EP3073187B1 - Längliche leuchte mit led und versatz diopter - Google Patents

Längliche leuchte mit led und versatz diopter Download PDF

Info

Publication number
EP3073187B1
EP3073187B1 EP16161792.3A EP16161792A EP3073187B1 EP 3073187 B1 EP3073187 B1 EP 3073187B1 EP 16161792 A EP16161792 A EP 16161792A EP 3073187 B1 EP3073187 B1 EP 3073187B1
Authority
EP
European Patent Office
Prior art keywords
prism
face
lateral
medial
lighting device
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
EP16161792.3A
Other languages
English (en)
French (fr)
Other versions
EP3073187A1 (de
Inventor
Jérome Fourot
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.)
Novaday International
Novaday Int
Original Assignee
Novaday International
Novaday Int
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 Novaday International, Novaday Int filed Critical Novaday International
Publication of EP3073187A1 publication Critical patent/EP3073187A1/de
Application granted granted Critical
Publication of EP3073187B1 publication Critical patent/EP3073187B1/de
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
    • F21V29/10—Arrangement of heat-generating components to reduce thermal damage, e.g. by distancing heat-generating components from other components to be protected
    • 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
    • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/28—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
    • 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
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • 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
    • F21V5/08—Refractors for light sources producing an asymmetric light distribution
    • 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to the technical field of lighting using light emitting diode (LED) light-emitting diode (LED) sources.
  • the invention relates more particularly to so-called linear LED lighting devices intended to be a substitute for lighting systems using fluorescent linear tubes with mercury vapor or other.
  • Fluorescent tube lighting such as, for example, used inside industrial buildings, especially in storage warehouses, implements luminaires fixed in height, and aligned to illuminate spans. Each luminaire then comprises one, two or three parallel linear fluorescent tubes. These inexpensive luminaires actually make it possible to produce light, but they do not make it possible to obtain satisfactory illumination at ground level or in a volume between the ground and a height of two meters, given the height at which they are generally located. , from 4 m to about ten meters and how the tubes emit light on their entire periphery. Moreover, these luminaires do not make it possible to obtain an optimized electrical energy consumption and induce disturbances of the power supply networks to which they are connected because of their mode of operation and the systems used when they are switched on.
  • linear fluorescent tube luminaires are replaced by linear luminaires with light-emitting diodes.
  • each diode is associated with an individual optical system, said secondary lens which focuses and focuses the light, for example in a cone having an apex angle of about 20 ° to 30 °, so as to obtain the desired floor lighting.
  • the implementation of such a linear optic provides a lateral illumination lobe offset from the sagittal plane S of symmetry of the outer face of the hood.
  • the Medial lens works to collimate light in a narrow angular sector centered on the optical axis of the lens that forms an acute angle with the sagittal plane.
  • the lateral prisms work in total internal reflection so as to reflect the light in the same direction as the medial lens.
  • each light source comprising at least one row of light-emitting diodes
  • each light-emitting diode makes it possible to obtain for each light-emitting diode a lighting cone having in a plane transverse to the axis of the light emitting diode. alignment of the diodes an acute apex angle and, for example, between 10 ° and 30 ° and whose axis forms an acute angle with the sagittal plane.
  • the lighting device according to the invention then makes it possible to provide a laterally satisfactory offset illumination even if it is located at a high height, for example greater than 5 meters and of the order of ten meters.
  • the luminaire according to the invention can therefore be used in high-level logistics racks but also especially in supermarkets and hypermarkets when the spokes are not located on each side of the aisle but only on one side as is the case. in a corridor at the back of the store.
  • the linear lens according to the invention formed of the medial lens and lateral prisms concentrates more than 90% and of the order of 95% of the light emitted by each diode in a cone centered on the optical axis of the lens.
  • a light-emitting diode comprises a semiconductor wafer which, when subjected to a suitable potential difference, emits a blue light radiation most often blue which is converted into white light or other by a layer of phosphors covered, directly or associated at a silicone thickness, at least a translucent and generally transparent coating forming a primary lens which comprises an outer emitting face of the light generated by the diode.
  • the primary lens of the diode most often emits light on a half-sphere.
  • the linear lens according to the invention allows, without individual secondary lens, to concentrate the light emitted by the lighting device in a direction inclined relative to the sagittal plane.
  • each light-emitting diode of the device lighting is devoid of individual secondary lens of light concentration.
  • a material or an object is translucent if it allows the light coming from a reception face to pass towards an emission face and beyond this without the elements situated on the the receiving face are visible, clearly distinguishable or identifiable. Still within the meaning of the invention, a material or an object is transparent if it allows the light coming from a reception face to pass towards an emission face and beyond this and the elements situated on the side of the receiving face are perfectly visible, clearly distinguishable or identifiable.
  • an at least translucent object or material is an object or material capable of having one or more gradations in the way in which it passes light or diffuses it between what would describe it as translucent and what would describe it as transparent.
  • the sagittal plane is a plane substantially parallel to the longitudinal axis of the row of diodes and parallel to the emission axes of the light emitting diodes or primary lenses thereof. According to the invention, the sagittal plane is furthermore a plane of symmetry of the emission face of the linear lens.
  • the center of curvature of the medial diopter is situated on a plane forming with the sagittal plane an angle of between 10 ° and 45 °, in absolute value.
  • This characteristic makes it possible to obtain an illumination lobe centered on a plane making an angle between 10 ° and 45 °, in absolute value, with the sagittal plane.
  • the medial diopter extends over an angular sector delimited by two normal planes on the outer face which form an angle of between 60 ° and 100 ° with each other.
  • the radius of curvature Rd of the medial diopter satisfies 0.11 R ⁇ Rd ⁇ 0.20 R where R is the radius of curvature of the emission face, also called external face.
  • the plane portions of the lateral and medial faces of the same lateral prism form an angle of between 15 ° and 60 °.
  • the series of prisms comprises a fourth lateral prism parallel to the other lateral prisms and adjacent to the third lateral prism being located opposite of the second lateral prism with respect to the third lateral prism, the fourth lateral prism having a medial side and a partially flat at least lateral face connecting at a vertex of the fourth lateral prism.
  • the height H 4 of the fourth prism measured between the apex of the fourth prism and the external face, satisfies the following relationship 0.07 R ⁇ H 4 ⁇ 0.12 R where R is the radius of curvature of the outer face.
  • the height H 4 of the fourth prism measured between the apex of the fourth prism and the outer face, is between 2 mm and 3 mm.
  • the flat portion of the lateral face of the fourth prism forms with the sagittal plane an angle of between 10 ° and 45 ° in absolute value.
  • each diode comprises a primary lens associated with a convex or plane emission face and the apex of each emission face of each diode is located at a distance d from the vertex of the lower external face or equal to 0.74 R and preferably less than or equal to 0.31 R, where R is the radius of curvature of the outer face.
  • the apex of the primary lens of each diode is located between a plane passing the points of the extreme prisms farthest from the apex of the outer face and a plane tangent to the apex of the outer face. This feature increases the amount of light redirected to the preferred lighting area.
  • the body comprises in the lighting chamber, in relation to each longitudinal row of light-emitting diodes, two planar reflectors extending parallel to the longitudinal axis of the body being located on both sides of the body. water from the receiving surface and forming, with each other, an angle of between 100 ° and 170 °.
  • the use of such reflectors makes it possible to increase the luminous efficiency of the lighting device according to the invention.
  • the apex of the primary lens of each diode is located between a plane passing through the lateral edges of the reflectors and a plane tangent to the top of the central diopter.
  • the body is made of metal.
  • a metal body ensures good evacuation of the heat generated by the light emitting diodes and their power supply.
  • the body is made in the form of a profile obtained by means of a die without this excluding the possibility of making the body in any other suitable manner, for example by folding.
  • the linear source of light comprises several longitudinal rows of parallel light-emitting diodes.
  • a lighting device according to the invention designated as a whole by the reference 1 to the figure 1 can be described as a linear lighting device insofar as it has a linear light source E comprising one or more rows Rg of light-emitting diodes.
  • a linear lighting device according to the invention generally has a length very much greater than the width of the lighting device without the invention excluding an embodiment of the lighting device in which it has a width very close to its width. length by the implementation of a sufficient amount of row of light emitting diodes.
  • the linear qualifier is nonetheless relevant insofar as it relates to the alignment direction of the rows of light-emitting diodes.
  • the linear lighting device 1 comprises an elongate body 2 which extends along a longitudinal axis L.
  • the elongated body 2 defines at least one receiving surface 3 of at least one substrate 4 carrying at least one row R of light-emitting diodes 5 according to the illustrated example, the elongate body 2 comprises a single receiving surface 3 which is substantially centered with respect to the elongate body 2 and on which is fitted a single substrate 4 carrying a single row R
  • the substrate 4 may, for example, comprise a printed circuit board, in which the light-emitting diodes 5 are soldered. Of course, the substrate 4 may be made in any other suitable manner to ensure the mechanical strength of the light emitting diodes 5 and their power supply.
  • each light-emitting diode 5 is associated, as is more particularly apparent from the figure 2 to a primary lens 6 which has a convex transmitting face 7, it being understood that the transmission face 7 could also to be flat.
  • each light emitting diode 5 is devoid of individual secondary lens.
  • the elongated body 2 comprises two planar reflectors 10 located on either side of the receiving face 4.
  • the two planar reflectors 10 extend parallel to the longitudinal axis L and form one with the other, an angle ⁇ between 100 ° and 170 °.
  • the elongate body 2 defines with the receiving surface 3 and the planar reflectors 10 a lighting chamber 11 in which the array of light-emitting diodes Rg, constituting the linear source E, is intended to be partially at least enclosed.
  • the elongate body 2 also comprises, opposite the lighting chamber 11 with respect to the reflectors 10, a chamber 12 capable of receiving a supply system for the light-emitting diodes 5.
  • a chamber 12 capable of receiving a supply system for the light-emitting diodes 5.
  • the implementation of such a chamber 12 is not necessary for producing the elongated body 2 of a linear lighting device according to the invention.
  • the lighting device according to the invention also comprises an elongated linear hood 20 which at least partly closes the lighting chamber 11.
  • the hood 20 is also intended to let in or diffuse the light emitted by each linear source E.
  • the cover 20 is made of an at least translucent and preferably transparent material such as for example a plastic material such as polymethyl methacrylate (PMMA), polyethylene terephthalate (PET) or polypropylene (PP) without this list being neither exhaustive nor exhaustive.
  • PMMA polymethyl methacrylate
  • PET polyethylene terephthalate
  • PP polypropylene
  • the cover 20 is also adapted to ensure a conditioning of the light emitted by each linear source E so as to direct and concentrate it in a preferred direction D, shifted to the right on the figure 2 .
  • the cover 20 forms, in relation to each linear light source E, a linear lens 21 parallel to the longitudinal axis L of the body 2.
  • the cover 2 comprises a single linear lens 21.
  • each linear lens 21 comprises an outer emitting face 22 of the light which is symmetrical with respect to a sagittal plane S substantially parallel to the longitudinal axis L.
  • the sagittal plane S forms a plane of symmetry of the illumination chamber 11, the reflectors 10 then being the image of one another with respect to the sagittal plane S.
  • the linear lens 21 also has an inner face 23 for receiving the light of the light-emitting diodes 5 located opposite the external light-emitting face 22 of the light-emitting diodes 5.
  • the linear lens 21 as a whole provides a transmission light emitted by said light-emitting diodes 5.
  • the outer face 22 has, in transverse cross-section, a preferably smooth convex shape with, preferably, a radius of curvature R greater than or equal to 8 mm and preferably between 13 mm and 30 mm.
  • the outer face 22 has the shape of a circular arc.
  • the receiving face 23 is, for its part, shaped so that the lens 21 forms a kind of linear Fresnel lens.
  • the receiving face 23 comprises, when viewed in cross section, a medial diopter 25 convex and on either side of the latter prisms parallel to the longitudinal axis L.
  • the medial diopter 25 is offset relative to the sagittal plane S and defines a biconvex medial lens 26 whose optical axis 0, containing the center of curvature of the medial diopter 25, forms with the sagittal plane S an angle ⁇ between 10 ° and 45 ° in absolute value.
  • the medial diopter 25 extends over an angular sector delimited by two planes P 25 and P '25 normal to the outer face 22 which form with each other an angle ⁇ between 60 ° and 100 °. Moreover, the medial diopter 25 has a radius of curvature Rd which verifies the following relation: 0.11 R ⁇ Rd ⁇ 0.20 R where R and the radius of curvature of the outer face or emission 22.
  • the medial lens has a thickness e, measured between two planes perpendicular to its optical axis and tangent, on the one hand, to the medial diopter 25 and, on the other hand, to the emission face 22 which preferably verifies but not necessarily the relation: 0.15 R ⁇ e ⁇ 0.24 R
  • the receiving face 23 also has on one side of the medial diopter 25, corresponding to the half-plane, delimited by the sagittal plane S, in which the major part of the medial lens 26 is located, a first lateral prism 31 which is adjacent to the medial diopter 25.
  • the receiving face 23 comprises on the other side of the medial diopter 25 and opposite the first prism 31, a series of prisms parallel to the first prism 31.
  • This series of prisms comprises at least one second lateral prism 32 and a third Lateral prism 33.
  • the second lateral prism 32 is then adjacent to the medial diopter 25 and the third prism 33.
  • the series of prisms also comprises a fourth lateral prism 34 located opposite the second lateral prism 32 with respect to the third lateral prism 33.
  • Each lateral prism comprises a medial face 40, partly at least flat, situated on the side of the sagittal plane S and a lateral face 41, partly at least flat, located opposite the sagittal plane S with respect to the medial face 40
  • the medial 40 and lateral 41 faces of each prism are substantially parallel to the longitudinal axis L.
  • the medial 40 and lateral 41 faces of the same prism join to form the apex 42 of the corresponding prism.
  • the medial and lateral faces 30 of two consecutive prisms meet to form a longitudinal groove 43 for separating the prisms.
  • each longitudinal groove 33 is then measured between a plane tangent to the vertices 32 of the two prisms bordering the groove and a plane tangent to the bottom of the groove if the latter is curved or between a plane tangent to the vertices 32 of the two prisms bordering the throat and the bottom of the throat if this angular seen in cross section.
  • the groove 43 separating the second lateral prism 32 from the third lateral prism 33 has a depth greater than the depth of the groove separating the third lateral prism 33 from the fourth lateral prism 34.
  • the plane portions of the lateral 41 and medial faces 40 of the same lateral prism form an angle of between 15 ° and 60 °.
  • the flat portion of the medial face 40 of each prism forms with the sagittal plane S an angle of between 0 ° and 45 ° in absolute value.
  • the flat portion of the lateral face of each prism forms with the sagittal plane S an angle of between 5 ° and 80 ° in absolute value
  • the flat portion of the lateral face 41 of the first prism 31 forms with the sagittal plane S an angle of between 45 and 80 degrees in absolute value.
  • the flat portion of the lateral face 41 of the second prism 32 forms with the sagittal plane S an angle of between 5 ° and 40 ° in absolute value.
  • the flat part of the lateral face 41 of the third prism 33 forms with the sagittal plane S an angle of between 30 ° and 60 ° in absolute value.
  • the flat portion of the lateral face 41 of the fourth prism 34 forms with the sagittal plane S an angle of between 10 ° and 45 ° in absolute value.
  • each prism is then measured between the apex of the corresponding prism and the outer face 22, along a bisecting plane of the plane portions of the medial and lateral faces of said prism.
  • the apex of the emission face 7 of each light emitting diode 5 is located at a distance d from the top of the outer face less than or equal to 0.74 R and, preferably, lower or equal to 0.31 R, where R is the radius of curvature of the outer face. This optimizes the luminous efficiency of the linear lighting device.
  • the top of the emission face 7 of the primary lens of each light emitting diode 5 is, moreover, situated between, on the one hand, a plane P42 passing through the points of the two extreme lateral prisms 31 and 34, the farthest 32 from the apex of the outer face 22 and, on the other hand, a plane tangent to the apex of the outer face 22.
  • the apex of the emission face 7 of the primary lens of each light-emitting diode 5 is also situated between a plane P10 passing through the lateral edges of the reflectors 10 and a plane tangential to the apex of the outer face 22. It should be noted that here plans P42 and P10 are almost confused knowing that such a configuration is not imperative.
  • a linear lighting device makes it possible to redirect at least 90% or even 95% of the light emitted by the diodes in the preferred direction D.
  • the linear biconvex medial lens 26 collimates the light from the diodes 5 in the preferred direction D along a narrow cone centered on its optical axis O while the linear prisms allow, after total internal reflection to the linear lens 21, to redirect the light in the preferred direction.
  • the planar reflectors ensure a recycling of the light possibly reflected by the face 23 and the light from the light-emitting diodes 5 which would not have directly reached the reception face 23.
  • the lighting device described above in connection with the Figures 1 and 2 comprises a linear light source E formed of a single row RG of light-emitting diodes R.
  • the linear light source E could comprise several rows of LEDs juxtaposed Rg.

Claims (15)

  1. Lineare Leuchte mit Leuchtdioden, die wenigstens
    - einen langgestreckten Körper (2), der wenigstens eine Aufnahmefläche (3) wenigstens eines Substrats (4), das eine lineare Lichtquelle mit wenigstens einer Reihe (Rg) Leuchtdioden (5), die entlang einer Längsachse (L) des Körpers ausgerichtet sind, trägt, aufweist und der wenigstens teilweise wenigstens eine langgestreckte lineare Beleuchtungskammer (11) begrenzt, in der sich die Dioden (5) befinden,
    - einen langgestreckten linearen Deckel (20), der die Beleuchtungskammer (11) abdeckt,
    aufweist,
    dadurch gekennzeichnet, daß der Deckel (20) in Bezug auf die lineare Quelle eine wenigstens durchscheinende lineare Linse (21) mit einer zur Längsachse (L) des Körpers (2) parallelen Längsachse und mit einer äußeren Fläche (22) zum Abstrahlen des Lichts und mit einer inneren Fläche (23) zum Aufnehmen des Lichts der Dioden (5) bildet, deren Abstrahlfläche (22), im geraden Querschnitt gesehen, eine konvexe Form aufweist und deren Aufnahmefläche (23), im geraden Querschnitt gesehen,
    - einen versetzten konvexen medialen Diopter (25), der mit der äußeren Fläche eine bikonvexe mediale Linse (26) bildet, deren optische Achse (O) gegenüber einer Sagittalebene (S) seitlich versetzt ist,
    - auf der einen Seite des medialen Diopters (25) ein erstes seitliches Prisma (31), das an den medialen Diopter (25) angrenzt,
    - auf der anderen Seite des medialen Diopters (25) eine Reihe zum ersten Prisma (31) paralleler Prismen, die wenigstens ein zweites seitliches Prisma (32) und ein drittes seitliches Prisma (33) aufweisen, wobei das zweite seitliche Prisma (32) am medialen Diopter (25) und am dritten seitlichen Prisma (33) angrenzt,
    aufweist,
    wobei jedes seitliche Prisma eine mediale Fläche (40) und eine seitliche Fläche (41) aufweist, die wenigstens teilweise eben sind und die im Bereich einer Spitze des entsprechenden Prismas zusammenkommen, wobei die seitlichen Prismen jeweils eine zwischen der Spitze des entsprechenden Prismas und der äußeren Fläche gemessene Höhe aufweisen, wobei die Höhe (H2) des zweiten seitlichen Prismas (32) größer als oder gleich der zwischen der Spitze des medialen Diopters (25) und der äußeren Fläche (22) gemessenen Dicke (e) der medialen Linse (26) ist.
  2. Lineare Leuchte gemäß dem vorangehenden Anspruch, dadurch gekennzeichnet, daß das Zentrum der Krümmung des medialen Diopters (25) in einer Ebene (O) liegt, die mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 10° und 45° bildet.
  3. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß sich das mediale Diopter (25) über einen Winkelbereich erstreckt, der durch zwei zur äußeren Fläche (22) senkrechte Ebenen begrenzt ist, die miteinander einen Winkel zwischen 60° und 100° bilden.
  4. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß der Krümmungsradius Rd des medialen Diopters (25) durch 0,11 R ≤ Rd ≤ 0,20 R bestimmt ist, wobei R der Krümmungsradius der Abstrahlfläche ist.
  5. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß die ebenen Teile der seitlichen und der medialen Fläche eines selben seitlichen Prismas einen Winkel zwischen 15° und 60° bilden.
  6. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß
    - der Krümmungsradius R der äußeren Fläche (22) zwischen 13 mm und 30 mm beträgt,
    - die Dicke e der medialen Linse durch 0,15 R ≤ e ≤ 0,24 R bestimmt ist,
    - die Höhe H1 des ersten Prismas (31) durch 0,11 R ≤ H1 ≤ 0,27 R bestimmt ist,
    - die Höhe H2 des zweiten Prismas (32) durch 0,15 R ≤ H2 ≤ 0,24 R bestimmt ist,
    - die Höhe H3 des dritten Prismas (33) durch 0,11 R ≤ H3 ≤ 0,20 R bestimmt ist.
  7. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß die Reihe Prismen ein zu den anderen seitlichen Prismen paralleles und an das dritte seitliche Prisma (33) angrenzendes viertes Prisma (34) aufweist, das in Bezug auf das dritte seitliche Prisma (33) dem zweiten seitlichen Prisma (32) gegenüberliegt, wobei das vierte seitliche Prisma (34) eine mediale Fläche (40) (30) und eine seitliche Fläche (41) (31) aufweist, die wenigstens teilweise eben sind und die im Bereich einer Spitze des vierten seitlichen Prismas (34) zusammenkommen.
  8. Lineare Leuchte gemäß dem vorangehenden Anspruch, dadurch gekennzeichnet, daß die Höhe (h) des vierten Prismas (34), zwischen der Spitze des vierten Prismas (34) und der äußeren Fläche (22) gemessen, durch 0,07 R ≤ H4 ≤ 0,12 R bestimmt ist, wobei R der Krümmungsradius der äußeren Fläche (22) ist.
  9. Lineare Leuchte gemäß Anspruch 7 oder 8, dadurch gekennzeichnet, daß der ebene Teil der seitlichen Fläche (41) des vierten Prismas (34) mit der sagittalen Ebene einen Winkel mit einem absoluten Wert zwischen 10° und 45° bildet.
  10. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß
    - der ebene Teil der medialen Fläche (40) (30) jedes Prismas mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 10° und 45° bildet,
    - der ebene Teil der seitlichen Fläche (41) (31) jedes Prismas mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 5° und 80° bildet.
  11. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß
    - der ebene Teil der seitlichen Fläche (41) (31) des ersten Prismas (31) mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 45° und 80° bildet
    - der ebene Teil der seitlichen Fläche (41) (31) des zweiten Prismas (32) mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 5° und 40° bildet
    - der ebene Teil der seitlichen Fläche (41) (31) des dritten Prismas (33) mit der sagittalen Ebene (S) einen Winkel mit einem absoluten Wert zwischen 30° und 60° bildet.
  12. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß jede Diode (5) eine einer konvexen oder ebenen Abstrahlfläche (7) zugeordnete primäre Linse (6) aufweist und daß die Spitze jeder Abstrahlfläche (7) jeder Diode in einem Abstand (d) von der Spitze der äußeren Fläche (22) (26) liegt, der kleiner als oder gleich 0,74 R und vorzugsweise kleiner als oder gleich 0,31 R ist, wobei R der Krümmungsradius der äußeren Fläche (22) ist.
  13. Lineare Leuchte gemäß dem vorangehenden Anspruch, dadurch gekennzeichnet, daß die Spitze der primären Linse (6) jeder Diode (5) zwischen einer Ebene (P42), die durch die Punkte der von der Spitze der äußeren Fläche (22) am weitesten entfernten Prismen geht, und einer an der Spitze der äußeren Fläche (22) tangentialen Ebene liegt.
  14. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß der Körper (2) in der Beleuchtungskammer (11) zwei ebene Reflektoren (10) aufweist, die sich parallel zur Längsachse (L) des Körpers (2) erstrecken, wobei sie beiderseits der Aufnahmefläche (3) liegen und miteinander einen Winkel zwischen 100° und 170° bilden.
  15. Lineare Leuchte gemäß einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß der Körper (2) aus Metall ist.
EP16161792.3A 2015-03-23 2016-03-22 Längliche leuchte mit led und versatz diopter Not-in-force EP3073187B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1552354A FR3034166B1 (fr) 2015-03-23 2015-03-23 Dispositif d'eclairage lineaire a diodes electroluminescentes avec un lobe d'eclairage decale

Publications (2)

Publication Number Publication Date
EP3073187A1 EP3073187A1 (de) 2016-09-28
EP3073187B1 true EP3073187B1 (de) 2018-06-06

Family

ID=53674057

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16161792.3A Not-in-force EP3073187B1 (de) 2015-03-23 2016-03-22 Längliche leuchte mit led und versatz diopter

Country Status (3)

Country Link
EP (1) EP3073187B1 (de)
FR (1) FR3034166B1 (de)
MA (1) MA40568A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD954332S1 (en) 2019-12-27 2022-06-07 Eaton Intelligent Power Limited LED light fixture
CN113063104A (zh) * 2019-12-31 2021-07-02 伊顿智能动力有限公司 不使用散热器的热管理危险场所led灯具、组件和方法
US20220228723A1 (en) * 2021-01-20 2022-07-21 Elemental LED, Inc. Asymmetrical Optics for Linear Lighting

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040105171A1 (en) * 2002-12-02 2004-06-03 Light Prescriptions Innovators, Llc, A Delaware Limited Liability Company Asymmetric TIR lenses producing off-axis beams
EP2827050A1 (de) * 2013-07-15 2015-01-21 RIDI Leuchten GmbH Leuchte

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9016895B2 (en) * 2011-03-30 2015-04-28 Innovative Lighting, Inc. LED lighting fixture with reconfigurable light distribution pattern
CN103062704B (zh) * 2011-10-24 2017-01-18 欧司朗股份有限公司 透镜和配有该透镜的照明装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040105171A1 (en) * 2002-12-02 2004-06-03 Light Prescriptions Innovators, Llc, A Delaware Limited Liability Company Asymmetric TIR lenses producing off-axis beams
EP2827050A1 (de) * 2013-07-15 2015-01-21 RIDI Leuchten GmbH Leuchte

Also Published As

Publication number Publication date
FR3034166A1 (fr) 2016-09-30
EP3073187A1 (de) 2016-09-28
FR3034166B1 (fr) 2018-04-06
MA40568A (fr) 2016-09-28

Similar Documents

Publication Publication Date Title
EP3232118B1 (de) Scheinwerfer für ein kraftfahrzeug
EP3124854B1 (de) Beleuchtungssystem für kraftfahrzeugscheinwerfer
EP1881263B1 (de) Vorrichtung zur Beleuchtung oder Signalisierung, die eine gewölbte Lichtleiterplatte umfasst
EP1613893B1 (de) Heckleuchte, insbesondere bremsleuchte für ein kraftfahrzeug
EP1857732B1 (de) Vorrichtung zur Beleuchtung und/oder Signalisierung für Kraftfahrzeuge
EP2541128B1 (de) Optische Vorrichtung und System zur Signalisierung und/oder Beleuchtung
EP2045515B1 (de) Vorrichtung zur Beleuchtung oder Signalisierung für Kraftfahrzeuge
US9442241B2 (en) Optics for illumination devices
EP1881265B1 (de) Beleuchtungseinrichtung mit einer Lichtleiterplatte, die eine kreisbogenförmige, rückstrahlende Reflexionsfläche aufweist
EP3073187B1 (de) Längliche leuchte mit led und versatz diopter
FR2966224A1 (fr) Dispositif d'eclairage ou de signalisation
FR3010772A1 (fr) Dispositif d'emission de lumiere pour projecteur de vehicule automobile
EP3246620A1 (de) Led-scheinwerfer für fahrzeuge mit diopter, der eine abschattung erzeugt
WO2013037861A2 (fr) Unité optique, notamment pour véhicule automobile
EP1564481A1 (de) Beleuchtungsmodul für Kfz-Scheinwerfer, Reflektor für ein solches Modul, und Kfz-Scheinwerfer umfassend dieses Modul
EP3115684A1 (de) Lineare beleuchtungsvorrichtung mit linearer linse und seitlichen flügeln für die lichtdiffusion
FR2979593A1 (fr) Dispositif optique, notamment pour vehicule automobile
FR2950670A1 (fr) Dispositif d'eclairage indirect d'une surface a diodes electroluminescentes
FR3050010A1 (fr) Module d'emission de lumiere compact, dispositif et projecteur associes pour vehicule automobile
EP3015758B1 (de) Lineare beleuchtungsvorrichtung mit elektrolumineszenzdioden und linearer linse
EP3220044B1 (de) Lineare beleuchtungsvorrichtung mit linearer linse und seitlichen flügeln für die lichtdiffusion
FR3061537B1 (fr) Module d'emission lumineuse a nappe de guidage ameliore
FR3034168A1 (fr) Dispositif d'eclairage lineaire a diodes electroluminescentes avec deux lobes d'eclairage lateraux
FR3038691A3 (fr) Dipositif d'eclairage a optique lineaire
FR2948174A1 (fr) Paroi lumineuse

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

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17P Request for examination filed

Effective date: 20170315

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RIC1 Information provided on ipc code assigned before grant

Ipc: F21V 5/08 20060101ALI20170403BHEP

Ipc: F21V 5/04 20060101ALI20170403BHEP

Ipc: F21S 4/00 20160101ALI20170403BHEP

Ipc: F21V 29/00 20150101AFI20170403BHEP

Ipc: F21V 29/10 20150101ALI20170403BHEP

17Q First examination report despatched

Effective date: 20170424

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20171215

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM 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: AT

Ref legal event code: REF

Ref document number: 1006498

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180615

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: FRENCH

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602016003265

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: JACOBACCI CORALIS HARLE C/O JACOBACCI AND PART, CH

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20180606

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

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: 20180906

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: 20180606

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: 20180606

Ref country code: NO

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: 20180906

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: 20180606

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: 20180606

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: 20180606

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: 20180606

Ref country code: RS

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: 20180606

Ref country code: HR

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: 20180606

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: 20180907

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1006498

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180606

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: 20180606

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

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: 20180606

Ref country code: AT

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: 20180606

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: 20181006

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: 20180606

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: 20180606

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: 20180606

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: 20180606

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

Ref country code: SM

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: 20180606

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: 20180606

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602016003265

Country of ref document: DE

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

VS25 Lapsed in a validation state [announced via postgrant information from nat. office to epo]

Ref country code: MA

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

Effective date: 20160322

26N No opposition filed

Effective date: 20190307

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

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: 20180606

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: 20180606

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602016003265

Country of ref document: DE

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

Ref country code: MC

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: 20180606

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Ref country code: AL

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: 20180606

Ref country code: LU

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

Effective date: 20190322

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20190331

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

Ref country code: CH

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

Effective date: 20190331

Ref country code: LI

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

Effective date: 20190331

Ref country code: DE

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

Effective date: 20191001

Ref country code: IE

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

Effective date: 20190322

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: 20190331

Ref country code: FR

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

Effective date: 20190331

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: 20180606

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: 20180606

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: 20181008

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

Effective date: 20200322

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: 20200322

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; INVALID AB INITIO

Effective date: 20160322

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

Ref country code: MK

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: 20180606