Abstract: An LED lamp including a lamp housing, an LED light source, a heat sink and a control circuit. The lamp housing has an accommodating space, a plurality of air inlets and a plurality of air outlets, wherein the accommodating space joins an environment through the air inlets and the air outlets. The LED light source and the heat sink are disposed in the accommodating space and the heat sink is connected with the LED light source. The heat sink includes a pedestal and a plurality of heat dissipation fins connected to the pedestal. An air convection channel is located between any two adjacent heat dissipation fins. Air from the environment flows into the accommodating space, passes through the air convection channel, and leaves the accommodating space via the air outlets sequentially. The control circuit is disposed in the accommodating space and connected to the LED light source.

Abstract: A heat dissipating structure includes a cover. The cover includes an inner heat dissipating body and an outer heat dissipating body. The inner heat dissipating body includes a cylinder and a plurality of first fins extending from an outer surface of the cylinder. The outer heat dissipating body includes a ring portion encircling a part of the inner heat dissipating body and a plurality of second fins extending from one side of the ring portion. In this way, more heat dissipating fins and larger heat dissipating surface area can be formed to enhance heat conduction and dissipation effect when restricted by the size of cover. A lamp with this heat dissipating structure is also provided. A service life of the LED in the lamp can be greatly prolonged.

Abstract: An apparatus and method of drawing with light. The apparatus comprising of a cylindrically shaped body which houses a light emitting diode of various colors and intensities. The apparatus additionally comprising of a lens which focuses the light emitted through an aperture of various sizes. Under darkroom conditions, the apparatus is manually passed over chosen areas of light sensitive paper to create drawings. Thereafter, the paper is developed with photo chemicals to expose the drawn images.

Abstract: A flashlight and tool combination comprises a flashlight having a body, an illumination member, a power source and a switch for switching the illumination member on and off. The flashlight body has on one portion thereof a tool connector. The combination further comprises a tool assembly comprising a tool component and a connector component, the connector component being received by the connector member on the body of the flashlight. A fastener for releasably securing the connector component to the connector member is provided.

Abstract: The present invention discloses a backlight module having replaceable light apparatus. The backlight module includes the replaceable light apparatus, a back plate and a frame body. The replaceable light apparatus includes a light control circuit, a securing device and conducting wires. The light control circuit is adapted to a frame body and a back plate of the backlight module. Additionally, the light control circuit has a plurality of light sources, a first end portion and a second end portion. The securing device has a supporting housing which has a position protrusion and a clamping portion for supporting the first end portion of the light control circuit along a first direction (X) and a third direction (Z). The clamping portion clamps the first end portion of the light control circuit along a second direction (Y) and the third direction (Z).

Abstract: A rod-shaped light for marking a pylon or a pylon element, in particular of a wind power installation, with lights, is in the form of a rod-shaped holder, at the first end of which lighting means are arranged and at the second end of which lighting means connections are arranged. In order to equip a pylon, in particular of a wind power installation which has already been erected, or a pylon element for a wind power installation which is still to be erected, with a light marking arrangement, the rod-shaped light is fitted from the inside through a bore in the pylon wall so that the lighting means radiate into the surrounding area of the pylon.

Abstract: A backlight device includes a main light guide plate, auxiliary light guide portions provided on the side of an opposed surface of the main light guide plate, and light sources arranged to emit light into the auxiliary light guide portions. A reflector is arranged to surround the introduction surface of the main light guide plate and the auxiliary light guide portions. Furthermore, an optical path forming member is provided on the inside of the reflector so as to form a dedicated optical path from the auxiliary light guide plate to the main light guide plate. Thereby, the light emitted from one auxiliary light guide portion is prevented from entering into another auxiliary light guide portion.

Abstract: An LED assembly (10) includes an LED (12) and a lens (16). The lens covers on an outer periphery of the LED. The LED has an encapsulant (125) and an LED chip (121) received in the encapsulant (125) and having a light emitting surface (122). The lens has a light output surface (161) over the light emitting surface. The light output surface defines a plurality of annular, concentric grooves (163). Each groove (163) is cooperatively enclosed by a first groove wall (165) and a second groove wall (166). The first groove wall is a portion of a periphery of an imaginary cone and a conical tip of the imaginary cone is located on the light emitting surface of the LED chip.

Abstract: Disclosed is a backlight device which is used for a color liquid crystal display and includes a light source and a backlight housing (23). The light source includes a red light emitting diode (21R), radiating red light, having a peak wavelength ?pr such that 625 nm??pr?685 nm, a green light emitting diode (21G), radiating green light, having a peak wavelength ?pg such that 505 nm??pg?540 nm, and a blue light emitting diode (21B), radiating blue light, having a peak wavelength ?pb such that 420 nm??pb?465 nm. The backlight housing mixes the red light, the green light and the blue light, radiated from the light source, to generate white light. A light emission intensity is adjusted so that a half value width of a spectrum of the red light, a half value width of a spectrum of the green light and a half value width of a spectrum of the blue light are such that 20 nm?hwr?25 nm, 30 nm?hwg?40 nm and 25 nm?hwb?30 nm, respectively.

Abstract: An article of apparel, or household fabric, having a power source, a switch and at least one electroluminescent or fabric strip for illuminating the article of apparel, or household article. In addition, the present invention can be used in a peer to peer network. The article may have a communication system including a transmitter and a receiver. Furthermore, the present invention can have electric circuitry that can be integrated with the electrical components so as to create different visual effects in response to signals from the communication system. The electroluminescent strips of the present invention can be designed to follow the contour of a trademark, logo, or character. Also, the electroluminescent strips can be designed to follow the stitching of the sneaker and follow the sneaker lace path. Switches of the present invention can include, preferably, a toggle switch, or if desired a pressure switch, a reed switch, or the like. The power source implemented is preferably a rechargeable battery.

Abstract: A compact reflector fluorescent lamp unit includes a lamp cap, a lamp tube, an electronic ballast assembly, a circuit board, a housing, an intermediate plate, a reflection cup, and a transparent plate. The intermediate plate and the housing, the intermediate plate and the circuit board, and the intermediate plate and the reflection cup are tightly assembled together. The reflection cup is connected to a lower surface of the intermediate plate and arranged independently underneath the housing, and has an internal surface having a high degree of fineness, and an external surface having a high degree of roughness by frosted finishing, thereby allowing the radiation heat generated through the body of the reflection cup to be dissipated by the external surface.

Abstract: A luminous water bottle includes a bottle body, a lid, and a lighting assembly. The bottle body has a bottom wall, and a surrounding wall extending upwardly from a periphery of the bottom wall and cooperating with the bottom wall to define a space. The surrounding wall has an upper end opposite to the bottom wall. The lid is releasably engaged with the upper end of the surrounding wall. The lighting assembly is disposed at least partially in the space and includes a light-generating unit for generating and emitting light, and an illumination member for dispersing the light emitted by the light-generating unit.

Abstract: A backlight unit is capable of preventing optical sheets from experiencing deformation due to thermal expansion and the like. The backlight unit includes a backlight chassis arranged to house a lamp via a diffusion plate and optical sheets, where a thickness of the optical sheets is less than a thickness of the diffusion plate, the backlight chassis including a support surface arranged to support the diffusion plate and the optical sheets, and a frame arranged to hold the diffusion plate and the optical sheets with the support surface, the diffusion plate and the optical sheets being interposed between the frame and the support surface, and the backlight chassis has a positioning piece arranged to position and support the diffusion plate at a predetermined position with respect to the support surface and not to position and support the optical sheets.

Abstract: A vehicle headlamp 10 is provided with an upper stage light source unit 20, a middle stage light source unit 40, a lower stage light source unit 60. The upper stage light source unit 20, the middle stage light source unit 40, the lower stage light source unit 60 are provided at a lamp body 14 constituting a lamp member by way of a support member 15, and a light distribution pattern for low beam is formed on a front side of a vehicle by overlapping light from the respective light source units 20, 40, 60. The middle stage light source unit 40 is supported to be able to change the optical axis independently from the other light source units 20, 60.

Abstract: In a lighting device for a vehicle including a reflector in which an aluminum deposited layer is formed on a surface of a resin member, the resin member is molded through a resin obtained by adding, to a crystalline resin, a filler having a size smaller than a wavelength of a visible light, and a smooth surface and a fine concavo-convex surface are mixed into a surface of the reflector (the resin member) which is molded. The aluminum deposited layer is directly deposited on the surface of the resin, and the smooth surface is formed as a mirror finished surface and the fine concavo-convex surface is formed as a semiglossy surface. As compared with a case in which the reflector is constituted by only the simple mirror finished surface, the semiglossy surface designed to have a proper area is present so that a sense of gloss can be suppressed as a whole and a sense of high quality can be given.

Abstract: A surface light source device according to the invention includes a housing having an opening portion on at least one face, an LED light source held by one face of the housing opposing the opening portion, and a light guiding plate arranged at a position so as to cover the opening portion and the LED light source. The light guiding plate includes a recess provided at a position corresponding to the LED light source for storing a part of the LED light source. A light quantity adjusting means is provided at a bottom part of the recess for adjusting light from the LED light source. The light quantity adjusting means includes a reflection sheet having a reflection function and a transmission function in which a total light transmittance t satisfies t??r2 cos ?/{(1?cos ?)(S??r2)}, supposing that an average radius is defined as r, a distance from the LED light source is defined as H, a light-emitting area of the LED light source is defined as S, and a total light quantity is defined as L.

Abstract: A flashlight includes a lamp support, an electric light-generating mechanism in the lamp support, a covering member around the lamp support, a barrel body joined on the covering member, and an adjustment member; the adjustment member is threadedly joined in the lamp support, and can be turned to adjust a position of a focal point of light emitted from a light source of the light-generating mechanism; front and rear heat-conducting components are positioned on front and rear ends of the light-generating mechanism respectively, and they contact the lamp support and the barrel body respectively; heat produced from functioning of the light-generating mechanism will be conducted away from the front heat-conducting component to the lamp support and from the rear heat-conducting component to the barrel body, and the light source is prevented from being damaged by the heat produced from it continuing shining for an extended length of time.

Abstract: A step stool with positionable lights and a rechargeable battery is carried upon retractable casters for suitable positioning and utility. A motion and timer switch is interposed between the battery and the positionable lights to allow the positionable lights to be illuminated only for a fixed period of time following movement of the step stool. The lights may be positionable as by adjustable brackets or by a cord reel assembly. The step stool has contact bands thereabout that are adapted for engagement with contacts in a charging station that is specifically configured to receive the step stool. Receipt of the step stool by the charging station activates a battery charger that serves to charge the battery of the step stool thereafter. A solenoid switch disconnects the lights of the step stool upon commencement of the charging operation.

Abstract: An illumination light source includes an incoherent solid state light source adapted to emit light over at least one light emission surface and having a total light emission surface area S0; a light circulation device including at least one light receiving surface adapted to receive the light from the incoherent solid state light source, and a light extraction area having a first surface area S1; and a light extraction device for extracting the light from the light circulation device at the light extraction area, wherein S1<S0. Accordingly, the apparent brightness of the light is increased by distributing it over a smaller area.

Abstract: Light emitting assemblies include a light emitting panel member having at least one light input surface for receiving light from at least one light source and a pattern of deformities that vary on or in at least one surface to cause light to be emitted from the panel member. At least a portion of the light input surface may have faceted reflective or refractive surfaces or a lens array in close proximity to each light source for maximizing or otherwise changing the light emitted from each light source.