014-03-17 WO PCT/JP2014/001496 patent/WO2014148030A1/ja active Application Filing
- 2014-03-17 CN CN201480016732.8A patent/CN105143756A/zh active Pending
- 2014-03-17 EP EP14770157.7A patent/EP2988059A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11213710A (ja) | 1998-01-23 | 1999-08-06 | Stanley Electric Co Ltd | リフレックスリフレクタ付車両用灯具 |
JP2009152044A (ja) * | 2007-12-20 | 2009-07-09 | Nissan Motor Co Ltd | 車両用灯具 |
JP2010170891A (ja) * | 2009-01-23 | 2010-08-05 | Stanley Electric Co Ltd | 車両用信号灯具 |
JP2011233250A (ja) * | 2010-04-23 | 2011-11-17 | Stanley Electric Co Ltd | 車両用灯具 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2988059A4 |
Also Published As
Publication number | Publication date |
---|---|
EP2988059A4 (en) | 2016-11-09 |
JP5698291B2 (ja) | 2015-04-08 |
US9528675B2 (en) | 2016-12-27 |
US20160281950A1 (en) | 2016-09-29 |
EP2988059A1 (en) | 2016-02-24 |
CN105143756A (zh) | 2015-12-09 |
JP2014186863A (ja) | 2014-10-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4047266B2 (ja) | 灯具 | |
EP2159479B1 (en) | Vehicle lamp unit | |
JP6516495B2 (ja) | 車両用灯具 | |
US20170343173A1 (en) | Vehicle lamp | |
US7625102B2 (en) | Lighting device | |
JP5567435B2 (ja) | 車両用灯具 | |
US8092058B2 (en) | Vehicle lamp unit | |
JP5950385B2 (ja) | 車輌用前照灯 | |
JP2008078086A (ja) | 車両用灯具 | |
JP5847105B2 (ja) | 車両用灯具 | |
JP5397186B2 (ja) | 車両用灯具 | |
US10267477B2 (en) | Light beam lighting module for motor vehicle headlight | |
JP2014078463A (ja) | 車輌用前照灯 | |
JP2012089333A (ja) | 車両用灯具 | |
JP5444046B2 (ja) | 車両用前照灯 | |
JP2005332640A (ja) | 車両用前照灯ユニット | |
JP5698291B2 (ja) | 車両用灯具 | |
US20160010821A1 (en) | Laser Optical System for Headlamps | |
JP5468876B2 (ja) | 光学ユニット | |
JP5591097B2 (ja) | 光学ユニット | |
JP2012089317A (ja) | 灯具ユニット | |
JP2018120834A (ja) | 灯具ユニットおよび車両用灯具 | |
JP6244614B2 (ja) | 車両用前照灯 | |
JP2013030429A (ja) | 車両用灯具ユニット | |
JP2015005389A (ja) | 車両用灯具 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201480016732.8 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14770157 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14777988 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REEP | Request for entry into the european phase |
Ref document number: 2014770157 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2014770157 Country of ref document: EP |