CN210141550U - A lighting module for forming regional light shape of car light passing light broadening - Google Patents
A lighting module for forming regional light shape of car light passing light broadening Download PDFInfo
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- CN210141550U CN210141550U CN201921394156.7U CN201921394156U CN210141550U CN 210141550 U CN210141550 U CN 210141550U CN 201921394156 U CN201921394156 U CN 201921394156U CN 210141550 U CN210141550 U CN 210141550U
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- 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
- F21S41/24—Light guides
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a vehicle lighting technology field discloses a lighting module for forming car light short-distance beam broadening area light shape. The light guide device comprises a support part, a light guide part and a lens, wherein the light guide part is clamped on the support part; the lens includes connecting portion and goes out light portion, and support piece and leaded light spare all block locate connecting portion on, go out light portion and be provided with the first arc of orientation leaded light spare indent and go out the plain noodles, the horizontal transversal line that first arc goes out the plain noodles is the pitch arc of both sides to the middle part indent. The utility model discloses simple to operate has reduced a lot of assembly errors, guarantees the relative mounted position precision of leaded light spare and lens, has improved whole car light optical system's precision, can form the widening illumination zone of great angle under the less condition of lens size, can restrain the upper bound both sides upwarp phenomenon of short-distance beam widening zone light shape, obtains the more smooth short-distance beam widening zone light shape of upper bound, realizes better road surface illuminating effect.
Description
Technical Field
The utility model relates to a vehicle lighting technology field especially relates to a lighting module for forming car light short-distance beam broadening area light shape.
Background
The existing car lamp lighting module generally comprises a lens, a lens support, a light guide part, a circuit board and a radiator, wherein the light guide part and the radiator are firstly positioned and installed during installation, and the lens support are positioned and installed with the radiator or are positioned and installed with the radiator through a transition support. As shown in fig. 1, the low beam light shape of the vehicular lamp includes a low beam central region light shape 100 located in a central region of the light shape and a low beam broadening region light shape 200 located in a broadening region of the light shape, which are partially superimposed. The light pattern 100 in the middle near-beam region mainly corresponds to the illumination of the vehicle lane and the lanes on both sides, and mainly affects the visibility of the driver at a position far away from the near-beam illumination region, while the light pattern 200 in the wide-near-beam region mainly affects the illumination range of the vehicle.
The existing car lamp lighting module has the following problems: in the existing car lamp lighting module, multiple assembly errors exist between the light guide piece and the lens, the positioning and mounting steps are complicated, and the positioning and mounting precision is difficult to ensure, so that the relative position precision of the light guide piece and the lens is low; the upper boundary of the light shape 200 in the low beam widening area formed by the existing car lamp lighting module is tilted upwards at two sides, so that the road lighting effect is influenced.
SUMMERY OF THE UTILITY MODEL
Based on the above problem, an object of the utility model is to provide a lighting module for forming regional light shape of car light short-distance beam broadening, can avoid the upward perk of the last boundary both sides of the regional light shape of short-distance beam broadening.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an illumination module for forming a vehicle lamp low beam broadening area light shape, comprising:
a support member;
the light guide piece is clamped on the support piece;
the lens comprises a connecting part and a light-emitting part, the supporting part and the light-guiding part are clamped on the connecting part, the light-emitting part is provided with a first arc-shaped light-emitting surface facing the concave part of the light-guiding part, and the transverse sectional line of the first arc-shaped light-emitting surface is an arc line with two sides concave towards the middle part.
As the utility model discloses a preferred scheme for forming lighting module of car light passing light spread area light shape, the both sides of leaded light spare are provided with location portion, location portion follows the left and right sides direction of leaded light spare is extended, support piece is provided with draw-in groove and spacing portion, leaded light spare card is gone into in the draw-in groove, the draw-in groove is configured as right leaded light spare goes on control the ascending spacing of side, location portion with spacing portion pastes and leans on, spacing portion is configured as right leaded light spare carries out spacing on the fore-and-aft direction.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light widening, the both sides of connecting portion are provided with the spacing groove, location portion with spacing portion all blocks into the spacing inslot, the spacing groove is configured as right the leaded light spare carries on about ascending spacing.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light broadening, leaded light spare dorsad one side of lens is provided with a plurality of spotlight cup structures.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing beam broadening, leaded light spare towards one side of lens is provided with the second arc and goes out the plain noodles, the second arc goes out the plain noodles dorsad the lens indent.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light broadening still includes the circuit board, support piece still is provided with the installation department, one side of installation department with the circuit board pastes and leans on, the opposite side with connecting portion paste and lean on.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light broadening still includes the fastener, the fastener runs through the circuit board with the installation department, and with connecting portion connect.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing beam broadening still includes the radiator, the radiator passes through the fastener with the circuit board is connected.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light broadening, the radiator is the L shape of invering, be provided with a plurality of being located on the radiator the fin of leaded light spare top.
As the utility model discloses a lighting module's preferred scheme for forming regional light shape of car light passing light broadening, connecting portion with support piece encloses to establish and forms the holding chamber, leaded light spare is located the holding intracavity.
The utility model has the advantages that:
the utility model provides a lighting module for forming car light short-distance beam widening area light shape, through locating light guide member card on support piece, then all block support piece and light guide member on the connecting portion of lens, simple to operate has reduced a lot of assembly errors, guarantees the relative mounted position precision of light guide member and lens, has improved the precision of whole car light optical system; through setting up the first arc play plain noodles towards the leaded light spare indent at light-out portion, can form the widening illumination zone of great angle under the less condition of lens size, the horizontal transversal line of first arc play plain noodles is the pitch arc of both sides to the middle part indent, can restrain the upper boundary both sides upwarping phenomenon of short-distance beam widening zone light shape, obtains the more smooth short-distance beam widening zone light shape of upper boundary, realizes better road surface illuminating effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic representation of a low beam shape of a prior art vehicle lamp;
fig. 2 is a schematic structural diagram of an illumination module for forming a low beam widening area light shape of a vehicle lamp according to an embodiment of the present invention;
FIG. 3 is a schematic view of the hidden lens of FIG. 2;
FIG. 4 is a schematic view of an assembly of a light guide and a lens according to an embodiment of the present invention;
fig. 5 is an assembly schematic diagram of a lighting module for forming a low beam broadening area light shape of a vehicle lamp according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a lens according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a light emitting portion according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a light guide member according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of prior art light shapes with upwardly raised light shape boundaries on both sides of the low beam cutoff line;
fig. 10 is a schematic view of a light shape with a smooth boundary on both sides of a low beam cut-off line according to an embodiment of the present invention.
In the figure:
100-near light middle zone light shape; 200-low beam broadening region photopic;
1-a support; 2-a light guide; 3-a lens; 4-a circuit board; 5-a fastener; 6-a radiator;
11-a card slot; 12-a limiting part; 13-a mounting portion;
21-a positioning section; 22-a light gathering cup structure; 23-a second arc-shaped light-emitting surface;
31-a connecting portion; 311-limiting groove; 312-threaded connection hole; 32-a light emitting portion; 321-a first arc light-emitting surface;
61-heat sink.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present embodiment provides an illumination module for forming a light shape of a low-beam widening zone of a vehicle lamp, which includes a support member 1, a light guide member 2, and a lens 3, as shown in fig. 2 to 5. The light guide 2 is used for guiding light of the light source to the lens 3, and the light is refracted out through the lens 3 to form a vehicle lamp light shape.
Specifically, the light guide member 2 is clamped on the support member 1. The lens 3 comprises a connecting part 31 and an emergent part 32, in order to reduce the assembly error at one time, the connecting part 31 and the emergent part 32 are of an integral structure, and the support part 1 and the light guide part 2 are clamped on the connecting part 31. Through locating support piece 1 with leaded light spare 2 card, then all block support piece 1 and leaded light spare 2 and locate on the connecting portion 31 of lens 3, simple to operate has reduced assembly error many times, guarantees the relative mounted position precision of leaded light spare 2 and lens 3, has improved whole car light optical system's precision.
Optionally, both sides of light guide 2 are provided with location portion 21, location portion 21 extends along the left-right direction of light guide 2, support piece 1 is provided with draw-in groove 11 and spacing portion 12, light guide 2 card is gone into in draw-in groove 11, draw-in groove 11 is configured to carry out spacing in the left-right direction to light guide 2, location portion 21 pastes with spacing portion 12 and leans on, spacing portion 12 is configured to carry out spacing in the front-back direction to light guide 2. Optionally, the connecting portion 31 and the supporting member 1 are enclosed to form an accommodating cavity, and the light guide member 2 is located in the accommodating cavity. The connecting portion 31 and the slot 11 of the supporting member 1 form an accommodating cavity for accommodating the light guide member 2. Optionally, both sides of the connecting portion 31 are provided with a limiting groove 311, the positioning portion 21 and the limiting portion 12 are both clamped in the limiting groove 311, and the limiting groove 311 is configured to limit the light guide member 2 in the up-down direction. Here, the left-right direction, the front-back direction, and the up-down direction refer to the left-right direction, the front-back direction, and the up-down direction in a normal use state of the illumination module for forming the low beam widening region light pattern. The top inner wall of the limiting groove 311 is in contact with or interference fit with the upper surface of the positioning portion 21, and the bottom inner wall of the limiting groove 311 is in contact with or interference fit with the lower surface of the limiting portion 12.
When the light guide member 2 is installed, the light guide member 2 is clamped into the clamping groove 11 of the support member 1, so that the light guide member 2 is limited in the left-right direction; the positioning part 21 of the light guide member 2 is attached to the limiting part 12 of the support member 1, so that the light guide member 2 is limited in the front-back direction; by providing the stopper groove 311 in the connecting portion 31 of the lens 3, both the positioning portion 21 of the light guide 2 and the stopper portion 12 of the support 1 are engaged in the stopper groove 311 of the connecting portion 31 of the lens 3, and the light guide 2 is vertically stopped. So far, the relative installation position of the light guide member 2 and the lens 3 is uniquely determined, and the relative installation position precision of the light guide member 2 and the lens 3 can be ensured.
In order to provide a light source, optionally, the lighting module for forming the light shape of the low beam broadening area of the vehicle lamp further comprises a circuit board 4, and the supporting member 1 is further provided with a mounting portion 13, one side of the mounting portion 13 abuts against the circuit board 4, and the other side abuts against the connecting portion 31. The circuit board 4 is provided with a light source and electrical components. For the convenience of installation, optionally, the lighting module for forming the low beam broadening area light shape of the vehicle lamp further comprises a fastener 5, and the fastener 5 penetrates through the circuit board 4 and the mounting portion 13 and is connected with the connecting portion 31. The fastener 5 is preferably a screw, is convenient to obtain and is low in cost. In order to facilitate heat dissipation, the lighting module for forming the low beam broadening area light shape of the car lamp optionally further comprises a heat sink 6, and the heat sink 6 is connected with the circuit board 4 through a fastener 5. When the optical system is installed, after the light guide member 2 and the lens 3 are clamped, the light guide member 5 sequentially penetrates through the radiator 6, the circuit board 4 and the installation part 13 of the support member 1 and is connected with the threaded connection hole 312 arranged on the connection part 31 of the lens 3, so that multiple assembly errors are reduced, and the precision of the optical system is improved.
To improve the heat dissipation performance, the heat sink 6 is optionally in an inverted L shape, and a plurality of heat dissipation fins 61 are disposed on the heat sink 6 above the light guide 2. Of course, the heat sink 6 is also provided with the heat sink 61 at another position. In the vehicle lamp, heat is transmitted from bottom to top, and the heat dissipation is facilitated by arranging a large number of heat dissipation fins 61 above the vehicle lamp, so that most of the heat dissipation fins 61 are arranged above the optical element, and the heat dissipation performance is improved.
As shown in fig. 6-7, the light exiting portion 32 is provided with a first arc-shaped light exiting surface 321 that is concave towards the light guide 2, and a transverse sectional line of the first arc-shaped light exiting surface 321 is an arc line with two sides concave towards the middle. By arranging the first arc-shaped light emitting surface 321 which is concave towards the light guide member 2 at the light emitting part 32, a wide-angle illumination range can be formed under the condition that the size of the lens 3 is small, the transverse sectional line of the first arc-shaped light emitting surface 321 is an arc line with two sides concave towards the middle part, the upwarping phenomenon (shown in fig. 9) of two sides of the upper boundary of the light shape of the wide-range near light area can be inhibited, the light shape (shown in fig. 10) of the wide-range near light area with a relatively flat upper boundary can be obtained, and a good road surface illumination effect can be realized.
As shown in fig. 8, optionally, the side of the light guide 2 facing away from the lens 3 is provided with a plurality of light-gathering cup structures 22. Compare prior art and adopt the speculum, the leaded light 2 of this embodiment adopts spotlight cup structure 22, and optical efficiency is higher, can further reduce the upper and lower height dimension of lens 3 for the ratio of the upper and lower height of lens 3 and left and right sides width is less than or equal to 2/3. The lens 3 can be made small, for example 5mm to 15mm in height and 15mm to 35mm in width, preferably 10mm in height and 30mm in width. The focal length of the lens 3 can be 5mm-20mm, preferably 10mm, so that the size of the whole lighting module is greatly reduced, the occupied space is reduced, and the manufacturing cost is reduced. Optionally, a second arc-shaped light emitting surface 23 is disposed on a side of the light guide 2 facing the lens 3, and the second arc-shaped light emitting surface 23 is recessed away from the lens 3. By arranging the second arc-shaped light-emitting surface 23, the light guide part 2 is adapted to the object focal plane of the lens 3, so that the image of the lens 3 is clearer, and the light shape at the cut-off line is sharper.
The lighting module for forming the light shape of the car light passing widening area is provided by the embodiment, when the lighting module is installed, the light guide member 2 is clamped into the clamping groove 11 of the support member 1, the light guide member 2 is limited in the left-right direction, the positioning part 21 of the light guide member 2 is attached to the limiting part 12 of the support member 1, the light guide member 2 is limited in the front-back direction, the limiting groove 311 is formed in the connecting part 31 of the lens 3, the positioning part 21 of the light guide member 2 and the limiting part 12 of the support member 1 are clamped into the limiting groove 311 of the connecting part 31 of the lens 3, the light guide member 2 is limited in the up-down direction, so far, the relative installation positions of the light guide member 2 and the lens 3 are uniquely determined, and the relative installation position accuracy of the light guide member 2. After the light guide part 2 and the lens 3 are clamped, the light guide part 5 sequentially penetrates through the radiator 6, the circuit board 4 and the mounting part 13 of the support part 1 and is connected with the threaded connecting hole 312 arranged on the connecting part 31 of the lens 3, so that assembly is completed, multiple assembly errors are reduced, and the precision of an optical system is improved. Through setting up the first arc of going out the light part 2 indent in light-out portion 32, can form the widening illumination zone of great angle under the less circumstances of lens 3 size, the horizontal transversal line of first arc goes out the light part 321 is the pitch arc of both sides to the middle part indent, can restrain the last boundary both sides upwarp phenomenon of short-distance beam broadening area light shape, obtains the more smooth short-distance beam broadening area light shape of upper boundary, realizes better road surface illuminating effect. Most of the heat dissipation fins 61 are disposed above the optical element, which is advantageous for improving heat dissipation performance. Because the light guide part 2 adopts the light gathering cup structure 22, the optical efficiency is higher, so that the size of the lens 3 can be correspondingly reduced, the volume of the whole lighting module is reduced, the occupied space is reduced, and the manufacturing cost is reduced.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. An illumination module for forming a vehicle lamp low beam broadening area light shape, comprising:
a support (1);
the light guide piece (2) is clamped on the support piece (1);
lens (3), including connecting portion (31) and light-emitting portion (32), support piece (1) with leaded light spare (2) all blocks and locates on connecting portion (31), light-emitting portion (32) are provided with the orientation first arc of leaded light spare (2) indent goes out plain noodles (321), the horizontal transversal of first arc play plain noodles (321) is the pitch arc of both sides to the middle part indent.
2. The lighting module for forming the light shape of the car light low-beam widening area according to claim 1, wherein two sides of the light guide member (2) are provided with positioning portions (21), the positioning portions (21) extend along the left and right directions of the light guide member (2), the support member (1) is provided with a clamping groove (11) and a limiting portion (12), the light guide member (2) is clamped into the clamping groove (11), the clamping groove (11) is configured to limit the light guide member (2) in the left and right directions, the positioning portions (21) are attached to the limiting portion (12), and the limiting portion (12) is configured to limit the light guide member (2) in the front and back directions.
3. The lighting module for forming the light shape of the passing light widening area of the car light according to claim 2, characterized in that two sides of the connecting part (31) are provided with limiting grooves (311), the positioning part (21) and the limiting part (12) are both clamped into the limiting grooves (311), and the limiting grooves (311) are configured to limit the light guide member (2) in the up-down direction.
4. The lighting module for forming the light shape of a low-beam broadening area of a vehicular lamp as claimed in claim 1, wherein a side of said light guide (2) facing away from said lens (3) is provided with a plurality of light-gathering cup structures (22).
5. The lighting module for forming the light shape of the passing light widening area of the car light according to claim 1, is characterized in that a side of the light guide (2) facing the lens (3) is provided with a second arc-shaped light emitting surface (23), and the second arc-shaped light emitting surface (23) is concave back to the lens (3).
6. The lighting module for forming the light shape of the low-beam widening area of the car lamp as claimed in claim 1, further comprising a circuit board (4), wherein the supporting member (1) is further provided with a mounting portion (13), one side of the mounting portion (13) is attached to the circuit board (4), and the other side of the mounting portion is attached to the connecting portion (31).
7. The lighting module for forming a vehicle lamp low-beam broadening area light shape as claimed in claim 6, further comprising a fastener (5), wherein said fastener (5) penetrates said circuit board (4) and said mounting portion (13) and is connected with said connecting portion (31).
8. The lighting module for forming a vehicle lamp low-beam broadening area light shape as claimed in claim 7, further comprising a heat sink (6), wherein said heat sink (6) is connected with said circuit board (4) by said fastener (5).
9. An illumination module for forming a vehicle lamp low-beam broadening area light shape according to claim 8, wherein said heat sink (6) is in an inverted L shape, said heat sink (6) having a plurality of heat dissipating fins (61) disposed thereon above said light guide (2).
10. An illumination module for forming a low-beam broadening area light shape for a vehicle lamp as claimed in any one of claims 1 to 9, wherein said connecting portion (31) and said support member (1) enclose a receiving cavity, and said light guide member (2) is located in said receiving cavity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394156.7U CN210141550U (en) | 2019-08-26 | 2019-08-26 | A lighting module for forming regional light shape of car light passing light broadening |
| PCT/CN2019/126396 WO2021036106A1 (en) | 2019-08-26 | 2019-12-18 | Illumination assembly for use in forming low beam widened region light shape of vehicle lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394156.7U CN210141550U (en) | 2019-08-26 | 2019-08-26 | A lighting module for forming regional light shape of car light passing light broadening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141550U true CN210141550U (en) | 2020-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921394156.7U Active CN210141550U (en) | 2019-08-26 | 2019-08-26 | A lighting module for forming regional light shape of car light passing light broadening |
Country Status (2)
| Country | Link |
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| CN (1) | CN210141550U (en) |
| WO (1) | WO2021036106A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936462A (en) * | 2009-06-30 | 2011-01-05 | 富准精密工业(深圳)有限公司 | Light emitting diode module |
| CN203215562U (en) * | 2013-04-07 | 2013-09-25 | 湖南福安工业有限公司 | Optical lens of strip-shaped light type lamp |
| DE102013007155A1 (en) * | 2013-04-24 | 2014-10-30 | GM Global Technology Operations, LLC (n.d. Ges. d. Staates Delaware) | vehicle headlights |
| CN106152009A (en) * | 2015-04-15 | 2016-11-23 | 堤维西交通工业股份有限公司 | Car light |
| CN205716749U (en) * | 2016-07-01 | 2016-11-23 | 信利半导体有限公司 | A kind of backlight |
| CN108397743A (en) * | 2018-04-13 | 2018-08-14 | 华域视觉科技(上海)有限公司 | Optics module and car light |
-
2019
- 2019-08-26 CN CN201921394156.7U patent/CN210141550U/en active Active
- 2019-12-18 WO PCT/CN2019/126396 patent/WO2021036106A1/en active Application Filing
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|---|---|
| WO2021036106A1 (en) | 2021-03-04 |
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