WO2010142281A1 - Système d'éclairage étanche à l'humidité et procédé de fabrication associé - Google Patents

Système d'éclairage étanche à l'humidité et procédé de fabrication associé Download PDF

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Publication number
WO2010142281A1
WO2010142281A1 PCT/DE2010/000658 DE2010000658W WO2010142281A1 WO 2010142281 A1 WO2010142281 A1 WO 2010142281A1 DE 2010000658 W DE2010000658 W DE 2010000658W WO 2010142281 A1 WO2010142281 A1 WO 2010142281A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
moisture
lighting arrangement
arrangement according
circuit board
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.)
Ceased
Application number
PCT/DE2010/000658
Other languages
German (de)
English (en)
Inventor
Adolf Maier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to EP10744658A priority Critical patent/EP2440846A1/fr
Publication of WO2010142281A1 publication Critical patent/WO2010142281A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V27/00—Cable-stowing arrangements structurally associated with lighting devices, e.g. reels 
    • F21V27/02—Cable inlets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F21S4/10—Lighting devices or systems using a string or strip of light sources with light sources attached to loose electric cables, e.g. Christmas tree lights
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/04—Provision of filling media
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/30—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides doped with fluorescent agents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a moisture-proof lighting arrangement according to the patent claim 1 and a method for its production according to the patent claim 23.
  • a light band which consists of several light sources connected to a line. Both the conduit and the light sources have a moisture-proof covering, to which a casting material adjoins, wherein a portion of the conduit is embedded by the casting material and the light source is enclosed by the casting material.
  • the present invention seeks to provide a moisture-proof lighting arrangement and a method for its production, which is able to overcome the disadvantages of the prior art.
  • the object is achieved on the basis of the preamble of claim 1 and 23 each by their characterizing features.
  • the essential aspect of the moisture-tight lighting arrangement according to the invention is to be seen in that the housing is poured with a potting compound that the at least one light emitting diode and the housing facing, the LED receiving top of the circuit board are completely surrounded by the potting compound.
  • the inventive design of the lighting arrangement in particular the complete encapsulation of the light emitting diode in addition to the printed circuit board receiving the housing interior is an absolute protection of the light emitting diode and the circuit board from moisture guaranteed.
  • the underside of the circuit board via the opening in the housing is freely accessible from the outside, whereby a heat dissipation of the heat generated inside the housing via the circuit board to the environment is possible.
  • the potting compound for generating a light scattering effect is formed at least in the emission region of the at least one light emitting diode (3), and indeed the potting compound for generating the light scattering effect has an additive, in particular granules, which generates the light scattering effect.
  • the punctiform luminous character of the light-emitting diodes is canceled by the light scattering effect of the additive, so that a planar abstraction results.
  • the intensity of the light scattering effect can be influenced, on the other hand, the additional costs resulting from the admixture of the granules are reduced.
  • the electrical conductors used in the lighting assembly are cables that are connected at pads to the printed circuit boards.
  • the contact points which preferably lie in the interior of the housing or on the upper side of the printed circuit board, are enclosed by the potting compound and are thus protected from moisture together with the printed circuit board and the at least one light-emitting diode.
  • the potting compound results in contact protection of the voltage-carrying electrical contact points.
  • the potting compound is transparent, moisture-proof and electrically insulating. Thus, on the one hand no moisture or moisture can penetrate into the housing interior, on the other hand voltage flashovers between the areas of the printed circuit boards having a potential difference are avoided.
  • the housing has a lens at least in the emission area.
  • the light emitted by the light-emitting diode can be expanded or focused and thus a desired illumination, for example a planar illumination, a point illumination or a depth effect can be generated.
  • the lens may be formed by a convex or concave curvature of the housing in the emission area.
  • the outer surface of the housing in the emission area may have a profiling and / or corrugation which likewise produces a light scattering effect.
  • the housing in the bottom region has an opening for introducing the printed circuit board.
  • at least one further opening is introduced in the peripheral side of the housing, which merges into the opening in the bottom area. Through these openings, the circuit board can bring into the housing, namely a circuit board with already connected electrical conductors.
  • the fixing means are at least partially formed by latching elements, preferably by projections on at least two opposite side walls.
  • spacer elements are provided in the housing, which are formed for spacing the board from the lens.
  • the latching elements cooperate with the spacer elements for fixing the at least one printed circuit board in such a way that the printed circuit board is accurately received between the spacer elements and the latching elements.
  • the at least one light-emitting diode and the printed circuit board receiving it are particularly advantageously fixed in the housing interior effectively and precisely via the potting compound, the spacer elements and latching elements.
  • At least one, preferably two mutually opposite, laterally protruding fastening straps are provided in the bottom region of the housing.
  • openings are provided on the attachment tabs.
  • the fastening straps and thus the housing can be arranged for example by means of screws on a mounting surface.
  • the attachment tabs have predetermined breaking points at which the attachment tabs can be separated by simple buckling. This is particularly advantageous when installing the lighting arrangement in narrow areas, for example in illuminated letters with serifs, of great advantage.
  • the housing is formed of at least partially transparent plastic, in particular of polymethylmethacrylate.
  • FIG. 1 and 2 are exemplary sections of a lighting arrangement according to the invention in detail views
  • FIG. 3 shows by way of example a sectional illustration through a housing receiving a printed circuit board
  • FIG. 4 shows by way of example a side view of the housing according to FIG. 3;
  • FIG. 5 shows an example of a side sectional view of the housing according to FIG. 3;
  • FIG. 6 shows by way of example a plan view of the housing according to FIG. 3; 7 shows by way of example a plan view of an alternative embodiment of a
  • the moisture-proof lighting arrangement 1 preferably forms a chain-like lighting arrangement 1, in particular a moisture-proof LED light string.
  • the moisture-proof lighting arrangement 1 has a multiplicity of printed circuit boards 2, each of which receives at least one light-emitting diode 3 and which are connected to one another by means of electrical conductors 4 to form the chain-like lighting arrangement 1.
  • printed circuit boards 2 each of which receives at least one light-emitting diode 3 and which are connected to one another by means of electrical conductors 4 to form the chain-like lighting arrangement 1.
  • one printed circuit board 2 or a group of printed circuit boards 2 are accommodated in a housing 5.
  • the housing 5 may in this case have different cross-sectional shapes, in particular a round, oval, square, rectangular or otherwise polygonal cross-sectional shape.
  • printed circuit boards 2 for example, printed circuit boards, in particular made in Ml D technology, or so-called.
  • Leadframes are used, on which in addition to the at least one light emitting diode 3 and other electrical and / or electronic components, which are particularly necessary for the operation of the light emitting diodes 3, For example, series resistors may be arranged.
  • the routing and arrangement of the electronic components on the top of the circuit board 2, i. at the bottom of the circuit board 2 no current or live parts are provided.
  • the printed circuit boards 2 are connected in series, for example, whereby a current is impressed on a power supply unit (not shown) and a defined current is applied based on this current injection Voltage to the respective LEDs 3 sets. Deviating from this, however, the lighting arrangement 1 can also be realized in parallel connection.
  • the housing 5 preferably a plastic housing, is filled with a potting compound 6 such that the at least one light-emitting diode 3 and the upper side of the printed circuit board 2 accommodating the light-emitting diode 3 are completely surrounded by the potting compound 6.
  • a potting compound 6 such that the at least one light-emitting diode 3 and the upper side of the printed circuit board 2 accommodating the light-emitting diode 3 are completely surrounded by the potting compound 6.
  • the interior of the housing 5 is at least partially filled with potting compound within the production and then introduced the circuit board 2, in such a way that the at least one light emitting diode 3 and the LED 3 receiving top of the circuit board 2 completely surrounded by the potting compound 6 are.
  • the potting compound 6 is formed to generate a light scattering effect at least in the emission of the at least one light emitting diode 3.
  • the potting compound 6 has at least in the emission region of the light-emitting diode 3 an additive which generates a luminescent scattering effect.
  • an additive for example, come into question crystal-shaped elements in which the light emitted by the light emitting diode 3 scattered light, in particular within the potting compound 6 is often scattered and thus the observer of the impression of lighting the entire housing 5 is formed.
  • granules are proposed as a light scattering additive.
  • the housing 5 may have such an additive in the section forming the emission area and / or may have a profiling and / or corrugation in the emission area of the LED on the outer surface for generating a scattering effect.
  • the material for the potting compound 6 in particular transparent plastics or resins, in particular oxide resins in question.
  • the casting materials used are particularly advantageously both moisture-proof and electrically insulating.
  • the electrical conductors 4 can be guided laterally into the housing 5, via one or two opposite housing walls 5.4. Furthermore, it is also possible to introduce the electrical conductors 4 at an angle, in particular at a right angle into the housing 5.
  • FIG. 3 shows by way of example a cross section through the housing 5 in plan view, the electrical conductors 4 being supplied from two opposite side walls 5. 4 to the housing 5.
  • the electrical conductors 4 supply the arranged on the circuit board 2 LED 3 with electrical energy and can be formed in particular by electrical cables, preferably solid wire, which are contacted and / or guided on the top of the circuit board 2.
  • the electrical conductors 4 are formed plastically bendable. This can be achieved, for example, by using cables with a solid wire core as electrical conductors.
  • an electrical conductor 4 is guided to a contact point 4.1, 4.1 'on the printed circuit board 2 and electrically connected thereto, preferably soldered.
  • the housing 5 shown in FIG. 3 has essentially a rectangular cross-sectional area, each having two longitudinal sides and two narrow sides, which form the side walls 5. 5 of the housing 5. Inside the housing 5, the likewise rectangular printed circuit board 2 is arranged, on whose narrow sides preferably the supply of the electrical conductors 4 takes place. In addition to the light-emitting diode 3, at least one series resistor is arranged on the printed circuit board 2 in the embodiment shown.
  • a dome-like emission area is provided.
  • FIGS. 4 and 5 each show a housing 5 of a lighting arrangement 1 with incorporated printed circuit board 2 and connected electrical conductors 4 in a side view.
  • a longitudinal section through the housing 5 is shown in FIG.
  • the housing 5 has a lens 7 in the emission area, which is preferably formed by a convex curvature of the housing 5.
  • the emission characteristic is widened in addition to the light scattering effect of the additive, thereby also contributing to a two-dimensional illumination of the illumination arrangement 1.
  • the shape of the lens 7 is in this case matched to the emission characteristic of the light-emitting diode 3 and its distance to the lens 7, so that thereby a desired beam expansion can be adjusted.
  • a convex curvature of the housing 5 may be provided.
  • the opening 5.1 in the bottom area 5.3 is preferably rectangular and extends for example over the entire bottom area 5.3 of the housing 5, ie the housing 5 is formed like a shell.
  • the openings 5.2 in the side walls 5.4 are U-shaped and have a rounded, the bottom portion 5.3 opposite end.
  • the openings 5.2 thus merge into the opening 5.1, wherein the openings 5.2 are dimensioned such that after the introduction of the circuit board 2 to the electrical conductor 4, a gap is formed, which is completely filled by casting with the potting compound 6, so that also in the field of implementation of the electrical conductors 4 in the housing 5 results in a complete liquid and moisture seal.
  • latching elements 8, 8 ' are arranged on at least two opposite inner walls of the housing 5.
  • the latching elements 8, 8 ' are designed, for example, as triangular projections in cross-section, which have an inclined surface 8.1, 8.1' and a support surface 8.2, 8.2 '.
  • the inclined surface 8.1, 8.1 ' is at an obtuse angle ⁇ from the lateral inner wall in such a way that the obtuse angle ⁇ in the direction of the bottom portion 5.3 of the housing 5 opens.
  • the bearing surface 8.2, 8.2 ' is preferably formed at right angles to the lateral inner wall and forms a support for the printed circuit board 2.
  • the latching elements 8, 8 ' cooperate with spacer elements 9, 9', which are arranged above the latching elements 8, 8 ', preferably in the corner regions of the housing 5.
  • the spacer elements 9, 9' form the latching elements 8, 8 'facing free ends abutment surfaces 9.1, which are so spaced from the bearing surfaces 8.2, 8.2' that the circuit board 2 can be accommodated in the space formed.
  • the distance between the bearing surfaces 8.2, 8.2 'and the abutment surfaces 9.1 of the spacers 9, 9 'thus corresponds approximately to the thickness of the printed circuit board. 2
  • the circuit board 2 After the introduction of the printed circuit board 2 in the housing 5 so that the circuit board 2 fits exactly between the support surfaces 8.2, 8.2 'of the locking elements 8, 8' and the abutment surfaces 9.1 of the spacers 9 to lie.
  • the circuit board fixed within the housing 5 and fixed at a desired distance to the housing 5, in particular to the lens 7 are arranged.
  • the printed circuit board 2 is thereby rigidly connected to the housing 5 independently of the potting compound 6 and its curing time.
  • FIG. 6 shows a housing 5 in a plan view, which is partially opened in the region of the upper side of the housing.
  • the housing has attachment tabs 10, 10 'adjoining the bottom region 5.3 on two opposite side walls 5.4, by means of which the housing 5 can be fastened to, for example, a lighting surface.
  • the fastening straps 10, 10 ' project at right angles from the side wall 5.4 of the housing 5 and each have at least one fastening opening 10.1, 10.1', by means of which the housing can be fixed to the illumination surface, for example by screw or plug connectors.
  • An attachment opening 10.1 ' is formed, for example, as a round hole and the further attachment opening 10.1 as a U-shaped groove, so that attachment can be made in particular by the attachment tab 10 being pushed with its U-shaped attachment opening 10.1 under a fastening element, for example a screw head, and Subsequently, the opposite fastening tab 10 'by means of, for example, a screw through the mounting hole 10.1' is screwed to the illumination surface.
  • the fastening tabs 10, 10 'and the openings 5.2 for the passage of the electrical conductors 4 are preferably on different side walls 5.4 arranged, wherein the housing 5 and the fastening tabs 10, 10 'are preferably formed integrally. As a result, it can be achieved that the electrical conductors 4 do not at least partially obscure the fastening straps 10, 10 'and their fastening openings 10.1, 10.1' and thus are a hindrance during assembly of the lighting arrangement 1.
  • the fastening straps 10, 10 ' preferably form a plane with the bottom region 5.3 of the housing 5, so that the housing 5 and the fastening straps 10, 10' rest completely against the fastening surface in the bottom region 5.3 and thus optimal fixing of the individual housing to the fastening surface can be achieved.
  • predetermined breaking points 10.2, 10.2 ' are arranged in the transition region between the housing 5 and the fastening straps 10, 10', at which the fastening straps 10, 10 'can be removed quickly and easily by simply bending them off, if not required.
  • This is particularly advantageous if the lighting assembly 1 must be installed in narrow areas, for example in illuminated letters with serifs.
  • the housing 5 are arranged in their potting compound 6 potted ground area 5.3 by means of adhesives, such as adhesive pads on the mounting surface.
  • the housing in principle, all transparent materials that are suitable for outdoor use, find application.
  • transparent plastic will be used as the housing material, in particular polymethylmethacrylate. This material is characterized by a very high transparency and low aging properties in outdoor applications.
  • a lighting arrangement 1 described above can now be carried out such that initially prefabricated components, namely housing 5, printed circuit boards 2 with at least one light emitting diode 3, and electrical conductors 4 are provided with stripped conductor ends.
  • circuit boards 2 are electrically connected to each other by means of the electrical conductor 4, namely by the fact that the stripped conductor ends connected to the circuit board 2, in particular soldered and thereby form the contact points 4.1, 4.1 ', preferably at the top of the circuit boards. 2 are located.
  • the individual housing 5 of the lighting arrangement 1 are at least partially filled with potting compound 6, preferably by means of a dispenser.
  • potting compound 6 preferably by means of a dispenser.
  • one printed circuit board 2 is introduced via the opening 5.1 in the bottom region 5.3 of the housing 5 into this same, in such a way that the electrical conductors 4 are led out of the housing 5 through the openings 5.2.
  • the introduction of the printed circuit boards 2 takes place in this case such that the printed circuit board 2 by means of light pressure on the locking elements 8, 8 'and then the locking elements 8, 8' engage on the underside of the circuit board, so that these precisely between the locking elements 8, 8 ' and the spacers 9 is held.
  • the interior located between the upper side of the printed circuit board 2 and the emission area of the housing 5 or the lens 7 is completely filled with the potting compound 6.
  • the potting compound 6, at least in the emission of the light emitting diode 3 with a light beam effect generating additive, in particular granules are added.
  • the entire potting compound 6 may contain this addition, so that the viewer is given the impression that the entire housing 5 is illuminated by the light beam effect.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un système d'éclairage étanche à l'humidité, comprenant une pluralité de circuits imprimés (2) logeant au moins une diode électroluminescente (3) et reliés les uns aux autres par des conducteurs électriques (4), ledit au moins un circuit imprimé (2) étant logé dans un boîtier (5). De façon avantageuse, une masse de remplissage est coulée dans le boîtier (5) de telle manière que ladite au moins une diode électroluminescente (3) et la face supérieure du circuit imprimé (2) qui est tournée vers le boîtier (5) et qui reçoit la diode électroluminescente (3) sont entièrement entourées par la masse de remplissage (6).
PCT/DE2010/000658 2009-06-13 2010-06-11 Système d'éclairage étanche à l'humidité et procédé de fabrication associé Ceased WO2010142281A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10744658A EP2440846A1 (fr) 2009-06-13 2010-06-11 Système d'éclairage étanche à l'humidité et procédé de fabrication associé

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009024828A DE102009024828A1 (de) 2009-06-13 2009-06-13 Feuchtigkeitsdichte Beleuchtungsanordnung und Verfahren zu dessen Herstellung
DE102009024828.5 2009-06-13

Publications (1)

Publication Number Publication Date
WO2010142281A1 true WO2010142281A1 (fr) 2010-12-16

Family

ID=43033280

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000658 Ceased WO2010142281A1 (fr) 2009-06-13 2010-06-11 Système d'éclairage étanche à l'humidité et procédé de fabrication associé

Country Status (3)

Country Link
EP (1) EP2440846A1 (fr)
DE (1) DE102009024828A1 (fr)
WO (1) WO2010142281A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103635744A (zh) * 2011-07-01 2014-03-12 西特科照明有限公司 具有填料的发光装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013001649A1 (de) * 2013-01-31 2014-07-31 Festool Group Gmbh & Co. Kg Elektrogerät in Gestalt einer Hand-Werkzeugmaschine oder eines Sauggeräts

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19904915A1 (de) 1999-02-06 2001-02-01 Alcatel Sa Feuchtigkeitsdichtes Lichtband
DE20203326U1 (de) 2002-03-01 2002-07-04 Hansen, Hans-Thomas, 25855 Haselund LED-Beleuchtung
US20050139850A1 (en) * 2003-12-26 2005-06-30 Toki Corporation Silicone-filled casing for use with light-emitting unit and method of manufacturing the light-emitting unit
DE202006002797U1 (de) * 2006-02-20 2006-05-11 Kolb, Klaus Elektrische Leuchteinrichtung mit Leuchtdioden
DE102005025214A1 (de) * 2005-02-11 2006-08-24 Schmitz Gotha Fahrzeugwerke Gmbh Fahrzeugaußenleuchte und Verfahren zur Herstellung einer solchen Fahrzeugaußenleuchte
DE102007006440A1 (de) * 2006-02-07 2007-08-09 Wolf-Dietrich Hannecke Kunststofftechnik Leuchtenbauteil

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19904915A1 (de) 1999-02-06 2001-02-01 Alcatel Sa Feuchtigkeitsdichtes Lichtband
DE20203326U1 (de) 2002-03-01 2002-07-04 Hansen, Hans-Thomas, 25855 Haselund LED-Beleuchtung
US20050139850A1 (en) * 2003-12-26 2005-06-30 Toki Corporation Silicone-filled casing for use with light-emitting unit and method of manufacturing the light-emitting unit
DE102005025214A1 (de) * 2005-02-11 2006-08-24 Schmitz Gotha Fahrzeugwerke Gmbh Fahrzeugaußenleuchte und Verfahren zur Herstellung einer solchen Fahrzeugaußenleuchte
DE102007006440A1 (de) * 2006-02-07 2007-08-09 Wolf-Dietrich Hannecke Kunststofftechnik Leuchtenbauteil
DE202006002797U1 (de) * 2006-02-20 2006-05-11 Kolb, Klaus Elektrische Leuchteinrichtung mit Leuchtdioden

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103635744A (zh) * 2011-07-01 2014-03-12 西特科照明有限公司 具有填料的发光装置

Also Published As

Publication number Publication date
DE102009024828A1 (de) 2010-12-23
EP2440846A1 (fr) 2012-04-18

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