EP2415063A1 - Lampe à décharge à haute pression - Google Patents

Lampe à décharge à haute pression

Info

Publication number
EP2415063A1
EP2415063A1 EP10707002A EP10707002A EP2415063A1 EP 2415063 A1 EP2415063 A1 EP 2415063A1 EP 10707002 A EP10707002 A EP 10707002A EP 10707002 A EP10707002 A EP 10707002A EP 2415063 A1 EP2415063 A1 EP 2415063A1
Authority
EP
European Patent Office
Prior art keywords
lamp
pressure discharge
contact
discharge lamp
reference ring
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.)
Granted
Application number
EP10707002A
Other languages
German (de)
English (en)
Other versions
EP2415063B1 (fr
Inventor
Kilian Klages
Karsten Pietsch
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.)
Osram GmbH
Original Assignee
Osram GmbH
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 Osram GmbH filed Critical Osram GmbH
Publication of EP2415063A1 publication Critical patent/EP2415063A1/fr
Application granted granted Critical
Publication of EP2415063B1 publication Critical patent/EP2415063B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
    • 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
    • F21S41/17—Discharge light sources
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors

Definitions

  • the invention relates to a high-pressure discharge lamp according to the preamble of patent claim 1 or 17.
  • High pressure discharge lamps which are used in vehicle headlights, have a lamp bulb, which is accommodated and secured in one side in a plastic base. The sole is picked up in the vehicle headlight.
  • such lamps must have an electromagnetic compatibility, which is achieved by metallic shielding.
  • the bases of the lamps have metallic shielding housings which must be brought into electrically conductive contact with the vehicle headlight via partially complex intermediate pieces (eg with metallic clamps or spirals).
  • Such a high-pressure discharge lamp is disclosed, for example, in WO 00/59269 or in WO 2005/008125 A1.
  • the object of the present invention is to provide a high-pressure discharge lamp, the shield is simplified together with a lamp module or together with a vehicle headlight.
  • the first variant of the high-pressure discharge lamp according to the invention has a translucent lamp bulb, which extends along a lamp longitudinal axis and is fastened to a plastic base, which is substantially surrounded by a metallic housing.
  • the metallic housing is used for electromagnetic shielding of the arranged in the interior of the plastic base electrical components of an ignition device for igniting the gas discharge in the lamp envelope of the high pressure discharge lamp.
  • This metallic case will be referred to below as the shield case.
  • the high-pressure discharge lamp further has a metallic reference ring, which is fastened to a base inner part of the plastic base, and which can be brought into abutment with a lamp module or vehicle headlight, wherein the reference ring has at least one contact portion, which bears against the shield housing electrically conductive.
  • the metallic reference ring has the mechanical reference surface between the high-pressure discharge lamp and the vehicle headlight and, on the other hand, forms the electrical connection part between the shield housing and the vehicle headlight, so that the production outlay of the high-pressure discharge lamp is reduced.
  • the metallic reference ring shields the base inner part against UV radiation of the arc of light ignited in the lamp bulb, so that outgassing is greatly reduced.
  • the contact portion with respect to the lamp longitudinal axis approximately radially outwards extends and has a contact surface which bears electrically conductive on the shield housing.
  • the shield housing for optimizing the electromagnetic shielding with an electrical ground potential, for example, connected to the internal ground reference potential of an operating circuit for the high pressure discharge lamp.
  • the contact section is at least partially encapsulated by the base inner part.
  • the contact portion is used in addition to the attachment of the reference ring on the base inner part.
  • the contact section is at least partially inserted into a flat recess of the plastic base.
  • the reference ring can first be easily mounted on the base inner part, and then the shield housing can be placed and brought into electrically conductive contact with the contact portion.
  • At least one contact clip is preferably provided, which has an approximately parallel to the lamp longitudinal axis arranged intermediate portion, wherein a contact portion is provided on each contact bracket.
  • the reference ring For secure attachment or support of the lamp bulb at the base inner part, it is preferred if metallic welding straps are formed on the reference ring, whose end portions are welded to a lamp clamp surrounding the metal clamp.
  • the reference ring has fastening tabs which are arranged approximately parallel to the lamp longitudinal axis and are injected at least in sections from the base inner part.
  • the reference ring can have four welding straps and four fastening straps which are arranged uniformly and in pairs at the same locations on the circumference of the reference ring. Furthermore, the reference ring may have three contact bars and an additional intermediate section. This closes the shielding Faraday cage.
  • the contact bracket by bending from the outside in the direction of the lamp bulb away, the welding straps by bending from the outside towards the lamp bulb, and its attachment tabs and its additional intermediate portion by bending of Inside are formed away from the lamp bulb away.
  • the shield housing has a housing half facing the lamp vessel and a housing half facing away from the lamp vessel, wherein the contact surfaces which are arranged on the outer end section of the side of each contact section facing the lamp envelope bear against the housing half facing the lamp envelope.
  • the base inner part has an approximately perpendicular to the lamp longitudinal axis arranged flange in eg square shape, which is riveted to the screen housing, wherein each contact portion the side facing away from the lamp bulb of the flange is arranged, and wherein the contact surfaces are provided on the side facing away from the lamp bulb of each contact portion.
  • metallic welding flaps evenly distributed and fixed on the circumference of the base inner part, which extend from the base inner part in the direction of lamp envelope, and their end portions with a lamp envelope encompassing the metal clamp. are welded.
  • the reference ring has at its outer edge and on its side facing away from the glass top an intermediate ring on the side facing away from the lamp envelope edge a plurality of bender bars is evenly distributed and fixed.
  • Each bending bow engages behind an encircling projection of the base inner part with an approximately radially inwardly directed engagement section.
  • each bending yoke has an intermediate section extending approximately parallel to the longitudinal axis of the lamp and adjoining the intermediate section, and an approximately radially outwardly directed contact section adjoining the intermediate section.
  • the reference ring has at least one clip bracket, which has an approximately parallel to the lamp longitudinal axis arranged intermediate portion and an adjoining approximately radially inwardly directed rear engagement portion which engages behind a holding portion of the socket inner part.
  • the reference ring preferably has at opposite peripheral portions 2 Clipsbügel and the base inner part corresponding to 2 holding sections.
  • the reference ring may have a contact between the clips arranged bow, which has an approximately parallel to the lamp longitudinal axis arranged intermediate portion and an adjoining approximately radially outwardly directed contact portion.
  • the second variant of the high-pressure discharge lamp according to the invention likewise has a translucent lamp bulb, which extends along a lamp longitudinal axis and is fastened to a plastic base, which is substantially surrounded by a metallic shield housing.
  • a metallic contact collar is provided on the shield housing, which can be brought into electrically conductive contact with a lamp module or vehicle headlight.
  • the contact collar is arranged on the circumference of an opening of the shielding housing penetrated by a base inner part of the plastic base.
  • the contact collar 12 evenly distributed on the circumference of the contact collar projections, each having a triangular shape and extending radially outward.
  • socket inner part For the sake of compatibility of the socket inner part, it may be that it complies with the standard IEC 60061-1 PREFOCUS CAPS PK32d mentioned in ECE Regulation No. 99.
  • FIG. 1 shows a first embodiment of a high-pressure discharge lamp according to the invention in a perspective view
  • FIG. 2 shows a part of the first exemplary embodiment according to FIG. 1 in an intermediate step of the production in a perspective view;
  • Figure 3 shows the reference ring of the first embodiment of Figure 1 in an intermediate step of its preparation in a plan view
  • FIG. 4 shows the reference ring of the first exemplary embodiment according to FIG. 1 in a further intermediate step of its production in a perspective view
  • 5 shows a second embodiment of a high-pressure discharge lamp according to the invention in a perspective view
  • FIG. 6 shows the second exemplary embodiment according to FIG. 5 in an intermediate step of its production in a perspective view
  • FIG. 7 shows a third exemplary embodiment of a high-pressure discharge lamp according to the invention in a perspective view
  • FIG. 8 shows the reference ring of the third exemplary embodiment according to FIG. 7 in a perspective view
  • FIG. 9 shows a part of a fourth exemplary embodiment of a high-pressure discharge lamp according to the invention in a perspective view
  • FIG. 10 shows the reference ring of the fourth exemplary embodiment according to FIG. 9 in a perspective view
  • Figure 11 shows a part of a fifth embodiment of a high pressure discharge lamp according to the invention in a perspective view
  • FIG. 12 shows a part of the fifth exemplary embodiment according to FIG. 11 in a perspective view.
  • This lamp is a HaIogen metal vapor high-pressure discharge lamp with an electrical power consumption of about 35 watts, which serves as a light source in a motor vehicle headlight, for example.
  • she essentially has a translucent lamp bulb 1, which consists of a quartz glass discharge vessel and a glass outer bulb surrounding the discharge vessel and is accommodated in a plastic base 2.
  • the synthetic material base 2 is approximately cuboid and largely surrounded by a metallic shield housing 4.
  • This shield housing 4 is used for the electromagnetic compatibility (EMC) of the electrical and electronic devices, which are accommodated in the plastic base 2 and serve in particular for the purpose of ignition of the arc in the lamp bulb 1.
  • EMC electromagnetic compatibility
  • the components of a pulse ignition device for igniting the gas discharge in the lamp bulb 1 or in the discharge vessel of the high-pressure discharge lamp are housed.
  • the electrical components of an operating device for the high-pressure discharge lamp can also be arranged in the interior of the plastic base 2.
  • a circular opening is provided, through which the plastic base 2 and in particular its base inner part 6 extends.
  • the base inner part 6 which corresponds to the standard IEC 60061-1 PREFOCUS CAPS PK32d, an end portion of the lamp bulb 1 is added.
  • the base inner part 6 is constructed largely circular cylindrical, in Fig. 1, only its upper end portion is visible.
  • a metallic reference ring 8 is fastened to the (in FIG. 1) upper edge of the base inner part 6.
  • the reference ring 8 has four welding tabs 10, which are arranged uniformly on the inner edge of the reference ring 8 and obliquely in the direction of the lower end portion of the lamp bulb 1 are employed. Furthermore, some recesses in the reference provided ring 8, which are explained with reference to the following figures.
  • the free end portions of the four welding flaps are welded to a metal clip 12, which firmly surrounds the lower Endab- section of the lamp envelope 1. This arrangement serves to fasten the lamp bulb 1 relative to the base 6, 2.
  • the reference ring has at its (in Fig. 1) the upper side 3 evenly circumferentially distributed support cam 14, the three tilting defined defined contact points with a (not shown) lamp module or vehicle headlights form, in which the high-pressure discharge lamp according to the invention is used.
  • FIG. 2 shows the first exemplary embodiment according to FIG. 1 in an intermediate step of the production in a perspective view.
  • the base inner part 6, the plastic base 2 and the metallic reference ring 8 according to the invention are shown, while the lamp envelope 1 and the shield housing 4 are not yet mounted.
  • the reference ring 8 has the four welding tabs 10, which are not yet bent in the state shown in Fig. 2 in its final position and not yet welded to the metal bracket 12. Unlike in the prior art, the welding tabs 10 are formed integrally with the reference ring 8.
  • the reference ring 8 has three contact portions 16, of which in Fig. 2, only one contact portion 16 is shown.
  • the other two contact portion 16 are each offset by 90 ° on the circumference of the reference ring 8.
  • the metallic reference ring 8 is encapsulated by the made of plastic base inner part 6, wherein the anchoring of the reference ring 8 in the socket inner part 6 with reference to Fig. 4 will be explained.
  • the three contact portions 16 integrally formed with the reference ring 8 are positioned so as to come into electrical contact with the shield case 4 when mounted on the plastic base 2 (see Fig. 1).
  • the metallic support cams 14 come into electrically conductive contact therewith.
  • a Faraday cage is provided which consists essentially of the shield housing 4 and the lamp module, which are electrically conductively connected to one another via the contact sections 16, the metallic reference ring 8 and the support cam 14.
  • Fig. 3 shows the reference ring 8, which is punched out of sheet metal in a mold.
  • four fastening tabs 18 are provided, which are distributed uniformly on the inner circumference of the reference ring 8 and extend inwards. The width of these fastening tabs 18 is greater than their length, wherein each of its two free corners are chamfered.
  • each welding tab 10 extends radially outward. About half the length of each welding lug 10 extends through a recess of the reference ring 8, while the other half of the welding lug 10 is designed as a free end section.
  • three contact bars 20 and an intermediate portion 22 are arranged.
  • the three contact bracket 20 and its attachment to the reference ring 8 are comparable to the welding tabs 10, while the intermediate portion 22 extends from the inner edge of the reference ring 8 inwards.
  • FIG. 4 shows the reference ring of the first exemplary embodiment according to FIGS. 1-3 in a later intermediate step of its manufacture.
  • the fastening tabs 18 in FIG. 1 are bent downwards by 90 °, as a result of which the welding tabs 10 (shown in FIG. 4) attached thereto are erected upwards.
  • the three contact bars 20 and the intermediate section 22 were bent down by 90 °.
  • the three contact portions 16 of the contact clip 20 were again bent by 90 °, so that they extend approximately radially outward.
  • the reference ring 8 produced in this way according to the invention can now be inserted in the next step into the injection mold of the socket inner part 6 and molded there with plastic in such a way that a hybrid part of plastic socket inner part 6 and metal reference ring 8 results (cf. 2).
  • FIG. 5 shows a perspective view of a second exemplary embodiment of a high-pressure discharge lamp according to the invention, the reference ring 8 according to the first exemplary embodiment (see FIG. 4) also being provided in this exemplary embodiment.
  • Fig. 5 shows again a fully assembled lamp, wherein the base inner part 106 has an approximately square plastic plate 124 which is arranged approximately perpendicular to the lamp longitudinal axis.
  • Fig. 6 shows the second embodiment of FIG. 5, wherein the base inner part 106 is shown with the plate 124 outside of the shield case 104.
  • the metallic reference ring 8 is encapsulated by the base inner part 106 such that its three contact portions 16, of which only two are shown in FIG. 6, are exposed on the side of the plate 124 facing away from the lamp bulb 1.
  • the electrical contact between the reference ring 8 and the shield case 104 according to the second embodiment is prepared by placing the plate 124 on the top of the shield case 104 and fixing it via rivets 108.
  • the three contact portion 16 of the contact clip 20 are at the top of the metallic shield case 104 electrically conductive.
  • the shield housing 104 can be made in one piece from a metallic material, preferably aluminum, because the inner base part 106 does not determine the main form of the housing, but can rather be seen as a kind of socket adapter.
  • FIG. 7 shows a third exemplary embodiment of a high-pressure discharge lamp according to the invention, wherein the shield housing 4 and the plastic base 2 correspond to those of the first exemplary embodiment according to FIGS. 1 and 2.
  • the essential differences of the third exemplary embodiment according to FIG. 7 from the previously described exemplary embodiments can be seen in the fact that the four welding lugs 210 according to the prior art are fastened to the base inner part (not shown). Accordingly, a metallic reference ring 208 has no welding tabs.
  • FIG. 8 shows the reference ring 208 of the third embodiment according to FIG. 7. It has a main section 225 and an intermediate ring 226 running around its outer edge.
  • the reference ring 208 has a reference groove and coding 228 a, 228 b, which at the outer edge of the main portion 225 are arranged in accordance with the standard IEC 60061-1 PREFOCUS CAPS PK32d, and that pass through the intermediate ring 226 in each case as passageway recesses.
  • a rear engagement portion 230 extends radially inward, and an adjoining intermediate portion 222 thereafter extends downwardly (in FIGS. 7 and 8) and the contact portion 216 then extends radially outward therefrom.
  • the final form of the bending yoke shown in Fig. 8 results after the reference ring 208 has been placed on the (in Fig.) Top edge of the socket inner part and in particular the Schugreifabitese 230 of each bending bow have been bent around a circumferential projection of the socket inner part, so that they themselves approximately radially inward.
  • the intermediate sections 222 are then arranged approximately parallel to the lamp longitudinal axis, and the contact sections 216 each extend radially outward at the end of the bending yoke.
  • the shield housing 4 is mounted on the plastic base 2, wherein the upper sides of the contact sections 216 shown in FIG. 8 are covered at least in sections by the upper half of the housing of the shield housing 4 and thereby come into electrically conductive contact.
  • FIG. 9 shows a fourth exemplary embodiment of a base-reference-ring combination according to the invention with a plastic base 302 which has a base inner part 306, on whose (in FIG Fig. 9) upper edge of a further variant of a metallic reference ring 308 according to the invention is attached. Similar to the reference ring 208 according to FIGS. 7 and 8, it has no welding straps, but the welding straps 310 are fastened to the base inner part 306 according to the prior art. For free and non-contact mounting of the reference ring 308 four recesses 332 are provided at its inner edge, through which the welding tabs 310 extend from the base inner part 306 to (not shown) metal clip.
  • each clip 334 has a (in Fig. 10) downwardly extending intermediate portion 323 and an adjoining radially to Furthermore, the reference ring 308 has a contact clip 320 with an intermediate portion 322 and a radially outwardly extending contact portion 316. In addition, the reference ring 308 has three uniformly distributed on its surface bearing cam 14, which the contact points of the high-pressure discharge lamp according to the invention over one form lamp module or vehicle headlights form.
  • the two rear engagement portions 330 of the clip bracket 334 are elastically bent apart.
  • the reference ring 308 is placed on the base inner part 306 (see Fig. 9) and the rear engagement portions 330 each engage behind a holder portion (not shown) of the socket inner part 306.
  • the two holder portions are formed as approximately horizontal projections whose width is approximately that of Clips bracket 334 corresponds, wherein the two projections corresponding to the clip brackets 334 are formed on opposite sides of the base inner part 306.
  • FIG. 11 shows a shield housing 404 of a fifth exemplary embodiment of a high-pressure discharge lamp according to the invention. It has at its (in Fig. 11) upper surface an approximately circular opening which is penetrated by the base inner part 406 (see Fig. 12). At the edge of this opening, an annular rim is provided, the upper edge of which has twelve projections 440 distributed uniformly around the circumference. These projections 440 are formed as isosceles triangles which extend approximately radially from the edge of the opening to the outside. Their radial length is shorter than their width (viewed in the circumferential direction of the opening).
  • the protrusions 440 are integrally formed with the rim and the shield case 404, with a die-casting method (aluminum / magnesium) being preferred for production.
  • FIG. 12 shows the shield housing 404 according to FIG. 11 with the base inner part 406 inserted into the opening.
  • the welding lugs fastened to the base inner part 406 are not shown.
  • Lamp module or vehicle headlight over the twelve protrusions 440 which, after insertion of the pressure charged lamp in the lamp module or vehicle headlights electrically conductive.
  • a Faraday cage is formed which is necessary for electromagnetic compatibility (EMC) and which is easily formed according to the invention.
  • a high-pressure discharge lamp with a lamp bulb, which extends along a lamp longitudinal axis and is secured to a plastic base, which is substantially surrounded by a metallic shield housing.
  • a first variant of the high-pressure discharge lamp according to the invention further has a metallic reference ring, which is fastened to a base inner part of the plastic base, and which can be brought into abutment with a lamp module or vehicle headlight, wherein the reference ring has at least one contact portion, which bears electrically conductively on the shield housing.
  • a second variant of the high-pressure discharge lamp according to the invention likewise has a lamp bulb, which extends along a lamp longitudinal axis and is fastened to a plastic base, which is substantially surrounded by a metallic shield housing.
  • a metallic contact collar is provided, which is formed on the shield housing and can be brought into electrically conductive contact with a lamp module or vehicle headlight.
  • the shielding housing for example via a power supply cable, is connected to the ground reference potential of an operating device for the high-pressure discharge lamp or, for example via the headlight reflector or via the vehicle body, to the electrical ground potential in the vehicle.
  • the ground reference potential of the operating device and the electrical ground potential in the vehicle may be identical.
  • the ground potential in the vehicle is determined by the potential of the negative pole of the vehicle battery.

Landscapes

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

Abstract

L'invention concerne une lampe à décharge à haute pression, avec une ampoule de lampe transparente qui s'étend le long d'un axe longitudinal de la lampe et est fixée sur un socle en matière plastique qui est sensiblement renfermé dans un boîtier métallique de blindage. Une première variante de la lampe à décharge à haute pression selon l'invention possède en outre un anneau métallique de référence qui est fixé sur une pièce intérieure du socle en matière plastique et qui peut être amené au contact d'un module de lampe ou d'un projecteur de véhicule. L'anneau de référence comprend au moins une section de contact qui repose de manière conductrice de l'électricité contre le boîtier de blindage. Une deuxième variante de la lampe à décharge à haute pression selon l'invention possède également un tube de lampe qui s'étend le long d'un axe longitudinal et est fixé sur un socle en matière plastique qui est sensiblement renfermé dans un boîtier métallique de blindage. Il est prévu un collet métallique de contact qui est formé sur le boîtier de blindage et peut reposer de manière conductrice de l'électricité contre un module de lampe ou un projecteur de véhicule.
EP10707002A 2009-03-30 2010-03-03 Lampe à décharge à haute pression Not-in-force EP2415063B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009015572A DE102009015572A1 (de) 2009-03-30 2009-03-30 Hochdruckentladungslampe
PCT/EP2010/052666 WO2010112289A1 (fr) 2009-03-30 2010-03-03 Lampe à décharge à haute pression

Publications (2)

Publication Number Publication Date
EP2415063A1 true EP2415063A1 (fr) 2012-02-08
EP2415063B1 EP2415063B1 (fr) 2013-01-09

Family

ID=42272032

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10707002A Not-in-force EP2415063B1 (fr) 2009-03-30 2010-03-03 Lampe à décharge à haute pression

Country Status (6)

Country Link
US (1) US8491177B2 (fr)
EP (1) EP2415063B1 (fr)
JP (1) JP5409893B2 (fr)
CN (1) CN102379022B (fr)
DE (1) DE102009015572A1 (fr)
WO (1) WO2010112289A1 (fr)

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JP2013026069A (ja) * 2011-07-22 2013-02-04 Harison Toshiba Lighting Corp 放電ランプおよび放電ランプ装置

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DE102011082322A1 (de) 2011-09-08 2013-03-14 Osram Ag Halterung für eine Lampengefäßeinheit und Entladungslampe mit einer Halterung für eine Lampengefäßeinheit
CN103423626A (zh) * 2012-05-24 2013-12-04 海洋王照明科技股份有限公司 金卤灯
DE202012011490U1 (de) 2012-11-29 2012-12-17 Osram Gmbh Hochdruckentladungslampe
DE202012104896U1 (de) * 2012-12-17 2013-01-10 Koninklijke Philips Electronics N.V. Gasentladungslampe mit integriertem Sockelring, insbesondere für Kfz-Scheinwerfer
CN103367102B (zh) * 2013-07-18 2016-01-20 上海汉雷光电科技有限公司 一种气体放电灯装置及其装配方法
DE102014220665A1 (de) * 2014-10-13 2016-04-14 Osram Gmbh Halbleiterleuchtvorrichtung und zugehörige Verfahren
CN106641951B (zh) * 2016-09-20 2020-01-10 吴富双 一种通用的车前照灯装置

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Also Published As

Publication number Publication date
DE102009015572A1 (de) 2010-10-07
JP2012522344A (ja) 2012-09-20
CN102379022B (zh) 2014-08-27
JP5409893B2 (ja) 2014-02-05
EP2415063B1 (fr) 2013-01-09
WO2010112289A1 (fr) 2010-10-07
US20120019142A1 (en) 2012-01-26
CN102379022A (zh) 2012-03-14
US8491177B2 (en) 2013-07-23

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