ＬＥＤ lamp bulb and ＬＥＤ lighting bar capable of emitting light over 4Π

LED LUMINARY AND METHOD FOR FABRICATING THE SAME

The present invention discloses an LED luminary and a method for fabricating the LED luminary. The LED luminary includes: an LED light emitting module including a plurality of LED light emitting elements; and an installation component for installing the LED light emitting module in the LED luminary, wherein the LED light emitting module is installed so that the LED light emitting elements included in the LED light emitting module are not on the same plane. With the LED luminary, more uniform light emission can be achieved while improving the luminous efficiency.

360 DEGREE GLOWING LED LIGHT

A 360 degree glowing LED light includes a casing (1), a plurality of supports (4) arranged in the casing (1) in the shape of a polygon, and a plurality of LED wafers (2) arranged on the supports (4) respectively. The LED light has holes for heat dissipation arranged on hardware (5) and an insulator (8) thereof, and has the features of low temperature and long life. The plurality of LED wafers (2) in the LED light is arranged rationally, so that the lights emitted therefrom are complementary, thus having a 360-degree glowing effect, wherein a glowing point can be seen from all sides while the glowing effect is the same as that of a traditional tungsten lamp.

LED LIGHTING LAMP

Disclosed herein is a Light Emitting Diode (LED) lighting lamp, which is coupled with the threadedly coupled receptacle of a vertically mounted post lamp support. The LED lighting lamp includes a light source unit, a heat sink means, and a housing. The light source unit includes one or more LEDs and a PCB. The heat sink means is bonded to the PCB to radiate heat from the light source unit. The housing is configured to support the heat sink means, and to have a threadedly coupled power source connection part. In the LED lighting lamp, the LEDs of the light source unit are supported by and disposed on the heat sink means so that light beams from the LEDs are emitted at a predetermined downward inclination angle.

Structure of lamp

A lamp is constructed to include a base adapted for connecting to an electric socket to obtain electricity, a shell fastened to the base and defining with the base an air-tight space, the shell having an inside wall coated with a layer of phosphorescent coating, an electronic ballast installed in the base and adapted to convert AC power supply into DC power supply, and at least one ultraviolet light emitting diode suspended in the air-tight space and connected to the electronic ballast and adapted to produce ultraviolet light to strike the phosphorescent coating in producing visible light upon connection of the base upon connection of the electronic ballast to power supply.

Method and Apparatus for Illuminating Omnidirectional Lighting Using Solid-State Lamps

A solid-state light fixture capable of emitting omnidirectional illumination using light emitting diode (“LED”) is disclosed. The light fixture, in one aspect, includes a base, an LED stand, and a protective shell. In one example, the LED stand has a physical configuration of elongated spherical shaped ball for hosting LED devices. While the base has electrical contacts that are able to connect to electrical power supply for drawing electricity, the elongated spherical shaped ball is configured to distribute electrical current from the base to the LED devices for generating omnidirectional optical light. The LED devices, also known as LED packages, include LED dies configured to be arranged on the surface of the LED stand for light emanating. The protective shell, in one example, protects the LED stand from being contacted by foreign object. 1. A light-emitting diode (“LED”) lamp able to provide illumination , comprising:a lamp cap containing electrical contacts and able to couple to electrical power supply for receiving electricity;a radiating column having a polygonal prism shape with a top surface of radiating column slightly smaller than a bottom surface of radiating column and the bottom portion of radiating column coupled to the lamp cap, wherein a range of angle between the top surface of the radiating column and side surface of the radiating column is from 90 degree to 120 degree;a plurality of LED devices capable of converting electrical energy to optical energy and configured to distributed on surface of the radiating column for light emanating; anda globe shaped shell coupled to the lamp cap and configured to provide protection to the radiating column.2. The lamp of claim 1 , further comprising a driving circuit coupled to the radiating column and configured to manage the plurality of LED devices.3. The lamp of claim 1 , wherein each of the LED devices includes at least one LED die and an LED circuit board claim 1 , wherein the LED circuit provides an ...

LED bulb with an enlarged irradiation range by arranging LED elements in three-dimension

An LED light source includes a housing having a base adapted to mount in an electrical socket; a circuit board received in the housing; an electrical circuit assembly received in the housing, the electrical circuit assembly being electrically connected to both the circuit board and the base; an LED assembly mounted on the circuit board, the LED assembly including a plurality of LED elements electrically connected to the circuit board; and a bulb mounted on an open end of the housing for enclosing the circuit board, the electrical circuit assembly, and the LED assembly, wherein the LED elements are arranged in three-dimension so as to irradiate an enlarged range. The LED elements may be arranged and shaped as a tapered tower, a tree, or a semi-sphere.

EVAPORATION COOLED LAMP

HEAT SINKS AND LAMP INCORPORATING SAME

LED LAMP

PROBLEM TO BE SOLVED: To provide an LED lamp capable of illuminating a wider range. SOLUTION: The LED lamp A1 includes: a plurality of LEDs 2; a retaining part 1 for mounting the plurality of LEDs 2 thereon; and a wiring pattern formed on the retaining part 1 and conductive with the plurality of LEDs 2. The retaining part 1 has a plurality of substrates 11, 12 and 15. Two of the adjacent substrates 11 and 12 of the plurality of substrates 11, 12 and 15 are connected by means of a pair of bendable connecting members 32a and 32b. The two adjacent substrates 11 and 12 are arranged such that the normal directions thereof differ with respect to each other. COPYRIGHT: (C)2011,JPO&INPIT ...

SYSTEMS AND METHODS FOR THERMAL MANAGEMENT OF LAMPS AND LUMINAIRES USING LED SOURCES

ПЛАСТМАССОВАЯ СВЕТОДИОДНАЯ ЛАМПА

Светодиодная лампа, которая имеет грушевидную оболочку, теплопроводную пластмассу внутри грушевидной оболочки и по меньшей мере один светодиод внутри грушевидной оболочки. Лампа включает также в себя цоколь, причем размеры цоколя позволяют вводить его в стандартный электрический патрон.

LED illuminating lamp, has LEDs that are physically positioned on electronic light generator in cone shape, where physical orientation of heads of LEDs defines emission angle based on angle of light flux emitted by LEDs

L'invention concerne une lampe d'éclairage dont la source génératrice de lumière est composée de diodes électroluminescentes Leds (1) montées en cône. Selon l'invention le montage des éléments de cette source sur le générateur de lumière électronique (2), permet grâce à un positionnement spatiale, en cône (2) de mettre un nombre supérieur de Leds (1), sur un même support, augmentant ainsi le gain du flux lumineux dans la même direction. La situation physique des Leds (1), est répartie avec une position géométrique concentrique. L'orientation physique des têtes de Leds (1), a un angle d'inclinaison, défini en fonction de l'angle du flux lumineux émis par les Leds (1), l'angle d'émission pouvant être de toute valeur. Le dispositif selon l'invention est particulièrement destiné à l'éclairage ...

FLEXIRIGID SUPPORT PLATE

The flexirigid support plate (1) is used for mounting at least one semiconductor light source (12) and comprises at least one rigid support region for fixing the at least one semiconductor light source (12) and a flexible support region (3), wherein the flexible support region (3) is generated by a thinning of a rigid support region. The lamp device (16) is provided with at least one flexirigid support plate (15), wherein at least one semiconductor light source is mounted on at least one flexirigid support plate.

LED LIGHTING COLUMN AND LED LAMP USING SAME

An LED lighting column (1) and an LED lamp using same. The LED lighting column (1) comprises a high thermal conductivity tube (10) and at least one string of LED chips (11) provided on the outer surface of the high thermal conductivity tube (10). The LED lamp comprises a transparent bulb shell (3) which is vacuum sealed and filled with thermally conductive protecting gas, an LED driver (4), and an electric connector (6). The LED lighting column (1) is fixed in the bulb shell (3). The electric lead wires (13) of the LED lighting column (1) are connected with an external power supply via the driver (4) and the electric connector (6). The LED lamp can be a single-bulb-shell lamp, a multi-tube lamp, or a U-shaped lamp.

RADIALLY-SHAPED HEAT DISSIPATING APPARATUS, AND BULB-SHAPED LED LIGHTING APPARATUS USING SAME

The present invention relates to a bulb-shaped LED lighting apparatus which can ensure an effective heat dissipating structure, keep the whole size compact, and expand the beam angles, to thereby widen the use of the lighting apparatus. The LED lighting apparatus of the present invention comprises: an LED package having a metal substrate on which a plurality of LEDs are mounted; a screw cap; a heat dissipating apparatus; and a globe. The heat dissipating apparatus includes a main body and a plurality of heat dissipating fins. The main body includes a cylindrical part having a center with a cylindrical space with an open top, an annular flange vertically projecting from the bottom of the cylindrical part, and a protrusion having a diameter gradually decreasing from the annular flange toward the bottom of the lighting apparatus mounted with the LED package to expand the angle of the beam emitted from the LED package. The heat dissipating fins have inner vertical parts and bottom parts connected ...

LED LIGHTING COLUMN AND LED LAMP USING SAME

The present invention discloses a LED light-emitting column (1) and a LED light using the same. The LED light-emitting column (1) comprises a high thermal conductivity tube (10) and at least one series of LED chips (11) disposed on an outer surface of the high thermal conductivity tube (10). The LED light comprises a light-transmitting bulb shell (3) vacuum-sealed and filled with a heat dissipation and protection gas, a LED driver (4) and an electrical connector (6). The LED light-emitting column (1) is fixed within the bulb shell (3). Electrical lead (13) of the LED light-emitting column (3) is connected with an outer power supply through the driver (4) and the electrical connector (6). The LED light is a single bulb shell light, a multi-tube light or a U-type light.

照明装置

RADIALLY-SHAPED HEAT DISSIPATING APPARATUS, AND BULB-SHAPED LED LIGHTING APPARATUS USING SAME

The present invention relates to a bulb-shaped LED lighting apparatus which can ensure an effective heat dissipating structure, keep the whole size compact, and expand the beam angles, to thereby widen the use of the lighting apparatus. The LED lighting apparatus of the present invention comprises: an LED package having a metal substrate on which a plurality of LEDs are mounted; a screw cap; a heat dissipating apparatus; and a globe. The heat dissipating apparatus includes a main body and a plurality of heat dissipating fins. The main body includes a cylindrical part having a center with a cylindrical space with an open top, an annular flange vertically projecting from the bottom of the cylindrical part, and a protrusion having a diameter gradually decreasing from the annular flange toward the bottom of the lighting apparatus mounted with the LED package to expand the angle of the beam emitted from the LED package. The heat dissipating fins have inner vertical parts and bottom parts connected ...

GAS COOLED LED LAMP

In one embodiment, a lamp (100, 102, 200, 300, 1000) comprises an optically transmissive enclosure (112, 212, 1112, 1114). An LED array (1128) is disposed in the optically transmissive enclosure (112, 212, 304, 308, 1112, 1114) operable to emit light when energized through an electrical connection. A gas is contained in the enclosure (112, 212, 304, 308, 1112, 1114) to provide thermal coupling to the LED array (1128). The gas may include oxygen.

ARRANGEMENT, LAMP ARRANGEMENT AND METHOD FOR EMITTING LIGHT

An arrangement for emitting light is disclosed, comprising a carrier element (1), at least one semi-conductor component (2) emitting the light, the semi-conductor component (2) being disposed on the carrier element (1), and a sleeve-shaped housing bottom (3), which is open towards two opposing sides (31, 32).

MODULE FOR A LIGHTING DEVICE AND LIGHTING DEVICE

The invention relates to a module (100) for a lighting device (1000), comprising a plate-like first element (1) having a first main area (11) and a second main area (12) opposite the first main area (11), wherein the first main area (11) is reflective and at least one cooling fin (3) extending away from the first element (1) is disposed on the second main area (12) and is thermally connected to the first element (1). The module (100) further comprises a plate-like second element (2) disposed on the first element (1) at a connecting edge (10) of the first element (1) and thermally connected to the first element (1), enclosing an angle (91) of less than 180° with the first main area (11) of the first element (1). The invention further relates to a lighting device (1000) having a plurality of modules (100).

LIGHTING DEVICE WITH MULTIPLE EMITTERS AND REMOTE LUMIPHOR

A lighting device including a plurality of electrically activated emitters having different peak wavelengths, at least one remote lumiphor arranged to receive at least some emissions from one of the emitters, and a primary electrically activated emitter spatially segregated and/or thermally insulated from a secondary electrically activated emitter. A lighting device including a plurality of electrically activated emitters spatially segregated from one another having different peak wavelengths, at least one lumiphor spatially segregated from one of the emitters, and a control device independently connected to each emitter or group of emitters. A method of producing a lighting device including a plurality of independently controllable electrically activated emitters.

Light emitting diode lamp

The invention relates to a light emitting diode lamp comprising a lamp frame, a plurality of radiators that are fixed on the lamp frame in a sleeving way circle by circle from inside to outside, and a plurality of light emitting units. The plurality of light emitting units and the plurality of radiators are in one-to-one correspondence; each radiator comprises a mounting surface fixed to the lamp frame and a heat absorbing surface opposite to the mounting surface; each light emitting unit is arranged on the heat absorbing surface of the corresponding radiator; and the heat absorbing surface of the radiator in each inner circle is protruded out of the heat absorbing surface of the adjacent radiator in the outer circle along a direction away from the lamp frame. Compared with the prior art, the light emitting diode lamp light source is generally in an inverted cone solid shape so that the irradiation range of the whole light emitting diode lamp is enlarged; besides, each radiator can directly ...

PLASTIC LED BULB

An LED bulb having a bulb-shaped shell, a thermally conductive plastic material within the bulb-shaped shell, and at least one LED within the bulb-shaped shell. The bulb also includes a base, wherein the base is dimensioned to be received within a standard electrical socket.

SOLID STATE LAMP USING LIGHT EMITTING STRIPS

In one embodiment, an LED lamp (57) has a generally bulb shape. The LEDs (22) are low power types and are encapsulated in thin, narrow, flexible strips (20). The LEDs (22) are connected in series in the strips (20) to drop a desired voltage. The strips (20) are affixed to the outer surface of a bulb form to provide structure to the lamp. The strips (20) are connected in parallel to a power supply, which may be housed in the lamp. Since many low power LEDs are used and are spread out over a large surface area, there is no need for a large metal heat sink. Further, the light emission is similar to that of an incandescent bulb. In other embodiment, there is no bulb form and the strips are bendable to have a variety of shapes. In another embodiment, a light sheet is bent to provide 360 degrees of light emission. Many other embodiments are described.

RETROFIT LED LAMP ASSEMBLY FOR SEALED OPTICAL LAMPS

A retrofit LED lamp assembly for the replacement of light bulbs in optical lamps mounted elevated on support posts is described. The optical lamps have a lamp housing with a reflector secured therein and supporting a light bulb. A glass shade projects the light. The retrofit LED lamp assembly has a support member on which light emitting diodes (LED's) are electrically insulatingly supported to replace the light bulb. An adjustable connection assembly is provided to secure the support member to the reflector. The support member is configured to position the LED's at a predetermined angle and orientation relative to configured reflective surface segments of the reflector whereby to produce a desired oriented photometric light distribution pattern. A heat sink is securable in contact with the support member to dissipate heat. A clear tempered glass lens replaces the glass shade.

LIGHT UNIT WITH LIGHT OUTPUT PATTERN SYNTHESIZED FROM MULTIPLE LIGHT SOURCES

The present disclosure provides an LED based light unit that produces an output lighting pattern that meets desired lighting characteristics using a reduced number of LED elements. The present disclosure provides a number of point sources that are directed into a desired direction such that, when combined with other point sources, a synthesized light output is provided that minimizes the LED headcount.

LIGHT UNIT WITH LIGHT OUTPUT PATTERN SYNTHESIZED FROM MULTIPLE LIGHT SOURCES

The present disclosure provides an LED based light unit that produces an output lighting pattern that meets desired lighting characteristics using a reduced number of LED elements. The present disclosure provides a number of point sources that are directed into a desired direction such that, when combined with other point sources, a synthesized light output is provided that minimizes the LED headcount.

Lamp

Eine Leuchte, insbesondere Strassenleuchte, weist als Leuchtmittel mehrere LED's auf, die auf Trägerflächen verteilt angeordnet und in Richtung der zu beleuchtenden Fläche ausrichtbar sind. Die LED's (8) sind auf mehreren übereinander liegenden Trägerringen (4, 5, 6, 7) angeordnet, die in Horizontalebenen verdrehbar sind, wobei die Trägerflächen (9) für die LED's (8) verschiedene Neigungen besitzen. Dadurch ist eine optimale Einstellung möglich.

LED LAMP

PROBLEM TO BE SOLVED: To provide a LED lamp for actualizing wider-range illumination. SOLUTION: The LED lamp includes a plurality of LED modules 100, a base 400 for supporting the plurality of LED modules 100, and a globe 700 whose outer face 700b is flush with an outer face 400a of the base 400 and through which light transmits from the plurality of LED modules 100. COPYRIGHT: (C)2010,JPO&INPIT ...

CAR LAMP

PROBLEM TO BE SOLVED: To provide a car lamp which is inexpensive in cost, and excellent in general use property, and allows a reduction in consumption power and has an improved operational reliability. SOLUTION: A LED lamp 1 includes a light emitting portion 4 having a plurality of light emitting diodes 3 as a light source. These diodes are disposed on a board 7 formed to have a substantially semi-cylindrical shape. Also, the lamp 1 has a metallic member 5 which supports the light source 4, and is removably mounted in a socket 2. COPYRIGHT: (C)2001,JPO ...

LED-based light bulb device

An LED light bulb device (20) including a bulb body (80), a cap (82) and an LED assembly (22). The bulb body defines an exterior surface and an interior. The cap is mounted to the bulb body, combining to define a light bulb-like structure (24). The LED assembly includes a substrate (26), LEDs (28), transformer circuitry (30) and connective circuitry (32). The LEDs and the connective circuitry are maintained by the substrate, with the connective circuitry electrically connecting the LEDs and the transformer circuitry. The transformer circuitry is adapted to modify incoming power for powering the LEDs. The LED assembly is mounted to the light bulb-like structure such that the LEDs are disposed along the exterior surface of the bulb body, with light from the LEDs being directed inwardly into the interior and then outwardly from the interior. The LED assembly can further include a heat sink body (34) encompassing the LEDs.

Luminous circuit and luminous device having the same

A luminous circuit and a luminous device having the same are provided. The luminous circuit may include a first conducting wire and a second conducting wire connected to a positive terminal and a negative terminal of a power supply, respectively. The luminous circuit may further include N light-emitting circuits electrically and sequentially coupled between the first conducting wire and the second conducting wire in a parallel connection fashion beginning from a location in proximity of the power supply. Each of the light-emitting circuits corresponds to a light-emitting element, and jth light-emitting element is better than ith light-emitting element in lighting efficiency, wherein 1<=i=2.

LIGHTING DEVICE CAPABLE OF IMPROVING LIGHT EFFICIENCY BY REDUCING INTERFERENCE OF LIGHT

PURPOSE: A lighting device is provided to multiply quantity of light by multiplying the number of optical modules without increasing size and to control an irradiation direction of the light. CONSTITUTION: A screw thread is included on the surface of a socket part(11). The socket part is combined in an accepting socket of a lamp. A body part includes a driving circuit and a wire in inside. The body part comprises a guide gap and a stopping groove. One or a plurality of capping parts comprises one or a plurality of stopping protrusions. The stopping protrusion is accepted in the stopping groove. A capping part(31) comprises a hinge shaft. An optical source part(61) is composed of a plurality of optical modules. A finishing cap part is screwed in one side end of a tube. COPYRIGHT KIPO 2012 ...

LED LAMP CAPABLE OF FORMING A REFLECTIVE SURFACE REFLECTING IN A DIRECTION BETWEEN FLANK AND FRONT

PURPOSE: A LED lamp is provided to improve a light distribution property by reflecting an emitted light from the first LED element. CONSTITUTION: A reflecting surface is arranged in the front of the first LED element(60). The reflecting surface reflects an emitted light from the first LED element. Multiple second LED elements are arranged in the front of a reflecting surface. The first reflecting surface(81) is formed to be able to reflect the light emitted from the first LED element in the direction between flank and front. The second reflecting surface(83) is formed to be able to reflect the light emitted from the first LED element in the direction between flank and rear. COPYRIGHT KIPO 2013 ...

LOW-GLARE LED-BASED LIGHTING UNIT

The present disclosure is directed to inventive methods and apparatus for a low-glare LED-based lighting unit (110). The low-glare LED-based lighting unit (110) may have vertically extending LED support structure (120) and an array of individually aimed LEDs (133) coupled to the vertically extending LED support structure (120). At least one vertically extending translucent inner lens (150/260) may be provided adjacent a plurality of the LEDs (133) and intersect the LED light output axis (A) of a plurality of the LEDs (133).

LIGHT APPARATUSES AND LIGHTING SYSTEMS

Light apparatuses and lighting systems are described. According to one aspect, a light apparatus includes a plurality of light sources individually configured to emit light in a respective primary direction, and wherein the light sources are configured such that the primary directions of the light emitted by the light sources are at different angles with respect to a common plane, and a lens configured to direct the light from the light sources to a surface of an object which is to be illuminated.

A SECURITY DEVICE

The invention provides a portable security illuminator (10) which includes a frame (12), sized to be handheld, and a plurality of electronically co-ordinated light-emitting diodes (LEDs) (26) mounted in or to the frame, each of which is actuatable illuminate.

DUAL ZONE LIGHTING APPARATUS

A lighting apparatus comprising a first lighting assembly comprising at least one lower light source configured to cast light over at least a near field and a second lighting assembly comprising at least one upper light source configured to cast light over at least a far field, the second lighting assembly mounted above the first lighting assembly.

Lamp

Die vorliegende Erfindung betrifft eine Lampe, insbesondere eine Retrofit-Lampe vorgesehen, mit einem Lampensockel, mit einer mit dem Lampensockel verbundenen, zumindest teiltransparenten geschlossenen Hülle, welche derart ausgebildet ist, als Kühlkörper für die Lampe zu fungieren, mit einer Leuchtmittelanordnung, welche eine Vielzahl von optoelektronischen Bauelementen enthält, die innerhalb der Hülle derart in einer 4π-Anordnung angeordnet sind, dass sie in alle Raumrichtungen wirken, mit einem gasförmigen Wärmeübertragungsmedium, welches im Inneren der Hülle eingebracht ist und welches dazu ausgebildet ist, von der Leuchtmittelanordnung erzeugte thermische Energie zu der als Kühlkörper fungierenden Hülle zu transportieren, wobei das gasförmige Wärmeübertragungsmedium als einziges Gas in der Hülle vorgesehen ist und die Moleküle des gasförmigen Wärmeübertragungsmediums jeweils wenigstens drei Atome aufweisen.

SYSTEMS AND METHODS FOR THERMAL MANAGEMENT OF LAMPS AND LUMINAIRES USING LED SOURCES

LED module assemblies and luminaires that reduce thermal issues associated with LED lamp energy dissipation are disclosed. In one embodiment, an optimized conduction path from the LED to the exterior of the luminaire is created through the use of heat pipes integrated into the LED module assembly and luminaire. In this embodiment, a significant reduction in thermal transfer to the interior of the enclosure may be implemented, while allowing maximum energy dissipation from the LEDs.

Liquid-cooled light distribution hollow type LED lamp

The invention discloses a liquid-cooled light distribution hollow type LED lamp comprising an electric connector, an LED drive, a lamp holder, an LED light source, a lamp shade and a hollow radiator,wherein the lamp shade is made of basically transparent materials. The liquid-cooled light distribution hollow type LED lamp is characterized in that a cavity positioned between the outer surface of the hollow radiator and the lamp shade is internally partially or completely filled with heat-conducting light distribution liquid; the electric connector and the LED drive are arranged in a built-in hollow chamber of the hollow radiator; the LED light source is directly arranged on the hollow radiator or arranged on the hollow radiator through an LED basal plate; and a connecting wire of the LED light source is contacted with different radiating liquids. The invention has the advantages of good radiating effect, light weight, environmental protection, durability, easy manufacture and low cost.

LED lamp

LIGHT EMITTING ELEMENT, ILLUMINATION DEVICE AND FOUNDATION THEREOF

PYRAMID TYPE LAYERED HEAT EMITTING PLATE AND LIGHT EMITTING DEVICE COMPRISING THE SAME

LED LAMP IMPROVING NIGHT LIGHTING QUALITY OF AN OUTDOOR FACILITY BY REMOVING AN ILLUMINATION DEAD SPACE

PURPOSE: An LED(Light Emitting Diode) lamp is provided to minimize the loss of the light by irradiating the light of the LED installed at a screw-type receptacle to a downwardly inclined direction. CONSTITUTION: An LED lamp(1) includes an optical source unit(10), a heat sink(30), and a housing(50). The optical source unit includes one or more LEDs(11) and a printed circuit board(13). The heat sink is coupled to the PCB. The heat sink discharges the heat of the optical source. The housing supports the heat sink. The housing supports the heat sink. The housing has a thread connection type power supply connector(51). The LED lamp is combined in the thread connection type receptacle. The LED of the optical source unit irradiates the light to the downwardly inclined direction. © KIPO 2009 ...

LUMINAIRE

RADIAL RADIATOR CAPABLE OF BROADENING THE USES OF A LIGHTING DEVICE BY EXPANDING AN ORIENTATION ANGLE OF THE LIGHT, AND A BULB TYPE LED LIGHTING DEVICE USING THE SAME

PURPOSE: A radial radiator and an LED lighting device using the same are provided to emit light backward by representing a light distribution curve with a bat wing form. CONSTITUTION: An LED package(10) comprises a metal board(11) which has a plurality of LEDs(13). A radiator(30) discharge heat generated from the LED package. A screw cap(70) is integrated with the radiator through an insulating member(40). The screw cap applies power to the LED package. A globe(50) is integrated with one side of the radiator to casing-process the LED package. The radiator comprises a cylindrical part with a cylindrical space, a ring-shaped flange part which protrudes in a vertical direction from the lower part of the cylindrical part, a body with a protruding part, and a plurality of radiating pins which radiate conducted heat. COPYRIGHT KIPO 2010 ...

ILLUMINATION DEVICE COMPRISING A LIGHT-EMITTING DIODE

The invention relates to an illumination device (1) with at least one support element (4) and at least one light-emitting diode (5) disposed on the support element (4). At least one of the components (2, 3, 4, 7, 10) of the illumination device (1) provided for heat dissipation from the light-emitting diode (5), in particular the support element (4), is provided at least partially with an electrically insulating layer (6, 11) with a high thermal conductivity.

PYRAMIDALLY STACKED HEAT SINK PLATE FOR AN LED LIGHT, AND LED LIGHT HAVING SAME

The present invention relates to a pyramidally stacked heat sink plate for an LED light, and to an LED light having same, wherein a plurality of unit heat sink plates form a layer in a certain space, each of which comprises an adhesion surface for a vertical LED module forming an inclined plane by progressively reducing the length protruding from the central axis.

LED LAMP WITH OMNIDIRECTIONAL LIGHT RADIATION AND OPTIMIZED HEAT DISSIPATION

Light Emitting Diode Lamp Structure

A light emitting diode lamp structure comprises a heat dissipating plane (10), a light emitting housing (20) and a base (30), which light emitting housing (20) is constructed by two transparent elements (20a) each comprising a casing (22) and a first hollow region (24), which heat dissipating plane (10) including a plurality of LEDs is partly covered by the casing (22) and partly revealed in the first hollow region (24), and which base (30) is mounted with the light emitting housing (20) and electrically engaged with the LEDs.

Light emitting diode lamp and method for fabricating the same

A structure of a light emitting diode (LED) lamp (100) and a method for fabricating the same are provided. In the structure of the LED lamp (110), LED packages (134) are designed to approach an inner surface of a lampshade (114) more closely, so that the LED lamp (100) has high brightness and high light-utilization efficiency. The above-mentioned structure and method facilitate the mass-production of the LED lamp (100).

ＬＥＤ照明装置

... 【課題】輝度を高め、放熱効果を向上したＬＥＤ照明装置の提供。【解決手段】 本考案のＬＥＤ照明装置は、放熱板、透光外殼、座体を含み、そのうち前記放熱板上に複数の発光ダイオードユニットが配置され、前記透光外殼が収容部と第１ウィンドウ部を備え、前記透光外殼の前記収容部が前記放熱板の一部分を被覆し、前記部分に前記複数の発光ダイオードが配置され、且つ前記放熱板の別の一部分が前記第１ウィンドウ部に位置し、前記別の一部分が外界と接触して全体の放熱効果が高められると共に、前記座体が前記透光外殼と結合され、且つ前記発光ダイオードユニットと電気的に接続される【選択図】図２ ...

AN IMPROVED LED LIGHT BULB AND ITS APPLICATION IN A DESK LAMP

An LED light bulb includes a screw base, a shell formed by two halves of hemispherical shells connecting tightly in the middle and a number of LEDs distributed spherical symmetrically on a curved flexible PCB inside an inner front of the shell, where the LEDs are series or parallel connected and arranged, when working, to emit light evenly in all directions. The LED light bulb can be used in a desk lamp.

LED and LED lamp thereof

Led light bulb

The present invention provides a LED light bulb which is capable of providing the gorgeous and artistic impressions. The LED light bulb comprises a plurality of LED chips(201), a globe(700) covering the LED chips(201) and allowing the light emitted from the LED chips(201) to penetrate, and a bulb connector(800), wherein at least one portion of the globe has a concave-convex part.

PYRAMIDALLY STACKED HEAT SINK PLATE FOR AN LED LIGHT, AND LED LIGHT HAVING SAME

The present invention relates to a pyramidally stacked heat sink plate for an LED light, and to an LED light having same, wherein a plurality of unit heat sink plates form a layer in a certain space, each of which comprises an adhesion surface for a vertical LED module forming an inclined plane by progressively reducing the length protruding from the central axis.

FLEXIBLE LIGHT EMITTING SEMICONDUCTOR DEVICE HAVING A THREE DIMENSIONAL STRUCTURE

LIGHTING DEVICE WITH MULTIPLE EMITTERS AND REMOTE LUMIPHOR

A lighting device including a plurality of electrically activated emitters having different peak wavelengths, at least one remote lumiphor arranged to receive at least some emissions from one of the emitters, and a primary electrically activated emitter spatially segregated and/or thermally insulated from a secondary electrically activated emitter. A lighting device including a plurality of electrically activated emitters spatially segregated from one another having different peak wavelengths, at least one lumiphor spatially segregated from one of the emitters, and a control device independently connected to each emitter or group of emitters. A method of producing a lighting device including a plurality of independently controllable electrically activated emitters.

Light emitting diode lamp and method for fabricating the same

A structure of a light emitting diode (LED) lamp (100) and a method for fabricating the same are provided. In the structure of the LED lamp (110), LED packages (134) are designed to approach an inner surface of a lampshade (114) more closely, so that the LED lamp (100) has high brightness and high light-utilization efficiency. The above-mentioned structure and method facilitate the mass-production of the LED lamp (100).

THEFT-PROOF ELECTRIC LAMP AND LUMINAIRE WHICH IS EQUIPPED WITH A LAMP OF THIS TYPE

REFLECTOR DEVICE AND LIGHTING DEVICE COMPRISING SUCH A REFLECTOR DEVICE

SOLID-STATE AUTOMOTIVE LAMP

A solid-state lamp has a base formed to be received into a socket, and the base has a retainer receptacle formed therein. An axially extending support is fitted into the base. The support is formed of an electrically conductive, heat- sinking material and has a retainer engaging the retainer receptacle. An electrically insulating coating is formed on the support and electrically conductive traces are formed on the insulating coating. A plurality of solid-state light sources are formed on the support and are electrically connected to the traces, at least two of the traces providing electrical connection to the base whereby electrical connection can be made to the socket. The plurality of solid-state light sources are formed in a selected area of the support and in a preferred embodiment mimic the dual filaments of a prior art lamp.

A LIGHT SOURCE

The invention provides a wide spectrum light source comprising a housing with an aperture, said aperture adapted to emit light; and a plurality of light emitting diode (LED) sources mounted in said housing, wherein said LED sources are arranged at different heights in said housing adapted to provide efficient wide spectrum operation of said light source.

LED LIGHTING LAMP

Disclosed herein is a Light Emitting Diode (LED) lighting lamp, which is coupled with the threadedly coupled receptacle of a vertically mounted post lamp support. The LED lighting lamp includes a light source unit, a heat sink means, and a housing. The light source unit includes one or more LEDs and a PCB. The heat sink means is bonded to the PCB to radiate heat from the light source unit. The housing is configured to support the heat sink means, and to have a threadedly coupled power source connection part. In the LED lighting lamp, the LEDs of the light source unit are supported by and disposed on the heat sink means so that light beams from the LEDs are emitted at a predetermined downward inclination angle.

HEAT SINKS AND LAMP INCORPORATING SAME

A lamp (600) comprising a solid state light emitter (450), the lamp being an A lamp and providing a wall plug efficiency of at least 90 lumens per Watt. Also, a lamp (400) comprising a solid state light emitter (450) and a power supply, the emitter being mounted on a heat dissipation element (420), the dissipation element being spaced from the power supply. Also, a lamp, comprising a solid state light emitter and a heat dissipation element that has a heat dissipation chamber, whereby an ambient medium can enter the chamber, pass through the chamber, and exit. Also, a lamp(10), comprising a light transmissive housing (12) at least one solid state lighting emitter and a first heat dissipation element. Also, a lamp comprising a heat sink comprising a heat dissipation chamber. Also, a lamp comprising first and second heat dissipation elements. Also, a lamp comprising means (74) for creating flow of ambient fluid.

Solid-state automotive lamp

A solid-state lamp has a base formed to be received into a socket, and the base has a retainer receptacle formed therein. An axially extending support is fitted into the base. The support is formed of an electrically conductive, heat-sinking material and has a retainer engaging the retainer receptacle. An electrically insulating coating is formed on the support and electrically conductive traces are formed on the insulating coating. A plurality of solid-state light sources are formed on the support and are electrically connected to the traces, at least two of the traces providing electrical connection to the base whereby electrical connection can be made to the socket. The plurality of solid-state light sources are formed in a selected area of the support and in a preferred embodiment mimic the dual filaments of a prior art lamp.

Light Emitting Diode Lamp Structure

Sapphire substrate configured to form light emitting diode chip providing light in multi-directions, light emitting diode chip, and illumination device

A sapphire substrate (2) configured to form a light emitting diode (LED) chip (3) providing light in multi-directions, a LED chip and an illumination device are provided in the present invention. The sapphire substrate includes a growth surface (21A) and a second main surface (21B) opposite to each other. A thickness of the sapphire substrate is thicker than or equal to 200 micrometers. The LED chip includes the sapphire substrate and at least one LED structure. The LED structure is disposed on the growth surface and forms a first main surface where light emitted from with a part of the growth surface without the LED structures. At least a part of light beams emitted from the LED structure pass through the sapphire substrate and emerge from the second main surface. The illumination device includes at least one LED chip and a supporting base (5). The LED chip is disposed on the supporting base.

Decorative lamps

The present invention aims at providing a durable power-saving decorative lamp (10a) whose light can be easily seen and whose light color can be easily set. The decorative lamp (10a) is a hollow and transparent glass (11) or hard resin bulb with a frosted surface containing a plurality of LED lamps (14). Each of the LED lamps is connected to a metal base (12) forming an electrode by being fixed to the base portion of the decorative lamp through an appropriate resistance, capacitor, or small circuit substrate (17,18). The LED lamps (14) are connected individually, in series, or in parallel. The surfaces of the LED lamps are processed with various treatments to have frosted-glass surfaces (25), irregular diamond-cut surfaces (28), etc. Thus, each LED lamp (14) emits light in all directions except backward from the base of the lamp, and the light can be seen from all directions, thereby providing desired decorative lamps. Furthermore, the color of light can be easily set by appropriately selecting ...

Electric bulb for headlight of motorcycle, has front body including light source for emitting long range light, and another light source for emitting short range light based on selective electrical supply of one of light sources

L'invention propose une ampoule électrique (10), du type comportant un culot arrière (12) apte à être relié à une source de courant électrique, et un corps avant qui s'étend axialement vers l'avant et qui constitue un émetteur de lumière qui comporte une première source lumineuse pour l'émission d'un premier type d'éclairage et une seconde source lumineuse pour l'émission d'un second type d'éclairage en fonction de l'alimentation électrique sélective de l'une ou l'autre des deux sources lumineuses, caractérisée en ce que la première source lumineuse est une première série arrière de diodes électroluminescentes (DP), et ladite seconde source lumineuse est une seconde série avant de diodes électroluminescentes (DC). Application à un phare de motocyclette.

System for supplying power of lighting device i.e. bulb, to LED, has receiving body electrically connected to voltage adapter to supply power to lighting device received with operating voltage of LED

L'invention concerne un système (20) pour l'alimentation électrique d'un dispositif d'éclairage à diodes électroluminescentes, le système comprenant un culot de connexion (22) au secteur ; un adaptateur de tension (24) relié électriquement au culot de connexion (22), l'adaptateur de tension (24) étant alimenté via le culot de connexion (22) et transformant la tension du secteur en une tension de fonctionnement des diodes électroluminescentes ; un organe de réception (26) pour recevoir le dispositif d'éclairage, l'organe de réception (26) étant relié électriquement à l'adaptateur de tension (24) pour alimenter le dispositif d'éclairage avec la tension de fonctionnement. L'invention concerne en outre un dispositif d'éclairage à diodes électroluminescentes comportant un organe de raccordement au système (20) précédent et un ensemble prêt à monter du système et du dispositif d'éclairage précédents. L'invention permet l'obtention d'un système avec un dispositif d'éclairage à diodes électroluminescentes ...

LED light source and Manufacturing Method Thereof

PYRAMID LAMINATE HEAT RADIATION PLATE CAPABLE OF MINIMIZING LOSS OF A LIGHT SOURCE AND AN LED LAMP EQUIPPING THE SAME

PURPOSE: A pyramid laminate heat radiation plate and an LED lamp equipping the same are provided to improve the collection efficiency of a light source by adopting a pyramid structure. CONSTITUTION: A pyramid laminate heat radiation plate comprises a unit heat radiation plate(15a) which is horizontally formed at constant intervals. The surface of the unit heat radiation plate is coated by ceramic materials or carbon materials. The surface of the unit heat radiation plate comprises a fitted surface(15b) of a perpendicular light-emitting diode module which entirely has an inclined plane or a curved plane. A fitted surface(15c) of a horizontal light-emitting diode module is located on the upper side of the pyramid laminate heat radiation plate. COPYRIGHT KIPO 2012 ...

HIGH-POWER LED LAMP FOR STREET LIGHTING, SUITABLE FOR USE IN BAD WEATHER

The invention relates to a lamp for street lighting, which operates with high-power LEDs and which is intended to replace current lamps operating with sodium vapour and metal additives, using the same OV-15 luminaire and/or similar luminaires having a power source with a built-in standard socket which operates in bad weather and produces more than 5000 lumens using an efficient heat sink and more efficient LEDs. The invention is characterised in that it includes: a standard electrical connector which enables same to be coupled to any type of luminaire or light; a base containing a connector for connecting same to a diffusing ring having outer and inner teeth for dissipating the heat generated by a power source used in order to regulate and condition the electric power arriving from the grid; and a cover for closing the diffusing ring and protecting the electronic board. In addition, the high-power LED lamp includes a heat-diffusing platform having one-piece aluminium heat-diffusing laminates ...

LIGHTING DEVICE WITH A HEAT SINK AND AT LEAST ONE SEMICONDUCTOR LIGHT SOURCE

The lighting device (1) has a heat sink (4) made of a plurality of electrically conductive segments (5, 6) at a distance from one another, and at least one semiconductor light source (10), the segments (5, 6) being electrically and mechanically interconnected by means of the at least one semiconductor light source (10).

REFLECTOR DEVICE AND LIGHTING DEVICE COMPRISING SUCH A REFLECTOR DEVICE

A reflector device comprising a reflector (106), having an inner surface (120, 122), and at least one solid state light emitting element (114). The inner surface of the reflector comprises first and second surface portions (120, 122), which are flat and which extend in planes intersecting at an angle. The at least one solid state light emitting element (114) is mounted at at least one of said first and second surface portions (120,122) such that a major part of the light emitted from said at least one solid state light emitting element (114) illuminates the other one of said first and second surface portions (120,122).

Bulb-shaped lamp

One end of a cylindrical mount 10 is attached to an end of a cylindrical base 30 that is to be inserted into a socket of a lighting fixture. The end of the mount 10 is rotatable around a central axis of a base 30. A support 40 is attached to other end of the mount 10 so as to rotate integrally with the mount 10. An LED module 51 that includes a plurality of LED chips is attached to the support 40. An end face 43a, on which the LED module 51 is attached, is provided on the support 40. The end face 43a is formed so that the direction of light emitted by the LED chips provided on the LED module 51 is inclined at a predetermined angle with respect to the axial direction of the base 30.

LED bulb

LED (light-emitting diode) lamp and method for producing LED lamp

The invention provides an LED (light-emitting diode) lamp and a method for producing the LED lamp. The LED lamp is provided with an LED light-emitting module and comprises a plurality of LED light-emitting units and an installation part, wherein the installation part is used for installing the LED light-emitting module in the LED lamp. The LED light-emitting module is installed in a manner that the light-emitting units in the LED light-emitting module are not on the same plane. The LED lamp has the advantages that the light is emitted more evenly and the luminous efficiency can be improved.

LED LAMP

The invention relates to a lamp having a support for mounting the lamp, at least one LED (3) joined to the support and a covering bulb (4) made of transparent material, which is joined to the support and covers the at least one LED. According to the invention, said covering bulb is formed as a solid material body, the light entry surface of which is considerably smaller as compared with the light exit surface (6) thereof and is formed with a different shape. The covering bulb therefore no longer forms a hollow body of which the inner and outer surfaces run parallel to each other with a substantially constant wall thickness. Instead, the light entry surface (5) is considerably different from the light exit surface, as a result of the formation as a solid material body.

LED LIGHTING LAMP

A LED lighting lamp comprises a first level heat sink comprising a substrate (108), a second level heat sink comprising at least one stand (102) connected to the substrate (108) and at least one LED lighting element (101) mounted on the at least one stand (102). The LED lighting lamp provides improved heat dissipation efficiency, wide illumination beam angles and substantially uniform illumination intensity.

LED LAMP WITH OMNIDIRECTIONAL LIGHT RADIATION AND OPTIMIZED HEAT DISSIPATION

An LED lamp comprises a plurality of angular carriers (Li). Moreover, the angular carrier sections (2.i) of the carriers (1.i) are adjacent. The solid angles of the surface of the angular carrier sections (2.i) correspond substantially to different solid angles of a polyhedron. The LED lamp furthermore has a plurality of LED elements (4.i) which are disposed on the angular carrier sections (2.i). The heat of the individual LED elements (4.i) emanating from the angular carrier section (2.i) is dissipated over the remaining carrier (3.i).

LIGHTING SYSTEM

Method for packaging an LED emitting light omnidirectionally and an LED package

The present invention discloses a method for packaging an LED emitting light omnidirectionally and an LED package. The present invention utilizes a transparent glue to bond LED chips (2) and electrodes (3) onto one or more transparent glass or organic films, and vertically or slantingly, with an angle between 0 and 60, fixes the transparent bracket having the LED chips (2) , electrodes (3) and welding wires (5) in a transparent vessel (7). When the diode power is on, the front face of the LED chips on the vertical transparent bracket (4) can emit light properly, while the rear face of the LED chips can emit brighter light via the transparent glass or organic film. The present invention makes it possible to demonstrate the brightest face of an LED, and thus improves LED light extraction.

Lighting assembly and pedestal thereof

LIGHT EMITTING DIODE LAMP, CAPABLE OF INSTALLING LED ON MULTIPLE FACETS

PURPOSE: A light emitting diode lamp is provided to illuminate the distance widely by forming the LEDs protruding in different angle. CONSTITUTION: A light emitting frame(40) emits the illuminating light. A plurality of LEDs(2) is projected in different angle, and forms the upward slope. A topper(20) takes the forms of cone by a heat radiation fin(22) attached on the outer circumference. An upper plate(30) is formed in shape of a disk. A sink bar(70) is installed on an LED substrate(60) mounted with an LED on the front. COPYRIGHT KIPO 2011 ...

LED lamp illuminator

LED LIGHT DISPOSED ON A FLEXIBLE SUBSTRATE AND CONNECTED WITH A PRINTED 3D CONDUCTOR

Disclosed are a light emitting apparatus and a method of manufacturing the same. The light emitting apparatus (100) comprises a planar substrate (120) including a first surface that is planar, at least one bare light emitting diode (LED) die (142) coupled to the substrate, an adhesive (170) between the at least one LED die and the planar substrate, and a conductive ink (110) electrically coupling the at least one bare LED die, wherein the conductive ink is disposed on the substrate and extends onto a surface of the LED that is out-of-plane from the first surface.

EVAPORATION COOLED LAMP

LED or other lamps that remove heat using evaporation of water or other coolant inside a lamp enclosure structure such as a glass bulb typically without the use of external heat sinks or fins Optionally, the pressure inside the enclosure can be reduced to lower the boiling point of the coolant One or more LEDs or other light source can be mounted on a support structure that conducts heat to an evaporation surface A coolant, preferably water or alcohol (or a water/alcohol mixture), is included inside the structure and can be optionally wicked to the evaporation surface Vaporized coolant condenses on the inside surface of the enclosure or bulb transferring heat to the ambient through the enclosure The condensed liquid coolant can return to a pool in the bottom of the enclosure ...

FLEXIRIGID SUPPORT PLATE

The flexirigid support plate (1) is used for mounting at least one semiconductor light source (12) and comprises at least one rigid support region for fixing the at least one semiconductor light source (12) and a flexible support region (3), wherein the flexible support region (3) is generated by a thinning of a rigid support region. The lamp device (16) is provided with at least one flexirigid support plate (15), wherein at least one semiconductor light source is mounted on at least one flexirigid support plate.

SOLID STATE LAMP USING MODULAR LIGHT EMITTING ELEMENTS

A solid state lamp, such as one that can replace an incandescent light bulb, has a base (10) portion having an electrical connector for connection to a source of power, such as an Edison-type connector for connection to the mains voltage. An AC/DC converter in the base converts the mains voltage to a suitable light emitting diode (LED) drive voltage. A plurality of receptacles on the base connects to electrodes of plug- in modules (26). Each plug- in module supports a plurality of low power LEDs connected in series. The strings of LEDs on different modules are connected in parallel when connected to the receptacles. The modules and base are configured to allow a user to operate the lamp with different combinations of modules to generate a desired light output from the lamp. For example, the user can recreate the lumens equivalent of a 20W, 40W, or 60W bulb by using one, two, or three modules.

ILLUMINATION DEVICE

An illumination device (11) is provided with a device main body (21), a mounting plate (23), a plurality of light-emitting modules (24), a plurality of lenses (25), and a lighting circuit (26). The device main body (21) comprises an opening (34) in the lower face thereof. The mounting plate (23) is positioned inside the device main body (21) in a planar manner in such a way that the lower face thereof is opposite the opening (34). The plurality of light-emitting modules (24) comprise semiconductor light-emitting elements and are attached to the lower face of the mounting plate (23). The lenses (25) are provided in each light-emitting module (24) and control the distribution of light from the light-emitting modules (24). The lighting circuit (26) is positioned above the mounting plate (23) inside the device main body (21) and turns on the light-emitting modules (24).

LAMP FILAMENT BOARD AND LAMP FILAMENT MANUFACTURING METHOD

A lamp filament board and a lamp filament manufacturing method that solve the problem in the prior art of low work efficiency caused by complex structures. The lamp filament board comprises: a base board comprising a first base board body (1) and a second base board body (2); the first base board body (1) is connected with the second base board body (2); N conduction devices (3), for conducting electricity after the first base board body (1) and the second base board body (2) are folded, are disposed at the connection between the first base board body (1) and the second base board body (2) and are disposed on the second base board body (2); an anode connection point (4) and a cathode connection point (5) are disposed on the second base board body (2); N light-emitting devices (6) for emitting light after being powered are disposed on the first base board body (1) and the second base board body (2); N is a positive integer greater than 1. The lamp filament board and the lamp filament manufacturing ...

POLYHEDRAL LIGHTING BULB

A polyhedral lighting bulb includes a lamp-shade（1） and a lamp holder（2）. The lamp holder（2） includes a base seat（21） and a fixing seat（22） which is fixed on the base seat（21）, the fixing seat（22） is peripherally provided with three or more notches corresponding to which three or more LED lamp boards（3） are provided. LED lamps are located on one side of the LED lamp boards（3） which form a radiate, fistulous lighting prism. The LED lamps boards（3） insert into the notches and are fixed on the fixing seat（22）. The lamp-shade（1） is put to the LED boards（3） and fixed on the fixing seat（22）. A flange（31） is provided on the top of the LED lamp boards（3）. A lighting top board（4） is also provided above the lighting wall, on the top of which the LED lamp is provided. The lighting top board（4） is provided with a hole（41） adapting to the flange（31）. The lighting prism is fixed with the lighting top board（4） through the connection of the flange（31） and the hole（41）. The LED lamp board（3） is a monolayer ...

LED electric bulb

When a number of conventional LED lamps are arranged on a wiring board and are placed in an electric bulb, it is not possible to use a printed wiring board larger than an internal diameter of a base mounting part of the electric bulb, so that a quantity of obtained light is limited. Further, light can be emitted only from a wiring printed surface, which serves as an arrangement surface of LED lamps, of the printed wiring board, so that the range of emitted light is limited. An LED chain body 2 formed by connecting a plurality of LED lamps 3 via flexible members 4 is inserted into a hollow body 1a constituting an electric bulb main body 1.

LIGHTING DEVICE COMPRISING A ROLL

A lighting device () and a method of manufacturing such a lighting device are provided. The lighting device comprises a sheet assembly (), which comprises a substrate () being at least partly light transmissive, a plurality of light sources () coupled to the substrate. At least a portion of the sheet assembly () is fixed in a rolled-up arrangement so as to form a roll (), whereby the light sources () in the portion of the sheet assembly () are arranged to emit light at least partly inwards in the roll and/or at least partly towards at least one end () of the roll. The present invention is advantageous in that it provides enhanced lumen density output, which makes the lighting device useful for high brightness applications, such as head lights and fluid purification. 1. A lighting device comprising a sheet assembly , the sheet assembly comprising:a substrate being at least partly light transmissive, anda plurality of light sources coupled to the substrate,driver contact pads for connecting driving electronics and/or a power source to the light sources,wherein at least a portion of the sheet assembly is fixed in a rolled-up arrangement so as to form a roll and wherein a portion of the sheet assembly at which the driver contact pads are located is unrolled.2. The lighting device as defined in claim 1 , wherein the plurality of light sources in said portion of the sheet assembly are arranged to emit light at least partly inwards in the roll and/or at least partly towards at least one end of the roll.3. The lighting device as defined in claim 1 , wherein at least a portion of the sheet assembly is rigidly fixed in the rolled-up arrangement.4. The lighting device as defined in claim 1 , wherein the sheet assembly further comprises a coating layer being at least partly light transmissive and arranged to cover the plurality of light sources coupled to the substrate.5. The lighting device as defined in claim 1 , wherein at least a portion of a side of the sheet assembly ...

LIGHT EMITTING DIODE RETROFIT LAMP FOR HIGH INTENSITY DISCHARGE BALLAST

Provided is an LED retrofit lamp interfacing with a high intensity discharge (HID) ballast that includes a lighting source having a plurality of light emitting diodes (LEDs), one or more heat sink components dissipating heat generated by the LEDs, and an LED driver configured to operate the LEDs. The LED retrofit lamp is disposed within an HID housing and the HID ballast is electrically connected with the LED driver, and supplies power to the LED driver for operating the LEDs. 1. A light emitting diode (LED) retrofit lamp interfacing with a high intensity discharge (HID) ballast , comprising:a lighting source including a plurality of LEDs;one or more heat sink components dissipating heat generated by the LEDs; andan LED driver configured to operate the LEDs,wherein the LED retrofit lamp is disposed within an HID housing and the HID ballast (i) is electrically connected with the LED driver and (ii) supplies power to the LED driver.2. The LED retrofit lamp of claim 1 , further comprising a printed circuit board claim 1 , the printed circuit board comprising the LEDs claim 1 , and a plurality of openings formed between the LEDs to receive air flow therethrough for heat dissipation.3. The LED retrofit lamp of claim 2 , wherein the LEDs are arranged along the printed circuit board in a same length as an arc-length of a HID lamp.4. The LED retrofit lamp of claim 1 , wherein the one or more heat sink components are formed of composite structure formed of parallel claim 1 , axially oriented carbon fibers laminated to a base material.5. The LED retrofit lamp of claim 1 , wherein the HID ballast is configured to receive alternate current (AC) power claim 1 , and output voltage to the LED driver; and the LED driver is configured to receive the output voltage and regulate the output voltage to be supplied to the LEDs.6. The LED retrofit lamp of claim 5 , further comprising a HID voltage control circuit disposed between the HID ballast and the LED driver claim 5 , and configured ...

LIGHTING FIXTURE HAVING ENHANCED LIGHT DISTRIBUTION PERFORMANCE

An LED lighting fixture with a heat sink, LED arrays on angled facets, a reflector dish, and a diffuser lens are disclosed. The LED arrays are mounted at an angle on sloped facets, and the reflector intercepts a portion of light from the LED arrays, and redirects the intercepted light downward, resulting in a focused and collumnated light beam. Very little light is allowed to be projected upward above the light fixture, and less light is dispersed to the side. 1. An LED light fixture with a top side and a bottom side , comprising:a light fixture body comprised of a heat sink ring with outwardly radiating fins;an attachment means for attaching said light fixture body to a mounting surface;said fixture body with an inside surface of the heat sink ring comprised of a number of sloped planar facets, for attachment of LED arrays to said facets, the facets sloped to direct light down from said fixture when said fixture is mounted overhead;a plurality of LED arrays attached to said inside surface on said sloped planar facets;a reflector dish attached to said fixture body, configured to direct light from said LED arrays toward a diffuser lens attached to the lower side of said heat sink ring, with said reflector dish mounted to intercept, reflect and redirect approximately 25-35% of light from said LED arrays; anda diffuser lens attached to said light fixture below said LED arrays, for diffusing light from said LED arrays and from said reflector dish.2. The LED light fixture of in which said LED arrays are comprised of banks of multiple LED arrays.3. The light fixture of in which said LED arrays have a light spread of approximately 60 degrees above the perpendicular plane of said LED array claim 1 , and 60 degrees below the perpendicular plane of said LED array claim 1 , with said reflector positioned to intercept claim 1 , reflect and redirect approximately 25-35% of light from said LED arrays claim 1 , by reflecting and redirecting most of the light from the 60 degrees of ...

LIGHTING SYSTEM AND DECORATIVE ARTICLE INCLUDING SAME

A lighting system comprises a crown including a plurality of connectors for engaging a plurality of light strands. The lighting system further comprises a plurality of light strands extending between first and second ends. The first ends of the light strands are removably engageable with the connectors of the crown. Each of the light strands includes at least one lighting element. Finally, the lighting system also comprises a controller in electrical communication with the crown for selectively controlling the lighting elements of the light strands. The present invention additionally provides a decorative article including the lighting system. 1. A lighting system , comprising:a crown including a plurality of connectors for engaging a plurality of light strands;a plurality of light strands extending between first and second ends, said first ends of said light strands being removably engageable with said connectors of said crown; wherein each of said light strands includes at least one lighting element; anda controller in electrical communication with said crown for selectively controlling said lighting elements of said light strands.2. The lighting system of wherein each of said light strands includes a plurality of lighting elements.3. The lighting system of wherein said controller is configured to individually control each of said lighting elements of said light strands for selectively controlling said lighting elements.4. The lighting system of wherein said controller is configured to individually control at least one of luminosity and color of said lighting elements of said light strands for selectively controlling said lighting elements.5. The lighting system of wherein said crown comprises a cable extending between opposite plug ends which engage one another such that when said opposite plug ends are engaged said crown is generally circular.6. The lighting system of wherein said lighting elements of said light strands independently comprise light-emitting ...

Led electric bulb and the manufacturing thereof

The invention relates to a LED electric bulb ( 1 ) and a method of producing a LED electric bulb. The LED electric bulb ( 1 ) comprises a glass bulb ( 2 ), a cap ( 6 ) and a light generating module ( 17 ). The light generating module ( 17 ) is at least partly received inside the glass bulb ( 2 ) and is arranged in electrical contact with the cap ( 6 ). The light generating module ( 17 ) comprises a driver PCB ( 3 ) and a flexible, double folded strip ( 4 ) forming two opposite legs ( 14 ) comprising a plurality of LED's ( 5 ). The flexible, double folded strip ( 4 ) is arranged to conform to and closely contact at least a portion of the interior surface ( 15 ) of the glass bulb ( 2 ). The invention also relates to a semi-finished LED electric bulb and the use thereof for the production of a LED electric bulb.

FLEXIBLE INTERCONNECTION BETWEEN SUBSTRATES AND A MULTI-DIMENSIONAL LIGHT ENGINE USING THE SAME

Flexible interconnection between substrates, where the substrates include one or more solid state light sources, mounted at varying angles are provided. A multi-dimensional lighting device is formed using such substrates. The multi-dimensional lighting device includes external mounting surfaces, each configured to provide mounting positions for one or more substrates. A flexible jumper device electrically couples a given substrate to an adjacent substrate, and provides a predefined clearance between surfaces of the same and exposed conductive surfaces of the lighting device. Each flexible jumper includes a surface mount device (SMD) capable of being placed by automated process, such as by pick-and-place machines. Such lighting devices are thus possible using automated processes in a high-volume, highly-precise manner. 1. A method of forming a lighting device , the method comprising:populating a substrate panel with a plurality of solid state light sources, wherein the substrate panel comprises a plurality of substrates configured to be de-panelized and collectively form a light engine circuit;depositing a plurality of surface mount device (SMD) jumpers on the substrate panel to electrically couple at least two substrates of the plurality of substrates;de-paneling the at least two substrates from the substrate panel to form the light engine circuit; andmounting the light engine circuit to a body portion of the lighting device by coupling the at least two substrates of the plurality of substrates to respective external mounting surfaces of the body portion.2. The method of claim 1 , wherein depositing comprises depositing a plurality of surface mount device (SMD) jumpers on the substrate panel to electrically couple at least two substrates of the plurality of substrates claim 1 , wherein each of the at least two substrates comprise a printed circuit board including a metal core.3. The method of claim 1 , wherein depositing comprises depositing a plurality of surface ...

Surface light source using arrayed point light sources

An optical system includes a light source and a lens structure for transmitting light emitted by the light source. The light source includes a substrate and a plurality of light-emitting devices arranged three-dimensionally on the substrate.

Gas cooled LED lamp with heat conductive submount

A gas cooled LED lamp and submount is disclosed. The centralized nature of the LEDs allows the LEDs to be configured near the central portion of the optical envelope of the lamp. In example embodiments, the LEDs can be cooled and/or cushioned by a gas in thermal communication with the LED array to enable the LEDs to maintain an appropriate operating temperature for efficient operation and long life. In some embodiments, the LED assembly is mounted on a glass stem. In some embodiments a thermal resistant path is created that prevents overtemperature of the LED array during the making of the lamp. In some embodiments the LED assembly comprises a lead frame and/or metal core board that is bent into a three-dimensional shape to create a desired light pattern in the enclosure or an extruded submount formed into a three-dimensional shape.

Gas cooled LED lamp

A gas cooled LED lamp and submount is disclosed. The centralized nature of the LEDs allows the LEDs to be configured near the central portion of the optical envelope of the lamp. In some embodiments, the LEDs can be mounted on or fixed to a light transmissive submount. In some embodiments, LEDs can be disposed on both sides of a two-sided submount, or on thee or more sides if the submount structure includes three or more mounting surfaces. In example embodiments, the LEDs can be cooled and/or cushioned by a gas in thermal communication with the LED array to enable the LEDs to maintain an appropriate operating temperature for efficient operation and long life. In some embodiments, the gas is at a pressure of from about 0.5 to about 10 atmospheres and has a thermal conductivity of at least about 60 mW/m-K.

Liquid cooled LED systems

Liquid cooled LED systems are disclosed. Embodiments of the invention provide an LED lighting system in which the LED devices are cooled by circulating liquid or fluid. In example embodiments, a flow return member provides a way for a fluid medium to enter and exit an envelope containing the LED devices. An additional cooling mechanism, such as a radiator or thermoelectric cooler can be provided. The optically transmissive fluid medium can be, for example, oil or a fluorinated or halogenated liquid or gel, and can optionally provide index matching. The fluid medium can optionally include a phase change material in order to enhance cooling. In some embodiments, a pump is used to circulate the fluid medium. However, the optical envelope and/or the flow return member could also be oriented so that the fluid medium circulates by gravity and/or temperature difference.

Lamp with LED array and thermal coupling medium

A lamp with an LED array is disclosed. The centralized nature of the LEDs allows the LEDs to be configured in a filament-like way using a supporting power structure, near the central portion of the optical envelope of the lamp. In example embodiments, the LEDs are cooled by a fluid medium to enable the LEDs to maintain appropriate mechanical stability and operating temperature. In some embodiments, the lamp operates at a power of at least 5 watts. Since the LED array can be centralized to form a filament-like structure, the light pattern from the lamp is not adversely affected by the presence of a heat sink or mechanical supporting parts. In some embodiments, phosphor is used provide wavelength conversion. The phosphor can be suspended within the optically transmissive fluid medium, placed remotely in the lamp structure, or applied to un-encapsulated LED die.

LED lamp with LED board heat sink

A LED lamp includes an optically transmissive enclosure and a base connected to the enclosure. LEDs are mounted on a substrate for emitting light when energized though an electrical path from the base. The substrate and the LEDs are mounted outside of the enclosure for transmitting light from the plurality of LEDs into the enclosure.

Gas cooled LED lamp

In one embodiment, a lamp comprises an optically transmissive enclosure. An LED array is disposed in the optically transmissive enclosure operable to emit light when energized through an electrical connection. A gas is contained in the enclosure to provide thermal coupling to the LED array. The gas may include oxygen.

High efficiency LED lighting system with thermal diffusion

An apparatus including an LED lighting system for use within AC current and comprising a multi-phase circuit design providing an improved power delivery means which allows one half of the LEDs in the system to be lit during any given one half of the alternating current cycle and the other half to be lit during the other half of the current cycle. Further, a heat sink module comprising heat sink fins mates with custom LED footprints such that the module is mated to the footprints on at least ⅓ of its total surface area. Finally, the LED lighting apparatus and system comprises a faceplate comprising a beveled aperture through said faceplate directly above each LED, and wherein said bevel angle is at least zero and no more than 120 degrees.

Reflector device and lighting device comprising such a reflector device

A reflector device comprising a reflector ( 106 ), having an inner surface ( 120, 122 ), and at least one solid state light emitting element ( 114 ). The inner surface of the reflector comprises first and second surface portions ( 120, 122 ), which are flat and which extend in planes intersecting at an angle. The at least one solid state light emitting element ( 114 ) is mounted at at least one of said first and second surface portions ( 120,122 ) such that a major part of the light emitted from said at least one solid state light emitting element ( 114 ) illuminates the other one of said first and second surface portions ( 120,122 ).

Self-ballasted lamp and lighting equipment having a support portion in contact with an inner circumference of a base body

A self-ballasted lamp includes: a base body; a light-emitting module and a globe which are provided at one end side of the base body; a cap provided at the other end side of the base body; and a lighting circuit housed between the base body and the cap. The light-emitting module has light-emitting portions each using a semiconductor light-emitting element, and a support portion projected at one end side of the base body, and the light-emitting portions are disposed at least on a circumferential surface of the support portion. A light-transmissive member is interposed between the light-emitting module and an inner face of the globe.

LED light bulb and LED light-emitting strip being capable of emitting 4TT light

The present invention discloses a LED light bulb, comprising: a LED light bulb shell; a core column with an exhaust tube and a bracket; at least one LED light emitting strip with LED chips therein emitting 4π light; a driver; and an electrical connector, wherein the LED light bulb shell is vacuum sealed with the core column so as to form a vacuum sealed chamber, which is filled with a gas having a low coefficient of viscosity and a high coefficient of thermal conductivity, the bracket and the LED light emitting strips fixed on the bracket are housed in the vacuum sealed chamber, the LED light emitting strip is in turn electrically connected to the driver, the electrical connector, while the electrical connector is used to be electrically connected to an external power supply, so as to light the LED light emitting strips. In addition, the present invention also provides the LED light emitting strips with LED chips emitting 4π light, as used in the LED light bulb.

Bendable luminous modules and method for producing bendable luminous modules

A light module ( 1; 14 ), comprising a carrier ( 8, 10 ) for mounting at least one semiconductor source ( 5 ), in particular a light emitting diode, wherein: the carrier ( 8, 10 ) has a flexible printed circuit board ( 10 ), the flexible printed circuit board ( 10 ) is bonded face-to face to at least one base plate, ( 8 ) and the carrier ( 8, 10 ) can be bent along at least one predetermined bending line ( 3; 3 a - 3 e ), the base plate ( 8 ) can be bent along the at least one bending line, ( 3; 3 a - 3 e ), the base plate ( 8 ) has at least one cutout ( 9 ) along the bending line ( 3; 3 a - 3 e ) and the flexible printed circuit board ( 10 ) has at least one strip ( 11; 15 ) which crosses at least one of the cutouts ( 9 ).

Liquid-cooled LED lamp

A liquid-cooled LED light, including a lamp head, a lamp core, and a lamp shell. The lamp shell covers the periphery of the lamp core. The cavity of the lamp shell is filled with silicone oil for radiating heat. One end of the lamp core is immersed in the silicone oil; at the other end of the lamp core, the lamp shell is connected hermetically to the lamp head.

LED light source

An LED light source includes a plurality of longitudinal extrusions arranged in an array, the extrusions having an upper and lower end, an interior longitudinal slot, and outside longitudinal grooves. A printed circuit board is fitted and supported within the extrusion slots and has wiring. A plurality of LEDs is connected in series to the wiring, spacedly mounted along the board. High frequency electronic driver means is connected in series to the LEDs on the printed circuit boards and adapted to be further connected to a DC power source. A power supply for connection to and converting available AC to DC, is connected to the driver means. Lenses have ends fitted within the extrusion grooves, the lenses spaced from and covering the printed circuit boards and LEDs thereon. Upper and lower end caps are affixed to the upper and lower ends of the extrusions, respectively, and hold the printed circuit boards and lenses in place. A means is provided for connecting the light source to an external fixture. The driver means and power supply may be positioned within the extrusion array. Water and dirt resistant seals may be placed on the upper and lower end caps, a plug holding the upper seal in place and a disc positioned beneath the lower seal for preventing damage to same.

Lighting assembly having n-fold rotational symmetry

A lighting assembly includes an LED light source assembly and a unitary light-transmissive solid reflector optical element. The reflector optical element has a light output surface and n light-transmissive solid optical sub-elements having n-fold rotationally symmetrical about a central axis. Boundaries between adjacent optical sub-elements extend radially outward from the central axis. Each optical sub-element has a reflective surface positioned opposite the light output surface on the optical sub-element and shaped to create an internal reflection effect. The LED light source assembly has an LED light source for each optical sub-element. The LED light sources are positioned along an outline near the light output surface to direct light from each LED light source towards the reflective surface of the respective optical sub-element such that the light is reflected by the reflective surface to form an output light that exits the reflector optical element through the light output surface.

LED lamp

An LED lamp includes a light source, a lamp holder and a lamp body. The lamp body is connected between the light source and the lamp holder. The lamp body comprises a hollow main body, a plurality of fins, a cup, a tube and a plurality of ridges. The hollow main body is connected to the lamp holder. The fins are connected between the hollow main body and the cup. A plurality of channels are defined between the fins. A hole is defined in the cup, and the tube is connected to the hole of the cup. The ridges are formed on the cup and around the tube. The light source is formed on the ridges. The light source comprises a plurality of LED elements and a plurality of circuit printed boards.

Control of lumen loss in a liquid-filled LED bulb

A liquid-filled light emitting diode (LED) bulb including a base, a shell connected to the base forming an enclosed volume, a thermally conductive liquid held within the enclosed volume, a support structure connected to the base, and several LEDs attached to the support structure. The thermally conductive liquid has an oxygen content of at least 5 cubic centimeters of oxygen per liter of the thermally conductive fluid.

LED electric bulb and the manufacturing thereof

The invention relates to a LED electric bulb ( 1 ) and a method of producing a LED electric bulb. The LED electric bulb ( 1 ) comprises a glass bulb ( 2 ), a cap ( 6 ) and a light generating module ( 17 ). The light generating module ( 17 ) is at least partly received inside the glass bulb ( 2 ) and is arranged in electrical contact with the cap ( 6 ). The light generating module ( 17 ) comprises a driver PCB ( 3 ) and a flexible, double folded strip ( 4 ) forming two opposite legs ( 14 ) comprising a plurality of LED's ( 5 ). The flexible, double folded strip ( 4 ) is arranged to conform to and closely contact at least a portion of the interior surface ( 15 ) of the glass bulb ( 2 ). The invention also relates to a semi-finished LED electric bulb and the use thereof for the production of a LED electric bulb.

Lighting fixture having enhanced light distribution performance

An LED lighting fixture with a heat sink, LED arrays on angled facets, a reflector dish, and a diffuser lens are disclosed. The LED arrays are mounted at an angle on sloped facets, and the reflector intercepts a portion of light from the LED arrays, and redirects the intercepted light downward, resulting in a focused and collumnated light beam. Very little light is allowed to be projected upward above the light fixture, and less light is dispersed to the side.

Methods and apparatus for providing modular functionality in a lighting assembly

A lighting assembly includes a base assembly configured to fit into a conventional light bulb socket. A separate bulb assembly is configured to interface with the base assembly, making the bulb and base assemblies selectively separable from one another. In some instances, a module configured to be connected to the base assembly provides a convenient means for adding or supplementing functionality to the lighting assembly. At least in some cases, the module is configured to take the place of the bulb assembly on the base assembly, and is configured to provide a separate interface to which the bulb assembly is coupled, such that the module is disposed intermediate the base assembly and the bulb assembly. In some instances, functionality associated with a lighting element of the lighting assembly is included in the base assembly or the bulb assembly.

Flexible light emitting semiconductor device having a three dimensional structure

Provided is an article comprising a flexible circuit comprising a polymeric dielectric layer having first and second major surfaces, one or both of the first and second major surfaces having a conductive layer thereon, wherein at least one conductive layer comprises an electrical circuit configured to power one or more light emitting semi-conductor devices located on the flexible circuit, wherein the flexible circuit is shaped to form a three dimensional structure.

Light unit with light output pattern synthesized from multiple light sources

The present disclosure provides an LED based light unit that produces an output lighting pattern that meets desired lighting characteristics using a reduced number of LED elements. The present disclosure provides a number of point sources that are directed into a desired direction such that, when combined with other point sources, a synthesized light output is provided that minimizes the LED headcount.

LED light bulb with structural support

A light emitting diode (LED) light bulb includes a base and at least one support structure coupled to the base. The support structure is formed into a shape that defines contours for a luminous surface and an open volume. The LED light bulb includes least one LED assembly comprising two or more electrically connected LEDs. The LED assembly is attached to and in physical contact with the support structure along a length of the support structure to form the luminous surface. The support structure has openings between neighboring segments of the LED assembly.