Abstract: A light fixture comprises a housing configured to store a plurality of light bulbs therein, wherein at least one of the light bulbs is located in a non-illumination position within the housing. The light fixture may also comprise an openable door such that at least one light bulb is coupled to the door. The light fixture may also comprise an actuatable mechanism that releases the light fixture from a fixed position when actuated to enable variable positioning of the light fixture.

Abstract: A safe light emitting device includes a reflective housing with an open end, a support coupled to the reflective housing, a holder, and a lamp. The holder is positioned on the support and is remote from the open end of the reflective housing. The lamp includes a bulb and a connector connecting the bulb to the holder. The bulb defines a concavity in an outer surface thereof.

Abstract: The invention relates to a filter device for an illumination system, especially for the correction of the illumination of the illuminating pupil, including a light source, with the illumination system being passed through by a bundle of illuminating rays from the light source to an object plane, with the bundle of illuminating rays impinging upon the filter device, including at least one filter element which can be introduced into the beam path of the bundle of illuminating rays, with the filter element including an actuating device, so that the filter element can be brought with the help of the actuating device into the bundle of illuminating rays.

Abstract: A lighting device includes a plurality of light-transmitting guide plates 1, 2, 3 laminated in at least three layers and a plurality of light emitting elements 4, 5, 6 arranged so as to oppose to respective lateral sides of the light-transmitting guide plates 1, 2, 3 to allow luminance flux in different color with respect to each light-transmitting guide plate to be incident on the corresponding light-transmitting guide plate. Each of the light-transmitting guide plates 1, 2, 3 has a plurality of reflecting surfaces 7, 8, 9 formed on the backside of the plate to change a propagation direction of the luminance flux propagated in the each light-transmitting guide plate, allowing the luminance flux, of which propagation direction has been changed by the reflecting surfaces 7, 8, 9, to be emitted from the front side of the each light-transmitting guide plates.

Abstract: Locking clips are provided for attaching a lamp assembly in a traffic signal housing. The clips use a fixed first portion and a movable second portion. The second portion locks to the first portion or to the housing itself and retains an edge of the lamp assembly, holding it in a window of the housing. Foldable/hinged interlocking clips are provided. Other alternatives include slidable clips that engage a fixed element on the housing (e.g. a fixed pin, or a trough in the housing wall), and rotatable clips that engage a fixed element on the housing (e.g. a fixed pin, or a trough in the housing wall). The clips may be part of a retaining system or a traffic signal. Optional lower holders may also be provided. The invention also includes a method for replacing a lamp assembly in a traffic signal housing with at least one locking clip.

Abstract: The present invention relates to a device for controlling room temperature and room lighting wherein the device comprises a temperature control system for the receipt and/or delivery of heat to the surroundings and a lighting system wherein the lighting system is thermally coupled to sections of the temperature control system.

Abstract: The present invention discloses a heat dissipating structure of a light source utility that includes a rear-located heat dissipating element, a light source generating element, a thermally conductive mounting element and a front-located heat dissipating element. The rear-located heat dissipating element has a first surface, and a light source generating element arranged on the first surface. The thermally conductive mounting element is arranged around the light source generating element on the first surface. The front-located heat dissipating element is arranged on the thermally conductive mounting element, and has at least one hole corresponding to the light source generating element. The heat generated from the light source generating element is conducted to the rear-located heat dissipating element, and the thermally conductive mounting element further conducts the heat to the front-located heat dissipating element for heat dissipation.

Abstract: A light emitting device includes at least one light source, a rigid nonconductive light source fixing member having at least one fastening unit that includes a plurality of sections defining spaces where the at least one light source is fixed, a wiring line, which transmits a driving signal to the at least one light source, wherein the wiring line is formed in the light source fixing member such that the wiring line is not directly exposed on the outer surface of the light source fixing member, and an optical waveguide that guides light emitted from the at least one light source.

Abstract: An interior light assembly for providing lighting in a vehicle includes a light housing mounted in the vehicle interior. The light housing has an open side. At least one main light source is received in the light housing for providing diffuse lighting in the vehicle interior. An outer diffuser lens closes the open side of the light housing and is disposed over the at least one main light source for diffusing light from the at least one main light source throughout the vehicle interior. The outer diffuser lens has at least one opening defined therein. At least one secondary light source is received in the light housing and is directed toward the at least one opening for providing spot lighting in the vehicle interior. At least one focusing lens is disposed over the at least one opening and the at least one secondary light source for focusing light from the at least one secondary light source to a specific limited location of the vehicle interior.

Abstract: A headlight device for a vehicle that improves external appearance by varying irradiation light reflected by a reflector. The reflector is in a shape of a bowl opening to a front side of the vehicle. An outer housing supports the reflector so that the reflector can swing back and forth. A ring member formed separately from the outer housing covers an opening edge of the reflector.

Abstract: A light source unit including light emitting diodes mounted on a printed circuit board by not using a soldering method but a fitting method, and a backlight unit and liquid crystal display including the light source unit. The light source unit includes light emitting diodes including lead terminals and a printed circuit board including a fitting hole. Each of the lead terminals includes a base part and a fitting part protruding from the base part. The fitting part of the light emitting diode is fitted into the fitting hole of the printed circuit board and so that the light emitting diode is mounted on the printed circuit board.

Abstract: An LED lamp includes a heat sink, a triangular-shaped ridge positioned on the heat sink and an LED module mounted on the ridge. The heat sink includes a base and a plurality of first and second fins respectively extending from a first and a second surface of the base, with a plurality of channels defined between the first and second fins. The ridge is positioned on the second surface of the base. The ridge has a lateral surface which has a height decreasing from a middle to a lateral side of the ridge and decreasing from a rear end to a front end of the ridge. The LED module is mounted on the lateral surface of the ridge.

Abstract: An in-ground inspection lighting system, particularly an in-ground inspection lighting system for underside of vehicles including an elongated, embedded light transmitting optical fiber in a polymeric mass, remotely energized, and placed into a pre-determined channel formed in a medium such as concrete or asphalt, whereby the embedded embodiment does not protrude from the channel and is essentially flush mounted in the medium. Alternatively, an in-ground inspection lighting system including, an elongated embodiment of linear light emitting diode assemblies embedded in a polymer mass and placed into a pre-determined channel formed in a medium such as concrete or asphalt, whereby the embedded embodiment does not protrude from the channel and is essentially flush mounted in the medium. The linear embodiments to provide a steady, uniform flood of light up to the underside of a vehicle to be inspected.

Abstract: A lamp support structure is disclosed using in a backlight module. The lamp support structure comprises a base, extending downwards, and two arms. Each arm comprises an inner curved edge and an opposite outer curved edge, both extending upwards from the base to define a receiving space. Moreover, each arm comprises a top end to define an opening such that a lamp can fit into the receiving space through the opening. The lateral dimension of the opening is smaller than that of the lamp. Each arm comprises a first section, including an upper portion and a lower portion, wherein the lower portion extends upwards from the base and the lateral cross-section dimension of the first section tapers from the base toward the upper portion.

Abstract: The present invention relates to a light source assembly and a backlight module including the same. The light source assembly (10) includes a light source (12) and a light guide plate (16). The light source (12) includes a light-emitting layer (122). The light source assembly (10) further includes a transparent filling layer (14) is interposed between the light source (12) and the light guide plate (16). The light source assembly (10) can reduce reflection and refraction loss when the light beam enters the light guide plate (16).

Abstract: A lighting device includes a light source, at least one seal block, at least one wavelength conversion material and a concentration adjusting unit. The light source emits light of a first wavelength. The wavelength conversion material is filled in the seal block. The concentration adjusting unit is disposed on the seal block for controlling concentration distribution of the wavelength conversion material in the seal block. The light emitted by the light source is absorbed by the wavelength conversion material and converted into light of second wavelength different from the first wavelength.

Abstract: An LED illumination device includes at least one LED plate including a plurality of light emitting diodes mounted on an upper surface of a flat substrate and a device body having a mouth ring engageable with an illumination device socket disposed at a predetermined installation location, the LED plate and the device body being connected to each other by an electrical cable. The LED plate has an underside formed with an applying portion. The device body has an outer surface provided with a receiving portion. The applying portion of the LED plate is detachably applied to the receiving portion of the device body.

Abstract: A thermally-insulating, glow-in-the-dark, protection shield and grip for a flashlight. The shield encircles the switch so that the switch cannot inadvertently be turned ON to discharge the batteries.

Abstract: Provided are embodiments of an optical sheet and a backlight assembly having the optical sheet. The optical sheet can include a body, a plurality of protrusions, and a plurality of embossed portions. The body can form a substrate. One surface of the body can be provided in a planar shape, and the other surface of the body can include the plurality of protrusions, where the protrusions have a triangular shaped cross-section. Each of the protrusions can be configured with the plurality of embossed, which may be formed by a microlens pattern.

Abstract: An exemplary backlight module (20) includes a lamp (231), a power supply for providing power to the lamp, and a frame (27) for receiving the lamp. The frame includes at least one lamp connecting mechanism. Each lamp connecting mechanism includes two electrical connecting tubes drill through the frame. Two ends of each lamp are electrically connected to the connecting tubes respectively at an inner side of the frame. Both of the connecting tubes are electrically connected to the power supply.