CN109307172A - Lighting device - Google Patents

Lighting device Download PDF

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Publication number
CN109307172A
CN109307172A CN201710618606.5A CN201710618606A CN109307172A CN 109307172 A CN109307172 A CN 109307172A CN 201710618606 A CN201710618606 A CN 201710618606A CN 109307172 A CN109307172 A CN 109307172A
Authority
CN
China
Prior art keywords
light engine
lighting device
cover piece
female part
shell
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.)
Pending
Application number
CN201710618606.5A
Other languages
Chinese (zh)
Inventor
胡瑾
蒋天正
肖勇刚
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.)
Landes Vance
Ledvance GmbH
Original Assignee
Landes Vance
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 Landes Vance filed Critical Landes Vance
Priority to CN201710618606.5A priority Critical patent/CN109307172A/en
Publication of CN109307172A publication Critical patent/CN109307172A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/233Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating a spot light distribution, e.g. for substitution of reflector lamps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/238Arrangement or mounting of circuit elements integrated in the light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89Metals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

A kind of lighting device (100), comprising: light engine (4) comprising at least one optical transmitting set, it preferably includes at least one LED (40);Shell (1);Female part (5), is made from a material that be thermally conductive, and with shell (1) thermal conductive contact;And cover piece (6), it is made from a material that be thermally conductive, and the lens (2) for keeping lighting device (100), wherein, light engine (4) is in the first side (42) of light engine (4) and contact area section (50) thermal conductive contact of female part (5), and light engine (4) is arranged in second side (44) in second side (44) of light engine (4) and contact area section (60) thermal conductive contact of cover piece (6), at least one optical transmitting set (preferably at least one LED (40)).

Description

Lighting device
Technical field
The present invention relates to a kind of lighting device more particularly to a kind of lighting devices including at least one LED, more particularly to A kind of high lumen LED spotlight.
Background technique
High lumen LED light includes light engine, and multiple LED or at least one high-capacity LED are arranged on light engine to generate High lumen of light.Due to using at least one high-capacity LED or multiple LED, light engine is quite tempestuously heated.Heating can The irradiation power of LED can be caused to decline or may cause to damage to the electric component of LED light.Therefore, to high lumen LED light and Speech, it is vital that heat is dispersed from light engine.
The LED spotlight of metal cup body is known there are two being arranged, the two metal cup bodies are arranged on the upside of shell, in It is opposite with the pedestal of optically focused lamp housing.Internal cup body or lower section cup body arrangement inside housings to be contacted with the inner wall of shell, And the inside including driver and the interconnecting piece being connected with pedestal of shell is covered.Therefore, internal cup body is usual General toroidal collar section including flat, disc-shaped foot and from the outside of pedestal circumferentially.
The pedestal of internal cup body is directly contacted with the pedestal of external cup body or bottom.External cup body generally includes cover piece area Section, external cup body are attached to the outside and/or upper surface of shell by means of cover piece section.At the top of the pedestal of cover piece, light draws Hold up the top surface for being fixed to external cup body.Therefore, at least one LED being arranged on light engine can freely shine, and The irradiation flux of light will not reduce.In order to control light engine, make below two cup bodies of light engine and arrangement inside housings Driver connection.
It is dispersed, is gone forward side by side generally through the conduction between light engine and the second top cup body by the heat that LED is generated One step is dispersed to shell.Due to contacting between top cup body and shell with relatively small, only low heat emission is possible , this causes above-mentioned two cup body construction to be unsuitable for needing the high high lumen lamp to radiate.
In order to cool down high lumen lamp, it is also known to use the die casting cooling fin with the contact surface thermal conductive contact of light engine.Pressure Casting cooling fin usually has high surface area because of its complicated three-dimensional extension and mesh shape.This provides relatively high heat radiation energy Power.On the other hand, die casting cooling fin because its complicated manufacturing process and big weight but it is fairly expensive.
Summary of the invention
In view of the prior art, the purpose of the present invention is to provide a kind of illumination of high performance-price ratio with good heat radiating dresses It sets.
The purpose is realized using the lighting device according to independent claims.By dependent claims, the description and the appended drawings Provide preferred embodiment.
Therefore, it is proposed to a kind of lighting device, which includes: light engine comprising at least one optical transmitting set, Preferably include at least one LED;Shell;Female part is made from a material that be thermally conductive, and with shell thermal conductive contact;And cover piece, It is used to keep the lens of lighting device, and is made from a material that be thermally conductive.In addition, light engine is in the first side of light engine and female part Contact area section thermal conductive contact, and light engine is in second side of light engine and the contact area section thermal conductive contact of cover piece, at least one A optical transmitting set (preferably at least one LED) is arranged in second side.
In other words, the sandwich of female part, light engine and cover piece is provided, wherein light engine is about lighting device Longitudinal direction is sandwiched between female part and cover piece.Therefore, light engine is arranged in the top of the pedestal of female part and the pedestal of cover piece Lower section.
Term " at ... top ", "upper", " below ", "lower" and " lower section " the vertical of lighting device should be directed to herein Always understand, wherein longitudinal pedestal from shell extends to the end face opposite with pedestal of shell." top " of lighting device exists Here it should be understood the end face opposite with pedestal, that is, leave the one of lighting device in the light beam emitted by least one LED Side.
By in light engine and between the contact area section of the female part of the first side of light engine and light engine be located at Thermal conductive contact is provided between the contact area section of the cover piece of second side of light engine, can be improved heat dissipation, at least one optical transmitting set (preferably at least one LED) is arranged in second side.Therefore, heat is in the first side by being directly conducted to receiving from light engine Part and dispersed, and dispersed and being directly conducted to cover piece in second side.Female part and cover piece are used as cooling fin, wherein Female part is by the side wall of the dissipating heat of the first side from light engine to shell, and cover piece is by second side from light engine End surface side and/or outside of the dissipating heat to shell.In addition, cover piece can disperse heat by means of conducting to surrounding air. Therefore, the heat generated at light engine can be conducted via the two sides of light engine.With the double cup body structures understood from the prior art It makes and compares, this causes the gross area of light engine to increase, so as to disperse heat by conducting.
Research it was demonstrated that light engine is clipped in the above-mentioned sandwich between female part and cover piece can will be to light engine (that is, to cooling effect of light engine) improvement radiate to following degree: it was unexpectedly determined that can also be by the sandwich application In the heat dissipation to high lumen lamp.Therefore, it can be replaced with light engine is clamped in intermediate female part and cover piece known to being based on High lumen lamp high cost die casting cooling fin.Therefore, the lighting device including at least one LED can be significantly reduced (especially Be high lumen lamp, especially high lumen spotlight) weight and manufacturing cost.
In order to provide the large access area between light engine and cover piece, according to preferred embodiment, the contact area section packet of cover piece Include at least one opening at least one optical transmitting set (preferably at least one LED).Therefore, the contact area section of cover piece It can generally extend in the whole region of second side, and only at least one section for being disposed at least one optical transmitting set Slot milling.It therefore, can be the case where not interfering the light radiation of at least one optical transmitting set (preferably at least one LED) Under, obtain the maximum possible heat conductive contact area between cover piece and light engine.
According to another preferred embodiment, at least one opening includes following range (preferably diameter): so that illumination The irradiating angle of device is not affected and/or becomes because blocking at least one optical transmitting set (preferably at least one LED) It is small.Preferably, the shape of at least one opening is roughly the same with the shape of corresponding optical transmitting set, wherein preferably, opening Boundary there is the shape being generally corresponding to the offset on the boundary of optical transmitting set.Alternatively, at least one opening has circle Shape.
In order to provide high capacity of heat transmission, according to another preferred embodiment, female part and/or cover piece by metal (preferably Ground is aluminium) it is made.
When according to the female part and/or cover piece of another preferred embodiment be molded component (preferably deep-drawn part) When, especially low manufacturing cost may be implemented.
It is thus allowed for uniformly to provide additional connection function (for example, for tolerance gap between each section) And stable heat transfer, according to another preferred embodiment, between light engine and female part and/or light engine and cover piece it Between be disposed with conducting shell (preferably conduction oil or casting glue).
According to another preferred embodiment, light engine is accepted part at least with the longitudinal direction of lighting device and cover piece is maintained at Fixed position.Therefore, because the additional fixation kit for fixing light engine is needed not be provided, so this can aid in group Dress.
In order to be further simplified the assembling of lighting device, according to another embodiment, by light engine be clamped in female part with Between cover piece.For this purpose, it is preferred that female part and/or cover piece include that shape mating connection portion (preferably snaps connection Portion and/or at least one undercut portions), frictional fit interconnecting piece and/or with shell bonding material bonding part it is (preferably be bonded Agent bonding part).
According to another preferred embodiment, enclosure interior is disposed with driver, wherein driver is preferably via female part In at least one aperture be electrically connected with light engine.
Detailed description of the invention
With reference to attached drawing, the preferred embodiment of the present invention is described below.Wherein:
Fig. 1 is the schematic, exploded of the lighting device of embodiment according to the present invention;
Fig. 2 is the schematic exploded detailed view of the lighting device of Fig. 1;
Fig. 3 is the schematic, detailed of the component of Fig. 2 in assembled state;And
Fig. 4 is the schematic longitudinal sectional view of the lighting device according to Fig. 1 in assembled state.
Specific embodiment
In the following description, the preferred embodiment of the present invention will be described with reference to attached drawing.Same or similar element or Element with same effect can be indicated in multiple attached drawings with same reference numerals.The description of redundancy in order to prevent, can be with Omit the repeated description to these elements.
Fig. 1 schematically shows the exploded view of the lighting device 100 of embodiment according to the present invention.Lighting device 100 Shell 1 including being disposed with driver 3.Driver 3 is electrically connected to lighting device via connecting lead wire 32 and driver socket 30 100 connection pin 10.
Female part 5 is disposed in shell 1, female part 5 is adjacent with driver 3 and opposite with the pedestal of shell 1 18.Female part The light engine 4 including high-capacity LED 40 is disposed on the top of 5 pedestal 52, wherein LED 40 is arranged in the top of light engine 4 Side, that is, second side 44.
The top layout of second side 44 has cover piece 6.Cover piece 6 includes pedestal 64, and pedestal 64 is via contact area section 60 and second 44 thermal conductive contact of side.Cover piece 6 further includes cover piece section 65, and cover piece section 65 is spaced apart by means of annular sidewall 68 with pedestal 62. Cover piece section 65 is circumferentially radially outwardly protruded from side wall 68, and including collar 66, can using collar 66 come with shell 1 into The cooperation of row shape.The lens 2 for focusing the light beam emitted by LED 40 are arranged in the cylindrical space formed by side wall 68, and Interconnecting piece (not shown) is snapped together with cover piece 6 to be fixed in position.
Fig. 2 schematically shows the exploded detailed views of the lighting device 100 of Fig. 1.Female part 5 includes general planar Pedestal 52.Pedestal 52 is by 42 thermal conductive contact of the first side of contact area section 50 and light engine 4, and contact area section 50 is generally entire Extend on pedestal 52.In order to improve the thermal conductivity between light engine 4 and female part 5, in contact area section 50 and the first of light engine 4 The heat-conducting layer (not shown) of thermally conductive oil form is disposed between side 42.In order to ensure the electricity between light engine 4 and driver 3 connects Touching, female part 5 include multiple apertures 56.
Cover piece 6 is arranged as opposite with female part 5.Cover piece 6 includes pedestal 64, and annular sidewall 68 is from pedestal 64 along lighting device 100 longitudinal L stretches out.Annular sidewall 68 is spaced apart with the cover piece section 65 of cover piece 6, and cover piece section 65 covers the top of shell 1 Open end.In addition, pedestal 64 includes circular open 62, so that LED 40 is not covered by pedestal 64.In order to improve light engine 4 and lid Thermal conductivity between part 6 is disposed with the heat-conducting layer of thermally conductive oil form between contact area section 60 and second side of light engine 4 44 (not shown).
In addition, being provided with the fixation kit 7 of the predetermined orientation for providing light engine 4.For this purpose, female part 5 includes At least one protrusion 72, L (thus towards light engine 4) protrudes at least one protrusion 72 along longitudinal direction from pedestal 52.Light draws Holding up 4 includes at least one groove 70, and protrusion 72 can be engaged at least one groove 70 during assembly, to make light engine 4 circumferentially fix about female part 5.In addition, in order to ensure the inside that female part 5 is arranged in along predetermined orientation shell 1, female part 5 include at least one recess 74, at least one recess 74 (can not show at least one corresponding protrusion on the inner wall of shell It engages out).
Female part 5 and cover piece 6 are made of aluminum, to provide high efficiency and heat radiation.Female part 5 and cover piece 6 are all deep-drawn part.? During the deep drawn of above-mentioned component, the forming such as aperture and, for example, protrusion 72 member such as aperture 56 or opening 62 is also formed Part.Therefore, deep drawn equipment can also include known punching press and bender element.
Fig. 3 schematically shows the detailed view of the component of Fig. 2 in assembled state, from figure 3, it can be seen that opening 62 obtain a lot of diameter with bigger than the catercorner length of LED 40.Therefore, be open 62 size have the following size: so that by The light that LED 40 irradiates is not blocked by contact area section 60.Therefore, the light emitted by LED 40 can be emitted to the entire model of lens 2 It places.
Fig. 4 schematically shows the longitudinal sections of the lighting device 100 according to Fig. 1 in assembled state.3 cloth of driver It sets in the inside of shell 1, and is accepted part 5 about longitudinal L and covers.Driver 3 is electrically connected to pin 10 via connecting lead wire 32, And it is electrically connected to light engine 4 via welding pin 34, the aperture 56 that welding pin 34 passes through female part 5 is protruded.
Female part 5 by means of its collar section 54 and shell 1 12 thermal conductive contact of inner wall.Female part 5 by with engage member Part 55 engages to fix about longitudinal L, and joint element 55 is formed at collar section 54, and undercut portions 13 are formed in inner wall 12, interior Wall 12 is about longitudinal L along the radially inwardly projecting of shell 1.Therefore, buckle is formed between undercut portions 13 and joint element 55 to connect It connects.
As described above, cover piece 6 is attached to shell 1 in form-fit fashion.For this purpose, collar 66 is pressed On the outer wall 16 of shell 1, wherein collar 66 and outer wall 16 are including running surface structure.By the way that collar 66 is pressed outside On wall 16, so that the structure is engaged with each other in form-fit fashion.
Alternatively or additionally, in order to which cover piece 6 is attached to shell 1, the engagement of other forms can be provided, such as viscous Connect agent bonding.
The opened upper end end of the covering shell 1 of cover piece 6, wherein cover piece section 65 is contacted with the upper surface 14 of shell 1.Cause This, cover piece 6 at the end face of outer wall 16 14 with 1 thermal conductive contact of shell.
By engaging cover piece 6 with shell 1, chucking power is applied into light engine 4.Cover piece 6 is light by means of its contact area section 60 Second side 44 of light press light engine 4.Therefore, light engine 4 is maintained at fixed position about longitudinal L, furthermore it is possible to ensure light Safe contact area between engine 4 and contact area section 60 and between light engine 4 and contact area section 50.
Alternatively or additionally, can use bonding agent, it is preferred to use thermally conductive bonding agent and/or by weld will Cover piece 6 and light engine 4 are fixed to one another.Preferably, light engine can be fixed to by 5 He of collecting part by conventional spot welding Both cover pieces 6, furthermore it is also possible to provide the electrical contact between driver 3 and light engine 4 by conventional spot welding.
Although being illustrated in detail and describing the present invention by means of embodiments illustrated above, the present invention is not limited to These embodiments.Without departing from the scope of the appended claims, those skilled in the art it can be concluded that other Variation example.
Usually, unless expressly excluded outside (such as using term " only one " etc.), "one" or " one " can be by It is interpreted as singular or plural, especially meaning "at least one", " one or more " etc..
In addition, unless expressly excluded outside, otherwise numerical value may include explicit value and common tolerance interval.
Without departing from the scope of the invention, each embodiment can be combined or replace (especially in different realities Apply example) shown in feature.
Reference signs list
100 lighting devices
1 shell
10 connection pins
12 inner walls
13 undercut portions
14 end faces
16 outer walls
18 pedestals
2 lens
3 drivers
30 driver sockets
32 connecting lead wires
34 welding pins
4 light engines
40 LED
42 first sides
44 second side
5 female parts
50 contact area sections
52 pedestals
54 collar sections
55 joint elements
56 apertures
6 cover pieces
60 contact area sections
62 openings
64 pedestals
65 cover piece sections
66 collars
68 side walls
7 fixation kits
70 grooves
72 protrusions
74 recesses
L is longitudinal

Claims (9)

1. a kind of lighting device (100), comprising:
Light engine (4) comprising at least one optical transmitting set, it preferably includes at least one LED (40);
Shell (1);
Female part (5), is made from a material that be thermally conductive, and with the shell (1) thermal conductive contact;And
Cover piece (6), is made from a material that be thermally conductive, and the lens (2) for keeping the lighting device (100),
It is characterized by:
The light engine (4) is thermally conductive in the first side (42) of the light engine (4) and the contact area section (50) of the female part (5) Contact;And
The light engine (4) is in second side (44) of the light engine (4) and the contact area section (60) of the cover piece (6) is thermally conductive connects Touching, at least one described optical transmitting set, preferably at least a LED (40) are arranged in described second side (44).
2. lighting device (100) according to claim 1, wherein the contact area section (60) of the cover piece (6) includes At least one opening (62), at least one opening (62) are used at least one described optical transmitting set, are preferably used for described At least one LED (40).
3. lighting device (100) according to claim 2, wherein the range of at least one opening (62), preferably For diameter, so that the irradiating angle of the lighting device (100) is not because of at least one optical transmitting set described in blocking, it is therefore preferable to extremely A few LED (40), and be affected and/or become smaller.
4. lighting device (100) according to any one of the preceding claims, wherein the female part (5) and/or described Cover piece (6) is made of metal, and is preferably made of aluminum.
5. lighting device (100) according to any one of the preceding claims, wherein the female part (5) and/or described Cover piece (6) is molded component, it is therefore preferable to deep-drawn part.
6. lighting device (100) according to any one of the preceding claims, wherein the light engine (4) with it is described It is disposed with conducting shell between female part (5) and/or between the light engine (4) and the cover piece (6), is preferably arranged with and leads Hot oil or casting glue.
7. lighting device (100) according to any one of the preceding claims, wherein the light engine (4) at least with The longitudinal direction (L) of the lighting device (100) is maintained at fixed position by the female part (5) and the cover piece (6).
8. lighting device (100) according to any one of the preceding claims, wherein the light engine (4) is clamped in Between the female part (5) and the cover piece (6).
9. lighting device (100) according to any one of the preceding claims, wherein the inside of the shell (1) is arranged Have driver (3), the driver (3) preferably via in the female part (5) at least one aperture (56) and the light Engine (4) electrical connection.
CN201710618606.5A 2017-07-26 2017-07-26 Lighting device Pending CN109307172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710618606.5A CN109307172A (en) 2017-07-26 2017-07-26 Lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710618606.5A CN109307172A (en) 2017-07-26 2017-07-26 Lighting device

Publications (1)

Publication Number Publication Date
CN109307172A true CN109307172A (en) 2019-02-05

Family

ID=65202101

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710618606.5A Pending CN109307172A (en) 2017-07-26 2017-07-26 Lighting device

Country Status (1)

Country Link
CN (1) CN109307172A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102084180A (en) * 2008-07-02 2011-06-01 奥斯兰姆有限公司 Lighting unit for vehicle headlights and vehicle headlight
EP2466198A1 (en) * 2010-12-17 2012-06-20 Vossloh-Schwabe Italia SPA Heat sinking light source holder
CN103154606A (en) * 2010-08-10 2013-06-12 欧司朗股份有限公司 Printed circuit board having at least one semiconductor light source, support for the printed circuit board, system comprising the printed circuit board and the support, and method for mounting the printed circuit board on the support
CN103206625A (en) * 2012-01-16 2013-07-17 欧司朗股份有限公司 Lighting device and manufacturing method thereof
CN103244926A (en) * 2012-02-14 2013-08-14 欧司朗股份有限公司 Radiating device for lighting device, lighting device and lamp
CN203442512U (en) * 2013-07-22 2014-02-19 欧司朗有限公司 Illuminating device
CN104235795A (en) * 2013-06-17 2014-12-24 欧司朗有限公司 Lighting device and cooling device for same
CN104329649A (en) * 2013-07-22 2015-02-04 欧司朗有限公司 Illuminating device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102084180A (en) * 2008-07-02 2011-06-01 奥斯兰姆有限公司 Lighting unit for vehicle headlights and vehicle headlight
CN103154606A (en) * 2010-08-10 2013-06-12 欧司朗股份有限公司 Printed circuit board having at least one semiconductor light source, support for the printed circuit board, system comprising the printed circuit board and the support, and method for mounting the printed circuit board on the support
EP2466198A1 (en) * 2010-12-17 2012-06-20 Vossloh-Schwabe Italia SPA Heat sinking light source holder
CN103206625A (en) * 2012-01-16 2013-07-17 欧司朗股份有限公司 Lighting device and manufacturing method thereof
CN103244926A (en) * 2012-02-14 2013-08-14 欧司朗股份有限公司 Radiating device for lighting device, lighting device and lamp
CN104235795A (en) * 2013-06-17 2014-12-24 欧司朗有限公司 Lighting device and cooling device for same
CN203442512U (en) * 2013-07-22 2014-02-19 欧司朗有限公司 Illuminating device
CN104329649A (en) * 2013-07-22 2015-02-04 欧司朗有限公司 Illuminating device

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Application publication date: 20190205

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