EP3073184A1 - Leuchte zur notbeleuchtung in tunneln - Google Patents
Leuchte zur notbeleuchtung in tunneln Download PDFInfo
- Publication number
- EP3073184A1 EP3073184A1 EP16161153.8A EP16161153A EP3073184A1 EP 3073184 A1 EP3073184 A1 EP 3073184A1 EP 16161153 A EP16161153 A EP 16161153A EP 3073184 A1 EP3073184 A1 EP 3073184A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- luminaire
- battery
- casing
- tunnels
- emergency lighting
- 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
Links
- 238000012544 monitoring process Methods 0.000 claims description 6
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 238000012795 verification Methods 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/022—Emergency lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
-
- 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
- F21V15/015—Devices for covering joints between adjacent lighting devices; End coverings
-
- 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
- F21V21/005—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
-
- 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
- F21V15/013—Housings, e.g. material or assembling of housing parts the housing being an extrusion
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/101—Outdoor lighting of tunnels or the like, e.g. under bridges
-
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like 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
- F21Y2113/00—Combination of light sources
-
- 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 present invention can be included in the technical field of lighting devices.
- the object of the invention is a luminaire for emergency lighting in tunnels, particularly, although not necessarily exclusively, in railway tunnels.
- Tunnels particularly in roads and railways, incorporate evacuation galleries to allow the persons occupying the tunnel to abandon said tunnel in safe conditions in case of emergency.
- Luminaires connected to the mains are normally used, which also include batteries that can be charged through the mains and that, once charged, can feed the luminaires alternatively to the mains in the event of power failures for a minimum amount of time and under conditions regulated by law.
- the present invention describes a luminaire for emergency lighting in tunnels, particularly suitable for railway tunnels, although it may be applicable to road tunnels or other types of tunnels.
- the luminaire in accordance with the present invention comprises the following components:
- the lighting means additionally include a spotlight on each of the first end and the second end, configured and positioned so as to illuminate the floor obliquely in a longitudinal direction.
- the luminaire of the invention makes it possible to illuminate an evacuation gallery with an intensity of at least 2 lux from a height of 1.80 m, along a length of 25 m in the direction of the gallery and a width of 1 m.
- the luminaire comprises an elongated casing (1) in a longitudinal direction and open in said longitudinal direction, by means of an opening (2), wherein the longitudinal direction defines in the casing (1) a first end and a second end opposite to the first end.
- the casing (1) is an extruded aluminium profile, as represented in the attached figures.
- the longitudinal direction is envisaged to be the direction of the evacuation gallery of the tunnel (28) (see figure 8 ).
- FIG 4 shows that the casing (1) comprises connections (19), preferably two connections (19), for being fixed to any of a gable end and the roof (29) of a tunnel (28), with the longitudinal direction of the casing (1) in the direction of the tunnel (28).
- the luminaire is fixed to the roof (29) of the tunnel (28).
- the casing (1) is fixed to the gable end or to the roof (29) of the tunnel (28) by means of a metallic support (not shown) previously disposed in the tunnel (28).
- each connection (19) incorporates two connection slots (3) defining a cross, located on a rear side (27) of the casing (1), opposite to the opening (2), preferably near the first end and the second end.
- the profile of the casing (1) (see figure 2 ) is preferably U-shaped, with a base (4) in the manner of a core and two wings (5) that extend from the sides of the base (4).
- Each of the wings (5) preferably, is in turn formed by a plurality of walls (6, 7) disposed consecutively.
- each of the wings (5) comprises: a first wall (6) extending from the base (4) forming an obtuse angle and a second wall (7) extending from the first base (6) perpendicular to the base (4).
- Lighting means are also incorporated to the luminaire, as shown in figures 1 , 2 , 5 and 6 .
- the lighting means comprise in turn a LEDs body (8), fixed to the casing (1), wherein the LEDs body (8) includes a plurality of primary LEDs (9) intended for illuminating the floor (30) of the tunnel (28) perpendicularly.
- a respective flap (11) extends from each of the second walls (7) towards the interior of the casing (1).
- Metal bushings (12) are disposed at the free end of the flaps (11) (see figure 3 ), which project towards the openings (2) moving away from the base (4).
- the bushings (12) are threaded internally to screw the LEDs body (8).
- bushings (12) are disposed in the figures.
- 36 primary SMD5050 LEDs (9) are disposed, with colour temperature comprised between 5650-6300 K, which jointly consume 7W.
- the luminaire of the invention is configured to operate preferably at voltage conditions of 110 ⁇ 270 VAC 50/60 Hz.
- the luminaire additionally incorporates a cover (13) mounted on the casing (1) (see figure 2 ) to cover the opening (2), thereby closing said casing (1) longitudinally between the first end and the second end, and to protect the LEDs body (8) from the entrance of water and dust.
- the cover (13) is manufactured from halogen-free, self-extinguishable polycarbonate.
- the cover (13) is mounted in corresponding cover slots (14) (see figure 2 ), defined longitudinally at the free ends of the second walls (7).
- FIGS 2 and 4 show that the casing (1) incorporates projecting portions (15) that project from the profil, towards the interior and/or exterior of the casing (1) in order to generate greater mechanical resistance and/or to facilitate heat dissipation.
- the luminaire of the invention stands out (see figures 1 , 5 and 8 ) in that the lighting means additionally incorporate a respective spotlight (16) located in each of the first end and the second end of the casing (1), said spotlights (16) being configured and positioned so as to illuminate the floor (30) obliquely in a longitudinal direction, constituting additional lighting to the lighting provided by the primary LEDs (9) of the LEDs body (8).
- the luminaire additionally incorporates removable caps (17) destined for covering the first end and the second end of the casing (1).
- the caps (17) are preferably manufactured from polycarbonate.
- the caps (17) internally have a cap groove (not shown) in correspondence with the shape of the casing (1) profile for fitting the corresponding cap (17) to the casing (1) profile.
- each of the spotlights (16) is housed inside its corresponding cap (17), as shown in figures 1 and 5 .
- the spotlights (16) in order to illuminate the floor (30) obliquely, in front and behind in a longitudinal direction, the spotlights (16) will preferably be oriented at an angle ⁇ comprised between 20° and 60°.
- An angle ⁇ between 35° and 40°, in particular, 38°, is considered more preferable.
- each spotlight (16) may contain one or various secondary LEDs (10).
- each spotlight (16) incorporates seven secondary LEDs (10) that jointly consume 7 W.
- the luminaire of the invention additionally incorporates an autonomous powering device for supplying power to the LEDs body (8) in the event of a power failure, wherein the powering device comprises (see figures 1 and 7 ): a battery (20), connectable to the mains, and a charger (not shown) for charging the battery (20) through the mains.
- the battery (20) is preferably a lithium phosphate iron LiFePO4 battery (20), more preferably a DC 24V battery with an autonomy of no less than 90 minutes for an approximate total consumption of 22 W, providing a luminosity of 1286 Im.
- the battery (20) comprises at least one cell, preferably a plurality of cells, such that the battery (20) contains sufficient charge for the desired purposes, for example 3 A.h.
- the control device comprises a LED control panel for controlling the power supply and operation of the LEDs (9, 10) and the alternation between the power supplied to the LEDs (9, 10) through the mains and from the battery (20).
- the LED control panel is configured to be able to support different input AC voltage values, for example, 115, 127, 220, 230 and 240 V, at an input frequency of 50-60 Hz and with an input current of up to 1A.
- the control device additionally comprises a general control panel which is in charge of receiving electric current from the battery (20) and supplying power to LEDs body (8) and spotlights (16), particularly the primary LEDs (9) and the secondary LEDs (10), for switching, preferably in less than 1 second, the power supply thereof between mains and battery (20) when the mains power supply is fortuitously interrupted.
- a general control panel which is in charge of receiving electric current from the battery (20) and supplying power to LEDs body (8) and spotlights (16), particularly the primary LEDs (9) and the secondary LEDs (10), for switching, preferably in less than 1 second, the power supply thereof between mains and battery (20) when the mains power supply is fortuitously interrupted.
- the control device also incorporates a battery control panel, destined for controlling the battery (20) operation and charging conditions.
- the battery control panel incorporates monitoring means and a time meter for monitoring the voltage and current intensity of each of the cells that compose the battery (20) to avoid over-charges, over-discharges and short circuits.
- the monitoring means monitor each of the cells of the battery (20) to verify that the voltage falls within the established margins, thereby avoiding over-charges and over-discharges of the battery (20);
- the battery control panel additionally incorporates monitoring means for verifying that the battery intensity (20) does not exceed a preset limit for a predetermined period of time, which would be interpreted as a short circuit.
- the control device additionally comprises a flat support (21) (see figures 2 and 7 ) that supports the battery control panel, the LED control panel and the general control panel.
- the battery (20) and charger are fixed to one end of the support (21).
- respective rails (22) are defined to removably house the support (21) (see figure 2 ).
- the luminaire may additionally comprise a manual switch (not shown) which makes it possible to selectively connect and disconnect the power supply of the LEDs (9, 10) when the luminaire is connected to the mains.
- a manual switch (not shown) which makes it possible to selectively connect and disconnect the power supply of the LEDs (9, 10) when the luminaire is connected to the mains.
- the manual switch is not operational and the LEDs (9, 10) remain lit.
- the luminaire will preferably additionally comprise, preferably disposed on the LEDs (8) body, indicators (23, 24), for example two indicators (23, 24), one red and one green that may preferably be LEDs, to indicate the charge status.
- indicators (23, 24) for example two indicators (23, 24), one red and one green that may preferably be LEDs, to indicate the charge status.
- the luminaire when the luminaire is connected to the mains, if the red indicator (23) is lit and the green indicator (24) is not lit, the battery (20) is charging from the mains; likewise, if the red indicator (23) is not lit and the green indicator (24) is lit, the battery (20) is fully charged.
- the caps (17) and the cover (13) are connected to the casing (1) through respective cap seals and cover seals that guarantee a degree of protection of no less than IP66 and IK10.
- the cap seals incorporate, by way of example, as can be observed in figure 4 , cap gaskets (18) made of spongy material housed inside the aforementioned cap slots (see figure 5 ).
- the cover seals incorporate cover seals (not shown) made of spongy material housed inside the cover slots (14).
- the caps (17) preferably comprise a series of first drill holes (25) (see figure 5 ) for being screwed to the casing (1), in correspondence with second drill holes (26) (see figure 2 ) disposed on the profile of the casing (1).
- a luminaire is provided that, as can be observed in figure 8 , makes it possible to illuminate an evacuation gallery from a height H of 1.80 m along a length L of 25 m in the direction of the gallery and a width A of 1 m, with an intensity of at least 2 lux.
- the described configuration is adapted to various national and international standards, which allows the luminaire of the invention to be used in different countries.
- the described luminaire is compliant with standards UNE EN 55015, EN 50308, EN 60598-1, EN 60598-2-1, EN 61000-3-2, EN 61547, EN 6100-4-2 and EN 1837, and with the EC Community certification requirements indicated in Directive 2004/108/EC.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201530396A ES2542377B1 (es) | 2015-03-25 | 2015-03-25 | Luminaria para iluminacion de emergencia en tuneles |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3073184A1 true EP3073184A1 (de) | 2016-09-28 |
EP3073184B1 EP3073184B1 (de) | 2018-05-09 |
Family
ID=53753664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16161153.8A Active EP3073184B1 (de) | 2015-03-25 | 2016-03-18 | Leuchte zur notbeleuchtung in tunneln |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3073184B1 (de) |
ES (2) | ES2542377B1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105090799A (zh) * | 2015-08-11 | 2015-11-25 | 西安理想华夏科技创新有限公司 | 具有反光和警示导引功能的隧道灯及隧道照明*** |
EP3820250A1 (de) * | 2018-07-06 | 2021-05-12 | Barrena Martinez, Miguel Ángel | Notleuchte |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29620097U1 (de) * | 1996-11-20 | 1997-01-09 | M-Tech Montage- und Handels GmbH, 32758 Detmold | Leuchtkörper |
EP1890277A1 (de) * | 2006-07-21 | 2008-02-20 | Dambach-Werke GmbH | Brandnotleuchte mit Fluchtwegkennzeichnungen |
US20100128476A1 (en) * | 2008-11-24 | 2010-05-27 | Chia-Yun Hsu | Illumination module |
EP2650608A2 (de) * | 2012-04-13 | 2013-10-16 | Ueberholz GmbH | Stromversorgungsvorrichtung mit einem Grundkörper, an dem Adapter an verschiedenen Stellen befestigbar sind, wobei mindestens ein elektrischer Verbraucher von mindestens zwei Adaptern am Grundkörper befestigbar ist |
WO2013154098A1 (ja) * | 2012-04-10 | 2013-10-17 | マイクロコントロールシステムズ株式会社 | 配光分散制御型led照明デバイス、照明装置及び該装置を用いた照明方法 |
US20140119013A1 (en) * | 2012-10-31 | 2014-05-01 | Thomas & Betts International, Inc. | Led engine for emergency lighting |
ES2507440A1 (es) * | 2014-01-31 | 2014-10-14 | Miguel Ángel Barrena Martínez | Luminaria de emergencia para túneles |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110211330A1 (en) * | 2010-03-01 | 2011-09-01 | Wen Wen Wang | Lighting apparatus |
JP5679197B2 (ja) * | 2011-02-22 | 2015-03-04 | 野口 宏和 | 蛍光灯型led照明装置 |
-
2015
- 2015-03-25 ES ES201530396A patent/ES2542377B1/es not_active Expired - Fee Related
-
2016
- 2016-03-18 ES ES16161153.8T patent/ES2683904T3/es active Active
- 2016-03-18 EP EP16161153.8A patent/EP3073184B1/de active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29620097U1 (de) * | 1996-11-20 | 1997-01-09 | M-Tech Montage- und Handels GmbH, 32758 Detmold | Leuchtkörper |
EP1890277A1 (de) * | 2006-07-21 | 2008-02-20 | Dambach-Werke GmbH | Brandnotleuchte mit Fluchtwegkennzeichnungen |
US20100128476A1 (en) * | 2008-11-24 | 2010-05-27 | Chia-Yun Hsu | Illumination module |
WO2013154098A1 (ja) * | 2012-04-10 | 2013-10-17 | マイクロコントロールシステムズ株式会社 | 配光分散制御型led照明デバイス、照明装置及び該装置を用いた照明方法 |
EP2650608A2 (de) * | 2012-04-13 | 2013-10-16 | Ueberholz GmbH | Stromversorgungsvorrichtung mit einem Grundkörper, an dem Adapter an verschiedenen Stellen befestigbar sind, wobei mindestens ein elektrischer Verbraucher von mindestens zwei Adaptern am Grundkörper befestigbar ist |
US20140119013A1 (en) * | 2012-10-31 | 2014-05-01 | Thomas & Betts International, Inc. | Led engine for emergency lighting |
ES2507440A1 (es) * | 2014-01-31 | 2014-10-14 | Miguel Ángel Barrena Martínez | Luminaria de emergencia para túneles |
Also Published As
Publication number | Publication date |
---|---|
ES2542377A1 (es) | 2015-08-04 |
ES2683904T3 (es) | 2018-09-28 |
EP3073184B1 (de) | 2018-05-09 |
ES2542377B1 (es) | 2016-05-18 |
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