EP2118562B1 - Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée - Google Patents

Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée Download PDF

Info

Publication number
EP2118562B1
EP2118562B1 EP07857088A EP07857088A EP2118562B1 EP 2118562 B1 EP2118562 B1 EP 2118562B1 EP 07857088 A EP07857088 A EP 07857088A EP 07857088 A EP07857088 A EP 07857088A EP 2118562 B1 EP2118562 B1 EP 2118562B1
Authority
EP
European Patent Office
Prior art keywords
led
illuminant
supports
angled
angled support
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.)
Not-in-force
Application number
EP07857088A
Other languages
German (de)
English (en)
Other versions
EP2118562A1 (fr
Inventor
Christoph Kuegler
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
Publication of EP2118562A1 publication Critical patent/EP2118562A1/fr
Application granted granted Critical
Publication of EP2118562B1 publication Critical patent/EP2118562B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-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
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-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
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit 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
    • F21K9/232—Retrofit 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 an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • 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
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/40—Light sources with three-dimensionally disposed light-generating elements on the sides of polyhedrons, e.g. cubes or pyramids
    • 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 an LED light source (LED - light emitting diode), a lamp comprising such an LED light source and a method for producing such a light source.
  • LED light source LED - light emitting diode
  • Illuminants are the light-emitting objects of a luminaire. Examples of common bulbs are incandescent (also referred to as light bulbs), halogen bulbs or fluorescent lamps. Due to the progressive development in the field of LEDs, LEDs are becoming increasingly interesting as lighting devices for fields of application in which incandescent lamps, halogen incandescent lamps or fluorescent lamps are currently predominant.
  • An LED is a diode-based semiconductor device. When current flows through the diode in the forward direction, it emits light. By choosing the semiconductor material and the doping, the wavelength of the emitted light can be influenced.
  • LEDs that produce white light can be made by covering a blue LED with fluorescent dye.
  • a plurality of light-emitting diodes, which emit light in different colors, can be connected together so that white light results due to the color addition.
  • White LEDs are available as SMD components (surface mounted device), which can be soldered directly to an electrical circuit board using solderable connection surfaces.
  • SMD components surface mounted device
  • white LEDs already ready mounted on a circuit board for example, mounted on a square board measuring 25 ⁇ 25 mm 2 ).
  • a light source Important characteristics of a light source are its luminous efficacy in lumens per watt (lm / W) and its power consumption.
  • white LEDs typically have a light output of up to 50 lm / W and an absolute power consumption of 2.5 W per LED.
  • the luminous efficacy of white LEDs is thus higher than that of incandescent and halogen incandescent lamps (typically in the range of 10 lm / W to 20 lm / W), but below that of fluorescent lamps (up to 110 lm / W).
  • an LED bulb should deliver a comparable luminous flux.
  • a common 75W incandescent bulb for high voltage operation i.e., at 230V or 110V line voltage
  • 4 white LEDs with 50 lm / W and a power of 2.5 W per LED can be interconnected, resulting in a luminous flux of 500 Im.
  • LEDs Due to their design, LEDs have the disadvantage that individual LEDs, in contrast to incandescent lamps having a virtually omnidirectional emission characteristic, only achieve an emission angle range of typically 120 ° to a maximum of 180 °.
  • an elongated tubular light source which has as a light source a plurality of SMD LEDs. Chains of SMD LEDs are mounted on the surface of a hollow body.
  • a light source which has the shape of a conventional incandescent lamps.
  • several LEDs are mounted on a cube or octahedral carrier inside the bulb.
  • a disadvantage of such an arrangement is that the carrier does not ensure sufficient heat dissipation.
  • the LED lighting device according to the invention according to claim 1 comprises a plurality of carriers, which are advantageously similar.
  • the carriers are each angled.
  • the supports are angled metal sheets.
  • the carriers are arranged such that the angled carrier portions of the carrier are adjacent, so lie together.
  • the solid angles of the surfaces of the angled carrier sections correspond essentially to different Raurnwinkeln a polyhedron. It can be provided that not only the solid angles correspond to those of a polyhedron, but also that the angled support sections in the form and Arrangement to one another substantially correspond to the sides of a polyhedron.
  • the LED illuminant further comprises a plurality of (advantageously white) LED elements, for example white LED SMDs, which are arranged on the angled carrier sections.
  • a plurality of LED elements for example white LED SMDs, which are arranged on the angled carrier sections.
  • at least one LED element is arranged on each angled support section. The heat of the individual LED elements is in each case discharged from the angled support section over the remaining support.
  • An LED element in the sense of the application can be both a single LED and an LED with associated board.
  • angled carriers are provided for the individual LED elements, the heat of the individual LED elements, starting from the angled carrier section, can be dissipated via the remaining carrier in a sufficient manner. Due to the use of angled carrier, a further cooling surface is provided for each LED element next to the surface on which the LED element is arranged and which corresponds to the angled carrier section, which corresponds to the rest of the carrier. As a result, the surface available for heat dissipation is significantly increased.
  • an angled support has not necessarily been created by bending a straight output carrier. Such a carrier can also result by joining two carrier parts at an angle.
  • the LED illuminant is not necessarily made by assembling separate angled carriers. It can also be provided, for example be that first the support sections on which the LED elements are arranged or later arranged, are joined together and then the angled support sections are attached.
  • the inner angle between the angled support section and the remaining support corresponds to half of the outer angle between the adjoining angled support sections of these two supports.
  • two or more carriers are arranged parallel to a common axis.
  • a first group of carriers extends in one direction along the common axis
  • a second group of carriers extends in the direction opposite thereto along the common axis.
  • the angled support sections essentially correspond to different side surfaces of a polyhedron or parts of these side surfaces, so that the adjacent support sections can be arranged such that they form a polyhedron.
  • the LED illuminant has at least four LED elements. Even with a beam angle range of 120 ° per LED element, a nearly omnidirectional radiation characteristic can be achieved.
  • the polyhedron may be a platonic body in which the side surfaces are regular polygons that are congruent to each other, of which the same number coincide in each corner.
  • Tetrahedron (4 Pages), hexahedron (6 pages), octahedron (8 pages), dodecahedron (12 pages) and icosahedron (20 pages) each form a platonic solid.
  • the polyhedron is a tetrahedron and the LED illuminant comprises four angled support sections, the solid angles of the four angled support sections essentially corresponding to the four solid angles of the tetrahedron.
  • the four angled support sections may substantially correspond to the surfaces of a tetrahedron in shape and arrangement with respect to one another.
  • the carriers are arranged along a common axis, it is advantageous for the carriers to form a channel along this axis, for example by curving the carriers about the common axis. As a result, the heat can be dissipated via the insides of the carrier.
  • the carriers may advantageously be mounted on a bar press profile, for example on an aluminum bar press profile.
  • the heat is dissipated via the thermally well-conducting bar press profile.
  • the carriers have holes. Due to the thereby enlarged surface heat dissipation is further improved.
  • the LED lighting means each comprise a socket.
  • an electronic ballast (transformer) is advantageously provided in the LED lighting means.
  • the luminaire according to the invention according to claim 20 comprises an above-described LED lighting means.
  • the method according to the invention for producing an LED illuminant comprises a plurality of steps according to claim 22.
  • a first step a plurality of angled carriers are provided.
  • a plurality of LED elements are arranged on the angled carrier sections, the heat of the individual LED elements in each case being removed from the angled carrier section via the remaining carrier during operation of the LED illuminant.
  • the carriers are arranged such that the angled carrier sections are adjacent and the solid angles of the surfaces of the angled carrier sections substantially correspond to different solid angles of a polyhedron.
  • the following table shows the luminous efficiency and the total power loss of a white LED illuminant in the light color warm-white (about 3500 K) depending on the number of white LEDs used and the LED characteristics (power per LED in watts and luminous efficacy in lumens per A low luminous flux is in the range of 500 to 750 Im, a high luminous flux is from 1000 Im. Furthermore, it can be assumed that at a total power loss from 30 W, the bulb is very hot. At a total power loss over 40 W, the bulb becomes too hot, so it is destroyed.
  • White LEDs with a power loss of 2.5 W and a luminous efficacy of 50 lm / W are already available at the present time. It is expected that from 2008, white LEDs with a power dissipation of 5 W per LED and a luminous efficiency of 50 lm / W or alternatively with a power loss of 2.5 W and a luminous efficacy of 70 lm / W will be commercially available .
  • the LED illuminant comprises four angled carriers 1.i, wherein a single carrier 1.i can be subdivided into an angled carrier section 2.i and the remaining carriers 3.i.
  • a carrier 1.i does not necessarily have to by bending a straight one-piece output carrier may have been produced, but may also result by joining two carrier sections 2.i and 3.i at an angle.
  • the two support sections 2.i and 3.i need not necessarily be made of the same material.
  • the support 1.i preferably comprises an angled metal cooling plate, in particular an angled aluminum sheet.
  • the angled support section 2.i at least one LED 4.i with the associated board (not shown) attached. Relative to the longitudinal extension of the carrier 1.i, the LED 4.i is asymmetrically mounted on the carrier 1.i.
  • the board need not be limited to the angled support section 2.i, but may also extend to the remaining support 3.i.
  • the carrier 1.i can also be part of the board; In this case, a circuit board layer, for example an aluminum oxide layer, assumes the function of the carrier.
  • the board with the LED 4.i is mounted on the carrier 1.i in each case.
  • the support sections 3.i are each arranged parallel to a common axis.
  • Each two carriers 1.i are arranged with their support sections 3.i parallel to each other.
  • the two carriers 1.1 and 1.2 arranged in parallel extend in one direction along the common axis, while the two other mutually parallel carriers 1.3 and 1.4 extend in the opposite direction along the common axis.
  • the inner angle between the angled support section 2.i and the associated support section 3.i corresponds to half the outer angle between two angled support sections 2.i of two parallel support 1.i.
  • Fig. 1 shows how out Fig. 1 Furthermore, the four carriers 1.i are arranged, each with an LED 4.i mounted thereon, such that the LEDs 4.i on the angled carrier sections 2.i are in solid angles which essentially correspond to the solid angles of a polyder, here one Tetrahedrons, correspond.
  • the LEDs 4.i on the angled support sections 2.i should be brought together as closely as possible. Therefore, in Fig. 1 not only the solid angles of the angled support sections 2.i those of a tetrahedron, but the angled support surfaces 2.i together form essentially a tetrahedron.
  • Fig. 2 an ideal tetrahedron shown.
  • the angled carrier sections 2.i taper towards their end in the form of a substantially isosceles trapezium.
  • the angled support section 2.i could also be executed in the form of an equilateral triangle.
  • the heat loss of the individual LED 4.i can be dissipated sufficiently from the angled support section 2.i via the support section 3.i. Because of the use of angled carrier 1.i, a further cooling surface in the form of the carrier section 3.i is provided for each LED 4.i next to the surface 2.i on which the respective LED 4.i is arranged. As a result, the available surface for heat dissipation is significantly increased, so that the thermal resistance decreases.
  • Fig. 3 shows the radiation pattern of in Fig. 1 illustrated LED bulb.
  • the individual radiation components 5.i of the LEDs 4.i are shown, which have been projected into a common plane.
  • Each LED 4.i has a beam angle of 120 °.
  • the total radiation results from the superposition of the individual radiation components 5.i. How out Fig. 3 can be seen, the LED illuminant according to Fig. 1 an omnidirectional radiation characteristic.
  • Fig. 4 is shown second embodiment of an LED light-emitting device according to the invention. Equipped with the same reference numerals components of the two bulbs in Fig. 1 and Fig. 4 correspond to each other. Unlike the in Fig. 1 shown bulbs have in the bulb in Fig. 4 the carrier 1.i, in particular the support sections 3.i, holes 6. Preferably, the holes are produced by punching a cooling plate. Due to the holes 6 in the support 1.i, the surface available for heat dissipation is increased, so that the thermal resistance decreases.
  • Fig. 5 shows a third embodiment of an LED lamp according to the invention. Equipped with the same reference numerals components of the two bulbs in Fig. 1 and Fig. 5 correspond to each other. Unlike the in Fig. 1 illustrated bulbs are in the in Fig. 5 illustrated illuminants, the support sections 3.i curved about the common axis, so that the support sections 3.i substantially form a tubular heat sink. As a result, the available surface for heat dissipation is further increased, since the opposite side surfaces of the support sections 3.1 and 3.2 or 3.3 and 3.4 are used for thermal coupling of the heat sink to the environment of the heat sink. The thermal resistance can be further reduced if the carriers 1.i are mounted on a bar press profile, in particular an aluminum bar press profile, so that the channel formed by the carrier sections 3.i is filled with the bar press profile.
  • a bar press profile in particular an aluminum bar press profile
  • Fig. 6 a fourth embodiment of an LED light-emitting device according to the invention is shown. Equipped with the same reference numerals components of the two bulbs in Fig. 1 and Fig. 6 correspond to each other.
  • the embodiment according to Fig. 1 be in the in Fig. 6 illustrated embodiment, six white LEDs interconnected, so that in comparison to the in Fig. 1 illustratedententifiesbeipspiel with four white LEDs results in a larger luminous flux.
  • six white LEDs with a luminous efficacy of 50 lm / W and a power of 2.5 W per LED reach a luminous flux of 750 Im.
  • the support sections 3.i are arranged parallel to a common axis.
  • Each three carriers 1.i namely the carrier 1.1, 1.2 and 1.3 or 1.4, 1.5 and 1.6, lie with their support sections 3.i each other.
  • the three beams 1.1, 1.2 and 1.3 extend in a direction along the common axis, while the beams 1.4, 1.5 and 1.6 extend in the opposite direction along the common axis.
  • the carriers 1.i each with an LED 4.i arranged thereon, are arranged such that the solid angles of the angled carrier sections 2.i substantially correspond to six selected solid angles of a cuboctahedron with a total of 14 side surfaces and thus 14 solid angles.
  • Fig. 7 an ideal cuboctahedron shown.
  • the surface shape of the angled support sections 2.i does not have to correspond to the surface shape of the side surfaces of a Kuboktaeders. So have the in Fig. 6 shown angled support sections 2.i in each case the area of a triangle, while in Fig. 7 shown cuboctahedron as side surfaces includes both triangles and squares.
  • Fig. 5 Similar to the in Fig. 5 illustrated embodiment with curved support sections 3.i are the opposite side surfaces of the support sections 3.1, 3.2 and 3.3 or 3.4, 3.5 and 3.6 free, so that these surfaces are used for thermal coupling of the heat sink to the environment of the heat sink. Furthermore, can - as in the embodiment in Fig. 5 - The carrier 1.i also attach to a bar press profile, so that the thermal coupling of the opposite side surfaces of the support sections 3.i is further improved to the environment.
  • Fig. 8 shows the radiation pattern of in Fig. 6 illustrated LED bulb.
  • the individual radiation components 5.i of the LEDs 4.i are shown, which have been projected into a common plane.
  • Each LED 4.i has a beam angle of 120 °.
  • the total radiation results from the superposition of the individual radiation components 5.i.
  • the LED illuminant according to Fig. 1 an omnidirectional radiation characteristic. Due to the use of six LEDs 4.i and the greater overlap of the cone-shaped radiation space angle of the individual LEDs, the angle dependence of the radiation is less than that in FIG Fig. 3 illustrated radiation pattern with four LEDs 4.i.
  • Fig. 9 is a finished LED bulb with a socket 6, a transformer housing 7 and an optional glass or plastic housing 8 shown schematically.
  • the LED illuminant further comprises a carrier arrangement equipped with LED elements, for example the carrier arrangement according to FIG Fig. 1 , Alternatively, could also in the FIGS. 4 . 5 and 6 comprises carrier assemblies shown.
  • Version 6 is a socket for common 230V or 12V lamps; for example, a version of the type E14, E 27, G9, B15d or R7s in the case of a high-voltage version or a version of the type Gy6.35, Gx5.3 in the case of a low-voltage version.
  • the version can be socketed on two sides instead of unilaterally.
  • the transformer housing 7 surrounds electrical circuit components (not visible), which are used to drive the LEDs.
  • the circuit components include a transformer which reduces the voltage on the socket (eg 230V or 12V) to a lesser value.
  • a rectifier is provided in AC operation.
  • the electrical circuit components preferably include circuit means (eg, a bias resistor or a JFET current source) for operating the constant current LEDs.
  • Connected to the electrical circuit components is the carrier arrangement whose LEDs are controlled by the electrical circuit components.
  • circuit components can also be partially or even completely mounted on the carrier arrangement.
  • a translucent glass or plastic housing 8 which surrounds the support assembly and is designed, for example, tubular.
  • the housing 8 may be made of clear or frosted glass or plastic.
  • FIG. 9 illustrated illuminant is suitable as a substitute for common bulbs, especially for common incandescent or halogen bulbs.

Landscapes

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

Abstract

L'invention concerne un moyen d'éclairage DEL comprenant une pluralité de supports coudés (Li). Les tronçons de support coudés (2.i) des supports (1.i) sont dans ce cas voisins. Les angles solides des surfaces des tronçons de support coudés (2.i) correspondent essentiellement à différents angles solides d'un polyèdre. Le moyen d'éclairage DEL présente par ailleurs une pluralité d'éléments DEL (4.i) qui sont disposés sur les tronçons de support coudés (2.i), la chaleur des éléments DEL individuels (4.i) étant respectivement évacuée en partant du tronçon de support coudé (2.i) par l'intermédiaire du reste du support (3.i).

Claims (22)

  1. Ampoule à LED, comprenant :
    - une pluralité de supports (1.i) dont chacun est coudé, lesdits supports (1.i) étant disposés de telle manière que les tronçons de supports coudés (2.i) sont contigus et que les angles solides des surfaces des tronçons de supports coudés (2.i) correspondent sensiblement à différents angles solides d'un polyèdre, et
    - une pluralité d'éléments de LED (4.i) disposés sur les tronçons de supports coudés (2.i), la chaleur de chacun des différents éléments de LED (4.i) partant du tronçon de support coudé (2.i) correspondant étant dissipée via les autres supports (3.i),
    caractérisée
    en ce qu'un premier groupe de supports (1.1, 1.2) s'étend dans une direction le long de l'axe commun, tandis qu'un deuxième groupe de supports (1.3, 1.4) s'étend dans la direction opposée le long de l'axe commun.
  2. Ampoule à LED selon la revendication 1,
    caractérisée
    en ce que pour au moins deux supports (1.1, 1.2) dont les tronçons de supports coudés (2.1, 2.2) sont adjacents, l'angle interne entre le tronçon de support coudé (2.1, 2.2) et les autres supports (3.1, 3.2) correspond à la moitié de l'angle externe entre les tronçons de supports coudés adjacents (2.1, 2.2) de ces deux supports (1.1, 1.2).
  3. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce qu'au moins deux des supports (1.i) sont disposés parallèlement à un axe commun.
  4. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que les supports (1.i) sont identiques.
  5. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce qu'au moins un élément de LED (4.i), en particulier un seul élément de LED, est disposé sur chaque tronçon de support coudé (2.i.).
  6. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que les tronçons de supports coudés (2.i) correspondent sensiblement à différentes faces latérales d'un polyèdre ou à des parties de ces faces latérales.
  7. Ampoule à LED selon la revendication 6,
    caractérisée
    en ce que les tronçons de supports coudés (2.i) forment sensiblement un polyèdre.
  8. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que ladite ampoule à LED comprend au moins quatre éléments de LED (4.i), en particulier quatre, six ou huit éléments de LED (4.i).
  9. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que le polyèdre est un tétraèdre, et en ce que ladite ampoule à LED comprend quatre tronçons de supports coudés (2.i), les angles solides des quatre tronçons de supports coudés (2.i) correspondant sensiblement aux quatre angles solides du tétraèdre.
  10. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que le polyèdre est un cuboctaèdre, et en ce que ladite ampoule à LED comprend six tronçons de supports coudés (2.i), les angles solides des six tronçons de supports coudés (2.i) correspondant sensiblement à six angles solides différents du cuboctaèdre.
  11. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que les supports (1.i) sont des plaques métalliques pliées.
  12. Ampoule à LED selon la revendication 3 ou selon l'une des revendications 4 à 11 dépendantes de la revendication 3,
    caractérisée
    en ce que les supports (1.i) forment un canal le long de l'axe commun .
  13. Ampoule à LED selon la revendication 3 ou selon l'une des revendications 4 à 12 dépendantes de la revendication 3,
    caractérisée
    en ce que les supports (1.i) sont arqués autour de l'axe commun .
  14. Ampoule à LED selon la revendication 3 ou selon l'une des revendications 4 à 13 dépendantes de la revendication 3,
    caractérisée
    en ce que les supports (1.i) sont appliqués contre un profilé extrudé à la presse.
  15. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que les supports (1.i) présentent des perforations pour agrandir la surface.
  16. Ampoule à LED selon la revendication 3 ou selon l'une des revendications 4 à 15 dépendantes de la revendication 3,
    caractérisée
    en ce qu'un ou plusieurs composants de circuit électrique pour le fonctionnement des éléments de LED (4.i), en particulier un transformateur, sont disposés à une extrémité du montage de supports constitué par les supports.
  17. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que ladite ampoule à LED comprend une douille (6), en particulier une douille pour lampes 230 Volt ou 12 Volt usuelles.
  18. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que les éléments de LED (4.i) diffusent chacun une lumière blanche.
  19. Ampoule à LED selon l'une des revendications précédentes,
    caractérisée
    en ce que ladite ampoule à LED présente une caractéristique de rayonnement omnidirectionnel.
  20. Eclairage comprenant une ampoule à LED selon l'une des revendications précédentes.
  21. Utilisation d'une ampoule à LED selon la revendication 17 comme substitut pour une lampe à incandescence ou une lampe à halogène.
  22. Procédé de fabrication d'une ampoule à LED, comportant les étapes suivantes :
    - préparation d'une pluralité de supports (1.i) dont chacun est coudé, et sur les tronçons de supports coudés (2.i) desquels est disposée une pluralité d'éléments de LED (4.i), la chaleur de chacun des différents éléments de LED (4.i) partant du tronçon de support coudé (2.i) correspondant étant dissipée via les autres supports (3.i) pendant le fonctionnement de l'ampoule à LED ; et
    - disposition des supports (1.i) de telle manière que les tronçons de supports coudés (2.i) soient contigus et que les angles solides des surfaces des tronçons de supports coudés (2.i) correspondent sensiblement à différents angles solides d'un polyèdre, et où
    un premier groupe de supports (1.1, 1.2) s'étend dans une direction le long de l'axe commun, tandis qu'un deuxième groupe de supports (1.3, 1.4) s'étend dans la direction opposée le long de l'axe commun.
EP07857088A 2006-12-22 2007-12-21 Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée Not-in-force EP2118562B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006061020A DE102006061020B3 (de) 2006-12-22 2006-12-22 LED-Leuchtmittel mit omnidirektionaler Lichtabstrahlung und optimierter Wärmeableitung
PCT/EP2007/011381 WO2008077627A1 (fr) 2006-12-22 2007-12-21 Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée

Publications (2)

Publication Number Publication Date
EP2118562A1 EP2118562A1 (fr) 2009-11-18
EP2118562B1 true EP2118562B1 (fr) 2012-06-27

Family

ID=39248219

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07857088A Not-in-force EP2118562B1 (fr) 2006-12-22 2007-12-21 Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée

Country Status (5)

Country Link
US (1) US8382320B2 (fr)
EP (1) EP2118562B1 (fr)
CN (1) CN101641551B (fr)
DE (1) DE102006061020B3 (fr)
WO (1) WO2008077627A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009037249A1 (de) 2009-03-18 2010-11-11 Kay Schumann Stablampe
JP5632909B2 (ja) 2009-05-28 2014-11-26 コーニンクレッカ フィリップス エヌ ヴェ 照明装置、及び照明装置の組み立てのための方法
DE102009052930A1 (de) 2009-09-14 2011-03-24 Osram Gesellschaft mit beschränkter Haftung Leuchtvorrichtung und Verfahren zum Herstellen eines Kühlkörpers der Leuchtvorrichtung und der Leuchtvorrichtung
DE102010052020B4 (de) * 2010-11-19 2015-03-26 Fabio Tinagli Beleuchtungs- und/oder Anzeigenvorrichtung
US20130293119A1 (en) * 2012-05-04 2013-11-07 Robert Bosch Gmbh Universal ballast
WO2014033598A1 (fr) 2012-08-27 2014-03-06 Koninklijke Philips N.V. Dispositif d'éclairage doté de modules optoélectroniques en forme de tétraèdre
JP2014096254A (ja) * 2012-11-08 2014-05-22 Kobe Steel Ltd 車載ｌｅｄランプ用ヒートシンク
US9618191B2 (en) * 2013-03-07 2017-04-11 Advanced Semiconductor Engineering, Inc. Light emitting package and LED bulb
US11565013B2 (en) * 2020-11-10 2023-01-31 Pdc Facilities, Inc. Systems and methods related to ultraviolet sanitization

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237490A (en) * 1992-07-07 1993-08-17 Ferng Shing Lai Solar power-operated, construction work warning lamp with focusing device for intensifying the intensity of light
WO2000017569A1 (fr) * 1998-09-17 2000-03-30 Koninklijke Philips Electronics N.V. Lampe a dels
DE19909399C1 (de) * 1999-03-04 2001-01-04 Osram Opto Semiconductors Gmbh Flexibles LED-Mehrfachmodul, insb. für ein Leuchtengehäuse eines Kraftfahrzeuges
DE20008944U1 (de) 2000-05-22 2000-11-30 Ebt Optronic Gmbh & Co Kg Leuchteinheit
DE20013605U1 (de) * 2000-07-28 2000-12-28 Opto System Gmbh Längliche Lichtquelle
JP2002184207A (ja) * 2000-12-15 2002-06-28 Matsushita Electric Ind Co Ltd Ｌｅｄ照明用電球
US6719446B2 (en) * 2001-08-24 2004-04-13 Densen Cao Semiconductor light source for providing visible light to illuminate a physical space
US7728345B2 (en) * 2001-08-24 2010-06-01 Cao Group, Inc. Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame
US6682211B2 (en) * 2001-09-28 2004-01-27 Osram Sylvania Inc. Replaceable LED lamp capsule
US6688752B2 (en) * 2001-10-11 2004-02-10 Wayne T. Moore Electronically simulated flame
DE20207745U1 (de) 2002-05-15 2002-09-05 Ballaschk Bernd Wärmeregulierende LED-Lampe
US6715900B2 (en) * 2002-05-17 2004-04-06 A L Lightech, Inc. Light source arrangement
US20040114367A1 (en) * 2002-12-13 2004-06-17 Jui-Tuan Li Light emitting diode light bulb
US6955451B2 (en) 2003-08-25 2005-10-18 Osram Sylvania Inc. Lamp with LED substrates supported by heat conductive post, and method of making such lamp
US6991351B1 (en) * 2003-12-15 2006-01-31 Twr Lighting, Inc. Illumination system
DE102004004947A1 (de) * 2004-01-31 2005-08-18 Signal-Construct Elektro-Optische Anzeigen Und Systeme Gmbh LED-Leuchtkörper
US7059748B2 (en) * 2004-05-03 2006-06-13 Osram Sylvania Inc. LED bulb
US7285903B2 (en) * 2004-07-15 2007-10-23 Honeywell International, Inc. Display with bright backlight
US7331691B2 (en) * 2004-10-29 2008-02-19 Goldeneye, Inc. Light emitting diode light source with heat transfer means
JP4410721B2 (ja) * 2005-05-02 2010-02-03 シチズン電子株式会社 バルブ型ｌｅｄ光源
US7401943B2 (en) * 2005-06-07 2008-07-22 Fusion Uv Systems, Inc. Solid-state light sources for curing and surface modification
US7593229B2 (en) * 2006-03-31 2009-09-22 Hong Kong Applied Science & Technology Research Institute Co. Ltd Heat exchange enhancement
US20070230172A1 (en) * 2006-03-31 2007-10-04 Augux Co., Ltd. Lamp with multiple light emitting faces
US7434964B1 (en) * 2007-07-12 2008-10-14 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. LED lamp with a heat sink assembly
US7862204B2 (en) * 2007-10-25 2011-01-04 Pervaiz Lodhie LED light
US7976202B2 (en) * 2008-06-23 2011-07-12 Villard Russell G Methods and apparatus for LED lighting with heat spreading in illumination gaps

Also Published As

Publication number Publication date
EP2118562A1 (fr) 2009-11-18
CN101641551B (zh) 2012-08-29
DE102006061020B3 (de) 2008-05-21
CN101641551A (zh) 2010-02-03
US8382320B2 (en) 2013-02-26
WO2008077627A1 (fr) 2008-07-03
US20110038152A1 (en) 2011-02-17

Similar Documents

Publication Publication Date Title
EP2118562B1 (fr) Moyen d'éclairage del avec rayonnement lumineux omnidirectionnel et évacuation de chaleur optimisée
EP2188566B1 (fr) Lampe à del
WO2009115095A1 (fr) Dispositif d'éclairage à diodes électroluminescentes
WO2011104099A1 (fr) Dispositif d'éclairage
DE10307318A1 (de) Lichtquellenvorrichtung für ein Endoskop und Verfahren zum Fertigen einer Lichtquelleneinheit
EP2270387B1 (fr) Lampe plate à DEL
DE202013009434U1 (de) Lampe
DE202009001673U1 (de) Leuchtmittel mit Schraubgewindekörper und Lampe mit entsprechend angepasster Schraubgewindefassung
DE102009023055A1 (de) Linienlampen-Retrofitlampe
WO2010040645A2 (fr) Support de circuit
EP2541139B1 (fr) Module d' éclairage à DEL
WO2009021496A2 (fr) Moyen d'éclairage à del en forme de lampe à incandescence
DE102018123971B4 (de) LED-Lampe
WO2013149890A1 (fr) Dispositif d'éclairage à del comprenant des diodes électroluminescentes de couleur menthe et de couleur ambre
WO2012139845A1 (fr) Dispositif d'éclairage
DE102013200084A1 (de) Leuchte
EP3685098B1 (fr) Module d'éclairage pour l'émission d'une lumière dirigée en parallèle
DE102017109836B4 (de) Leuchtmittel mit Kühlkörper
DE102017109840B4 (de) LED-Retrofit-Lampe und Kühlkörper für eine LED-Retrofit-Lampe
DE102015005219A1 (de) Beleuchtungseinrichtung
DE102007034373B4 (de) Signalleuchte
EP3173693B1 (fr) Appareil d'éclairage comprenant une pluralité d'ampoules à del
WO2014063975A1 (fr) Dispositif d'éclairage pourvu d'un corps de refroidissement et au moins d'une source lumineuse semi-conductrice
DE202009017433U1 (de) LED-Leuchte mit Kühlkörper
DE202017105221U1 (de) Lampenset und Beleuchtungssystem

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090716

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20100607

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 502007010144

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: F21V0029000000

Ipc: F21K0099000000

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: F21K 99/00 20100101AFI20111219BHEP

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 564442

Country of ref document: AT

Kind code of ref document: T

Effective date: 20120715

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502007010144

Country of ref document: DE

Effective date: 20120823

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: CRONIN INTELLECTUAL PROPERTY

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20120627

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

Effective date: 20120627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120928

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121027

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121029

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121008

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20130328

BERE Be: lapsed

Owner name: KUEGLER, CHRISTOPH

Effective date: 20121231

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502007010144

Country of ref document: DE

Effective date: 20130328

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120927

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121231

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 564442

Country of ref document: AT

Kind code of ref document: T

Effective date: 20121221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121221

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20071221

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20160428

Year of fee payment: 9

Ref country code: CH

Payment date: 20160428

Year of fee payment: 9

Ref country code: DE

Payment date: 20160429

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20160428

Year of fee payment: 9

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502007010144

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20161221

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20170831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170102

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170701