5422 results about "Light head" patented technology

An ultraviolet (UV) cure chamber enables curing a dielectric material disposed on a substrate and in situ cleaning thereof. A tandem process chamber provides two separate and adjacent process regions defined by a body covered with a lid having windows aligned respectively above each process region. One or more UV bulbs per process region that are covered by housings coupled to the lid emit UV light directed through the windows onto substrates located within the process regions. The UV bulbs can be an array of light emitting diodes or bulbs utilizing a source such as microwave or radio frequency. The UV light can be pulsed during a cure process. Using oxygen radical / ozone generated remotely and / or in-situ accomplishes cleaning of the chamber. Use of lamp arrays, relative motion of the substrate and lamp head, and real-time modification of lamp reflector shape and / or position can enhance uniformity of substrate illumination.

A variety of lighting devices are provided to provide hands-free illumination to enable illumination without needed to hold a flashlight. The hands-free lighting includes lighted headgear, lighted eyeglass frames, lighted clothing, or a lighted head band.

An ultraviolet (UV) cure chamber enables curing a dielectric material disposed on a substrate and in situ cleaning thereof. A tandem process chamber provides two separate and adjacent process regions defined by a body covered with a lid having windows aligned respectively above each process region. One or more UV bulbs per process region that are covered by housings coupled to the lid emit UV light directed through the windows onto substrates located within the process regions. The UV bulbs can be an array of light emitting diodes or bulbs utilizing a source such as microwave or radio frequency. The UV light can be pulsed during a cure process. Using oxygen radical / ozone generated remotely and / or in-situ accomplishes cleaning of the chamber. Use of lamp arrays, relative motion of the substrate and lamp head, and real-time modification of lamp reflector shape and / or position can enhance uniformity of substrate illumination.

A LED lighting lamp tube comprises a transparent tube body, lamp caps, electrode pins, pedestals mounted at the connection position of the transparent tube body and the lamp caps, a power supply converter located adjacent to the lamp caps and inside the tube body, a PCB and a plurality of LED mounted on the PCB. These LED are connected in parallel or in series, and a light-scattering plate may be disposed over these LED. A plurality of LED chips can be directly mounted on the light-scattering plate. The lamp caps and the electrode pins possess the same international standards as common lamp tubes.

The invention discloses an LED (Light Emitting Diode) lamp tube, which comprises a glass tube, lamp caps arranged at two ends of the glass tube as well as an LED lamp strip arranged in the glass tube, wherein the inner wall of the glass tube is coated with a light increasing and heat radiating film; and the LED lamp strip is fixedly adhered to the inner wall of the glass tube through a high heat conduction bonding adhesive. The light increasing and heat radiating film is an aluminum-coated layer, or a frosted heat conduction light increasing adhesive layer or a nano adhesive layer capable of increasing light and radiating heat. The LED lamp strip comprises a substrate, wherein a plurality of LED light sources are welded on the substrate, or an integrated light source consisting of an LED chip is packaged on the substrate; and a driving power supply module is also arranged on the LED lamp strip. According to the LED lamp tube disclosed by the invention, the light emitting efficiency, the light emitting angle and the illumination area of the LED lamp tube are increased; the problems of glare and point light existing in the LED lamp tube are solved; heat generated by an LED is transmitted to the whole glass tube through the substrate of the LED, so that the heat radiating area is greatly increased and the heat increasing speed of the LED lamp tube is increased; the LED lamp tube can be applied to a lamp holder of a traditional fluorescent lamp, and thus the generality of the LED lamp tube is greatly improved; and the replacement and use costs are reduced.

PCT No. PCT / AU95 / 00303 Sec. 371 Date Mar. 10, 1998 Sec. 102(e) Date Mar. 10, 1998 PCT Filed May 24, 1995 PCT Pub. No. WO96 / 37732 PCT Pub. Date Nov. 28, 1996An adjustable reflector device is disclosed. The device consists of an adjustable double parabolic reflective skin (1,2) with an adjustable lamp mount (12), incorporating a V-shaped perforated heat shield (17), attached. The two part reflective skin (1,2) forms a double parabolic shape when flexed back against a reinforced spine (3). This flexible shape is secured by lengthwise adjustable chain retainers (4) attached at both ends of the skin (1,2). The lamp mount (12) slides onto a pair of threaded bolts (6,7) secured to the skin and adjustment is achieved by tightening or loosening the appropriate nuts (15,16). The heat shield (17) slides onto the lamp fitting (18) and is positioned appropriately to deflect incident heat and light. This device can be used to provide variable conditions of artificial illumination.

A light source arrangement includes an electric input adapter for electrically connecting with a power source and a light head including a supporting frame and a luminary unit. The supporting frame has a dissipating end and a peripheral surface provided thereon. The luminary unit includes a circuit board provided on the peripheral surface of the supporting frame and electrically connected with the electric input adapter, and at least a luminary element, having two terminal electrodes, which is supported by the supporting frame and electrically connected to the circuit board for emitting light when the terminal electrodes are electrified. Therefore, the heat generated by the luminary element directly dissipates at the dissipating end of the supporting frame so as to prevent the light head from overheating.

A dental illumination system includes an adjustable lamp head including a source of radiation, which may including IR, visible, and / or UV, is provided with an adjustable mounting device adapted for mounting in such a manner that offers freedom of movement for the patient undergoing the procedure, for example, whitening, so that radiation may be directed at the tooth or teeth. In some embodiments, the lamp head includes a housing and a spacer having formations that is adapted to removably mechanically couple the lamp head to a reference device, again having formations, for facilitating illumination of a tooth by a light source contained within the lamp head. The spacer and lamp head may be formed integrally. If formed separately, both the lamp head and the spacer may include formations.

An ultraviolet (UV) cure chamber enables curing a dielectric material disposed on a substrate and in situ cleaning thereof. A tandem process chamber provides two separate and adjacent process regions defined by a body covered with a lid having windows aligned respectively above each process region. One or more UV bulbs per process region that are covered by housings coupled to the lid emit UV light directed through the windows onto substrates located within the process regions. The UV bulbs can be an array of light emitting diodes or bulbs utilizing a source such as microwave or radio frequency. The UV light can be pulsed during a cure process. Using oxygen radical / ozone generated remotely and / or in-situ accomplishes cleaning of the chamber. Use of lamp arrays, relative motion of the substrate and lamp head, and real-time modification of lamp reflector shape and / or position can enhance uniformity of substrate illumination.

The invention discloses an LED (light-emitting diode) lamp tube. The LED lamp tube comprises a lamp tube body, a left lamp holder and a right lamp holder, wherein pins are respectively arranged on the left lamp holder and the right lamp holder, and a power supply circuit board is arranged in the right lamp holder; the lamp tube body is of an all-plastic structure, and a support part concavely formed inwards is arranged on the lamp tube body; an LED base plate is arranged on the support part; a plurality of LED light sources are uniformly distributed on the LED base plate, and an inserting-connection block is arranged at the right end of the LED base plate; an inserting-connection notch is formed in the inserting-connection block; an inserting-connection head matched with the inserting-connection notch is arranged on the power supply circuit board, and contact pins are arranged on the power circuit board; the contact pins are arranged in the pins of the right lamp holder in an inserting mode, and are connected with the pins of the right lamp holder in a riveting mode. The support part concavely formed inwards on the lamp tube body can effectively increase the strength, the LED lamp tube is unlikely to be deformed, the weight is lightened, and the cost is reduced; moreover, the power supply circuit board and the lamp holders are riveted by adopting the contact pins, and the LED base plate and the power supply circuit board are in inserting connection by adopting the inserting-connection plug, so that the connection reliability is improved.

A lamp module for use in non-destructive testing and inspection. The module including a module body with a front and rear end, and a side wall. The module body includes a mounting chamber located within the side walls. A plurality of LEDs are mounted within the chamber and oriented to so as to emit light out of the front end of the body. At least one LED emits light having a wavelength selected to produce fluorescence of an illuminated material. A fan is mounted to the body to dissipate heat generated by the LEDs when the fan is activated. Electrical connectors extend out of the body and are electrically connected to the LEDs and the fan for supplying current. The module can be installed in various structures or systems, including in a luminaire, an overhead light housing or a track light system.

The invention provides an LED straight lamp. According to the LED straight lamp, the safety function that energizing is achieved only when two end covers of a lamp tube are put in a lamp holder of the lamp simultaneously is achieved, and the effect that installation personnel can avoid the danger of electric shock during installation is ensured. The LED straight lamp comprises the lamp tube, two lamp holders, a rectifying circuit, a filter circuit, an LED driving module and a detection module. The two lamp holders are each provided with a pin used for receiving an outside driving signal and are suitable for being connected with the two ends of the lamp tube correspondingly in a coupling mode. The rectifying circuit is used for rectifying the outside driving signal so as to generate a post-rectifying signal. The filter circuit is used for generating a post-filtering signal. The LED driving module is configured to generate a driving signal to make the LED straight lamp emit light. The detection module is used for determining whether the outside driving signal is stopped from flowing through the LED straight lamp and is provided with a first detection end and a second detection end. When an electric current flowing through the first detection end and the second detection end is higher than or equal to an electric current value, the detection module is switched on. When the electric current flowing through the first detection end and the second detection end is lower than the electric current value, the detection module is switched off.

An LED bulb lamp comprises a lamp shell, a lamp head connected with the lamp shell, a core column, conductive supports, LED filaments and cantilever arms, wherein the core column comprises a core column bottom and a core column top which are opposite to each other, the core column bottom is connected with the lamp head, and the conductive supports are connected with the core column top. Each LED filament comprises a filament body and filament electrodes, wherein the filament electrodes are located at the two opposite ends of the filament body, the two filament electrodes are connected with the two conductive supports, the core column is surrounded by the filament bodies, one end of each cantilever arm is connected with the core column, and the other end of each cantilever arm is connected with the corresponding filament body. In the height direction, the distance from the bottom of the lamp shell to the top end of the lamp shell is H, a first height difference ranging from 0 to 1 / 10H exists between every two corresponding filament electrodes, each filament body is bent up and down and has a highest point and a lowest point, a second height difference exists between the highest point and the lowest point, the first height difference is smaller than the second height difference, and the second height difference ranges from 2 / 10H to 4 / 10H. The LED bulb lamp is good in glowing effect, easy to make and large in light emergent angle.

An illumination technique and system employing an optical waveguide to transmit light from a source, typically a light emitter which operates at high temperature, to a light head which creates a desired light dispersion pattern. The light head includes a member which emulates the light source and the emitted light is coupled from the source into the optical waveguide by a compact and efficient columnator comprising a pair of dissimilar three dimensional reflectors and a lens.

The invention discloses an LED straight lamp made of a transparent glass tube. The LED straight lamp comprises a transparent glass tube body (20) and two lamp holders (10 and 11). Both the transparent glass tube body (20) and the lamp holders (10 and 11) meet the specifications of an ordinary straight tube fluorescent lamp, and the lamp holders (10 and 11) are respectively adhered to two ends of the transparent glass tube body (20). The LED straight lamp made of the transparent glass tube can also be made by the glass burn sealing technology of the ordinary straight tube fluorescent lamp. LED lamp filaments are directly welded to welding platforms (33) of LED supports (31) in the middle of an aluminum substrate (30). The outside of the bottom cross section of the aluminum substrate (30) is circular arc shaped with the curvature matching with that of the inner side of the cross section of the transparent glass tube body (20). Enough height is to be reserved between the welding platforms (33) and the aluminum substrate (30) so that light emitted from the LED lamp filaments is orthogonal to the inner wall of the transparent glass tube body (20), light consumption brought by multiple reflections is reduced, and the beam angle of the LED straight lamp made of the transparent glass tube can reach more than 300 degrees.

An LED lamp bulb structure is disclosed, in which a lamp controller is installed inside a lamp head and the bottom surface of the lamp controller is fixed by an upper cover. At the bottom surface of the upper cover, a heat dispersing fin set, which has at least one heat conducting tube installed therein, and a lower cover are fixed. Furthermore, a bulb housing, which has a tray mounted therein, is screwed around the peripheral edge of the lower cover, and at the bottom of the tray, plural LED lamp sets corresponding to plural heat conducting tubes are outwardly extended. Therefore, the heat produced by the LED lamp sets can have a heat exchange through plural heat conducting tubes and the heat dispersing fin set for achieving a better heat dispersing effect and for more effectively dispersing the heat.

Portable worklight assemblies and mounting systems for worklight heads are provided. The worklight assemblies allow for greater adjustability of individual portable worklight heads along all three axis. The worklight assemblies also provide configurations that allow for the removal of a single portable worklight head from a dual-head worklight assembly. The mounting system also provides for additional power consumption needs by providing electrical receptacles that are incorporated into worklight stands or tripod-style stands used in conjunction with worklights. Providing extra receptacles and / or allowing for the removal of individual worklights based on specific positioning needs reduces the amount of equipment needed, thereby reducing clutter and increasing safety in the work area.

Micro-channel-cooled UV curing systems and components thereof are provided. According to one embodiment, a lamp head module includes an optical macro-reflector, an array of LEDs and a micro-channel cooler assembly. The array is positioned within the reflector and has a high fill factor and a high aspect ratio. The array provides a high irradiance output beam pattern having a peak irradiance of greater than 25 W / cm2 at a work piece surface at least 1 mm away from an outer surface of a window of the reflector. The micro-channel cooler assembly maintains a substantially isothermal state among p-n junctions of the LEDs at less than or equal to 80° Celsius. The micro-channel cooler assembly also provides a common anode substrate for the array. A thermally efficient electrical connection is formed between the array and the common anode substrate by mounting the array to the micro-channel cooler assembly.

The invention discloses a method for establishing a high-power light emitting diode (LED) illuminating lamp and a standard interface LED lamp cap. The method is characterized in that: the high-power LED illuminating lamp is formed by assembling one or more standard interface LED lamp caps on which LED light modules and independent driving power sources are integrated on a lamp holder. By the method, the production processes of the LED illuminating lamp can be greatly reduced, the batch production can be improved, and the industrialization of LED energy-saving illuminating products is facilitated.

A portable worklight designed to illuminate a 360 degree area. The worklight includes a triangular-shaped base with three side members. Mounted on each side member is a rotating and pivoting light head that includes two diagonally aligned light cavities. Mounted inside each light cavity is a horizontally aligned halogen bulb with a concave reflective shield mounted behind the bulb. Mounted over the front face of each light cavity is a glass plate and a chevron-shaped frame. Attached to the rear surface on each worklight includes a handle. Each light head is mounted on a rotating U-shaped bracket that allows the head to rotate upward and downward approximately 45 degrees. The bracket is also able to rotate 360 degrees over the side member. Each light head also includes a separately operated ON-OFF switch that controls the operation of the halogen bulbs contained therein.

The invention discloses a multifunctional integrated intelligent electric lamp and an anti-theft alarm method based on the multifunctional integrated intelligent electric lamp. The multifunctional integrated intelligent electric lamp comprises a lamp holder, an LED light-emitting module, a radiating module, a power module, a microprocessor, a wireless communication module, an infrared remote control module, an anti-theft alarm module, a sensor module and a voice control module. The LED light-emitting module comprises a plurality of LED lamp beads, and the number and / or the brightness of the power-on lamp beads can be controlled according to environmental information. The wireless communication module is in wireless communication with an external wireless device or a router. Operating instructions corresponding to infrared codes of remote controllers of various household electrical appliances are downloaded and learnt through an infrared receiving component, and an infrared transmitting component transmits all-directional infrared transmitting signals so as to control the household electrical appliances. An ultrasonic wave sound field detection mode is used for giving an anti-theft alarm, the alarm distance does not need to be set, the limitation that a masked man with the whole covered body and without radiated heat cannot be detected through a common human body infrared heat release detection is eliminated, the problems that according to an infrared detection and ultrasonic distance measuring detection method, the range is small, and installation is not easy are solved, and voice control over one intelligent electric lamp and / or other intelligent electric lamps connected with the intelligent electric lamp can be achieved.

The lamp head of an LED utility light provides LED elements, a housing, a power source, and optical means produces from the LED element output a substantially clean and uniform light beam over at least 24-32 inches from the lamp head. In another embodiment, a flexible stalk is connected at one end to the housing and at the other to the lamp head. Yet another embodiment shows a LED module, secondary optics and a heat sink; a renewable power source, a flexible neck linked at one end to the housing and at the other supporting a lamp head housing an LED elements array. Optical means produces a substantially uniform light beam from the LED element to a distance of at least 5 feet from the lamp head, the flexible neck having quick-release capacity to allow alternation between white LED die and blue ultraviolet LED die.

A UV curing system and method for providing an adjustable beam profile are disclosed for UV curing for ultra high speed industrial applications, such inkjet printing, with improved print quality and efficiency. Also provided is a lamp head assembly for a UV source for such a system, which provides an adjustable beam profile for optimizing UV curing. The lamp head assembly comprises one or more light sources and reflectors or other optical elements, which may be relatively movable and adjustable, to adjust the beam profile to processing conditions and requirements for consistent curing efficiency and print quality at different print speeds. Specific features of such a lamp head assembly may permit adjustment of the spectral, spatial and temporal distribution of light for improved or optimized curing efficiency in ultra-fast UV curing applications.