ПОЛУПРОВОДНИКОВОЕ УСТРОЙСТВО С ОХЛАЖДЕНИЕМ

Изобретение относится к охлаждению полупроводниковых устройств, в частности мощных светодиодов. Достигаемый технический результат - возможность охлаждения светодиодов без использования теплостоков, располагаемых обычно с тыльной стороны печатной платы, и без необходимости применения принудительного воздушного охлаждения. Полупроводниковое устройство, в частности светодиодное осветительное устройство, содержит подложку (2), множество светодиодов (4), расположенных на лицевой стороне подложки. В подложке выполнено множество проемов (9), в которых расположены теплопроводящие элементы в виде трубчатых элементов или трубок (1). Теплопроводящие элементы в виде площадок (10) расположены между светодиодами и трубками. Каждая трубка образует открытый проход без препятствий сквозь проемы между лицевой стороной и тыльной стороной подложки. Тепло, выделяющееся в светодиодах, кондуктивно передается трубкам, откуда оно рассеивается путем конвекции. 12 з.п. ф-лы, 3 ил.

МЕДИЦИНСКОЕ СВЕТОИЗЛУЧАЮЩЕЕ УСТРОЙСТВО

... 1. Медицинское светоизлучающее устройство, носимое на теле оператора, для направления света на заданный участок лечения, содержащее:осветительную светодиодную (СД) секцию, состоящую из СД элемента;держатель для размещения осветительной СД секции на теле оператора;секцию батарейного источника питания, выполненную с возможностью подачи питания в осветительную СД секцию;зарядное устройство, содержащее адаптер переменного тока, подсоединенный к коммерческому источнику питания для зарядки секции батарейного источника питания; иремень-держатель батарей для размещения секции батарейного источника питания и зарядного устройства на теле оператора, причем ремень-держатель батарей содержит секцию, электрически подсоединенную к выводу секции батарейного источника питания, и секцию, электрически соединяющую адаптер переменного тока с секцией батарейного источника питания.2. Медицинское светоизлучающее устройство по п. 1, в котором секция батарейного источника питания продолжает подавать питание в осветительную ...

Energiespeicherzelle

Die Erfindung betrifft eine Energiespeicherzelle mit einem in einer Erstreckungsfläche flächig ausgedehnten Zellenkörper (5), einer ersten (1) und einer zweiten (2) Ableitelektrode, wobei der Zellenkörper (5) vier entlang eines Umfanges der Erstreckungsfläche angeordnete Seitenflächen (4) aufweist, von denen jeweils zwei parallel zueinander liegen, dadurch gekennzeichnet, dass die erste (1) und die zweite Ableitelektrode (2) an einer der Seitenflächen (4) symmetrisch in Richtung des Umfangs der Erstreckungsfläche zu einer Mitte (9) der entsprechenden Seitenfläche (4) angeordnet sind und ein Berührungspunkt (7) einer der Mitte (9) zugewandten Kante der Ableitelektroden (1, 2) mit der entsprechenden Seitenfläche (4) mit der besagten Mitte (9) der Seitenfläche einen Winkel um einen Mittelpunkt (10) der Erstreckungsfläche von 10° < < 36° einschließt und/oder dass ein Berührungspunkt (8) einer der Mitte abgewandten Kante der Ableitelektroden (1, 2) mit der entsprechenden Seitenfläche (4) mit ...

Air-cooled arc light - has detachable air blower to suit size of filament

The arc electrodes are positioned in front of a reflector in an upright housing. A flat, rectangular cross section extension on the rear of the lamp housing is fitted with air inlet louvres at the top. A detachable air blower is clipped to the louvres, with the size of the blower chosen to suit the heat dissipation of the particular electrodes used. The inside of the extension is fitted with a dividing wall to form an air duct to the reflector and to protect the electric connectors and switches from overheating. The system is adaptable and requires relatively light components.

LED-Lampe für eine Leuchte und Betriebsverfahren für diese Leuchte

Die Erfindung betrifft eine LED-Lampe zum Einsatz in Leuchten, die eine konstante Lichtleistung oder Strahlungsleistung abgeben sollen, mit mindestens einer Leuchtdiode (2), die aus einer Leistungselektronik (9) eine elektrische Leistung aufnimmt und die auf einem Kühlkörper (3) einer Kühlstruktur montiert ist und an deren Oberfläche eine Verlustleistung als Abwärme abgibt, wobei an der mindestens einen Leuchtdiode (2) über eine Messeinrichtung deren Temperatur (TLED) ermittelt und mit einem Thermosensor (6) an der Oberfläche der Kühlstruktur die von der LED-Lampe (1) in die Umgebung abgegebene thermische Verlustleistung (Ptherm) durch die Leistungselektronik (9) messbar ist und die elektrische Leistungsaufnahme der LED-Lampe (1) anhand der gemessenen thermischen Verlustleistung (Ptherm) mittels der Leistungselektronik (9) regelbar ist. Weiterhin ist ein Verfahren angegeben, das beim Betrieb der Leuchte Energie einspart und deren Lebensdauer verlängert.

Liquid cooled LED light.

A liquid cooled LED lighting device (1, fig 4) has an LED light source 5, a liquid cooling system 3 having a heat receiving jacket 7 and a radiator 18, an LED light source power supply (28, fig 8), a liquid cooling system power supply (30, fig 8) and a control unit, which may be a timer circuit. The control unit controls at least one of the power supplies (28,30, fig 8) and may control the cooling system 3 for a predetermined period of time after supply of the power to the LED light source 5 is stopped, to prevent a temporal increase in the temperature of tubing 22 and circulation pump 20 when the LED light sources 5 are turned off.

ILLUMINATION/ VENTILATION SYSTEM AND TRACK LIGHT FIXTURE

An illumination/ventilation system is described wherein a light tube 24 used to support one or more incandescent lamps forms part of the ventilation system itself. The system includes a blower 26 having a forced air outlet 26a with a first conduit connecting the outlet of the blower to an inlet 24a of the light tube. A second conduit 32 connects to an outlet 24b of the light tube to form a circulating air path through which air is forced by the blower to ventilate the light tube. Preferably, the light tube comprises an elongate base member and an elongate light diffuser for supporting the lamps along the light tube. The light tube also includes an elongate track member having a tongue along its entire length which mates with a groove along the length of the base member to secure the track in the base member. Each of the individual lamps is supported in the elongate track member by an adapter track clip which is press-fitted, rather than twisted, into the track. ...

A lamp

Cooling system for ink curing apparatus

Portable forensic lighting device

VORRICHTUNG ZUM FERNSTEUER- UND PROGRAMMIERBAREN POSITIONIEREN HOHENVERSTELL-, DREH- UND SCHWENKBARER MIT EINER LUFTKUHLUNG VERSEHENER GERATE, INSBESONDERE VON STUDIOSCHEINWERFERN

HEADLIGHT WITH EXHAUST

COLOR CHANGE HEADLIGHT

IRRADIATOR

Modular LED lamp system

The disclosure relates to a light-emitting diode (LED) lamp system and apparatus. In one embodiment, an apparatus includes an LED unit. The apparatus includes a heat dissipation assembly and an LED driver assembly. The LED driver assembly includes an LED driver unit and a driver mounting plate. The LED driver unit is electrically coupled with the LED unit. A casing assembly secures the heat dissipation assembly anterior to the LED driver assembly. The casing assembly includes a first longitudinal section and a second longitudinal section that fit together to secure the heat dissipation assembly anterior to the LED driver assembly.

Modular led lighting apparatus for socket engagement

Modular lighting fixtures that allow convenient installation and removal of LED-based light-generating modules and controller modules. In one example, a modular lighting fixture includes a housing configured to be recessed into or disposed behind an architectural surface such as ceiling, wall, or soffit, in new or existing construction scenarios. The fixture housing includes a socket configured to facilitate one or more of a mechanical, electrical and thermal coupling of the light-generating module to the fixture housing. The ability to easily engage and disengage the LED-based light-generating module with the socket, without removing the fixture housing itself, allows for straightforward replacement of the light-generating module upon failure, or exchange with another module having different light-generating characteristics. Modular lighting controllers for such fixtures also may be easily installed in or removed from the fixture housing via the same access route by which the light-generating ...

Improved portable lighting system

Light emitting diode (LED) based lamp

A light emitting apparatus comprises: an LED-based light source; a spherical, spheroidal, ovoid, egg-shaped, or toroidal diffuser generating a Lambcrtian light intensity distribution output at any point on the diffuser surface responsive to illumination inside the diffuser: and a base including a base connector. The LED based light source, the diffuser, and the base are secured together as a unitary LED lamp installable in a lighting socket by connecting the base connector with the lighting socket. The base is operatively connected with the LED based light source in the unitary LED lamp to electrically power the LED based light source using electrical power received at the base connector.

Light emitting diode (LED) based lamp

Diffuser and related methods

A liquid diffuser includes a base, a liquid reservoir, a spout for resting on the reservoir and having an upper opening, a fan, a polymeric gasket encircling the liquid reservoir, and a cover. The gasket includes a flange extending over a portion of an upper 5 surface of the base that extends laterally beyond the liquid reservoir. The cover is sized and configured to be positioned over and around the liquid reservoir and the spout, and to rest upon the flange of the gasket. Methods of assembling such a liquid diffuser include resting the spout upon the liquid reservoir, and resting the spout upon the flange of the gasket over the base. Method of using such a liquid diffuser include powering a transducer for 10 generating atomized droplets of the liquid, and supplying power to the fan to carry the atomized droplets of the liquid out from the diffuser with forced airflow. 100 WOP 108 168 -134 118 .132 | ...

INCANDESCENT DISPLAY SYSTEM

An incandescent display system suitable for use in displaying video images is disclosed. Incandescent light bulbs are positioned closely to each other in order to achieve a high resolution picture. The system includes a sun screen disposed over the front of the lamps to reduce impairment of the display image due to sunlight reflecting on the display lamps. The lamps are mounted in modules which can be removed from the rear of the display for periodic servicing. The modules include openings to permit cooling air to flow over the surface of the lamps and the display system enclosure is pressurized to create a constant flow of air for this purpose.

COMPUTER CONTROLLED LIGHTING SYSTEM HAVING AUTOMATICALLY VARIABLE POSITION, COLOR, INTENSITY AND BEAM DIVERGENCE

LED GROW LIGHT

An LED light source including a housing having a curved upper wall to resist the intrusion of water into the interior of the light housing and the electronics therein, internal structure defining an air flow path ensuring air flow over the heat sinks coupled to the LED light sources and power supplies, and LED light sources producing broad visible spectrum light having a generally white coloration.

METHOD AND APPARATUS FOR PHOTODYNAMIC IRRADIATION

Apparatus for photodynamic irradiation comprising a housing (10), a lamp (16) mounted in the housing and a reflector (18) surrounding the lamp. A filter unit (40) is mounted in the beam path of the lamp and the reflector, and a light outlet (26) in the housing following the filter unit. A dosage device accurately meters the radiant energy delivered by the apparatus to a patient.

LAMP CARTRIDGE

A lamp cartridge comprising a lamp (7) as a light source, a reflector (2) for condensing light radiated from the lamp (7), a casing (3) covering the lamp (7) and the reflector (2) and supporting the reflector (2), and a fan (4) provided on a side window (10) of the casing (3), which covers the side of the reflector (2), and discharging heat inside the casing (3), wherein a hole (5) including an optical axis of the reflector (2) and having a smaller diameter than that of the reflector (2) is formed on that one of surfaces, which define the casing (3) and through which light beams from the reflector (2) radiate, and outside air is introduced into the casing (3) through the hole (5) to permit the fan (4) to discharge heat generated from the lamp (7) and the reflector (2).

LIGHT FIXTURE APPARATUS WITH AUXILIARY LIGHT LIGHT FIXTURE APPARATUS WITH AUXILIARY LIGHT

A light fixture apparatus includes a support frame (10) mounted to the wall and an auxiliary or examination light source (40) coupled to the support frame (10) and movable from a first stored position to a second deployed position. A first switch (32) in series with the auxiliary light source (40) is opened when the auxiliary light (40) is in the stored position and closed when the auxiliary light (40) is in the deployed position. The light source (40) has three degrees of adjustment. The light source (40) is connected to one end of telescopic members (60) which are pivotally connected at its second end to the support frame (10) to pivot about an axis transverse the telescoping axis. A safety switch (110) is provided adjacent the telescopic members to sense the pivoting.

Als Handgerät ausgeführter Lichtprojektor mit einer Kupplungsvorrichtung zum Anschluss eines flexiblen Lichtleiters

Energy conservation system storing heat from lights for winter - has water loaded heat storage system connected to lighting fitting

The system for illumination, heating and cooling of living rooms has heat storage. Heat from lamps is stored in a water filled storage unit and returned to room via lighting fitting in winter. In summer the heat is removed from room by the storage arrangement. The lighting fitting in the living room has lamps, covering grille, lagging and water jacket. The latter is connected by water pump to water storage. The lighting fitting water jacket provides or removes heat from air flow circuit with filter and channel. The water storage has an air and water heat exchanger and thermal insulation.

PROJECTOR CHANGER OF COLOR

Projector color changer.

LED illuminating lamp convenient to install

Fog-removing structure of headlight

Lighting device comprising at least one light-emitting diode and vehicle headlight

Lamp cooling device and projection display apparatus

Light beam projector with a filter assembly capable of rotating around its axes

Bionic air-cooled minisize radiator with bionic grass carp fish scale microstructure surface

Tri-proof lamp integrating heat dissipation and lamplight rotation

Multi-lamp-head high-efficiency heat dissipation street lamp

LED table lamp having eye protection function and suitable for primary and secondary school students

UV-LED Light source

Crystal projecter and lamp

ILLUMINATION DEVICE AND/OR SIGNALING OF A MOTOR VEHICLE

PROJECTOR OF MOTOR VEHICLE EQUIPPED WITH MEANS OF REFROIDISSEMENTPERFECTIONNES, AND CORRECTOR Of PLATE ASSOCIATES

MODULATE OPTICAL DEVICE Of LIGHTING AND/OR STREET SIGNS Of a MOTOR VEHICLE

Module optique (1 ; 1') de dispositif d'éclairage et/ou de signalisation d'un véhicule automobile, comprenant un support (2), caractérisé en ce que le support supporte une lentille optique (3) et un échangeur thermique (4).

APPARATUS FOR CONTROLLING AN AIR-COOLED APPLIANCE WHICH IS MOVABLE AND SWINGABLE

Light for private and public places, has reservation pot with vertical blades, and light body with vertical blades, where blades are distributed around light periphery to form temperature reduction system at level of closing sheet

Le luminaire est composé d'un pot de réservation (3) encastré dans le sol (2), et d'un corps de luminaire (4) placé de manière amovible à l'intérieur du pot de réservation, le corps de luminaire (4) renfermant une lampe (6) et un réflecteur (7), et l'ensemble étant fermé à sa partie supérieure par une vitre (5). Le pot de réservation (3) comporte, sur sa paroi latérale, des ailettes verticales extérieures (12) et des ailettes verticales intérieures (13), ces dernières dépassant dans l'espace intermédiaire (11) rempli d'air, ménagé entre le pot de réservation (3) et le corps de luminaire (4). Ce corps comporte, sur sa surface latérale (9), des ailettes verticales extérieures (14) qui dépassent dans l'espace (11) en s'intercalant entre les ailettes (13). L'ensemble des ailettes (12, 13, 14) constitue un système de réduction de température, qui peut être complété par un ventilateur (16), et qui permet notamment de limiter la température (T1) au centre de la vitre de fermeture (5).

LAMP OF SOPHISTICATED TABLE

As hand attachment implemented light projector with a clutch device for the connection of a flexible light conductor

HEADLIGHT FOR VENTILATION AND MOTOR VEHICLE EQUIPPED THEREWITH

Phare avec un boîtier (12) montable sur un véhicule (4), le boîtier (12) présentant au moins une ouverture (14) pour l'aération de l'intérieur du boîtier (12), l'ouverture (14) étant en liaison de fonctionnement une conduite d'air (12) solidaire du véhicule qui aboutit dans une zone du véhicule (4) éloignée du boîtier (12). L'ouverture (14) du boîtier (12) et la conduite d'air (18) sont chacune couplées avec un élément de liaison (22, 24), la réalisation de la liaison de fonctionnement entre les éléments de liaison (20, 22) se faisant dans une direction qui correspond au moins essentiellement à la direction de montage (44) du boîtier (12) par rapport au véhicule (4), de sorte que le montage du boîtier (12) sur le véhicule aille de paire avec l'obtention de la liaison de fonctionnement entre les éléments de liaison (20, 22).

System and Method for Intelligent Information Handling System Projector Cooling Down

LIGHT SOURCE DEVICE AND PROJECTOR FOR APPLYING THE SAME

LED COLLIMATION OPTICS MODULE AND LUMINAIRE USING SAME

CURING APPARATUS USING INFRARED RAY-LEDs

A curing apparatus using infrared ray-LEDs of the present invention comprises: a transfer unit which transfers a first type product or a second type product coated with a material for any one of painting, coating and adhesion; an infrared ray-LED irradiator including a plurality of infrared ray-LEDs which are installed on a transfer path of the transfer unit and selectively irradiates infrared rays onto the first and second type products to entirely cure the material coated on the first type product transferred through the transfer unit, or to entirely or partially cure the material coated on the second type product transferred through the transfer unit, and a substrate on which the plurality of infrared ray-LEDs are disposed; a heat radiation unit which radiates heat generated by the infrared ray-LED irradiator; and a controller which controls the transfer unit, the infrared ray-LED irradiator, and the heat radiation unit. The curing apparatus using the infrared ray-LEDs according to the ...

LED LIGHTING DEVICE

The present invention relates to a light emitting diode (LED) lighting device. The LED lighting device includes: a printed circuit board (PCB) including a metal PCB, having open upper and lower portions, having a tubular hollow shape, including a dummy region connecting a plurality of active regions with adjacent regions, and including a plurality of protrusion parts protruding from an inner lateral surface of each dummy region in a length direction; a plurality of LED chips mounted on an outer surface of an active region of the PCB; a base part coupled to an upper portion of the PCB and having at least one through hole communicating with the hollow structure; a power supply unit coupled to the base part such that at least a portion of the power supply unit is positioned in the hollow structure of the PCB, and electrically connected with the PCB to supply power the LED chips; an electric connection unit provided at an upper end of the base part and electrically connected with the power ...

ANORDNING FOR UTSENDNING AV S K KALLT LJUS

Light emitting diode bulb having high heat dissipating efficiency

A light emitting diode (LED) bulb includes a heat sink, a circuit layer having two opposite sides, multiple LEDs mounted on one side and an electrical insulating layer connected between the opposite side and the heat sink. Heat generated by the LEDs is conducted to the heat sink through the circuit layer and the electrical insulting layer and is dissipated quickly. Further, a fan can be mounted on the fins to dissipate heat from the heat sink more quickly. Therefore, the LED bulb has good heat dissipating efficiency.

LED RETROFIT LAMP

An LED retrofit lamp which has one end which is configured to engage a standard light bulb socket, such as an E26 or E39 socket. The other end provides a plurality of LED'sa center section of LED's pointing downward, and a plurality of LED's going around a perimeter of the center section, generally pointing outward. Preferably, the LED retrofit lamp 10 includes circuitry which is configured to take the voltage received from the light bulb socket, and use that voltage to drive the LED's as well as, preferably, a fan which tends to keep the LED retrofit lamp within prescribed temperature tolerances. Preferably, a protective shield, such as a plastic protective shield, covers and protects the LED's. Furthermore, preferably the LED retrofit lamp includes louvers which allow the fan inside to grab air from the outside, and allows the hot air to escape. Preferably, the LED retrofit lamp is generally lightweight.

Reflector and lamp comprised thereof

Embodiments of a lamp that utilizes a reflector and a light source with light-emitting diode (LED) devices to generate an optical intensity distribution substantially similar to that of a conventional incandescent light bulb. These embodiments utilize an operation configuration with parameters that define relationships between components of the lamp to generate the optical intensity distribution. These parameters can, in one example, set out the position of the reflector relative to the light source as well as the ratio between dimensions of the reflector and the light source. In one embodiment, the reflector is in position relative to the light source to form a blocking area proximate the light source that defines a part of the lamp that does not diffuse light.

Methods and apparatus for ceiling mounted systems

Methods and apparatus for ceiling suspended systems according to various aspects of the present invention include a modular platform for supporting and supplying multiple devices. A wire way bar may facilitate connection and support for the devices, such as light sources and other systems.

Light source device for medical endoscope

A light source device for a medical endoscope system comprises a lamp unit including a xenon lamp and a heat sink, with fins, certain ones of which form electrodes, a lamp housing into which the lamp unit is removably which is provided with first power electrodes and discharge electrodes of a static discharge circuit. These first power electrodes and discharge electrodes are biased in a direction of removal of the lamp unit. The first power electrodes are brought into contact with the heat sink electrodes and thrust back by the heat sink when the lamp unit is set in the lamp housing. The discharge electrodes are thrust back away from the discharge circuit by the heat sink on the way of insertion of the lamp unit into the lamp housing and allowed to return to electric coupling to the discharge circuit ground on the way of removal of the lamp unit from the lamp housing. A pivot door may be used and includes pin for blocking door closure if the lamp unit is not properly inserted and also includes ...

Heat exchanger for back to back electronics displays

Exemplary embodiments include an electronic display assembly for back to back electronic image assemblies. A first closed gaseous loop may encircle the first electronic image assembly while a second closed gaseous loop may encircle the second electronic image assembly. A heat exchanger is preferably positioned within the path of the first and second closed gaseous loop along with an open loop of ambient air. A circulating fan(s) may be used to force circulating gas around the closed gaseous loops. An open loop fan may be used to force ambient air through the heat exchanger and through an optional channel behind each electronic image assembly.

DIFFUSER AND RELATED METHODS

A liquid diffuser includes a base, a liquid reservoir, a spout for resting on the reservoir and having an upper opening, a fan, a polymeric gasket encircling the liquid reservoir, and a cover. The gasket includes a flange extending over a portion of an upper surface of the base that extends laterally beyond the liquid reservoir. The cover is sized and configured to be positioned over and around the liquid reservoir and the spout, and to rest upon the flange of the gasket. Methods of assembling such a liquid diffuser include resting the spout upon the liquid reservoir, and resting the spout upon the flange of the gasket over the base. Method of using such a liquid diffuser include powering a transducer for generating atomized droplets of the liquid, and supplying power to the fan to carry the atomized droplets of the liquid out from the diffuser with forced airflow.

Light emitting device modularizing member and lamp unit

A LED is modularized by a light emitting device modularizing member. The light emitting device modularizing member includes heatsink having planar base, a LED mounting plate extending perpendicularly to the base from a portion closer to the end than to the middle portion of the base, and a light emitting device holder provided on each of a first face of the LED mounting plate, which is a face facing the middle portion of the base, and a second face of the LED mounting plate, which is a face opposite to the first face.

Web browser configurable and programmable light bulb

A self cooling light effects device for use in a standard light bulb socket having a socket adaptor, surface embedded LEDs as means to generate light effects, means to control light effects, and means for cooling. Fiber optic cables provide further light effects. Means to control 5 light effects may include a logic board. Means for cooling may be any combination of fans, heat sinks, heat pipes, thermoelectric cooling, a heat conductive filler, and a heat conductive housing.

LED ILLUMINATING DEVICE AND LIGHT ENGINE THEREOF

An LED illuminating device includes an optical section, an electrical section, and a heat dissipation section. The heat dissipation section is provided with a heat sink and at least one heat pipe therein. The heat sink includes a metal tube, a plurality of metal fins extending radially and outwardly from the metal tube, and a heat-absorbing plate attached to a bottom of the metal tube. A chamber is axially recessed from a top of the metal tube to the heat-absorbing plate. The heat pipe includes an evaporating section and a condensing section. The evaporating section of the heat pipe is attached to an inner surface of the heat-absorbing plate. The condensing section of the heat pipe is attached to an inner circumferential surface of the metal tube. The light source is attached to an outer surface of the heat-absorbing plate.

Thermal module system for LED headlamp module

A thermal module system for LED headlamp module includes a LED module, heat produced by which is transmitted via a heat conductive element to a heat sink module and dissipated. The heat sink module is arranged in an air passage in a car, such as behind a front bumper, at an inner side of the front fender of said car, or in front of the radiator. Heat insulating material is provided around the LED module to prevent high temperature of an engine compartment from being transmitted to the LED module. The air passage has vents provided on the front bumper and the front fender of said car, so that the heat sink module has enhanced thermal performance due to natural or forced air convection. A fan or water sprayer may be provided near the heat sink module to improve the thermal performance. Therefore, the LED module may work at a lowered ambient air temperature to have a prolonged lifetime.

LED LAMP WITH A FAN AND MANUFACTURING METHOD THEREOF

The present invention relates to a LED lamp with a fan and manufacturing method thereof. A lamp body of the LED lamp has an upper lamp body and a lower lamp body connected together; an external wall of a facet of a prism of the upper lamp body is covered with a LED aluminum substrate connected to a LED PCB, a capacitor is soldered at the center of the bottom of the PCB, a LED driving circuit and a fan both are received in a cavity of a lamp holder; air flows into the LED lamp from an air inlet of the lower lamp body and a window of the lamp holder, then passes through an air outlet, a penetrating hole and an air flow channel, and finally an air outlet flue opened in a lamp cover and matching the penetrating hole dissipates heat away from the LED lamp.

Supеr сооlеr fоr а hеаt prоduсing dеviсе

А supеr сооlеr dеviсе inсluding а thеrmо еlесtriс сооlеr оn а digitаl miсrо mirrоr dеviсе.

Lighting apparatus

The present application provides a lighting apparatus, including a lighting apparatus body and a control circuit built in the lighting apparatus body, where the lighting apparatus body includes a plurality of LED lamps; the control circuit includes a motor drive sub-circuit and an LED drive sub-circuit, and the LED drive sub-circuit is connected to the LED lamps, and configured to provide an LED drive signal for the LED lamps; and the motor drive sub-circuit is configured to be connected to a load motor outside the lighting apparatus body, so as to provide a motor drive signal for the load motor.

СВЕТОДИОДНЫЙ ПРОЖЕКТОР

Изобретение относится к светотехническому оборудованию и может быть использовано для архитектурной подсветки зданий, спортивных площадок, театральных и концертных залов, городских площадей, аэропортов, железнодорожных объектов. Техническим результатом является улучшение теплового режима работы источников излучения, технологичность конструкции и взаимозаменяемость светодиодных модулей, простота сборки прожектора любой конфигурации и его обслуживания. Светодиодный прожектор содержит светодиоды, каждый из которых установлен с возможностью теплового контакта с торцевой поверхностью одного из регулярно размещенных и одинаково направленных в пространстве теплопроводных стержней, развитая боковая поверхность которых образует открытые воздуховодные каналы. Оптическая система выполнена в виде рефлекторов, линз или снабжена световодом, выполненным в цилиндрическом радиаторе и установленным так, чтобы его оптическая ось совпадала с оптической осью светодиода. 8 з.п. ф-лы, 7 ил.

УСТРОЙСТВО ВЕНТИЛЯЦИИ И ОХЛАЖДЕНИЯ ДЛЯ СИСТЕМ ПОЛУЧЕНИЯ ИЗОБРАЖЕНИЙ

... 1. Устройство (300) вентиляции и охлаждения в системе (100) получения изображений для поддержания оптимальной внутренней температуры в блоке (200) источника света, в частности, источника (524) света и электронной схемы (800), для улучшения эксплуатационных характеристик и срока службы источника (524) света и электронной схемы (800), причем система (100) получения изображений содержит: ! блок (200) источника света, модуль (120) отображения и записи; видеоразъем (126); блок (150) камеры, разъем (180) камеры; волоконно-оптический кабель (170); и эндоскоп (190); причем блок (200) источника света, содержит сборочный узел (520) источника света, включающий в себя источник (524) света, отражатель (522) и патрон (526) лампы; сборку (500) радиатора, соединенную со сборочным узлом (520) источника света для рассеяния образующегося тепла, модуль (240) источника питания; электронный сборочный узел (800), включающий в себя схему (810) таймера; индикаторный модуль (214); средство (570) управления освещением ...

СПОСОБЫ И УСТРОЙСТВА ДЛЯ ОБЕСПЕЧЕНИЯ ПРОЖЕКТОРНОГО ОСВЕЩЕНИЯ НА ОСНОВЕ СВЕТОИЗЛУЧАЮЩИХ ДИОДОВ В ПРИЛОЖЕНИЯХ ДЛЯ ОСВЕЩЕНИЯ СЦЕНЫ

... 1. Модульный осветительный прибор для обеспечения театрального освещения, причем осветительный прибор содержит: ! корпус, по существу, цилиндрической формы, причем корпус включает в себя, по меньшей мере, одно первое отверстие для обеспечения пути воздуха через осветительный прибор; ! осветительная сборка на основе СИДов, расположенная в корпусе, причем осветительная сборка на основе СИДов содержит: ! модуль СИДов, включающий в себя множество источников света на СИДах, имеющих разные цвета и/или разные цветовые температуры и расположенных на печатной плате; ! по меньшей мере, одну первую схему управления для управления множеством источников света на СИДах; и ! по меньшей мере, один вентилятор для обеспечения потока охлаждающего воздуха вдоль пути воздуха через осветительный прибор; ! концевой блок, соединенный съемно с корпусом, причем концевой блок включает в себя, по меньшей мере, одно второе отверстие для обеспечения пути воздуха через осветительный прибор; и ! по меньшей мере, одну ...

СВЕТОДИОДНЫЙ ПРОЖЕКТОР

... 1. Светодиодный прожектор, содержащий источники излучения в виде светодиодов, оптическую систему, размещенную перед светодиодами, средство рассеяния тепловой энергии, имеющее развитую поверхность, отличающийся тем, что каждый из светодиодов установлен с возможностью теплового контакта с торцевой поверхностью одного из регулярно расположенных в пространстве и одинаково направленных электрически изолированных теплопроводных стержней, развитая боковая поверхность которых образует открытые воздуховодные каналы.2. Светодиодный прожектор по п. 1, отличающийся тем, что корпус светодиода размещен непосредственно на торцевой поверхности теплопроводного стержня.3. Светодиодный прожектор по п. 1, отличающийся тем, что светодиоды размещены на общей плате с регулярностью, совпадающей с регулярностью размещения в пространстве теплопроводных стержней.4. Светодиодный прожектор по п. 2 или 3, отличающийся тем, что содержит четыре электрически не связанных между собой теплопроводных стержня.5. Светодиодный ...

Gehäuse mit Beleuchtungsvorrichtung und Rückbeleuchtungseinheit für eine LCD Anzeige, die dieses Gehäuse enthält

LED-Lampe

Beleuchtungseinheit und Energieversorgungseinheit zur Versorgung der Beleuchtungseinheit mit elektrischer Energie

Die Erfindung betrifft eine Beleuchtungseinheit (10), die zwei hintereinander in einem Kanal (14) angeordnete Lichtquellen (16, 18) umfasst. An den beiden Enden (26, 28) des Kanals (14) ist jeweils eine Kühleinheit (30, 32) vorgesehen. Ferner betrifft die Erfindung eine Energieversorgungseinheit (50) zur Versorgung der Beleuchtungseinheit (10) mit elektrischer Energie. Die Energieversorgungseinheit (50) umfasst zwei in einem Kanal (54) angeordnete Energiequellen (56, 58). An den beiden Enden (60, 62) des Kanals (54) sind jeweils Kühleinheiten (64, 66) angeordnet.

Profiled or zoom floodlight for stage, film or studio use

A profiled or zoom floodlight for stage, film or studio use has the radiation emitted from the lamp divided at a dichroic interference filter (cold light mirror) into a visible and an invisible component. The lamp is found outside the axis (63) of the emerging light. The cold light mirror (54) stands at an angle to the main axis of the radiation path and thereby deflects the visible component. The deflection mirror is plane and also curved. Around the lamp are located main mirrors(52) and counter- mirrors (53). The main mirror consists of several concentric segments of different radius as does the counter-mirror.

Scheinwerfer für ein Kraftfahrzeug

Scheinwerfer (1), mit einer Leuchtdiodenanordnung (2) mit Wärmeleitmitteln, wobei das Wärmeleitmittel mit Luftleitmitteln ausgestattet ist, die dazu geeignet sind, den abgehenden Luftstrom (5) in eine Richtung parallel zu der bevorzugten Abstrahlrichtung (18) des abgegebenen Lichtes zu lenken, ein Scheinwerfer, bei dem ein Wärmetauscher (63) vorgesehen ist, der dazu geeignet ist, dem Luftstrom (59) wahlweise Wärme zuzuführen oder zu entziehen, wobei der Luftstrom (59) mit der Scheinwerferabschlussscheibe (50) in Kontakt treten kann, und ein Scheinwerfer (70), umfassend ein Gehäuse (71) zur Aufnahme zweier Leuchtdiodenanordnungen (72, 77), wobei jeder Leuchtdiodenanordnung jeweils ein Kühlkörper (73, 78) zugeordnet ist, wobei ein Lüfter (79) zur Erzeugung eines Luftstroms zur Kühlung der Kühlkörper (73, 78) vorgesehen ist, wobei mindestens eine Umlenkschaufel (74) mit mindestens zwei Abschnitten (75, 76) vorgesehen ist, wobei der erste Abschnitt (75) dazu geeignet ist, einen Teil des Luftstroms ...

Leuchte mit einem Leuchtgehäuse in Form eines Hohlprofils

MEHRSEITIGE THERMOMANAGEMENTVORRICHTUNG FÜR EINE ELEKTRONISCHE EINRICHTUNG

Eine LED-Vorrichtung umfasst ein mehrseitiges Wärmeverteilungselement mit einer mehrseitigen Längswand, mindestens teilweise einschließend einen Innenraum, wobei eine Vielzahl von LEDs an der Außenfläche des Wärmeverteilungselements montiert sind, und einen Strömungsraum für ein Kühlmedium in dem Innenraum. Das röhrenförmige Wärmeverteilungselement weist mindestens eine Schicht eines thermisch leitfähigen Metalls auf, das aus einer flachen Form in die mehrseitige Form biegbar ist. Die mehrseitige Form kann röhrenförmig mit einer sanft gewölbten oder mehrere Facetten umfassenden mehreckigen Wand sein. Die Wand der LED-Vorrichtung kann Zweiphasenkühlelemente wie Dampfkammern beinhalten, um die LEDs auf einer konstanten Temperatur zu halten, und kann eine temperaturgeregelte Gebläseeinheit umfassen, um die LED-Temperatur zu regeln und auch die Wellenlänge und Frequenz des von den LEDs emittierten Lichts zu regeln. Auch ein Verfahren zum Herstellen der LED-Vorrichtung wird offenbart.

A lamp

Lamp unit

A lamp unit 1 comprising a first module 2 housing arc lamp bulb 18 and a second module 3 housing optical components 4-16, including a cross-fade colour system 9-11. The first and second modules may be thermally isolated by airflow provided by a fan (100, Figure 1B). The cross-fade colour system has at least two colour filter plates (75, Figure 9B) which may be moved independently in planes across the light beam path, the planes of movement of separate filter plates being angled to each other. The optical components 4-16 may be resiliently mounted. A copper magnetic ballast (92, Figure 11) forms the main structural base of the lamp.

ILLUMINATION/VENTILATION SYSTEM AND TRACK LIGHT FIXTURE

THE COOLING OF ILLUMINATED DISPLAY EQUIPMENT FOR FOOD, CONFECTIONERY OR THE LIKE

Portable forensic lighting device

ILLUMINATION/VENTILATION SYSTEM

A retrofit light emitting diode lamp

Lamp unit

METHOD OF ILLUMINATING AN OBJECT AND A DEVICE FOR CARRYING OUT THE METHOD

... 1441403 Lamps MEDICAL PRODUCTS OCTAGON AB 27 Sept 1973 [29 Sept 1972] 45232/73 Heading F4R A lamp comprising a radiant heat emitting light source 2 disposed in an envelope 3 and a reflector 1 which co-operates with the source is provided with a heat-absorbing screen 4 opaque to visible light which shields the object to be illuminated from direct radiation emitted by both the source and its envelope. The screen 4 which may be made of copper, aluminium or stainless steel, is preferably blackened on its surface remote from the reflector 1 and provided with a light-reflecting coating on its side facing the reflector. The screen is cooled by means of a flow of air or liquid or by contact with a metallic body. The reflector 1, which may be of the cold light type, directs the light through an opening 6 in a shutter 5, from whence it may pass through an aperture at the vertex of a larger reflector (C2, Fig. 2, not shown) to impinge upon a convex spherical cold-light mirror (B). This mirror reflects ...

Lighting device

ILLUMINATION AND VENTILATION DEVICES

... 1509259 Lighting and ventilating fittings O RASMUSSEN 31 Oct 1975 45546/75 Headings F4R and F4V A combined lighting and ventilating arrangement for a ceiling comprises two or more elongate reflectors 11A defining a longitudinal passage 20 communicating with the room via an air gap 19 for the forced flow of air therethrough. As shown, a pivoted vane 18 may be adjusted according to whether air flow is into or out of the duct 20. At the rear of each reflector a duct 15 carries a choke coil 16 and the air duct 20 is closed by a cover 21 carrying inlet or exhaust connections. The reflector margins are profiled for interconnection and to support a false ceiling 28. End plates (24) (Fig. 2, not shown) close groups of reflectors and air ducts.

LIGHTING DEVICE WITH AUXILIARY LIGHT

PORTABLE SOURCE OF LIGHT

LIGHTING UNIT WITH GLOW LAMPS, IN PARTICULAR FOR HEADLIGHTS

LIGHTING DEVICE FOR VEHICLES

VEHICLE LAMP

LIGHT SOURCE FOR USE IN HAZARDOUS ATMOSPHERES

LED streetlamp

An LED streetlamp according to the present invention comprises: a frame; a main PCB installed inside the frame to be elongated in the longitudinal direction of the frame, a connector being mounted on one side of the main PCB; and a plurality of LED bars, one end of each LED bar being coupled to the frame so as to receive power from the main PCB and to emit light, the LED bars being installed to be symmetric about the frame and being installed at a predetermined interval in the longitudinal direction of the frame.

Lamp

A lamp includes a housing, a heat sink, a light emitter, a fan and a blocking ring. The housing includes first and second shells, with the first shell forming a light-transparent portion and a first engaging portion. An air outlet portion is formed in a wall of the first shell, with the second shell forming a second engaging portion and a base. An air inlet portion is formed in a wall of the second shell. The heat sink includes a base plate and a plurality of fins defining a compartment. Each of the fins has first and second ends. The light emitter is electrically connected to the base. The blocking ring is mounted inside the housing. The blocking ring has two sides forming first and second flanges. The blocking ring further includes a side forming a protrusion ring and partially covering an outer periphery of the heat sink.

Heat managing device

It is presented a heat managing device for a light source ( 100 ) which combines heat managing by means of a heat sink, heat pipes and forced convection, thereby achieving efficient cooling of high power lighting applications. The heat managing device comprises a heat spreading element ( 104 ) having an upper side arranged for thermally connecting to at least one light source ( 106 ). The light emitted from the light source is controlled by secondary optics ( 103 ). The heat managing device comprises a heat sink which is thermally connected to the heat spreader, and to a first set of heat pipes which is thermally connected to the heat spreader. At least a portion of the heat sink is arranged to encompass the secondary optics. The heat pipes are embedded in the heat sink. Further, a fan for providing forced air convection at the heat sink is comprised in the device. A corresponding lighting device is also presented.

System and method for reducing lamp restrike time

Systems and methods for reducing lamp restrike time are provided. In a lighting apparatus having a housing, a reflector, and a lamp positioned so that at least a portion of the outer jacket of the lamp is within the reflector, a circulating device is operated when the lamp is off and a temperature inside the housing is above a predefined temperature. The circulating device circulates air around the outer jacket of the lamp to cool the lamp so the restrike time is reduced without the need for a starting device with a starting voltage high enough to restart the lamp when the lamp is hot.

Lamp

A fan comprises a housing, a fan, a heat sink, and a light emitting element. The housing has a compartment and forms an opening. The fan is mounted inside the compartment of the housing and has a frame and an impeller mounted inside the frame. A first air-guiding channel is formed between a peripheral surface of the frame and an inner peripheral surface of the housing. The heat sink is coupled to the fan and has a first surface and a second surface, with the first surface facing the impeller. Also, a second air-guiding channel is formed between an outer periphery of the heat sink and an inner surface of the frame. The light-emitting element is disposed on the second surface of the heat sink. In such arrangement, used components and structural complexity of the lamp can be significantly reduced so as to be convenient in assemblage.

Led lamp

LED lamp structures and lighting fixtures are provided, particularly “down” or recessed lighting fixtures, street lamp fixtures, “work-lights” and automobile headlights. A fan and a heat sink are provided with each lamp and the LED array is attached directly to the heat sink. The fans used preferably are computer cooling fans which are particularly small, efficient and inexpensive. The fans preferably force air through the fins sideways. The fans in some embodiments are recessed among the fins of the heat-sink so as to conserve space and obtain direct flow of air through the fins. The low-volume exhaust from the fans is released directly into the air space or housing in which the lamps are mounted without the need for special ducting, thus taking advantages of the naturally-occurring crevices and opening for all or part of air escape openings.

Efficient illumination system for legacy street lighting systems

An LED lamp for outdoor and large space lighting, particularly for streets, warehouses car parks and the like, is adapted for fitting into legacy light fittings designed for sodium bulbs and the like. The LED lamp comprises a plurality of light emitting diodes arranged over a surface of the lamp, is rotatably connected through a rotatable electrical connection to a screw-in adaptor for insertion into a legacy screw-in socket, such that the screw in adaptor is rotatable independently of the lamp, so that the legacy screw in socket can be used even though the light fitting is too small to allow rotation of the LED lamp. Additional embodiments provide for cooling airflow through the light fitting, for temperature control of the LEDs, and for failure protection, to ensure a longest possible lamp lifetime.

Light source device and image display apparatus

A light source device 100 includes: multiple semiconductor laser light sources 101 ; a base plate 102 having thereon an installation area on which the multiple semiconductor laser light sources 101 are installed and which is divided into multiple areas, thus dividing the multiple semiconductor laser light sources 101 on the installation area into the multiple groups such that each of the groups includes one of the multiple semiconductor laser light sources 101 or at least two of the semiconductor laser light sources 101 that are electrically connected in series; and a current control section 109 configured to conduct temperature control of the semiconductor laser light sources 101 by independently controlling a value of current flowing in each of the groups of the multiple semiconductor laser light sources 101 on the installation area.

Lamp with Ferrule and Lighting Apparatus Using the Same

A lamp with ferrule 10 includes a substrate 12 in which a solid light-emitting device 11 is implemented on one surface side thereof; a thermal radiation member 14 which is fixed to the other surface side of the substrate 12 by a fluid fixing member 13 having thermal conductivity; a light-emitting portion 15 constituted by the substrate 12 and the thermal radiation member 14 ; a thermally conductive support member 17 which constitutes a three-dimensional light source body 16 using a plurality of light-emitting portions 15 ; a thermally conductive main body 18 which is provided with the support member 17 so as to project the three-dimensional light source body 16 to the one end portion side; and a ferrule member 19 that is provided on the other end portion side of the main body 18.

Lighting System

A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated.

Diffuser Assembly for LED Lighting Fixture

In an embodiment, a diffuser assembly for a multiple-LED lighting lamp is provided. The diffuser assembly is configured to be attached to multiple-LED lighting lamp with a center cavity and an integral fan that draws air from the lighting lamp to cool the LEDs. The diffuser assembly may comprise a diffuser plate and a diffuser bushing. The diffuser plate may be generally circular in shape and may include a diffuser portion and a circular hole located in the center of the diffuser portion. The diffuser bushing may be configured to be inserted through the circular hole and into the center cavity of the multiple-LED lighting lamp.

Cooling for led illumination device

An LED illumination device comprising a lens assembly, a circuit board having at least one LED and a housing to retain said circuit board and said lens assembly, and wherein said circuit board comprises a plurality of pores adjacent said at least one LED to facilitate airflow over a large surface area of said circuit board in the vicinity of said at least one LED.

Semi-indirect aisle lighting fixture

A modular lighting fixture assembly. Multiple light pods can be removably mounted on both lateral sides of a mechanical thermal element, such as an elongated heat sink. The pods can be easily removed for cleaning, maintenance, and transport, for example. A light strip including multiple LEDs can be mounted to a surface of the heat sink on both sides. Each pod has a portion cutaway such that when the pods are mounted to the heat sink, the cutaway portions align with the light strips. Thus, when mounted, the light strip can be adjacent to or protrude into an interior cavity of the pod. The interior surfaces of the pods are shaped to redirect light in a particular output profile. The assembly may be mounted to a ceiling and used as an overhead fixture designed to efficiently light an aisle in a retail space or a storage facility, for example.

Led lighting apparatus

The present invention relates to a LED lighting apparatus, comprising a quadrilateral-shaped casing with side walls inclined; a LED lighting module array disposed inside the casing and composed of a plurality of LED lighting modules lined up to emit light; a converter formed on a portion of the outside of the casing supplying power to the LED lighting modules; and a multi-bending reflection minor reflecting light emitted from the LED lighting modules, wherein the LED lighting module array comprises a LED module base combined with a portion of the upper inside surface of the casing; a plurality of LED module brackets connected to a lower portion of the LED module base; a plurality of metal PCB boards combined with a lower portion of each LED module bracket; a plurality of LED chips mounted on the metal PCB boards; and a plurality of lenses concentrating rays of light emitting from the LED chips into focus. Further, the lenses of the LED lighting apparatus according to the present invention have either a plurality of curved surfaces or various curvatures.

Changing led light output distribution through coating configuration

The present disclosure provides a lighting instrument. The lighting instrument includes a recessed light fixture, for example a troffer light or a batten light. The light fixture includes a plurality of light-emitting diode (LED) devices located on a board. The light fixture also includes a diffuser cap located on the board and housing the LED devices therein. The diffuser cap includes a plurality of coating regions. Each coating region is coated by a film containing white particles. The white particles can reflect and diffuse light emitted by the LED devices. The film in each coating region has a different white particle concentration level than other coating regions.

Heat dissipation structure for led lighting

A heat dissipation structure for LED lighting includes a light seat, a support body, a cap body and a lens. A heat sink and a fan are assembled on the support body and disposed in the opening of the light seat. The cap body has a first open end and a second open end. At least one air outlet is formed on the cap body in adjacency to the first open end. At least one air inlet is formed on the cap body at the second open end. The fan serves to forcedly drive airflow from the air inlet into the light seat and then drive the airflow to multiple radiating fins of the heat sink so as to directly carry the heat from the radiating fins to outer side through the air outlet. Accordingly, the heat dissipation effect is enhanced and the noise is reduced.

Illumination apparatus and a method of assembling the illumination apparatus

The invention provides an illumination apparatus ( 10 ) and a method of assembling the illumination apparatus. The illumination apparatus comprises a light source ( 101 ) having a plurality of LED arrays, wherein at least two of the plurality of LED arrays have different lumen degradations as a function of junction temperature of the respective LED arrays; and a heat dissipation unit ( 102 ) configured to be capable of dissipating heat generated by the light source, wherein the heat dissipation unit is mounted on a first surface of the light source in such a way that there is a gap between the first surface and the heat dissipation unit when the light source is not in operation, and the gap is narrowed or can be deemed to disappear when the light source reaches a preset temperature, so that the heat dissipation efficiency of the heat dissipation unit is improved.

Lighting apparatus

A lighting apparatus including a body having a cavity, a plurality of LEDs, a substrate provided in the cavity and having a first surface and a second surface opposite the first surface. The plurality of LEDs provided on the first surface, a fan provided below the second surface to face the second surface, wherein the body includes a partition positioned between a side surface of the cavity and the substrate, the partition extending to the fan to form a first air passage between the side surface of the cavity and the partition and a second air passage between the partition and the substrate, and wherein the first air passage is in communication with a first side of the fan and the second air passage is in communication with a second side of the fan.

METHOD FOR REMOTELY COOLING A SCOPE-MOUNTED (DISTAL) ARTHROSCOPIC LIGHT SOURCE

A surgical light source system for cooling high-powered arthroscopic light emitters. The surgical light source system includes a housing having a proximal end and a distal end with a tube connected to the proximal end. The system also includes a light source at the distal end of the housing which is connected to a remote power source. The system has a plurality of fins extending around the light source within the housing and a remote fan connected to the tube. The remote fan is adapted to draw air across the fins, forming a heatsink within the housing. 1. A surgical light source system , comprising:a housing having a proximal end and a distal end with a tube connected to the proximal end of the housing;a light source at the distal end of the housing and connected to a remote power source;a plurality of fins extending around the light source within the housing; anda remote fan connected to the tube, the remote fan adapted to draw air across the fins, forming a heatsink within the housing.2. The system of claim 1 , further comprising a power wire connecting the light source to the remote power source.3. The system of claim 2 , wherein the power wire extends through the tube.4. The system of claim 1 , further comprising a cap extending over the distal end of the housing.5. The system of claim 4 , wherein the cap has a central aperture substantially aligned with the light source.6. The system of claim 5 , wherein the cap has one or more slots between the central aperture and an outer circumference of the cap claim 5 , the one or more slots extending through the cap.7. The system of claim 1 , wherein the plurality of fins extend radially from the light source.8. The system of claim 7 , wherein each of the plurality of fins extends along a plane parallel to or substantially aligned with a central longitudinal axis extending through the housing.9. The system of claim 6 , wherein air current is pulled proximally by the fan through the one or more slots in the cap claim 6 , ...

AIRFLOW-CHANNELING SURGICAL LIGHT SYSTEM AND METHOD

A light system includes a main body defining an internal chamber, a lighting assembly secured to the main body, and an airflow circuit extending around a periphery of the lighting assembly. The lighting assembly includes at least one light unit configured to emit light. The airflow circuit is configured to direct airflow out of the main body underneath the lighting assembly. 1. A light system comprising:a main body defining an internal chamber;a lighting assembly secured to the main body, wherein the lighting assembly comprises at least one light unit configured to emit light; andan airflow circuit extending around a periphery of the lighting assembly, wherein the airflow circuit is configured to direct airflow out of the main body underneath the lighting assembly.2. The light system of claim 1 , wherein the airflow circuit is configured to direct the airflow out of the main body at an angle toward a central imaginary axis extending through and out of the lighting assembly.3. The light system of claim 1 , wherein the airflow circuit comprises an airflow outlet having an opening formed through an angled wall.4. The light system of claim 1 , further comprising a protective insert coupled to the main body claim 1 , wherein the protective insert comprises a support frame coupled to an airflow outlet of the airflow circuit claim 1 , and wherein the support frame comprises an internal airflow path that connects to one or more airflow passages.5. The light system of claim 4 , wherein the protective insert is removably secured to the main body.6. The light system of claim 4 , wherein the protective insert further comprises a transparent shield coupled to the support frame claim 4 , wherein the lighting assembly is configured to shine light through the transparent shield.7. The light system of claim 6 , wherein the transparent shield comprises a plurality of air passages formed therethrough claim 6 , wherein the light system is configured to direct airflow around the ...

AIR EXHAUSTING MECHANISM FOR MOBILE ILLUMINATING LIGHTHOUSE

An air exhausting mechanism for a mobile illuminating light tower includes a cooler, an air discharge hood, and a fan. The cooler and the air discharge hood are respectively disposed on two sides of a rear canopy panel. The cooler is mounted on a bottom plate, and is located on the inner side of the rear canopy panel. The air discharge hood is fixedly mounted on the outer side of the rear canopy panel. The cooler is provided with an air inlet and an air outlet. An air exhausting groove is formed in the rear canopy panel. The fan is disposed at the air inlet of the cooler. The air exhausting groove is opposite to the air outlet. The air discharge hood covers the air exhausting groove, and the bottom of the air discharge hood is open. The mobile illuminating light tower is safe and environmentally friendly. 15.-. (canceled)6. An air exhausting mechanism for a mobile illuminating light tower , comprising a cooler , an air discharge hood and a fan ,the cooler and the air discharge hood being respectively provided on two sides of a rear canopy panel of the mobile illuminating light tower, the cooler being mounted on a bottom plate of the mobile illuminating light tower and located on an inner side of the rear canopy panel, the air discharge hood being fixedly mounted on an outer side of the rear canopy panel;the cooler being provided with an air inlet and an air outlet, an air exhausting groove being formed in the rear canopy panel, the fan being provided at the air inlet of the cooler, the position of the air exhausting groove being opposite to the air outlet;the air discharge hood covering the air exhausting groove, and a bottom of the air discharge hood being open.7. The air exhausting mechanism for a mobile illuminating light tower according to claim 6 , wherein the cooler is fixed to the bottom plate by a mounting bracket.8. The air exhausting mechanism for a mobile illuminating light tower according to claim 6 , wherein a silencing layer is laid on an inner wall of ...

Indoor lighting and climate system

This invention relates to an indoor lighting and climate system, comprising a plurality of lighting units ( 1 ) arranged in a dispersed manner in a room ( 2 ) and a control unit ( 3 ) arranged to control the operation of the lighting units ( 1 ) in relation to pre-set climate settings and input signals from at least one temperature sensor ( 4 ), wherein each of said 5 lighting units ( 1 ) include a cup shaped housing ( 100 ) with an opening ( 101 ), a lamp attachment ( 102 ) for a lamp ( 103 ), an open inside space ( 105 ) between said lamp ( 103 ) and said cup shaped housing ( 100 ), and a fan ( 104 ) arranged to produce a forced air flow ( 2 ) in said space ( 105 ), characterized in that a circumferentially extending inner dividing wall member ( 107 ) is arranged within said cup shaped housing ( 100 ), which 10 circumferentially extending dividing wall ( 107 ) separates said open inside space ( 105 ) from a heat flow channel ( 106 ) arranged within said cup shaped housing ( 100 ).

HIGH-OUTPUT MULTIFUNCTION SUBMERSIBLE MARINE LIGHTING APPARATUS

A submersible marine lighting apparatus is provided which converts electrical input to 25 or 34 volts and provides optimal underwater illumination. The marine lighting apparatus comprises a plano-convex light-focusing lens that concentrates emitted light into a more focused beam, as well a thermal switch and COB LED. 1. A submersible light comprising:a base for affixation to a hull of a watercraft, the base defining a recess for receiving an LED array;an LED array;a thermal switch;a plano-convex lens disposed between the base and a retaining ring for focusing light diffusing from the LED array, the plano-convex lens having a circumscribing flange;wherein the retaining ring is bolted to the base.2. The apparatus of claim 1 , further comprising a reflector disposed between the plano-convex lens and the base.3. The apparatus of claim 1 , wherein the retaining ring is bolted to the base using three flat head screws.4. A submersible marine light comprising:a cylindrical base for affixation to a hull of a watercraft, the base defining a recess for receiving an LED array;an LED array;a thermal switch in logical connectivity with the LED array;a plano-convex lens disposed between the base and a retaining ring for focusing light diffusing from the LED array, the plano-convex lens having a circumscribing flange;a lens gasket disposed between the plano-convex lens and the base;wherein the retaining ring is bolted to the base. This invention relates to lighting systems and apparati and in particular, to a submersible marine lighting system and apparatus.Submersible lights have been used on ships and watercraft for decorative and functional purposes for decades. Lighting has been applied to decks and hulls of watercraft to improve visibility during the night, to illuminate murky waters, and to shine from a distance.These marine lighting systems have taken many forms. Thru-hull mounted lights comprising high intensity incandescent light bulbs contained within a housing are known ...

MULTI-FUNCTIONAL LIGHTING FIXTURE

A lighting fixture includes a first compartment including a light sealed air plenum and a first lighting source arranged in the plenum to irradiate passing air through the plenum to destroy pathogens. A second compartment is configured to be external to the first compartment. A second lighting source is arranged in the second compartment to illuminate an area adjacent to the second compartment. 1. A lighting fixture , comprising:a first compartment including a light sealed air plenum;a first lighting source arranged in the plenum to irradiate passing air through the plenum to destroy biological material in the air;a second compartment configured to be external to the first compartment; anda second lighting source arranged in the second compartment to illuminate an area adjacent to the second compartment.2. The lighting fixture as recited in claim 1 , wherein the first compartment includes ultraviolet light emitting diodes.3. The lighting fixture as recited in claim 2 , wherein the first compartment includes light containing baffles.4. The lighting fixture as recited in claim 1 , wherein air is forced through the first compartment using a fan.5. The lighting fixture as recited in claim 1 , wherein the first compartment includes a negative ion generator.6. The lighting fixture as recited in claim 1 , wherein the second lighting source includes a configurable array of lights that provide color for one or more of setting a mood claim 1 , providing therapy and promoting healing.7. The lighting fixture as recited in claim 1 , further comprising a backup battery and a backup light for use in power outages.8. The lighting fixture as recited in claim 1 , further comprising a radio frequency identification chip mounted on the fixture to permit remote identification of the fixture.9. The lighting fixture as recited in claim 1 , wherein the fixture fits into a standard light bay.10. The lighting fixture as recited in claim 1 , further comprising a remote control to remotely ...

COLUMNAR AIR MOVING DEVICES, SYSTEMS AND METHODS

An air moving device includes a housing member, a rotary fan assembly, and a nozzle. The air moving device further includes a light source member mounted within the nozzle. The light source member can be placed within a flow of air moving out the end of the nozzle in a generally columnar pattern. The flow of air can be used to cool the light source member. 1. (canceled)2. A method of moving air , comprising:rotating an impeller inside a housing to cause a volume of air to enter an inlet end of the housing;directing the volume of air through the housing toward a nozzle;directing a main portion of the volume of air through a main flow outlet path that annularly surrounds a bypass flow channel;directing the main portion of the volume of air out of an outlet end of the nozzle in a generally columnar manner;directing a bypass portion of the volume of air through the bypass flow channel toward the outlet end of the nozzle;passing at least some of the bypass portion of the volume of air over a heat sink;impinging at least some of the bypass portion of the volume of air on a light unit; anddirecting the bypass portion of the volume of air out of the outlet end of the nozzle.3. The method of claim 2 , wherein rotating the impeller comprises rotating one or more rotor blades.4. The method of claim 2 , further comprising transferring heat from the light unit to the bypass portion of the volume of air via the heat sink.5. The method of claim 2 , wherein passing at least some of the bypass portion of the volume of air over the heat sink comprises passing the at least some of the bypass portion of the volume of air through elongated channels.6. The method of claim 2 , wherein directing the main portion of the volume of air out of the outlet end of the nozzle in the generally columnar manner comprises straightening the main portion of the volume of air through the nozzle.7. The method of claim 6 , wherein straightening the main portion of the volume of air through the nozzle ...

HEADLIGHT WITH AN AIR DUCT, HEADLIGHT UNIT, AND MOTOR VEHICLE

A headlight for a motor vehicle, the headlight having a housing, at least one light module in the housing for emitting light from the housing, an air duct with a longitudinal extent, and at least one fan for conducting air through the air duct, wherein the air duct is formed partly from an air guiding element, disposed inside housing, and partly from an outer wall of the housing. Further, a headlight unit and a motor vehicle are provided. 1. A headlight for a motor vehicle , the headlight comprising:a housing;at least one light module arranged in the housing for emitting light from the housing;an air duct with a longitudinal extent; andat least one fan to conduct air through the air duct,wherein the air duct is formed partly from an air guiding element disposed inside the housing and partly from an outer wall of the housing.2. The headlight according to claim 1 , wherein the air guiding element is designed in one piece and/or monolithically claim 1 , in particular in one piece and/or monolithically with the housing.3. The headlight according to claim 1 , wherein the housing has a smaller wall thickness in one area of the air duct than a wall thickness in at least one other area or in remaining areas of the housing.4. The headlight according to claim 1 , wherein the air guiding element has at least an air exit opening along the longitudinal extent of the air duct.5. The headlight according to claim 1 , wherein the at least one fan is disposed at an end face of the air duct and/or in the air duct.6. The headlight according to claim 1 , wherein the outer wall of the housing the area of the air duct claim 1 , has an enlarged surface.7. The headlight according to claim 1 , wherein the headlight has at least one air guiding body in the air duct claim 1 , and wherein the at least one air guiding body is disposed and/or secured on an inner side of the housing and/or on an inner side of the air guiding element.8. The headlight according to claim 1 , wherein the air guiding ...

LIGHTING UNIT AND METHOD OF CONTROLLING

A lighting unit for illuminating a habitat is provided. The lighting unit includes a housing and a light emitter. The operating parameters of the lighting unit may be adjusted to mimic different natural conditions. 2. The habitat of claim 1 , wherein the heat sink is disposed over the emitter assembly claim 1 , and wherein the curved baffle directs airflow in the direction of the heat sink.3. The habitat of claim 1 , wherein the microprocessor is electrically connected to the emitter assembly and the fan assembly.4. The habitat of claim 3 , wherein the light emitter comprises a first light emitter having a first color and the emitter assembly further comprises a second light emitter having a second color claim 3 , the first light emitter being controlled on a first channel and the second light emitter being controlled on a second channel.5. The habitat of claim 1 , further comprising a communication unit operably connected to the microprocessor.6. The habitat of claim 1 , wherein the housing comprises a bottom cover having a grate through which the airflow is drawn by the fan blade.7. The habitat claim 1 , wherein:the habitat is a marine aquarium.8. A habitat having a lighting unit comprising:A habitat having an open top;a core comprising a first side region, a second side region, and an interior region disposed between the first side region and the second side region, the interior region comprising an opening and a heat sink for dissipating heat;a first emitter assembly connected to the core, the first emitter assembly comprising a first light emitter device;a second emitter assembly connected to the core, the second emitter assembly comprising a second light emitter device, the first and second light emitter devices emitting light of different colors; anda fan for generating airflow along the heat sink.9. The habitat having a lighting unit of claim 8 , wherein the fan comprises:a fan blade for generating the airflow;a blade housing at least partially receiving the ...

SYSTEM AND METHOD OF SNOW AND ICE REMOVAL

The system is provided with has a light head and a light source is mounted in the light head that radiates visible light. An optical train is mounted in the light head adjacent the light source to focus the visible light to a concentrated light beam line that is directionally focused and has a concentrated power density. 1. A system comprising:a housing;a light source mounted in the housing and radiating visible light;at least one optic lens mounted in the housing adjacent the light source to focus the visible light to a light beam having a concentrated power density to provide a heat output.2. The system according to wherein the housing has an elliptical reflector claim 1 ,wherein the light source radiates generally diffuse visible light, the elliptical reflector reflecting the diffuse visible light from the light source toward the at least one optic lens.3. The system according to wherein light reflected from the elliptical reflector is partially spatially coherent.4. The system according to wherein the light source comprises a halogen bulb.5. The system according to wherein the housing has a tube portion extending from the elliptical reflector claim 2 , wherein the at least one optic lens is positioned in the tube portion.6. The system according to wherein the at least one optic lens collimates and focuses the light to the concentrated power density.7. The system according to claim 1 , further comprising a controller programmed to operate the light source based on at least one external environmental condition.8. The system according to claim 7 , wherein the controller is programmed to receive information of the external environmental condition comprising at least one of a weather forecast claim 7 , an outside temperature claim 7 , an outside humidity or precipitation.9. The system according to claim 7 , further comprising a plurality of light heads claim 7 , each light head having a light source and an optic lens claim 7 , wherein the controller is in ...

Unitary Led Lighting Assembly With O-Ring and Related Systems and Methods

The disclosed apparatus, systems and methods relate to a modular light, fixture body, junction box and sub assembly. The light has a central housing and can be adapted to fit with existing sockets. Further additional twist and lock components are provided, including a twist and lock luminaire body. The light can be installed without tools, and can be easily replaced, and prevents the accumulation of water within the light. 2. The junction box of claim 1 , further comprising a generally circular junction housing.4. The internal lumen of claim 3 , further comprising an internal coupling region.5. The junction housing of claim 3 , further comprising a plurality of outboard mounting feet and alignment marks on coupleable aspects of the housing.6. The modular light of claim 1 , further comprising an LED lamp.7. The modular light of claim 1 , further comprising a socket adaptor.8. The modular light of claim 1 , wherein the O-ring creates a watertight seal when compressed.10. The lock cover of claim 9 , further comprising at least one grasping portion disposed on the twist cover claim 9 , wherein twisting the grasping portion relative to the junction box is facilitated.12. The twist and lock luminaire body of claim 11 , wherein the internal luminaire threads are coupleable to the male portion threads of an existing glass jar.13. The modular light of claim 11 , further comprising a glass jar comprising a male portion coupleable to the twist and lock luminaire body.15. The modular light of claim 14 , wherein the fasteners of the junction box adapter are disposed through a plurality of fastener openings.16. The modular light of claim 15 , wherein the fastener openings facilitate the connection of the twist and lock luminaire body.17. The modular light of claim 11 , further comprising an LED lamp.18. The junction box of claim 11 , wherein the O-ring creates a watertight seal when compressed.19. The modular LED light of claim 11 , further wherein the O-ring is secured by the ...

LIGHTING FIXTURE

A lighting fixture includes a lamp housing, a fan, a heat sink and a light engine. The lamp housing includes an air inlet opening, an air outlet opening and an illumination opening. The fan is installed inside the lamp housing, and the fan includes an air inlet corresponding to the air inlet opening and an air outlet corresponding to the air outlet opening. The heat sink includes a plurality of cooling fins, and each cooling fin is arranged corresponding to directions of the air outlet of the fan and the air outlet opening. The light engine includes one side attached onto a plane surface of the heat sink and another side arranged to face toward a direction of the illumination opening. Accordingly, the use of active cooling method is able to effectively increase the cooling effect of the lighting fixture. 1. A lighting fixture , comprising:a lamp housing comprising an air inlet opening, an air outlet opening and an illumination opening;a fan installed inside the lamp housing, and the fan comprising an air inlet corresponding to the air inlet opening and an air outlet corresponding to the air outlet opening;a heat sink having a plurality of cooling fins, and each cooling fin arranged corresponding to directions of the air outlet of the fan and the air outlet opening; anda light engine having one side attached onto a plane surface of the heat sink and another side arranged to face toward a direction of the illumination opening.2. The lighting fixture according to claim 1 , wherein the lamp housing further comprises a first housing member and a second housing member attached onto each other.3. The lighting fixture according to claim 2 , wherein the first housing member further includes a first column portion claim 2 , a first hole claim 2 , a second hole corresponding to the first hole and a first exhaust vent arranged perpendicular to a direction of the first hole; the second housing member includes a second column portion claim 2 , a third hole and a fourth hole ...

LIGHT SOURCE APPARATUS AND PROJECTOR

[Solving Means] A light source apparatus includes a light source unit, a rotor, and a ventilation structure. The light source unit includes a light source, an optical device that collects light from the light source at a light collecting position, and a housing having an opening at the light collecting position that houses the light source and the optical device. The rotor has a wavelength conversion region that is arranged on a light irradiation region which is irradiated with light, the light being collected at the light collecting position and emitted outside the housing via the opening, the rotor being disposed rotatably about a rotation axis. In the ventilation passage, at least a part of the rotor is arranged. 1. A light source apparatus , comprising:a light source unit including a light source, an optical device that collects light from the light source at a light collecting position, and a housing having an opening at the light collecting position that houses the light source and the optical device;a rotor having a wavelength conversion region that is arranged on a light irradiation region which is irradiated with light, the light being collected at the light collecting position and emitted outside the housing via the opening, the rotor being disposed rotatably about a rotation axis; anda ventilation passage in which at least a part of the rotor is arranged.2. The light source apparatus according to claim 1 , whereinthe ventilation passage is formed such that cooling air is supplied to a region of the rotor different from the light irradiation region.3. The light source apparatus according to claim 2 , whereinthe ventilation passage is formed such that an amount of air flowing through a space facing to at least a part of the region of the rotor is largest, the region having an angle of rotation of 90° to 270° from the light irradiation region about the rotation axis.4. The light source apparatus according to claim 2 , whereinthe ventilation passage is formed ...

LIGHT SOURCE APPARATUS FOR ENDOSCOPE

A light source apparatus for endoscope includes: a housing including an intake port; a first heat radiating portion connected to a first light source and cooled by gas taken in from the intake port; a third heat radiating portion connected to a third light source, and cooled by gas taken in from the intake port; and a second heat radiating portion including a lower necessary cooling amount than the first heat radiating portion and the third heat radiating portion connected to a second light source provided in a flow path in which a flow path of the gas that passes through the first heat radiating portion and a flow path of the gas that passes through the third heat radiating portion are merged together, and cooled by merged gas merged on a merged flow path. 1. A light source apparatus for endoscope , comprising:a housing including an intake port;a first heat radiating portion provided in the housing, connected to a first light source configured to generate heat, and cooled when gas taken in from the intake port passes through the first heat radiating portion;a third heat radiating portion provided in the housing, connected to a third light source configured to generate heat, and cooled when gas taken in from the intake port passes through the third heat radiating portion; anda second heat radiating portion including a lower necessary cooling amount than the first heat radiating portion and the third heat radiating portion, provided in the housing, connected to a second light source configured to generate heat, provided in a flow path in which a flow path of the gas that passes through the first heat radiating portion and a flow path of the gas that passes through the third heat radiating portion are merged together, and cooled when merged gas merged on a merged flow path passes through the second heat radiating portion.2. The light source apparatus for endoscope according to claim 1 , further comprising:a fourth heat radiating portion, which includes a higher ...

Light source apparatus and image display apparatus

A light source apparatus including a light source section including one or more solid light sources capable of emitting light of a predetermined wavelength band as incident light; a light outputting section including a light emitting body to be excited by incident light from the light source section and to emit visible light having a wavelength band longer than a wavelength of the incident light, the light outputting section being capable of emitting synthetic light containing light having the predetermined wavelength band and visible light from the light emitting body; and a housing holding the light source section and the light outputting section, the housing including an inlet and an outlet formed not to face a light path of the incident light from the light source section to the light outputting section.

LIGHTWEIGHT LED LIGHTING SYSTEMS FOR PERMANENT AND SEMI-PERMANENT MOUNTING ON ELEVATED STRUCTURES HAVING INTEGRATED SUPPORT AND THERMAL TRANSFER FEATURES

The invention relates to lightweight LED lighting systems for permanent and semi-permanent mounting on elevated structures, the lighting systems having integrated support and thermal transfer features. The systems are particularly suited for elevated mast systems and specifically for mast systems that are repeatedly lifted and lowered such as drilling and service rig masts. Specifically, the invention improves a) the weight/lumen ratios of LED lamp assemblies and LED lighting systems, b) the net added weight of LED lighting systems, c) the footprint of LED light systems and/or d) obviates the need for removing LED lighting systems or their sub-assemblies when transporting mast systems. 137-. (canceled)38. An LED lighting system for configuration to a supporting structure , the LED lighting system comprising:a plurality of LED lamps and reflectors within at least one LED lamp assembly, an air flow system having at least one air flow conduit (AFC) for directing air flow against each LED lamp assembly to effect cooling of the LED lamps and to provide structural support to each LED lamp assembly for connection to the supporting structure; andwherein the LED lighting system has a weight/lumen ratio of less than 0.55 g/lumen.39. The LED lighting system as in wherein the LED lighting system provides greater than 500 claim 38 ,000 lumens.40. The LED lighting system as in wherein each LED lamp assembly includes a lamp assembly housing having a plurality of surfaces for effecting heat transfer of heat from the LED lamps away from the LED lamps.41. The LED lighting system as in wherein each AFC is operatively connected to a lamp assembly housing claim 38 , the AFC having an air channel for moving cooling air through the AFC and for conveying heat from each LED lamp assembly away from each LED lamp assembly to effect cooling of each LED lamp assembly and to maintain an operating temperature of the LED lamp assembly at or below a threshold temperature during use.42. The LED ...

Lamp

The present disclosure relates to a lamp comprising a PCB board and an integrated heat dissipation device, wherein the PCB board is a double-sided PCB board on both sides of which are suitable for installing LED lamp beads, the PCB board has two heat dissipation edges arranged relatively to each other, the integrated heat dissipation device comprises a heat sink and two heat dissipation arms, wherein the heat dissipation arms and the heat sink are integrally formed with the medium, and the two heat dissipation arms are respectively fitted snugly with the two heat dissipation edges. The lamp provided by the present disclosure is assembled with a double-sided PCB board and an integrated heat dissipation device to improve the integration degree of the PCB board and the heat sink.

SIGN VENTILATION SYSTEM

An electronic sign includes a planar lighting module emitting visible light. A cabinet supportingly engages the lighting module. An air chamber is between the cabinet and the lighting module. A vertical partition is within the air chamber and extends between a bottom wall and a top wall of the cabinet, and between the lighting module and a rear wall of the cabinet. The partition divides the air chamber into first and second sections. An electric fan is within the cabinet and transfers air from the first to the second section. The cabinet and/or the lighting module include a plurality of throughholes fluidly interconnecting the air chamber to ambient air. A first subset of the throughholes are more closely fluidly connected to the first section than to the second section. A second subset of the throughholes are more closely fluidly connected to the second section than to the first section. 1. A ventilated electronic sign module , comprising:a substantially planar-shaped lighting module configured to emit light that is visible to a viewer of the sign;a cabinet supportingly engaging the lighting module, the cabinet including a bottom portion, a rear wall, two opposing side walls, a top wall and a bottom wall, the rear wall being disposed opposite the lighting module such that an air chamber is defined between the cabinet and the lighting module;a substantially vertical partition disposed within the air chamber and extending between the bottom wall and the top wall, and between the lighting module and the rear wall, the partition dividing the air chamber into a first section and a second section; andan electric fan disposed within the cabinet and configured to transfer air from the first section to the second section;wherein the cabinet and/or the lighting module include a plurality of throughholes disposed at the bottom portion and fluidly interconnecting the air chamber to ambient air, a first subset of the throughholes being more closely fluidly connected to the ...

COOLING SYSTEM OF LED LAMP

A cooling system of a light emitting diode (LED) lamp includes: a circulatory pipe, a pump, an LED cooling module and a power source cooling module, wherein the LED cooling module is a fluid cooling mechanism for an LED lamp, the power source cooling module is a fluid cooling mechanism for an LED lamp power source module, the circulatory pipe is connected to the LED cooling module and the power source cooling module, the pump is assembled to the circulatory pipe, causing a fluid in the circulatory pipe to flow through the LED cooling module and the power source cooling module and form a circulatory flow, thereby achieving a cooling and temperature reducing function of the LED lamp and the power source module at the same time. 1. A cooling system of a light emitting diode (LED) lamp , comprising: a circulatory pipe , a pump , an LED cooling module , and a power source cooling module , wherein the LED cooling module is a fluid cooling mechanism for an LED lamp , the power source cooling module is a fluid cooling mechanism for an LED lamp power source module , the circulatory pipe is connected to the LED cooling module and the power source cooling module , the pump is assembled to the circulatory pipe , causing a fluid in the circulatory pipe to flow through the LED cooling module and the power source cooling module and form a circulatory flow , thereby achieving a cooling and temperature reducing function of the LED lamp and the power source module at the same time.2. The cooling system of an LED lamp according to claim 1 , wherein the circulatory pipe is further provided with a heat sink.3. The cooling system of an LED lamp according to claim 2 , wherein the heat sink comprises a fan and a water passage claim 2 , the water passage is consisted by a plurality of sheet-like delivery pipes claim 2 , each has a square cross-section claim 2 , each sheet-like delivery pipe is provided with a cooling sheet having a wavy sheet-like structure claim 2 , the cooling sheet is ...

SOLID STATE LIGHTS WITH COOLING STRUCTURES

A solid state lighting (SSL) with a solid state emitter (SSE) having thermally conductive projections extending into an air channel, and methods of making and using such SSLs. The thermally conductive projections can be fins, posts, or other structures configured to transfer heat into a fluid medium, such as air. The projections can be electrical contacts between the SSE and a power source. The air channel can be oriented generally vertically such that air in the channel warmed by the SSE flows upward through the channel. 1. A solid state lighting (SSL) device , comprising:a housing having a front, a back, a chamber from which light projects toward the front along a primary light direction, a side section outward of the chamber, and a channel along a portion of the side section and outward of the chamber, wherein at least a portion of the channel is inclined at an angle relative to horizontal and has an inlet, and an outlet above the inlet; anda solid state emitter (SSE) carried by the housing at the side section, the SSE having an active portion and a back portion, the active portion facing inwardly toward the chamber at an acute angle relative to the primary light direction, and one of the active portion and the back portion being exposed to the channel;wherein the channel has an inlet and an outlet that are configured to provide an airflow through the chamber that passes over the SSE.2. The SSL device of wherein the back portion of the SSE includes a plurality of thermally conductive projections extending into the channel.3. The SSL device of wherein the channel is open to ambient air at one of the front or the back of the housing.4. The SSL device of claim 1 , further comprising an air pressurizer positioned relative to the channel to drive air through the channel.5. The SSL device of claim 1 , further comprising a reflector in an optical path of the SSE claim 1 , wherein light from the SSE is reflected from the reflector and out of the SSL device.6. A solid ...

LED LAMP

The present invention relates to a light emitting diode (LED) lamp, which includes: a base configured to electrically connect with an external power supply; at least one first printed circuit board (PCB), with at least one LED mounted thereon; a driver module, electrically connected to the base and the first PCB, and configured to drive an LED; a heat dissipation module, thermally contacted with the first PCB, and configured to dissipate heat generated from the LED; a connecting device, connected to the heat dissipation module; and a replaceable active cooling module, detachably connected to the connecting device, and configured to generate a cooling fluid for cooling at least one of the PCB and the heat dissipation module. 1. A light emitting diode (LED) lamp , comprising:a base configured to electrically connect with an external power supply;at least one first printed circuit board (PCB), with at least one LED mounted thereon;a driver module, electrically connected to the base and the first PCB, and configured to drive the LED;a heat dissipation module, thermally contacted with the first PCB, and configured to dissipate heat generated from the LED;a connecting device, connected to the heat dissipation module; anda replaceable active cooling module, detachably connected to the connecting device, and configured to generate a cooling fluid for cooling at least one of the PCB and the heat dissipation module.2. The LED lamp according to claim 1 , wherein the replaceable active cooling module comprises:at least one active cooling device, configured to generate a cooling fluid for cooling at least one of the PCB and the heat dissipation module; anda cover, configured to accommodate the at least one active cooling device.3. The LED lamp according to claim 2 , wherein the at least one active cooling device comprises at least one of a fan claim 2 , an air jet pump and a jet cooler.4. The LED lamp according to claim 2 , wherein the connecting device and the cover are ...

Device and apparatus for horticultural lighting and ventilation

A device and apparatus to provide lighting and ventilation for horticultural applications. The invention relates to a device that combines lighting and ventilation into a single device that enables more efficient lighting and ventilation, and thereby greater control of the microclimate for high density indoor horticulture and controlled environment agriculture. The invention further relates to an apparatus comprised of an array of the devices and the networked control thereof.

STAGE LIGHT FIXTURE AND METHOD FOR OPERATING SAID STAGE LIGHT FIXTURE

A stage light fixture is provided with: 1. Stage light fixture comprising:{'b': '2', 'a casing ();'}{'b': 10', '2, 'a light source (), arranged inside the casing () and adapted to emit a light beam along an optical axis(B);'}{'b': 15', '2, 'a cooling assembly () configured to cool the interior of the casing ();'}{'b': 16', '1, 'a monitoring assembly () configured to monitor at least one indicative parameter of the operative conditions of the light fixture ();'}{'b': 17', '15', '16, 'a control device () configured to regulate the cooling assembly () on the basis of at least the indicative parameter monitored by the monitoring assembly ().'}2152525251725252515abab. Light fixture according to claim 1 , wherein the cooling assembly () comprises at least a fan (; claim 1 , ); the control device () being configured to regulate the rotating speed of at least a fan (; claim 1 , ) of the cooling assembly () on the basis of at least the indicative parameter monitored by the monitoring assembly.31725252515252525abab. Light fixture according to claim 1 , wherein the control device () is configured to regulate the voltage of at least a fan (; claim 1 , ) of the cooling assembly () so as to cause a change of the rotating speed of the fan (; claim 1 , ).416292. Light fixture according to claim 2 , wherein the monitoring assembly () comprises a detector () configured to detect the position of the casing () with respect to the acceleration of gravity vector ({right arrow over (g)}).529. Light fixture according to claim 4 , wherein the detector () is an accelerometer.6172525252ab. Light fixture according to claim 4 , wherein the control device () is configured to change the rotating speed of at least a fan (; claim 4 , ) from a current speed value to a corrected speed value when the position of the casing () with respect to the acceleration of gravity vector ({right arrow over (g)}) is comprised in a critical interval (β).7172525252ab. Light fixture according to claim 6 , wherein the ...

LED LIGHT FIXTURE WHICH IS CONFIGURED TO ALLOW FOR VENTING YET PREVENT INSECTS FROM ENTERING THE FIXTURE

An LED light fixture which includes apertures which provide for venting of the LED light fixture, but where the LED light fixture is configured to prevent insects from entering the apertures. Specifically, a screen may cover one or more apertures, and one or more other apertures may be provided as being conically-shaped. The conical shaped provides that insects are effectively prevented from entering, and also provides that a venturi effect is provided by the air flow. The pressure drops as the air travels through the conically-shaped aperture, but the speed at which the air travels increases, thereby providing for enhanced venting of the LED light fixture and providing for the increased blowing of insects away. 1. An LED light fixture comprising at least one aperture thereon , said aperture being at least one of conically-shaped and covered by a screen.2. The LED light fixture as recited in claim 1 , wherein the LED light fixture comprises a housing claim 1 , and said screen is disposed on the housing over said aperture.3. The LED light fixture as recited in claim 1 , wherein the LED light fixture comprises a lens claim 1 , and wherein said conically-shaped aperture is disposed on the lens.4. The LED light fixture as recited in claim 1 , wherein said at least aperture comprises a first set of apertures and a second set of apertures claim 1 , wherein the LED light fixture comprises a housing and a lens claim 1 , wherein the first set of apertures are on the housing claim 1 , and said second set of apertures are on said lens claim 1 , said screen being disposed on the housing over said first set of apertures claim 1 , wherein said second set of apertures on the lens are conically-shaped.5. The LED light fixture as recited in claim 3 , further comprising LED's claim 3 , said LED's being covered by the lens.6. The LED light fixture as recited in claim 4 , further comprising LED's claim 4 , said LED's being covered by the lens.7. The LED light fixture as recited in ...

Heat Exchanger for Back to Back Electronic Displays

Exemplary embodiments include an electronic display assembly for back to back electronic image assemblies. A first closed gaseous loop may encircle the first electronic image assembly while a second closed gaseous loop may encircle the second electronic image assembly. A heat exchanger is preferably positioned within the path of the first and second closed gaseous loop along with an open loop of ambient air. A circulating fan(s) may be used to force circulating gas around the closed gaseous loops. An open loop fan may be used to force ambient air through the heat exchanger and through an optional channel behind each electronic image assembly. 1. An electronic display assembly comprising:a first and second electronic image assembly where the two image assemblies are positioned back to back;a first closed gaseous loop encircling the first image assembly;a second closed gaseous loop encircling the second image assembly;a heat exchanger placed within the path of both the first and second closed gaseous loops;a circulating fan assembly positioned to force circulating gas through the first gaseous loop, second gaseous loop, and heat exchanger; andan open loop fan which forces ambient air through the heat exchanger.2. The assembly of wherein:the heat exchanger comprises multiple corrugated layers of plastic.3. The assembly of wherein:the ambient air is not permitted to substantially mix with the circulating air.4. The assembly of further comprising:a first transparent channel placed in front of the first electronic image assembly and forming a portion of the first closed loop; anda second transparent channel placed in front of the second electronic image assembly and forming a portion of the second closed loop.5. The assembly of wherein:the ambient air is permitted to contact a rear surface of the first and second image assemblies.6. The assembly of wherein:the heat exchanger comprises multiple corrugated layers.7. The assembly of wherein:the heat exchanger comprises ...

LIGHTING UNIT AND METHOD OF CONTROLLING

A lighting unit for illuminating a habitat is provided. The lighting unit includes a housing and a light emitter. The operating parameters of the lighting unit may be adjusted to mimic different natural conditions. 1. A lighting unit , comprising:a housing;a LED emitter assembly at least partially received in the housing, the LED emitter assembly comprising a plurality of LED light emitters the LED light emitters configured so that the color emitted by at least one LED light emitter differs from the color emitted by at least one other LED light emitter;a heat sink operably associated with the LED emitter assembly; anda fan assembly at least partially received in the housing, the fan assembly comprising a fan blade for generating airflow, and a curved baffle situated over the fan blade for directing the airflow.2. The lighting unit of claim 1 , further comprising a heat sink disposed over the LED emitter assembly claim 1 , wherein the curved baffle directs airflow in the direction of the heat sink.3. The lighting unit of claim 1 , further comprising a microprocessor electrically connected to the emitter assembly and the fan assembly.4. The lighting unit of claim 3 , wherein the LED light emitter comprises a first LED light emitter having a first color and the LED light emitter assembly further comprises a second LED light emitter having a second color claim 3 , the first LED light emitter being controlled on a first channel and the second LED light emitter being controlled on a second channel.5. The lighting unit of claim 3 , further comprising a communication unit operably connected to the microprocessor.6. The lighting unit of claim 1 , wherein the housing comprises a bottom cover having a grate through which the airflow is drawn by the fan blade.7. A habitat comprising:a marine aquarium; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the lighting unit of above the marine aquarium.'}8. A lighting unit comprising:a core comprising a first side region, a ...

Lamp

A lamp including the following elements is provided. A housing has an assembling opening and an electrical base on two ends thereof, wherein the housing has an inner wall and a portion of the inner wall adjacent to the assembling opening is an air-guiding wall. A cooling fan has a casing disposed at the assembling opening and forming an air channel, a fan wheel rotatably arranged in the air channel, and two partitioning boards between the air-guiding wall and the air channel so as to define two first air-guiding openings and a second air-guiding opening. A light-emitting module is arranged in the housing and opposite to the fan wheel. Accordingly, the present lamp does not require forming any air inlet or air outlet on the housing, and thus provides a simplifier structure.

ROTATABLE AROMATHERAPY LAMP

An aromatherapy lamp includes: a lamp holder, including a base, first, second supports, the base configured with a light bulb seat in combination with a light bulb on the base, the first support configured with a placement portion in combination with a container and positioned above the light bulb, and the second support configured on the top face of the base and having a fulcrum positioned above the container; and a rotatable cover, adapted to cover the base from above, a top end of the rotatable cover configured with a fan and a bottom end thereof formed with an opening, a center of the fan configured with an axial center, the rotatable cover adapted to cover the light bulb seat, first, second supports, and the fulcrum adapted to hold the axial center of the fan, allowing the rotatable cover to be separated from the base. 1. A rotatable aromatherapy lamp , comprising:a lamp holder, comprising a base, first support and second support, a top face of said base configured with at least one light bulb seat in combination with at least one light bulb configured on a top face of said base, said first support configured with a placement portion in combination with a container and positioned relatively above said light bulb, and said second support configured on said top face of said base and having a fulcrum positioned relatively above said container of said first support; anda rotatable cover, being a hollow body adapted to cover said base of said lamp holder from above, a top end of said rotatable cover configured with a fan and a bottom end thereof formed with an opening, a center of said fan configured with an axial center, said rotatable cover adapted to cover said light bulb seat, first support and second support of said lamp holder, and said fulcrum of said second support adapted to hold said axial center of said fan, allowing said rotatable cover to be separated from said base.2. The lamp according to claim 1 , wherein said light bulb seat is in electric ...

FLOODLIGHT

An object is to provide an LED floodlight that enables efficient use of a cooling means, e.g., a heat dissipation fan, and can pursue a reduction in size. Therefore, it is an LED floodlight wherein a panel-shaped floodlight portion formed as a floodlight surface is formed such that a plurality of LEDs is arranged on a front surface, a heatsink having a plurality of heat dissipation plates on a back surface of the panel-shaped floodlight portion, and a cooling fan configured to send air toward a central portion of the heatsink are arranged in this order, the LED floodlight is formed of an appropriate power supply circuit, wherein a plurality of heat dissipation plates of a heatsink is radially arranged from a central portion to a periphery, a central portion of a coupling surface between heat dissipation plates of the heatsink protrudes toward a cooling fan configured to send air and has a curved surface portion from a central portion to a periphery. 1. An LED floodlight comprising:a panel-shaped floodlight portion formed as a floodlight surface is formed such that a plurality of LEDs is arranged on a front surface;a heatsink having a plurality of heat dissipation plates on a back surface of the panel-shaped floodlight portion;a cooling fan configured to send air, in this order;a power supply circuit placed on a back surface side or outside of the panel-shaped floodlight portion; anda plate-shaped member positioned on a back surface of the heatsink and having an air passage hole at a center,wherein the plurality of heat dissipation plates is radially arranged from a central portion to a periphery of the heatsink, and a coupling portion between the heat dissipation plates has a curved surface portion protruding toward the cooling fan configured to send air, andair sent by the cooling fan is sent toward a center of the heatsink through the air passage hole formed through the plate-shaped member, passes through between the plate-shaped member and the heatsink, and is ...

Site light

A site light including a body, an arm coupled to the body having an adjustable arm length, a light assembly coupled to the arm opposite the body, and a drive assembly configured to alter the arm length. The drive assembly, in turn, includes a drive wheel mounted for rotation with respect to the body, an idle wheel mounted for rotation with respect to the body, and a biasing member configured to bias the idle wheel toward the drive wheel. The site light also includes a cable coupled to the arm where the cable is positioned between and engaged by both the drive wheel and the idle wheel.

STREETLIGHT RETROFIT TO PROVIDE ACCESS FOR WIRELESS AND CELLULAR NETWORKS

A system for upgrading and retrofitting existing streetlights. The system enables cellular and wireless communications to be added to the streetlight to provide additional bandwidth over that provided by conventional cell towers. The system also enables conventional streetlights using sodium vapor, and other conventional lighting technologies, to be upgraded to more energy efficient and long-lasting LED lighting. The system can offload bandwidth in otherwise overloaded areas, such as densely populated urban areas. The system can include mini- or micro-cellular routers, GPS, Wi-Fi, Bluetooth®, and other micro cellular and wireless technologies. The system can include a light fixture styled to look like existing conventional light fixtures and can be retrofitted to existing streetlight poles and mounts with little, or no, modification to the pole and wiring. 1. A method for retrofitting a conventional streetlight comprising:removing a conventional streetlight fixture from an existing light pole;disconnecting the conventional streetlight fixture from one or more electrical connections in the existing light pole;installing one or more communications cables in the existing light pole, the one or more communications cables in communication with one or more communications networks proximate to the existing light pole; a lighting module to provide light to an area proximate to the existing light pole;', 'a micro wireless device to enable a user proximate to the existing light pole to wirelessly connect to at least one of the modular lighting systems or the one or more communications networks; and', 'a power module to provide power to at least the lighting module and the micro wireless device; and, 'connecting the one or more electrical connections and the one or more communications cables to a modular lighting system, the modular lighting system comprisingattaching the modular lighting system to the existing light pole.2. The method of claim 1 , wherein installing the one ...

MICROWAVE POWERED LAMP WITH OPTIMIZIED COOLING FOR DIFFERENT BULB CHEMISTRIES

A system, method, and computer program product for optimizing the cooling of a UV bulb during a UV irradiation process is described. A power level in which to operate the UV bulb is received. In addition, a particular type of UV bulb being used in the UV irradiation process is received. Thereafter, at least one optimal UV cooling parameter that corresponds to the power level and the type of UV bulb is retrieved from a UV source parameters database. At least one control signal is then sent to a cooling device that is based on the retrieved optimal UV cooling parameter, and the control signal instructs the cooling device to cool the particular type of UV bulb according to the retrieved optimal UV cooling parameter during the UV irradiation process. 1. A system for optimizing cooling of a particular type of UV bulb during a UV irradiation process , the system comprising:a cooling device;a processor; and receive a power level in which to operate the system;', 'receive a type of UV bulb being used in the UV irradiation process;', 'retrieve, from a UV source parameters database, at least one optimized UV cooling parameter corresponding to the power level and the type of UV bulb; and', 'forward at least one control signal to the cooling device based on the retrieved at least one optimized UV cooling parameter, wherein the at least one control signal is configured to instruct the cooling device to cool the UV bulb according to the retrieved at least one optimized UV cooling parameter during the UV irradiation process., 'a memory coupled to the processor, the memory storing instructions that, when executed by the processor, cause the system to2. The system of claim 1 , wherein the cooling device claim 1 , in response to receiving the at least one control signal claim 1 , is configured to generate an air flow according to the retrieved at least one optimized UV cooling parameter to cool the UV bulb.3. The system of claim 2 , wherein the cooling device claim 2 , based on the ...

Nitride semiconductor light-emittting device and process for producing the same

Provided are a nitride semiconductor light-emitting device comprising a polycrystalline or amorphous substrate made of AlN; a plurality of dielectric patterns formed on the AlN substrate and having a stripe or lattice structure; a lateral epitaxially overgrown-nitride semiconductor layer formed on the AlN substrate having the dielectric patterns by Lateral Epitaxial Overgrowth; a first conductive nitride semiconductor layer formed on the nitride semiconductor layer; an active layer formed on the first conductive nitride semiconductor layer; and a second conductive nitride semiconductor layer formed on the active layer; and a process for producing the same.

LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS

A light source apparatus of an embodiment of the present technology includes a light source section, a light outputting section, and a housing. The light source section includes one or more solid light sources capable of emitting light of a predetermined wavelength band as incident light. The light outputting section includes a light emitting body configured to be excited by incident light from the light source section and to emit visible light having a wavelength band longer than a wavelength of the incident light, the light outputting section being capable of emitting synthetic light containing light having the predetermined wavelength band and visible light from the light emitting body. The housing holds the light source section and the light outputting section, the housing including an inlet and an outlet formed not to face a light path of the incident light from the light source section to the light outputting section, and a space as a flow path of cooling airflow for cooling down the light outputting section, the cooling airflow being drawn into the inlet and exhausted from the outlet. 1. A light source apparatus , comprising:a light source section including one or more solid light sources capable of emitting light of a predetermined wavelength band as incident light;a light outputting section including a light emitting body configured to be excited by incident light from the light source section and to emit visible light having a wavelength band longer than a wavelength of the incident light, the light outputting section being capable of emitting synthetic light containing light having the predetermined wavelength band and visible light from the light emitting body; anda housing holding the light source section and the light outputting section, the housing including an inlet and an outlet formed not to face a light path of the incident light from the light source section to the light outputting section, and a space as a flow path of cooling airflow for ...

LIGHT SOURCE DEVICE, ILLUMINATION DEVICE, AND PROJECTOR

An illumination device includes a light source device, an attachment member to which the light source device is attached, and a first fixture inserted into the light source device to fix the light source device to the attachment member. The light source device includes a light source and a housing configured to house the light source on the inside. The housing includes a first housing and a second housing combined with each other to house the light source on the inside, and a second fixture inserted into the first housing and the second housing to fix the first housing and the second housing in a combined state. A removing direction of the first fixture and a removing direction of the second fixture with respect to the light source device are different. 1. An illumination device comprising:a light source device;an attachment member to which the light source device is attached; anda first fixture inserted into the light source device and the attachment member to fix the light source device and the attachment member, wherein a light source; and', 'a housing configured to house the light source on an inside,, 'the light source device includes a first housing and a second housing combined with each other to house the light source on an inside; and', 'a second fixture inserted into the first housing and the second housing to fix the first housing and the second housing, and, 'the housing includesa removing direction of the first fixture and a removing direction of the second fixture with respect to the light source device are different.2. The illumination device according to claim 1 , whereinthe first fixture is inserted into the light source device and the attachment member along a direction in which the attachment member is located with respect to the light source device, andthe second fixture is inserted into the first housing and the second housing along an opposite direction of the inserting direction of the first fixture.3. The illumination device according to ...

STRUCTURE FOR COOLING AN ILLUMINATION OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUS

A cooling structure for an illumination optical system includes: a fluorescent unit having a fluorescent layer that emits fluorescent light due to excitation light radiated from a light source; a fan for blowing cooling air to the fluorescent unit; and a duct that partitions an internal space and an external space, the internal space having the fluorescent unit disposed therein, and that guides the cooling air blown from the fan to the fluorescent unit. 1. A cooling structure for an illumination optical system comprises:a fluorescent unit having a fluorescent layer that emits fluorescent light in response to excitation light that is irradiated from a light source;a fan that supplies cooling air to said fluorescent unit; anda duct that partitions an internal space in which the fluorescent unit is arranged from an external space and that guides cooling air supplied from said fan to said fluorescent unit.2. The cooling structure for an illumination optical system as set forth in claim 1 , wherein:said fluorescent unit is composed of a substrate on which said fluorescent layer is formed; andsaid substrate is configured to be rotatable.3. The cooling structure for an illumination optical system as set forth in claim 1 , wherein:a dividing wall that divides said internal space into a first space that contains one surface of said substrate and a second space that contains the other surface of said substrate is provided inside said duct between said fan and said fluorescent unit.4. The cooling structure for an illumination optical system as set forth in claim 3 , wherein:said fan includes a first fan that supplies cooling air to said first space and a second fan that supplies cooling air to said second space.5. The cooling structure for an illumination optical system as set forth in claim 1 , further comprising:a lens that is arranged inside said duct and that condenses fluorescent light that is emitted from said fluorescent layer; anda lens holder that is arranged adjacent ...

ILLUMINATION DEVICE FOR STIMULATING PLANT GROWTH

An assimilation lamp device () for stimulating plant and crop growth comprises a central lamp unit (), comprising a body () and a plurality of LEDs () mounted to an under surface of the body (), wherein the body () is made of a thermally well conducting material, for instance aluminum, and acts as a heat sink for the heat generated by the LEDs. The body () is provided with cooling fins or lamellae (). The assimilation lamp device further comprises air stream generating means () such as a fan for generating a downward air stream () in heat exchanging contact with the cooling fins or lamellae, so that heat is removed from the respective cooling block and used to increase the temperature of said downward air stream (). 1. An assimilation lamp device for stimulating plant and crop growth , which lamp device comprises:a central lamp unit, comprising a body and one or more LEDs mounted to the a bottom surface of the body, wherein the body is made of a thermally-well conducting material and acts as a heat sink for heat generated by the LEDs;air stream generating means for generating a downward air stream; andheat transfer and exchange means for transferring heat from the body to the air stream, so that at least a portion of the heat from the LEDs is used to increase the temperature of the downward air stream.2. The assimilation lamp device according to claim 1 , wherein the heat transfer and exchange means comprise a ribbed heat exchanger structure attached to or integral with the body.3. The assimilation lamp device according to claim 2 , wherein the heat exchanger structure is arranged at a side surface of the body.4. The assimilation lamp device according to claim 3 , comprising two heat exchanger structures arranged at opposite sides of the body.5. The assimilation lamp device according to claim 2 , wherein the downward air stream is in heat exchanging contact with the heat exchanger structure.6. The assimilation lamp device according to claim 2 , wherein the heat ...

ARC MODULAR LIGHT DEVICES, SYSTEMS, AND METHODS

Arc modular light devices, systems, and methods. In at least one exemplary embodiment of a module system of the present disclosure, the module system comprises a plurality of LED modules, each LED module comprising an outer housing, a light source positioned within the outer housing, and a lens positioned so that light from the light source can be emitted through the lens; and a flexible plate configured to couple to each of the plurality of LED modules; wherein the module system is configured to focus light from the LED modules inward when the flexible plate is curved in a first direction; and wherein the module system is configured to spread light from the LED modules outward when the flexible plate is curved in a second direction opposite the first direction. 1. A module system , comprising:a plurality of LED modules, each LED module comprising an outer housing, a light source positioned within the outer housing, and a lens positioned so that light from the light source can be emitted through the lens; anda flexible plate configured to couple to each of the plurality of LED modules;wherein the module system is configured to focus light from the LED modules inward when the flexible plate is curved in a first direction; andwherein the module system is configured to spread light from the LED modules outward when the flexible plate is curved in a second direction opposite the first direction.2. The module system of claim 1 , wherein each of the plurality of LED modules and the flexible plate define fastener apertures therein claim 1 , and wherein a plurality of fasteners can be positioned within the fastener apertures to secure each of the plurality of LED modules to the flexible plate.3. The module system of claim 1 , wherein the flexible plate is configured to couple to a substrate claim 1 , the substrate selected from the group consisting of a rigid beam claim 1 , a vehicle claim 1 , and a building.4. The module system of claim 1 , further comprising:a rigid beam ...

Light source device, image projector, and method for disposing light source device

A light source device includes a first light-source unit, a second light-source unit, and a third light-source unit emitting light of spectra different from each other. Each of the first through third light-source units includes a heat dissipator and a light source. The light source includes a light emitting device. The heat dissipators of the first through third light-source units are disposed in an ascending order of values of T/Q of the first through third light-source units, in a direction of cooling air flow. “Q” represents a heat generation amount from the light source of each of the first through third light-source units, when the light sources are driven to obtain predetermined light intensity and lifespan. “T” represents a preset, upper-limit temperature for the light emitting device of each of the first through third light-source units to obtain the predetermined light intensity and lifespan.

LAMP

A lamp comprises: an elongate support, a plurality of light directing members, and a light generating unit. The light directing members are supported by the elongate support at respective different positions along the length of the elongate support. Each light directing member is rotatable at least partially around the elongate support to select a rotational position of the light directing member from a respective range of rotational positions of the light directing member; Each light directing member cooperates with the light generating unit so that at any rotational position within said respective range of rotational positions of the light directing member, the light directing member receives light from the light generating unit and directs the light away from the lamp in a direction dependent on the selected rotational position of the light directing member. 117-. (canceled)18. A lamp comprising: an elongate support , a plurality of light directing members , and a light generating unit;the light directing members being supported by the elongate support at respective different positions along the length of the elongate support, each light directing member being rotatable at least partially around the elongate support to select a rotational position of the light directing member from a respective range of rotational positions of the light directing member;wherein the light generating unit comprises a plurality of light sources, the light sources being supported by the elongate support at respective different positions along the length of the elongate support, and wherein each light directing member cooperates with a respective one of the light sources so that at any rotational position within said respective range of rotational positions of the light directing member the light directing member receives light from the cooperating light source and directs the light away from the lamp in a direction dependent on the selected rotational position of the light directing ...

Light source device

A light source device includes a casing including one end surface, other end surface, and one side surface between the one end surface and the other end surface, a light emitting unit provided on a side of the one end surface in the casing, a heat radiating unit provided in the casing and thermally connected to the light emitting unit, an exhaust port formed at least in a region located in one side surface and facing the heat radiating unit, an axial fan which is provided in the casing and supplies cooling air to the heat radiating unit, and a shielding deflecting plate which is provided between the axial fan and the heat radiating unit and shields a part of the cooling air supplied from the axial fan and deflects a part of the cooling air to a direction away from the exhaust port.

High-power retrofit led lamp with active and intelligent cooling system for replacement of metal halid lamp and high-pressure sodiam lamp

The present invention relates to the field of electric illuminator technology, in particular, to a high-power retrofit Light Emitting Diode (LED) lamp and a radiator assembly therein as replacement for metal halide lamp and high-pressure sodium lamp. The high-power retrofit LED lamp for replacement of metal halide lamp and high-pressure sodium lamp is provided, comprising a main substrate, an active cooling assembly comprising a radiator and a radiator base plate, a backlight substrate, and a screw base, wherein the main substrate is mounted on the lower side of the radiator base plate, the backlight substrate is mounted on an upper side of the radiator base plate, the backlight substrate is substantially in the shape of a ring and situated around the radiator, wherein the main substrate is configured to generate light illuminating downwards, the backlight substrate is configured to generate light illuminating upwards, and the screw base is configured to fit into a socket of a metal halide lamp or a high-pressure sodium lamp.

METHOD OF COOLING FULL DISPLAY MIRROR

A rearview assembly for a vehicle includes a rearview device and a processor. A housing supports the rearview device and the processor. The housing defines a recess therein. An air moving device is operably coupled with the housing and is configured to draw air from an area exterior to the housing into the recess, thereby cooling at least one of the rearview device and the processor. 1. A rearview assembly for a vehicle , the rearview assembly comprising:a rearview device;a processor;a housing supporting the rearview device and processor, the housing defining a recess therein;an air moving device operably coupled with the housing and configured to draw air from an area exterior to the housing into the recess, thereby cooling at least one of the rearview device and the processor.2. The rearview assembly of claim 1 , further comprising:a light-emitting diode (LED) board that is cooled by the air moving device.3. The rearview assembly of claim 1 , wherein the air moving device includes multiple fans.4. The rearview assembly of claim 1 , wherein the air moving device includes at least one piezoelectric blower.5. The rearview assembly of claim 1 , further comprising:a heat pipe disposed proximate the air moving device.6. The rearview assembly of claim 1 , further comprising:a speed modulating control configured to reduce a speed of the air moving device and reduce a related noise output associated with the speed of the air moving device.7. The rearview assembly of claim 6 , wherein the speed modulating control is operable to change revolutions per minute (RPM) of the air moving device claim 6 , thereby changing the noise output of the air moving device based on a vehicle speed.8. The rearview assembly of claim 7 , wherein the speed modulating control is operable to reduce the volumetric flow rate of the air moving device claim 7 , thereby reducing the speed modulating control noise output when a motor of the vehicle is operating below a threshold revolutions per minute ( ...

WATERPROOF STAGE LAMP STRUCTURE EASY TO DISASSEMBLE AND MAINTAIN AND WATERPROOF STAGE LAMP

The present invention discloses a waterproof stage lamp structure easy to disassemble and maintain and a waterproof stage lamp. According to the present invention, it can be ensured that a power supply of each module is closely connected to a signal interface and the lamp is internally quickly installed and maintained, and it can also be ensured that center axes of center light holes of the modules are concentric and the power supply is automatically docked with or separated from the signal interface during installation or disassembly. 1. A waterproof stage lamp structure easy to disassemble and maintain , comprising an upper shell , a lower shell , a waterproof heat-conducting plate and an anti-loosening connecting piece , wherein the waterproof heat-conducting plate is disposed between the upper shell and the lower shell , and the upper shell , the waterproof heat-conducting plate and the lower shell are detachably connected through the anti-loosening connecting piece;the waterproof stage lamp structure further comprises a lens assembly, the lens assembly, comprises a shell and a lens, the shell is detachably connected to the upper shell and provided with a light outlet, and the lens is disposed at the light outlet;the waterproof stage lamp structure further comprises a main functional module, a front-end functional module, a heat dissipation module and a light source assembly, a sealed chamber is formed between the upper shell and the waterproof heat-conducting plate, the main functional module is located in the sealed chamber and disposed on the waterproof heat-conducting plate, a lens sealing chamber is formed in the shell, the front-end functional module is located in the lens sealing chamber, a heat dissipation chamber is formed between the lower shell and the waterproof heat-conducting plate, the heat dissipation module is located in the heat dissipation chamber, the main functional module is in electrical signal connection with the front-end functional ...

LED System and Housing for Use with Halogen Light Fixtures

An LED optical light engine spotlight which can accommodate a variable number of light-emitting diodes (LEDs) is disclosed. An optical projection lens mounted in front of the LEDs merges the separate LED beams into a single beam, similar to the single beam provided by a halogen light and reflector. A heat sink provides convection cooling up to approximately 100° F. An optional fan provides additional heat dissipation for more extreme conditions. The depicted device can include a vertical tilt of over 200° . Optimally, the depicted device is designed to have a full vertical tilt range between zenith (0 degrees) to horizontal (90 degrees) to full depression (135 degrees). An optional accessory lens provides additional capabilities, including flood lenses, colored lenses and rock guards, for example. The depicted device can be hard wired or wireless. The depicted device can be adapted to many base units and/or pan and tilt platforms. 1. A light assembly for mounting to a base unit comprising:a heat sink having a front, a back, a base and a top, with a plurality of cooling fins extending across at least the base, back, and top of the heat sink, and air channels formed between the cooling fins;a plurality of LEDs arranged on the front of the heat sink;a projection lens arranged over the plurality of LEDs, a first side of the projection lens being substantially flat and facing the plurality of LEDs, a second side of the projection lens having a plurality of protrusions; anda protective lens arranged over the projection lens;wherein the ends of the air channels open towards and terminate adjacent to the protective lens;wherein ambient air enters each air channel when the light assembly is in use and travels around the heat sink before exiting, thereby transferring heat away from the cooling fins.2. The light assembly of claim 1 , wherein the plurality of LEDs are mounted to printed circuit board (PCB).3. The light assembly of claim 1 , further comprising a bezel coupled to ...

WAVELENGTH CONVERSION DEVICE, ILLUMINATION DEVICE, AND PROJECTOR

A wavelength conversion device, an illumination device, and a projector that can efficiently cool a phosphor. A wavelength conversion device includes a substrate including a phosphor layer in which a phosphor is included, a rotating device configured to rotate the substrate, a circulating device that circulates a cooling gas to the substrate, and a housing configured to house the substrate and the circulating device. The housing includes a partition wall configured to separate a first space in which the cooling gas is circulated to the substrate by the circulating device and a second space in which the cooling gas radially delivered from the substrate according to the rotation of the substrate circulates. 1. A wavelength conversion device comprising:a substrate including a phosphor layer in which a phosphor is included;a rotating device configured to rotate the substrate;a circulating device that circulates a cooling gas to the substrate; anda housing configured to house the substrate and the circulating device, whereinthe housing includes a partition wall configured to separate a first space in which the cooling gas is circulated to the substrate by the circulating device and a second space in which the cooling gas radially delivered from the substrate according to the rotation of the substrate circulates.2. The wavelength conversion device according to claim 1 , whereinthe partition wall includes an opening section for circulating the cooling gas to the substrate, andan opening shape of the opening section substantially coincides with a rotation range of the substrate.3. The wavelength conversion device according to claim 1 , wherein the substrate includes claim 1 , on a surface against which the cooling gas is blown claim 1 , a plurality of fins extending from a center side toward an outer side of the substrate.4. A wavelength conversion device comprising:a substrate including a phosphor layer in which a phosphor is included;a rotating device configured to rotate ...

CEILING TILE WITH BUILT-IN AIR FLOW MECHANISM AND UV AIR PURIFYING DEVICE

Disclosed embodiments relate to a combination axial fan and LED lighting system configured to fit into the footprint of a standard ceiling tile. Disclosed embodiments further include ceiling tiles with a built-in fan and/or LED lighting. The disclosed systems may include a housing container and an axial fan. The fan has a fan cavity including air diversion mechanism to direct air from the fan cavity toward the lighting and fan components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. Moreover, disclosed embodiments include one or more UV light sources which irradiate contaminants as air flows through the ceiling tile. 1. An air purifying device , comprising:a ceiling tile having at least one vent and one fan portion;a fan positioned in the fan position;an upper baffle integral with the ceiling tile defining at least a first airway between the fan portion and the vent;a plurality of first guide members positioned within the first airway to direct the air flowing between the fan to the vent, wherein the guide members accommodate a UV-reflective material along a portion of the first guide members;at least a first UV light source mounted in the first airway, wherein the UV light source is a UV-C light source emitting light having a wavelength between 200 and 280 nanometers; andwherein the first guide members are positioned in the first airway to act as a barrier preventing light emitted form the first UV light source from exiting the air purifying device.2. The air purifying device of claim 1 , further comprising at least a second vent claim 1 , and wherein the upper baffle further defines at least a second airway between the fan and the second vent claim 1 , wherein a second UV light source is mounted in the second airway claim 1 , wherein the second airway accommodates a plurality of guide members having a UV-reflective material in at least a portion of the second airway claim 1 , and wherein the second ...

Lighting apparatus

A lighting apparatus for use as a surgical headlamp is disclosed. A light emitting diode is positioned in a recess within a frustoconical, thermally-conductive heat sink that has a several circumferential ridges to provide a desired surface area for heat transfer. The diode and the heat sink are provided in a housing that also includes a fan for drawing ambient air into the housing to contact the heat sink and exhausting heated air. A lens is snap-fit into a slide that frictionally engages the interior of the housing, allowing a user to adjust the spacing between the light emitting diode and the lens as desired. Personal cooling apparatuses usable with the lighting apparatus are also described. Auxiliary undergown switches are also described as are personal cooling apparatuses.

LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS

A light source apparatus according to an embodiment of the present technology includes a light source section and a heat dissipation section. The light source section includes a plurality of light source units. The heat dissipation section includes one or more fins commonly thermally connected to the plurality of light source units, a first mounting portion on which a suction mechanism that sucks heated air through the one or more fins is mounted, and a second mounting portion on an opposite side of the first mounting portion, on which the light source section is mounted, the second mounting portion including a first intake port serving as an intake port for cooling air guided to the one or more fins. 1. A light source apparatus , comprising:a light source section including a plurality of light source units; and one or more fins commonly thermally connected to the plurality of light source units,', 'a first mounting portion on which a suction mechanism that sucks heated air through the one or more fins is mounted, and', 'a second mounting portion on an opposite side of the first mounting portion, on which the light source section is mounted, the second mounting portion including a first intake port serving as an intake port for cooling air guided to the one or more fins., 'a heat dissipation section including'}2. The light source apparatus according to claim 1 , whereinthe heat dissipation section includes a second intake port between the first and second mounting portions.3. The light source apparatus according to claim 2 , whereinthe one or more fins includes a plurality of fins each having a rectangular planar plate shape and superimposed such that peripheral edges are aligned,the first mounting portion is disposed on a first surface in which first edge portions of the plurality of fins are aligned, andthe second mounting portion is disposed on a second surface opposed to the first surface, in which second edge portions opposed to the first edge portions of the ...

SOLID STATE LIGHTS WITH COOLING STRUCTURES

A solid state lighting (SSL) with a solid state emitter (SSE) having thermally conductive projections extending into an air channel, and methods of making and using such SSLs. The thermally conductive projections can be fins, posts, or other structures configured to transfer heat into a fluid medium, such as air. The projections can be electrical contacts between the SSE and a power source. The air channel can be oriented generally vertically such that air in the channel warmed by the SSE flows upward through the channel. 1. A solid state lighting (SSL) device , comprising:a reflector having a face angled relative to a primary direction of the SSL device by a first angle Φ, wherein the face has an edge proximate to a front of the SSL device;a solid state emitter (SSE) angled relative to the primary direction by a second angle θ and angled relative to the face of the reflector by a third angle α, wherein a sum of α and θ is about equal to Φ,wherein light emitted from a first edge of the SSE is directed towards the edge of the reflector, andwherein light emitted from a second edge of the SSE opposite the first edge is reflected by the face of the reflector towards the first edge of the SSE.2. The SSL device of claim 1 , wherein the SSE and reflector are comprised in a housing claim 1 , and wherein the housing includes a channel configured to permit a flow of air across the SSE.3. The SSL device of claim 2 , wherein the channel is configured to permit the flow of air across at least one of an active portion or a back portion of the SSE.4. The SSL device of claim 2 , wherein a back portion of the SSE includes a plurality of thermally conductive projections extending into the channel.5. The SSL device of wherein the channel is open to ambient air at one of the front or the back of the housing.6. The SSL device of claim 2 , further comprising an air pressurizer positioned relative to the channel to drive air through the channel.7. A solid state lighting (SSL) device claim ...

Rotatable optical device housing and mounting platform

A rotatable optical device housing and mounting platform is disclosed. The optical device housing includes a bezel, front housing and rear housing. The optical device housing can include a number of lighting devices, including light-emitting diodes (LEDs), high-intensity discharge (HID) lamps, halogen lights, incandescent lights, or imaging devices, such as cameras, while utilizing the same bezel, front housing and rear housing. The depicted device can include a vertical tilt, which is adjustable either manually or electronically. A slip ring system provides continuous 360° rotation ability, with controllable and adjustable speed settings. Alternatively, a stop can be used instead of the slip ring, wherein the stop serves as a point of reversal of the unit's rotation. The unit contains an optional home position, allowing a user to select a point in the horizontal rotation to which the unit will return at the touch of a button. 1. An optical device assembly for mounting to a surface of a vehicle , the optical device assembly having an optical device housing , the optical device housing comprising:a front housing;a rear housing;a bezel; andan optical device, the optical device selectable from a group of optical devices comprising light-emitting diodes, halogen lamps, high-intensity discharge lamps, cameras, infrared devices, and heat sensitive devices;wherein each member of the group of optical devices is configured to compatibly mount in and dismount from the optical device housing; andwherein the front housing, the rear housing, and the bezel are configured to remain constant when the optical device interchangeably mounted in the optical housing device is exchanged for another member of the group of optical devices.2. The optical device housing of claim 1 , further comprising at least one bearing.3. The optical device housing of claim 2 , wherein the front housing claim 2 , the rear housing claim 2 , the bezel claim 2 , and the at least one bearing are configured to ...

LIGHTING APPARATUS

A lighting apparatus which is held in a state of being suspended from a mounting bracket fixed to a ceiling surface and emits illumination light is provided, and the lighting apparatus includes: an illumination light source for generating the illumination light disposed inside a housing; a projector disposed in an inner space of the housing and configured to project an image onto a projection surface; and a lint disposed in an upper portion inside the housing, wherein an air intake and an air outlet are formed at such positions in the housing that air flow generated by the fan is sucked from a lower portion of the housing, passes upward through a vicinity of the illumination light source and the projector, and is exhausted from the upper portion of the housing. 1. A lighting apparatus which is held in a state of being suspended from a mounting bracket fixed to a ceiling surface or a wall surface and emits illumination light , the lighting apparatus comprising:an illumination light source for generating the illumination light disposed inside a housing;a projector disposed in an inner space of the housing and configured to project an image onto a projection surface; anda fan disposed in an upper portion inside the housing,wherein an air intake and an air outlet are formed at such positions in the housing that air flow generated by the fan is sucked from a lower portion of the housing, passes upward through a vicinity of the illumination light source and the projector, and is exhausted from the upper portion of the housing.2. The lighting apparatus according to claim 1 ,wherein a chassis is disposed inside the housing in a vertical direction, andthe projector is mounted in the chassis and at least the illumination light source is attached to a part of the chassis.3. The lighting apparatus according to claim 2 ,wherein a power source of the projector and a heat dissipating part for dissipating heat of a projector light source for the projector are disposed in different ...

SYSTEM AND METHOD OF SNOW AND ICE REMOVAL

A system for removing snow and ice is provided. The system has a light head mounted to rotate. A light source is mounted in the light head and radiates visible light. An optical train is mounted in the light head adjacent the light source to focus the visible light to a concentrated light beam line that is directionally focused. A controller is in communication with the light head and is programmed to rotate the light head thereby sweeping the concentrated light beam along a surface. 1. A system comprising:a light head mounted to rotate;a light source mounted in the light head and radiating visible light;an optical train mounted in the light head adjacent the light source to focus the visible light to a concentrated light beam line being directionally focused; anda controller in communication with the light head, the controller programmed to rotate the light head thereby sweeping the concentrated light beam along a surface.2. The system according to claim 1 , wherein the controller is programmed to operate the light source based on a weather forecast.3. The system according to claim 1 , wherein the controller is programmed to operate the light source based on an outside temperature.4. The system according to claim 1 , wherein the light head is retractable when not in use.5. The system according to claim 1 , further comprising a plurality of light heads claim 1 , each light head having a light source and an optical train claim 1 , wherein the controller is in communication with each of the light heads.6. A system comprising:a housing;a light source positioned in the housing and radiating generally diffuse visible light;an optical train mounted in the housing adjacent the light source to focus the diffuse visible light to a concentrated light beam line between a first optic and a final optic; andwherein the concentrated light beam has a concentrated power density at a focal distance from the final optic that is greater than a first power density at the first optic.7. ...

Solid state light fixture with enhanced thermal cooling and color mixing

Various system embodiments comprise a substrate of high thermal conductivity, a solid state light emitting device, an electric circuit, and an electric dielectric. The device has a die and a connection point to the die with a low thermal resistance. The connection point is in contact with the substrate. The electric circuit is electrically connected to the light emitting device, and separated from the substrate by the electrical dielectric. Various system embodiments comprise at least four color sources; and a contoller configured to calculate a solution to form a target color using the color sources when the target is outside of a gamut formed by the color sources. The controller is configured to find an equivalent target color with reduced saturation.

ILLUMINATION UNIT AND DISPLAY APPARATUS

There is provided an illumination unit including a light emitting device with a coupling surface, the light emitting device including a terminal provided on the coupling surface, a holding member that houses the light emitting device, a wiring substrate that is provided separately from the coupling surface of the light emitting device and is electrically coupled with the terminal, and a heatsink that includes an adjacent part adjacent to the coupling surface of the light emitting device. 1. An illumination unit comprising:a light emitting device with a coupling surface, the light emitting device including a terminal provided on the coupling surface;a holding member that houses the light emitting device;a wiring substrate that is provided separately from the coupling surface of the light emitting device and is electrically coupled with the terminal; anda heatsink that includes an adjacent part adjacent to the coupling surface of the light emitting device.2. The illumination unit according to claim 1 , wherein the heatsink is provided with a fin.3. The illumination unit according to claim 1 , whereinthe wiring substrate is coupled with the terminal at a position facing the coupling surface, andat least a portion of the adjacent part is provided between the wiring substrate and the coupling surface.4. The illumination unit according to claim 3 , wherein the wiring substrate faces the coupling surface and is bent in a direction intersecting the coupling surface.5. The illumination unit according to claim 1 , wherein the heatsink includes a first adjacent part that is adjacent to a first end portion of the coupling surface claim 1 , and a second adjacent part that is adjacent to a second end portion of the coupling surface.6. The illumination unit according to claim 1 , wherein the heatsink includes a separation part that faces the coupling surface claim 1 , and a joint part that is provided between the separation part and the adjacent part.7. The illumination unit ...

LED LUMINAIRE THERMAL MANAGEMENT SYSTEM

A thermal management system for led luminaires that, in certain embodiments, includes a heat sink, a heat-dissipating pipe, a base plate, a variable speed air-cooling element, an air-directing structure, a temperature measuring element, and a driver that includes at least one of thermal sensing response logic, light-emitting dimming control logic, fan speed control logic and air-cooling element malfunction detection logic. In some instances, the heat sink includes a plurality of fins coupled to a base plate. In some instances, one or more heat-dissipating pipes extend partially inserted along the length of the base plate and outwardly away from an end of the base plate. In some embodiments, an LED PCB assembly is coupled to the base plate. In some embodiments, fan speed variability, LED dimming, or both are engaged in combination with heat transfer and dissipation associated with the heat sink and the one or more heat-dissipating pipes. 1. A thermal management system for LED luminaires comprising:(i) a heat sink comprising a plurality of fins, one or more of the plurality of fins comprising a lower proximal portion and an upper distal portion wherein an end surface of the lower proximal portion of one or more of the plurality of fins are coupled to a base plate;(ii) a heat-dissipating pipe partially inserted along a length of the base plate wherein the heat-dissipating pipe extends outwardly away from an end of the base plate and reverses direction extending further towards and through the upper distal portion of one or more of the plurality of fins;(iii) a programmable driver comprising thermal management control logic;(iv) a temperature measuring element electrically coupled to the programmable driver;(v) a variable speed air-cooling element electrically coupled to the programmable driver; and(vi) an optical element adjacent to a light-emitting diode.2. The thermal management system of wherein the heat-dissipating pipe is positioned in parallel to a line running ...

LIGHT SOURCE DEVICE

A light source device includes a housing having a great length along a predetermined direction, a plurality of light emitting elements which are placed in the housing and are arranged along the predetermined direction, and one or more heat dissipation members which are placed in the housing and are thermally connected with the light emitting elements. A first intake port through which air is sucked into the housing is provided in one end in the housing. An exhaust port through which air is discharged to an outside is provided in the other end in the housing. A space where the other side in the predetermined direction faces the heat dissipation member is formed in the housing. A second intake port through which air is sucked into the space from the outside is provided in a side surface between the first intake port and the exhaust port in the housing. 112-. (canceled)13. A light shielding case attached to a light source device , wherein a housing configured to have a length along a predetermined direction,', 'a plurality of light emitting elements configured to be placed in the housing and arranged along at least the predetermined direction,', 'one or a plurality of heat dissipation members configured to be placed in the housing and thermally connected with the light emitting elements,', 'a first intake port through which air is sucked into the housing from an outside provided in one end on one side of the housing in the predetermined direction, and', 'an exhaust port through which air is discharged to the outside from the housing provided in another end on an other side of the housing in the predetermined direction,, 'the light source device includesthe light shielding case attached to the housing, andthe light shielding case is configured to shield light of the light source device so as to prevent the light from escaping to the outside.14. The light shielding case according to claim 13 , whereinthe housing is provided with a light emission window configured to ...

Cooling device

A cooling device includes a fan for blowing air to a control board arranged on the downstream side by rotation of a rotator. The cooling device further includes a bypass structure provided so as to avoid the rotator and configured to oil liquid to flow, at least, from the upstream side of the fan to the downstream side of the fan, and a gutter provided on the upstream side of the fan to lead the oil liquid to the bypass structure.

PHOSPHOR WHEEL APPARATUS, LIGHTING APPARATUS, AND PROJECTION TYPE IMAGE DISPLAY APPARATUS

A phosphor wheel apparatus includes: a substrate made of a heat conductive material having a first light reflectance, the substrate having first and second surfaces facing each other; a phosphor layer disposed on the first surface of the substrate; an adhesive layer bonding the substrate and the phosphor layer to each other; and a plurality of fins disposed on the second surface of the substrate, wherein the adhesive layer includes an adhesive having first thermal conductivity and filler particles, and the filler particles have second thermal conductivity higher than the first thermal conductivity, and have a second light reflectance higher than the first light reflectance. 1. A phosphor wheel apparatus comprising:a substrate made of a heat conductive material having a first light reflectance, the substrate having first and second surfaces facing each other;a phosphor layer disposed on the first surface of the substrate;an adhesive layer bonding the substrate and the phosphor layer to each other; anda plurality of fins disposed on the second surface of the substrate;wherein the adhesive layer includes an adhesive having first thermal conductivity and filler particles, andthe filler particles have second thermal conductivity higher than the first thermal conductivity, and have a second light reflectance higher than the first light reflectance.2. The phosphor wheel apparatus according to claim 1 , wherein the phosphor layer is made of a ceramic.3. The phosphor wheel apparatus according to claim 1 , wherein the filler particles are made of titanium oxide.4. The phosphor wheel apparatus according to claim 1 , further comprising a reflective layer formed between the substrate and the adhesive layer.5. The phosphor wheel apparatus according to claim 1 , further comprising a drive apparatus which rotates the substrate claim 1 , wherein the substrate has a circular shape claim 1 , and the phosphor layer has a ring shape.6. The phosphor wheel apparatus according to claim 5 , ...

Lamp having a laminar heat sink, and a method for its manufacture

Disclosed is a lamp with a laminar heat sink assembly. The lamp includes a plurality of thermally conducting plates, each thermally conducting plate comprising a bonding portion and a heat-dissipating structure, the bonding portions of the plurality of thermally conducting plates fixed together to form a laminar block. The lamp includes a light source thermally connected to the laminar block. 1. A lamp with a laminar heat sink assembly , the lamp comprising:a plurality of thermally conducting plates, each thermally conducting plate comprising a bonding portion and a heat-dissipating structure, the bonding portions of the plurality of thermally conducting plates fixed together to form a laminar block; anda light source thermally connected to the laminar block.2. A lamp according to claim 1 , wherein each bonding portion of the bonding portions of the plurality of thermally conducting plates comprises a first surface and a second surface claim 1 , and wherein the first surface of at least one first bonding portion is fixed against the second surface of at least one second bonding portion.3. A lamp according to claim 2 , wherein the first surface of the at least one first bonding portion is fused to the second surface of the at least one second bonding portion;4. A lamp according to claim 1 , wherein the plurality of bonding portions are fixed together using a plurality of fasteners.5. A lamp according to claim 1 , wherein the bonding portion of each of the plurality of thermally conducting plates is substantially flat.6. A lamp according to claim 1 , wherein the at least one heat dissipation structure of each heat conducting plate comprises at least one wing.7. A lamp according to claim 6 , wherein each wing has at least one perforation.8. A lamp according to claim 6 , wherein the wing of each thermally conducting plate projects from the laminar block at a different angle from each wing of each adjacent thermally conducting plate.9. A lamp according to claim 8 , ...

VARIABLE LUMEN OUTPUT AND COLOR SPECTRUM FOR LED LIGHTING

An adjustable LED lighting system may allow for a variable lumen output, an estimation of remaining life expectancy, and/or control of lighting intensity, color temperature, and/or wavelength distribution. An LED lighting system may be capable of mimicking externally monitored, remote controlled, pre-defined, user-selected, or other lighting conditions. An LED lighting system may alloy for a variable lumen output by monitoring a temperature associated with one or more LEDs and increasing or decreasing current flow to maintain the monitored temperature below a maximum temperature. The remaining life may be estimated based on historical runtime and temperature data. 1. An LED lighting system , comprising:a plurality of light-emitting diodes (LEDs) located within a space at least partially enclosed by a structural boundary;at least one driver to drive the plurality of LEDs;a penetrant in thermal communication with the plurality of LEDs penetrating the structural boundary and extending exterior to the at least partially enclosed space;at least one heat sink to dissipate thermal energy produced by the LEDs located exterior to the at least partially enclosed space and in thermal communication with the penetrant; and a temperature module to determine a temperature associated with the LED lighting system and compare it with the maximum value;', 'a current module configured to set the current flow to a first value based on the determined temperature being below the maximum value,', 'wherein the first value corresponds to a first lighting intensity of the plurality of LEDs; and', 'a threshold module configured to decrease the current flow to a second, lesser, non-zero value based on the determined temperature being within a predetermined range of the maximum value,', 'wherein the second, lesser, non-zero value corresponds to a second, non-zero lighting intensity of the plurality of LEDS that is less than the first lighting intensity., 'a power adjustment module to modify a ...

LIGHT CONVERSION DEVICE, LIGHT SOURCE APPARATUS, AND PROJECTOR

A light conversion device of the disclosure includes a heat dissipation substrate having a surface that is provided with a phosphor, and a plurality of heat dissipation fins that are attached to the heat dissipation substrate and rotate together with the heat dissipation substrate by causing a cooling medium to pass therethrough. 1. A light conversion device comprising:a heat dissipation substrate having a surface that is provided with a phosphor; anda plurality of heat dissipation fins that are attached to the heat dissipation substrate, and rotate together with the heat dissipation substrate by causing a cooling medium to pass therethrough.2. The light conversion device according to claim 1 , wherein the plurality of heat dissipation fins are attached to a surface claim 1 , of the heat dissipation substrate claim 1 , that is provided with the phosphor claim 1 , a surface opposite to the surface that is provided with the phosphor claim 1 , or an outer circumference of the heat dissipation substrate.3. The light conversion device according to claim 1 , further comprising a bearing unit having a main shaft attached to a center part of the heat dissipation substrate.4. The light conversion device according to claim 3 , further comprising a fan that sends the cooling medium to the heat dissipation fins from upper side or lower side of the main shaft when viewed in a direction in which the shaft is attached.5. The light conversion device according to claim 3 , further comprising a fan that sends the cooling medium from a first direction to the heat dissipation fins located on upper side of the main shaft when viewed in a direction in which the shaft is attached claim 3 , and sends the cooling medium from a second direction opposite to the first direction to the heat dissipation fins located on lower side.6. The light conversion device according to claim 3 , further comprising a fan that sends the cooling medium to the heat dissipation fins from a direction same as a ...

Lighting device with a silent large-volume air duct structure

The application discloses a lighting device with a silent large-volume air duct structure, which comprises an outer shell and an inner shell. The inner shell is embedded and installed on the end face of the outer shell, and a gap between the outer periphery of the inner shell and the inner side of the outer shell forms an air outlet duct. The outer shell or the inner shell is also provided with an air inlet, and an air suction part is arranged corresponding to the air inlet. The cross-sectional shape of the air outlet duct includes an acceleration air duct whose width gradually decreases from inner to outer, and a trumpet-shaped opening connected at the end of the acceleration air duct and connected with the outside, and its technical scheme overcomes the problems in the existing technology that the fan lamp is large in size and generates noise, etc.

Uv led systems and methods

Ultra violet light-emitting diode (hereafter UV LED) curing units containing one or X array or XY arrays of UV LED modules with integrated optical, mechanical, and heat dissipation systems, and one, or X array, or XY arrays of extrusions with integrated air or liquid cooling systems to receive and house the integrated UV LED. The UV LED modules may be any size or shape depending on the power requirements of a given curing application. The LED chips or the groups of LED chips used for the above UV LED modules may be in other wavelengths for other applications. The UV LED modules have excellent heat dissipation because the LED chips or groups of LED chips are directly mounted on metal extrusion. The LED modules also have a single optical lens system between the LED chips and the surrounding ambient air.

STAGE LIGHT FIXTURE

A stage light fixture is provided with a light source and with a cooling assembly configured to cool the light source; the cooling assembly comprises at least one cooling device configured to generate a flow of cooling air through an outlet opening having an elongated shape along a main axis. 11015101522242325232512. Stage light fixture comprising a light source () and a cooling assembly () for cooling the light source (); the cooling assembly () comprising at least one cooling device (; ) configured to produce a cooling air flow through an outlet opening (; ); the outlet opening (; ) having an elongated shape along a main axis (C; C).222242834. Light fixture according to claim 1 , wherein the cooling device (; ) comprises at least one fan (; ).32834303612. Light fixture according to claim 2 , wherein the fan (; ) is a tangential fan comprising at least one impeller (; ) rotating about a rotation axis (D; D).430361212. Light fixture according to claim 3 , wherein the impeller (; ) has a length measured along the rotation axis (D; D) greater than the diameter perpendicular to the rotation axis (D; D).5303612232512. Light fixture according to claim 4 , wherein the length of the impeller (; ) measured along the rotation axis (D; D) is substantially equal to the length of the outlet opening (; ) measured along the main axis (C; C).624222523252321. Light fixture according to claim 1 , comprising a further cooling device (; ) configured to produce a further cooling air flow through a further outlet opening (; ); the further outlet opening (; ) having an elongated shape along a further main axis (C; C).724223428. Light fixture according to claim 6 , wherein the further cooling device (; ) comprises at least one further fan (; ).83428363021. Light fixture according to claim 7 , wherein the further fan (; ) is a tangential fan comprising at least one further impeller (; ) rotating about a further rotation axis (D; D).936302121. Light fixture according to claim 8 , wherein ...

LAMP WITH HEAT SINK AND ACTIVE COOLING DEVICE

A lamp comprising a light source comprising at least one solid state emitter. The lamp comprises a heat sink body in thermal communication with said light source. At least one air flow nozzle is present in the lamp to direct air flow across at least a portion of the heat sink body. The lamp further comprises an active cooling device, in which the active cooling device is in fluid communication with the at least one air flow nozzle and is configured to provide a flow of air to the at least one air flow nozzle. The lamp further comprises driver electronics configured to provide power to each of the light source and the active cooling device, wherein the driver electronics are remote from the active cooling device. 123.-. (canceled)24. A lamp comprising:a light source comprising at least one solid state emitter;a heat sink body in thermal communication with the light source;at least one air flow nozzle to direct air flow across at least a portion of the heat sink body;an active cooling device, wherein the active cooling device is in fluid communication with the at least one air flow nozzle and is configured to provide a flow of air to the at least one air flow nozzle; anddriver electronics configured to provide power to each of the light source and the active cooling device, and remote from the active cooling device;wherein the lamp is configured to operate on a power level greater than 15 W of input power and possesses sufficient cooling ability for an efficiency of at least 60 LPW when the lamp is in operation.25. The lamp in accordance with claim 24 , wherein the lamp further comprises one or more optical element for distributing light claim 24 , wherein the one or more optical element is configured to provide a substantially uniform omnidirectional light distribution from the lamp when the lamp is in operation.26. The lamp in accordance with claim 24 , wherein the lamp comprises a geometric configuration which substantially conforms to the ANSI A19 volumetric ...

METHOD TO CLEAN AIR UTILIZING A BUILT-IN AIR FLOW MECHANISM

Disclosed embodiments relate to a combination axial fan and LED lighting system configured to fit into the footprint of a standard ceiling tile. Disclosed embodiments further include ceiling tiles with a built-in fan and/or LED lighting. The disclosed systems may include a housing container and an axial fan. The fan has a fan cavity including air diversion mechanism to direct air from the fan cavity toward the lighting and fan components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. Moreover, disclosed embodiments include one or more UV light sources which irradiate contaminants as air flows through the ceiling tile. 120.-. (canceled)21. A method for utilizing an air circulation device to clean air in a room , comprising the steps of:mounting an air circulation device in the structure of a building adjacent a room wherein the air circulation device includes a housing, an inlet vent and an outlet vent in the housing, a first fan mounted to the housing adjacent the inlet vent, a baffle mounted in the housing and defining a first airway between the fan and the inlet vent; a UV kill chamber mounted in the first airway; and the UV kill chamber including a UV light source and a UV shield adapted to block US light generated by the UV light source from exiting the first airway, and an outlet vent positioned adjacent the first airway;circulating air from the room by means of the first fan wherein the air from the room is circulated through the first fan and the baffle into the UVC kill chamber in the first airway;irradiating the air in the UVC kill chamber with the UVC light source;shielding the UV light emitted from the light source from being emitted into the room through the outlet vent by positioning a UV shield between the first airway and the UV light source; andcirculating air from the UVC kill chamber through the outlet vent into the room.22. The method for utilizing an air circulating device to clean air ...

LIGHT SOURCE DEVICE, DUST COLLECTING MEMBER, AND PROJECTOR

A light source which has a housing accommodating a light source lamp and having an exhaust port, a duct, and a fan are provided. The duct has an inlet facing the exhaust port, a branching part which branches air from the inlet, a duct part extending in a first direction orthogonal to an opening plane of the exhaust port, and a duct part extending in a second direction intersecting with the first direction. The fan is arranged in a position for sucking the air circulating through the duct part. The duct part has a plurality of sidewall parts, an opening, and a mesh. 1. A projector comprising:a light source device having a light source lamp and a housing for accommodating the light source lamp inside;a duct through which air discharged from the housing circulates; anda fan which discharges the air circulating through the duct, to outside the duct;wherein the housing has an exhaust port for discharging the air in the housing,the duct includes:an inlet which faces the exhaust port and introduces the air discharged from the exhaust port into the duct;a branching part which branches the air introduced from the inlet;a first duct part which extends along a first direction that is a direction orthogonal to an opening plane connecting an edge of the exhaust port and also heading toward the inlet from the exhaust port, and through which the air introduced from the inlet can circulate via the branching part; anda second duct part which extends from the branching part, along a second direction intersecting with the first direction, and through which the air introduced from the inlet can circulate via the branching part,the fan is arranged at a position for sucking the air circulating through the second duct per,the first duct part includes:a plurality of sidewall parts forming the first duct part;an opening which is formed at least in one of the plurality of sidewall parts and through which the air circulating through the first duct part is discharged out of the first duct part ...

LAMP WITH HEAT SINK AND ACTIVE COOLING DEVICE

A lamp comprising a light source comprising at least one solid state emitter. The lamp comprises a heat sink body in thermal communication with said light source. At least one air flow nozzle is present in the lamp to direct air flow across at least a portion of the heat sink body. The lamp further comprises an active cooling device, in which the active cooling device is in fluid communication with the at least one air flow nozzle and is configured to provide a flow of air to the at least one air flow nozzle. The lamp further comprises driver electronics configured to provide power to each of the light source and the active cooling device, wherein the driver electronics are remote from the active cooling device. 1. A lamp comprising:a light source comprising at least one solid state emitter;a heat sink body in thermal communication with the light source;at least one air flow nozzle to direct air flow across at least a portion of the heat sink body;an active cooling device, wherein the active cooling device is in fluid communication with the at least one air flow nozzle and is configured to provide a flow of air to the at least one air flow nozzle; anddriver electronics configured to provide power to each of the light source and the active cooling device, and remote from the active cooling device.2. The lamp in accordance with claim 1 , wherein the at least one active cooling device comprises at least one of synthetic jet claim 1 , fan or piezojet.3. The lamp in accordance with claim 1 , wherein the lamp further comprises one or more optical element for distributing light claim 1 , wherein the one or more optical element is configured to provide a substantially uniform omnidirectional light distribution from the lamp when the lamp is in operation.4. The lamp in accordance with claim 1 , wherein the lamp comprises a geometric configuration which substantially conforms to the ANSI A19 volumetric profile.5. The lamp in accordance with claim 1 , wherein the lamp is ...

Method and apparatus for horticultural lighting with enhanced dimming and optimized efficiency

A method and apparatus for a horticultural light for use in a horticultural facility that uses both continuous current control and discontinuous current control to select an intensity for each LED string in the horticultural light. Continuous current control eciis selected when the horticultural light is operating above a threshold intensity and discontinuous current control is selected when the horticultural light is operating below the threshold intensity for enhanced dimming fidelity. A CPU detects the number of LED strings present in the horticultural light and determines the optimal operating voltage for each detected LED string based upon the detected forward voltage of each detected LED string. Based upon the optimal operating voltage determined for each LED string, the CPU may additionally select an optimized current stabilization network for each detected LED string.

FIELD REPLACEABLE POWER SUPPLY CARTRIDGE

A field replaceable power supply cartridge is provided for coupling with a socket. The cartridge has a latch mechanism that can be actuated by the user to couple the cartridge to the socket, such that latches of the cartridge releasably engage recessed portions in the socket. The cartridge has a key feature that corresponds to a key feature on the socket, allowing the cartridge to be coupled to the socket in only one orientation, thereby preventing the incorrect electrical connection between the cartridge and the socket. The cartridge can have a multi-pin electrical connector for coupling to a corresponding connector on the socket. The socket can be a relatively short socket, where the electrical wires are bottom fed, or can be a relatively tall socket, where the electrical wires are side fed via one or more openings in the body of the socket. 1. (canceled)2. A power supply system , comprising:a power supply cartridge including a cartridge body having a plurality of sides, a one of the sides of the cartridge body having an electrical connector, a key feature being defined on the one of the sides of the cartridge body, the key feature having a protruding portion including four side walls, a first one of the side walls of the protruding portion of the key feature having a first length being different than a second length of a second one of the side walls of the protruding portion of the key feature;a socket including a socket body being coupleable to an electrical wire and having a plurality of sides, a one of the sides of the socket body having another electrical connector adapted for being releasably coupled with the electrical connector of the cartridge body, another key feature being defined on the one of the sides of the socket body, the another key feature having a recessed portion including four side walls, a first one of the side walls of the recessed portion of the another key feature having a first length being different than a second length of a second one ...

COMBINATION BUILT-IN AIR FLOW MECHANISM, GROW LIGHTING AND BUG KILLER

Disclosed embodiments relate to a combination axial fan, LED lighting system and electric blue killer. The disclosed systems may include a housing forming an air chamber and an axial fan. The fan may include a fan cavity having an air diversion mechanism to direct air from the fan cavity toward the lighting, fan and electric bug killing components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. The LED light fixture emits a blue or light blue light which attracts bugs. Moreover, disclosed embodiments include one or more electric bug killing devices to kill any bugs as air flows through the air chamber. The present invention may also include grow light fixture in the housing. 1. The combination air recirculation , light fixture and bug removal apparatus comprising:a housing, the housing comprising a fan chamber and a separate air chamber;a fan positioned within the fan chamber of the housing, said fan supported by a fan support wherein said fan is configured to propel air into the air chamber;an LED light fixture positioned within the air chamber, wherein the fan operates to direct air from the fan chamber into the air chamber such that a portion of the air is propelled about the LED lighting fixture to dissipate heat from the LED light fixture, the LED light fixture emits light having a wave length in a range between 400 nanometers to 500 nanometers;a diffuser in the fan chamber to direct air from the fan chamber to the air chamber; andan electric bug killing apparatus positioned in the air chamber.2. The combination air recirculation claim 1 , light fixture and bug removal apparatus of claim 1 , further comprising a filter positioned within the air chamber of the housing.3. The combination air recirculation claim 1 , light fixture and bug removal apparatus of claim 1 , further comprising a lens affixed to the housing to form part of the air chamber.4. The combination air recirculation claim 1 , light ...

ILLUMINANT MODULE

An illuminant module includes a first illuminant unit, a second illuminant unit, a first phosphor layer, and a second phosphor layer. The first illuminant unit includes one or more first LED dice and a current regulator electrically connected to the LED dice in series. The second illuminant unit includes one or more second LED dice. The first phosphor layer at least covers the first LED dice, wherein first phosphor layer and the first LED dice collectively provide an emission having a first color temperature. The second phosphor layer at least covers the second LED dice, wherein second phosphor layer and the second LED dice collectively provide an emission having a second color temperature, the current regulator is configured to adjust currents flowing to the first illuminant unit and the second illuminant unit for changing luminous flux of emissions emitted from the first illuminant unit and the second illuminant unit. 1. An illuminant module , comprising:at least one first illuminant unit comprising one or more first light emitting diode (LED) dice and a current regulator electrically connected to the light emitting diode dice in series;at least one second illuminant unit comprising one or more second LED dice;a first phosphor layer at least covering the first LED dice, wherein first phosphor layer and the first LED dice collectively provide an emission having a first color temperature;a second phosphor layer at least covering the second LED dice, wherein second phosphor layer and the second LED dice collectively provide an emission having a second color temperature;wherein the current regulator is configured to adjust currents flowing to the first illuminant unit and the second illuminant unit for changing luminous flux of emissions emitted from the first illuminant unit and the second illuminant unit to adjust a color temperature of the illuminant module.2. The illuminant module of claim 1 , further comprising a substrate claim 1 , the first illuminant unit and ...

FLOODLIGHT

A floodlight includes a light source, a support member that supports the light source, and a fan that cools the light source by generating an air flow on a surface of the support member. The light source is supported on a front face of the support member and emits light forward with respect to the support member. The fan is disposed rearward of the support member, at a position facing the support member. 1. A floodlight comprising:a light source;a support member that supports the light source; anda fan that cools the light source by generating an air flow on a surface of the support member, whereinthe light source is supported on a front face of the support member and emits light forward with respect to the support member, andthe fan is disposed rearward of the support member, at a position facing the support member.2. The floodlight according to claim 1 , further comprising:a housing that has an internal space in which the light source, the support member, and the fan are housed; anda wall that partitions the internal space into a first internal space and a second internal space, whereinthe light source and the support member are disposed in the first internal space,the fan is disposed in the second internal space,the housing includes one or more first vents that connect the first internal space to an external space, and a second vent that connects the second internal space to the external space,the wall has an opening that connects the first internal space and the second internal space, andthe fan faces the support member via the opening.3. The floodlight according to claim 2 , whereinthe support member includesa control board that has a driving circuit for driving the light source and supports the light source, anda heat-radiating member that is in contact with the control board, andthe fan generates an air flow on a surface of the heat-radiating member.4. The floodlight according to claim 3 , whereinthe light source is disposed on a front face of the control ...

Modular luminaire system

A modular cube shaped light emitting diode (LED) luminaire that can be cascaded, or interconnected, to create a larger, higher power LED luminaire that produces more light than the modular LED luminaire is disclosed. Each modular LED luminaire comprises a housing, a heat sink, a power/control circuit board (PCB-A) and an LED circuit board (PCB-B). An optional fan and a metallic heat sink are also enclosed inside the modular LED luminaire housing/shell. The modular LED luminaire provides optical expansion across interconnected modular LED luminaires. The LEDs and heat sinks are easily removable for defect replacement, LED light replacement and upgrade, without uninstalling the entire luminaire. Secondary side processor control of the feedback regulator allows sensor, radio module, user inputs etc. to reside on the “safe” isolated (low voltage) secondary side of the supply can then be used to safely make changes (an allowable UL approval) in the regulated output drive to the LEDs.

ILLUMINATION APPARATUS INCLUDING TUBULAR HEAT SINK FOR FACILITATING COOLING BY AIR CONVECTION OR FORCED AIR

The disclosure relates to an illumination apparatus configured to expel internally-generated heat to keep light sources operating within a desirable temperature range to prevent damage to and prolong the operational life of the light sources. To effectuate heat removal, the apparatus includes a tubular structure defining a channel interposed between first and second ports, wherein the light sources are thermally coupled to the tubular structure. During operation, the light sources generate light and heat. The tubular structure is configured to draw the heat from the one or more light sources. The heat drawn by the tubular structure produces air convection within the channel such that air moves from the second port to the first port by way of the channel, or moves from the first port to the second port by way of the channel. One or more fans may be provided to generate forced air through the channel of the tubular structure. 1. An illumination apparatus , comprising:a tubular structure defining a first channel interposed between a first port and a second port; andone or more light sources thermally coupled to the tubular structure, wherein the one or more light sources generate light and heat in response to receiving power, wherein the heat generated by the one or more light sources produces air convection within the first channel such that air moves from the second port to the first port by way of the first channel, or moves from the first port to the second port by way of the first channel.2. The illumination apparatus of claim 1 , wherein the tubular structure comprises a substantially uniform circular cross-section claim 1 , a substantially uniform square cross-section claim 1 , a substantially uniform rectangular cross-section claim 1 , or a substantially uniform triangular cross-section claim 1 , throughout a height of the tubular structure.3. The illumination apparatus of claim 1 , further comprising one or more fins situated within the first channel of the ...

SITE LIGHT

A site light includes a body, an arm coupled to the body having an adjustable arm length, a light assembly coupled to the arm opposite the body, and a drive mechanism with a crank arm rotatable about a first axis. Rotating the crank arm in a first direction causes the arm length to increase. Rotating the crank arm in a second direction causes the arm length to decrease. The drive mechanism is adjustable between a first configuration, where the crank arm can only rotate in the first direction, and a second configuration, where the crank arm can be rotated in the first direction and the second direction. 1) A site light comprising:a body;an arm coupled to the body having an adjustable arm length;a light assembly coupled to the arm opposite the body; anda drive mechanism with a crank arm rotatable about a first axis, wherein rotating the crank arm in a first direction causes the arm length to increase, and wherein rotating the crank arm in a second direction causes the arm length to decrease,wherein the drive mechanism is adjustable between a first configuration, where the crank arm can only rotate in the first direction, and a second configuration, where the crank arm can be rotated in the first direction and the second direction.2) The site light of claim 1 , wherein the drive mechanism includes a shaft mounted for rotation with respect to the body and coupled to the crank arm for rotation together therewith claim 1 , and wherein the drive mechanism includes a rotation limiter in selective engagement with the shaft.3) The site light of claim 2 , wherein the shaft is in engagement with the rotation limiter when the drive mechanism is in the first configuration claim 2 , and wherein the shaft is not in engagement with the rotation limiter when the drive mechanism is in the second configuration.4) The site light of claim 3 , wherein the rotation limiter includes a one-way bearing.5) The site light of claim 1 , wherein the drive mechanism is adjustable between the first ...

LED HEATER SYSTEM AND METHOD

The present disclosure includes an apparatus and method relating to LED fixtures having an LED module capable of operating at a temperature. The LED module is also capable of being operated within a desired temperature range having an upper limit and a lower limit. A fan is operable for cooling the LED module when the temperature of the LED module approaches the upper limit. A heater is operable for heating the LED module when the temperature of the LED module approaches the lower limit. A heat sink may be in thermal communication with the LED module such that the fan may cool and the heater may heat the heat sink. The controller may also be configured to selectively activate the heater and the fan. The controller may also be in electrical communication with a temperature sensor which is in thermal communication with the LED module such that the controller may read the temperature of the LED module. The controller may activate the fan and/or the heater depending on the temperature of the LED module. 1. An LED fixture comprising:a housing;a heat sink supported by said housing;an LED module in thermal communication with said heat sink; anda heater in thermal communication with said LED module wherein when said LED module is inactive, said heater can be driven to add heat to said LED module.2. The LED fixture of further including means for controlling the amount of heat added by said heater to said LED module.3. The LED fixture of wherein the amount of heat added by said heater to said LED module is controllable.4. The LED fixture of wherein said heater is a resistor.5. The LED fixture of wherein said heater is a semiconductor.6. The LED fixture of wherein said semiconductor is a MOSFET.7. The LED fixture of further including a Fresnel lens supported from said housing.8. The LED fixture of wherein said heater adds heat to said heat sink.9. The LED fixture of wherein said heater adds heat directly to said LED module.10. The LED fixture of further comprising a controller ...

HIGH -BRIGHTNESS PANEL HEAT-DISSIPATING APPARATUS

A high-brightness panel heat-dissipating apparatus includes a frame for fixing the high-brightness panel in place, with a top gap disposed between the high-brightness panel and a ceiling of the frame; a transparent plate disposed in front of the frame, with a front gap disposed between the transparent plate and an observation portion of the high-brightness panel; a roller-style fan disposed between the high-brightness panel and a floor of the frame; a heat-dissipating plate disposed behind the frame, with a rear gap disposed between the heat-dissipating plate and the rear of the high-brightness panel; a gas-discharging opening formed at the heat-dissipating plate and positioned near the top of the frame; a gas-guiding opening formed at the heat-dissipating plate and disposed below the gas-discharging opening; a gas-discharging fan disposed at the gas-discharging opening; and a gas-guiding fan disposed at the gas-guiding opening. The gas-discharging and gas-guiding openings communicate with rear gap. 1. A high-brightness panel heat-dissipating apparatus , adapted to dissipate heat from a high-brightness panel , the high-brightness panel heat-dissipating apparatus comprising:a frame for fixing the high-brightness panel in place, with a top gap disposed between the high-brightness panel and a ceiling of the frame;a transparent plate disposed in front of the frame, with a front gap disposed between the transparent plate and an observation portion of the high-brightness panel;at least a roller-style fan disposed between the high-brightness panel and a floor of the frame;a heat-dissipating plate disposed behind the frame, with a rear gap disposed between the heat-dissipating plate and a rear portion of the high-brightness panel;at least a gas-discharging opening penetratingly disposed at the heat-dissipating plate and positioned proximate to the top of the frame;at least a gas-guiding opening penetratingly disposed at the heat-dissipating plate and disposed below the gas- ...

COMBINATION MOBILE BUILT-IN AIR FLOW MECHANISM AND LED KILL CHAMBER

Disclosed embodiments relate to a combination axial fan and LED lighting system configured to fit into the footprint of a standard ceiling tile. Disclosed embodiments further include ceiling tiles with a built-in fan and/or LED lighting. The disclosed systems may include one or more UV-C light sources which irradiate contaminants as air flows through the UV-C unit. The UV-C unit is mounted on either a universal mounting mechanism or a mobile support unit to provide mobility to the UV-C unit. 1. A mobile air purifying device , comprising:a UV-C unit having at least a vent and a fan portion;an enclosure to the UV-C unit wherein the UV-C unit defines at least an airway between the fan portion and the vent;a fan positioned in the fan portion adapted to guide air to the UV-C airway;{'b': 200', '280, 'a UV light source mounted in the UV-C airway, wherein the UV light source is a UV-C light source emitting light having a wavelength between and nanometers directed into the UV-C airway;'}an air diversion mechanism positioned in the UV-C airway, wherein the air diversion mechanism is configured to direct air guided by the fan to a UV-C kill chamber housing the UV light source;a baffle is positioned in the UV-C kill chamber to act as a barrier preventing light emitted from the UV light source from exiting the air purifying device;the enclosure including a mount to affix the UV-C unit to a frame having a rigid support; anda base affixed to the frame.2. The mobile air purifying device of claim 1 , wherein the UV-C kill chamber accommodates a UV reflective material.3. The mobile air purifying device of claim 1 , wherein the enclosure has an interior surface which includes a UV reflective material.4. The UV-C unit of claim 1 , further comprising a universal mounting mechanism affixed to the base.5. The UV-C unit of claim 4 , wherein the universal mounting mechanism is a clamp.6. The UV-C unit of claim 4 , wherein the universal mounting mechanism is a suction mount.7. The UV-C unit ...

LIGHT EMITTING APPARATUS

Provided is a small-sized light emitting apparatus having a configuration capable of uniformly cooling multiple LEDs. A light emitting apparatus, which emits linear light, includes: a light source unit which has multiple light sources that are disposed on a surface of a substrate in parallel in a first direction; a heat dissipation unit which has multiple heat radiation fins formed in the first direction, and is thermally coupled to a rear side of the substrate; a partition plate which forms a first air channel surrounding the multiple heat radiation fins; a housing which forms a second air channel between the housing and the partition plate; and a cooling fan which receives air from the outside, guides the air to the second air channel, and forms an airflow in the first direction. 1. A light emitting apparatus which emits , onto an irradiation surface , linear light that extends in a first direction and has a predetermined line width in a second direction orthogonal to the first direction , the light emitting apparatus comprising:a light source unit which has a substrate that extends in the first direction, and multiple light sources that are disposed on a surface of the substrate in parallel in the first direction;a heat dissipation unit which has multiple heat radiation fins that are formed at predetermined intervals in the first direction, and is thermally coupled to a rear side of the substrate;a partition plate which forms a first air channel surrounding the multiple heat radiation fins;a housing which accommodates the light source unit, the heat dissipation unit, and the partition plate and forms a second air channel between the housing and the partition plate; anda cooling fan which receives air from the outside, guides the air to the second air channel, and forms an airflow in the first direction in the second air channel,wherein the partition plate has a communication port formed to be in communication with the first air channel and the second air channel, ...

MILITARY PROJECTOR

A military projector comprises a tubular housing that contains a high intensity lamp, a reflecting mirror behind the high intensity lamp, a negative lens which is carried in a first mounting member located in front of the lamp, and a pair of positive meniscus lenses which axe mounted in a second mounting member spaced from and movable relative to the negative lens so that the distance between the negative and positive lenses can be varied. A carrier member having a clear opening and an opening containing a filter is located between the negative and positive lenses. A moving means moves the carrier member between a first position in which the light passes through the filter before reaching the positive meniscus lenses and a second position in which the light passes through the clear opening. An elongated tubular electromagnetic shield extends beyond the meniscus lenses. 2) A military projector as claimed in characterised in that both the mounting means are cylindrical or have cylindrical parts and are capable of relative rotation.3) A military projector as claimed in characterised in that the second mounting member is rotatable relative to the first mounting member which is fixed.4) A military projector as claimed in characterised in that there is provided cam and cam follower means connecting the two mounting members so that when there is relative rotation between the mounting members claim 3 , the second mounting member will be moved towards or away from the first mounting means.5) A military projector as claimed in characterised in that the cam and cam follower means comprise a plurality of cams and a plurality of cam followers respectively engaging the cams.6) A military projector as claimed in characterised in that the cams are cam grooves formed in the first mounting member and the cam followers are pins carried by the second mounting member.7) A military projector as claimed in characterised in that a toothed part is mounted on the second mounting means and a ...

Atmospheric Greenhouse Gas Removal

A material (such as potassium hydroxide or ammonia) capable of reacting with ambient carbon dioxide to produce fertilizer is placed in the path of ambient air movement. Desirably the material is associated with a fabric which in turn is associated with a vane of a vertical axis wind turbine, the turbine performing useful work as well as supporting the material which produces a fertilizer. A misting system controlled by a controller may automatically apply a water mist to the material if the humidity is below a predetermined level. The fabric with produced nitrogen and/or potassium fertilizer may be placed directly into contact with soil, or shredded first, or burned to produce energy and an ash (and the ash applied to the soil). The wind turbine may have a convenient, versatile mounting system with three adjustable legs supporting a central component, and the spokes of the wind turbine may be slotted for easy assembly with vanes. 1. A method of removing carbon dioxide from substantially ambient air by placing at least one material capable of reacting with carbon dioxide to produce fertilizer in the path of movement of substantially ambient air.2. A method as recited in wherein the material comprises a potassium and/or nitrogen containing compound that will ultimately react with ambient carbon dioxide.3. A method as recited in wherein the fertilizer produced is potassium carbonate claim 2 , potassium bicarbonate claim 2 , and/or ammonium bicarbonate claim 2 , and is ultimately put into contact with soil to fertilize plants.4. A method as recited in wherein the material capable of reacting with carbon dioxide is associated with a fabric claim 1 , and comprising placing the fabric in the path of substantially ambient air movement.5. A method as recited in further comprising placing the fabric and material on a moving portion of a wind turbine; and wherein the wind turbine provides mechanical force; and further comprising utilizing the mechanical force to perform useful ...