Abstract: A three-component, protective headgear or helmet is provided with a battery-powered LED head lamp, which may be used by construction workers, search and rescue persons, cyclists, police, fireman, and the like. The battery may be replaceable or rechargeable and has long-term, uniform output characteristics driven by unique circuitry.

Abstract: A staircase combination of the gang socket includes a plurality of integrally formed tubular sockets each having a bottom partially connected to the upper rim of the next socket and so on until a last socket partially connected its upper rim to the bottom of the socket positioned at above. Each of the sockets has a vertically cutting opening in a lateral side and closed by a plurality of integrally formed covers which are also connected partially their lower end to an upper end of the next covers, a common contact plate disposed between each of the adjacent sockets, a pair of single contact plate disposed within a first and last sockets opposite to the common contact plates and each connected with an electric wire, a plurality of lamps respectively inserted into the sockets.

Abstract: An LED lamp including a circuit substrate (22) on which an electrode pattern is formed, a reflecting frame (31) including a tapered concave portion (32) having an inner peripheral surface broadening toward an upper end of the reflecting frame, a light emitting unit (27) disposed on a central portion of the concave portion (32), an air layer (40) disposed above the light emitting unit (27), and a lens body (44) provided through the air layer above the reflecting frame (31), the reflecting frame being provided with an air hole (45) for communicating the air layer with an outside area of the LED lamp.

Abstract: A portable handheld computing device has a notification system that alerts a user of an event regardless of whether the device is on or off. The notification system has a notification mechanism that is activated upon occurrence of the event and remains active until the user acknowledges the activated mechanism. In one implementation, the notification mechanism is a light emitting diode (LED) mounted externally on the handheld computing device. The LED is visible to the user when the lid is closed onto the base (i.e., the device is off) or when the lid is open (i.e., the device is on). The notification mechanism also has a deactivation button mounted externally of the handheld computing device. The user depresses the deactivation button to deactivate the LED. The LED and deactivation button may be integrated as a single component.

Abstract: A method and apparatus for illuminating lighting elements in one or more predetermined patterns. A preferred frequency controlled lighting system implementing this method includes a motion switch, a controller, a sound generator, and lighting elements. The motion switch creates an activation signal in response to movement of the motion switch, which is detected by the controller. In response to the properties of the activation signal, the controller illuminates the lighting elements in one or more predetermined patterns, or the controller actuates the sound generator to generate sound. Preferably, the lighting system utilizes at least two integrated circuits where a first integrated circuit functions as the controller and a second integrated circuit, having a higher cutoff operating voltage than the first integrated circuit, functions as the sound generator.

Abstract: A lamp assembly and methods of assembling the lamp assembly are provided. The lamp assembly comprises a printed circuit board (PCB) having a face surface, a rear surface opposite the face surface, electrical traces on the rear surface, and an opening extending from the face surface to the rear surface, and a light emitting diode (LED) emitter having a dome portion, a body, and a plurality of electrical terminals connected to the body, wherein the body of the LED emitter is adjacent the rear surface, the dome portion of the LED emitter extends through the opening in the PCB to the face surface, and the electrical terminals are connected to the electrical traces on the rear surface.

Abstract: The anticollision light for aircraft, particularly airplanes, is provided with a holding body (12) with an outer side and several LEDs (16) arranged at the outer side of the holding body (12) the light-radiating directions of which point away from the holding body (12). Further, the anticollision light is provided with a drive unit (18) for the pulse-like drive of at least some of the LEDs (16) and a refractive optical element (26) for generating a desired spatial distribution of the light of the LEDs (16), the refractive optical element (26) surrounding the holding body at least in the region of the LEDs (16).

Abstract: A light-up accessory which includes a plurality of elementary building units and a chaining arrangement, wherein each of the elementary building units includes a supporting case; a lighting system, which is disposed in the supporting case, and includes an illuminating unit; an operating system which includes an operating member electrically connected with the lighting system and operatively connected with an electrical power supply in such a manner that when the operating member is switched on, the illuminating unit is supplied with electrical power to illuminate. The chaining arrangement which contains a plurality of chaining passageways longitudinally formed on the supporting cases of the elementary building units respectively, and includes a connecting chain adapted to connect the elementary building units by passing through the chaining passageway of each of the elementary building units.

Abstract: LEDs (10) are used as a tail stop lamp (L1). A socket (21) for the LEDs (10) is provided at the left end of a socket base (20), and a lighting circuit (15) for the LEDs (10) including the socket (21) and a connector portion (25) is constructed on the socket base (20). Thus, electronic parts, such as resistors for luminance adjustment, are formed into control modules (30) by molding. Lead terminals (32) of the respective control modules (30) are formed by insulation-displacement terminals. On the other hand, insulated wires (40) are laid through mount bases (35) in a specified circuit pattern on the socket base (20). When the control modules (30) are mounted into the corresponding mount bases (35), the lead terminals (32) are pressed into connection to form the lighting circuit.

Abstract: Flashing lights may be added to footwear or other objects worn by persons. Flashing light systems are necessarily compact, consisting primarily of flashing lights and a power-and-control circuit that controls and enables the flashing of the lights. The lights may be illuminated by differing voltage levels, so that lights will flash brighter or dimmer depending on whether the light receives a higher voltage or a lower voltage. The voltages may be achieved by using batteries in series. A unique flashing effect is achieved by the use of differing voltages in sequence on the same lamps or LEDs. A battery charger may also be included to restore battery life.

Abstract: One or more strings of decorative lights are supplied with power by converting a standard residential electrical voltage to a low-voltage, and supplying the low-voltage to at least one pair of parallel conductors having multiple decorative lights connected to the conductors along the lengths thereof, each of the lights, or groups of the lights, being connected in parallel across the conductors. A string of decorative lights comprises a power supply having an input adapted for connection to a standard residential electrical power outlet, the power supply including circuitry for converting the standard residential voltage to a low-voltage output; a pair of conductors connected to the output of the power supply for supplying the low-voltage output to multiple decorative lights; and multiple lights connected to the conductors along the lengths thereof, each of the lights, or groups of the lights, being connected in parallel across the conductors.

Abstract: A method is disclosed for controlling a lighting fixture of a kind having individually colored light sources, e.g., LEDs, that emit light having a distinct luminous flux spectrum that varies in its initial spectral composition, that varies with temperature, and that degrades over time. The method controls such fixture so that it projects light having a predetermined desired flux spectrum despite variations in initial spectral characteristics, despite variations in temperature, and despite flux degradations over time.

Abstract: A light-emitting diode (LED) light source unit includes a printed circuit board mounting LED elements thereon. The LED elements are arranged in the form of an array and mounted on a bottom face of a straight groove defined in the printed circuit board by a groove forming technique. A lateral face of the groove acts as a reflecting face for reflecting beam from the LED elements toward an object to be illuminated.

Abstract: This invention relates to a flexible decoration lamp tube, which can be formed into any shape freely, comprising a lamp string formed by a plurality of lighting elements connected in series by wires; and a transparent support body made by hollow tubular flexible insulator material, which is used to contain said lamp string; a decoration tape, which is wrapped around the tube wall of said support body to enhance its fineness; and outer cover body which is made by transparent tubular flexible insulator material to envelop said decoration tape and to fix the decoration tape between the outer cover body and the support body. This invention also relates to a method for manufacturing the flexible decoration lamp tube of this invention.

Abstract: A structure of multi-directions socket for Christmas light includes a pair of first and a second sockets alternately and juxtaposedly integrated with one another toward opposite directions, a vertical slender common copper plate disposed between the sockets having a contact upper end engaged in an inner wall of the first socket and a hooked lower end retained in the second socket, a pair of electric wires each having a contact plate at inner end respectively inserted into the bottom and secured to an inner wall of each of the sockets positioned opposite to the contact upper end and the hooked lower end of the vertical slender copper plate and a pair of lamps respectively inserted into the rims of each of the socket and each having base, a bulb and a pair of lead-in wires attached to the outer surface of the base and respectively engaged with the contact plate of the electric wires and the contact upper end or the hooked lower end of the vertical slender copper plate in order to establish an electric circuit b

Abstract: Each of a plurality of LED lamp modules includes a base, an LED drive circuitry mounted on the base, and a cover coupled with the base to cover the LED drive circuitry. The LED lamp modules are stacked one on another. A single flat cable is extending through the LED lamp modules so as to have at least one first portion disposed outside the LED lamp modules and a plurality of second portions disposed inside the LED lamp modules to be electrically connected to the LED drive circuitry in each of the LED lamp modules. The first portion of the flat cable is sandwiched between the base of an upper one of the LED lamp modules and the cover of a lower one of the LED lamp modules.

Abstract: A vertically combined sockets for Christmas lights includes an upper and lower tubular sockets connected together on their lower and upper bottoms. The upper tubular socket has a pair of retaining grooves, a first contact plate groove and a concaved groove in inner peripheries perpendicular to each other for respectively engaging a first contact plate of a first electric wire, a pair of insertion plates and an elongate copper plate having a common contact plate therein from the lower tubular socket.

Abstract: An optical unit for an aircraft warning light comprising an array of LEDs, the unit comprising a transparent plastics molded body having first and second opposing faces and being provided with optical means on its first and optionally also its second face to propagate fractions of light emitted from the LEDs in selected directions in accordance with a predetermined angular distribution. The optical means may, for example, take the form of discrete convex lenses, cylindrical aspherical lenses, prisms or total internal reflection structures and combinations thereof selected according to the emission requirements for the warning light. The optical unit will therefore differ depending on whether it is for use on a navigation light or an anti-collision light and will generally be spaced at a predetermined, fixed distance from the LED array.

Abstract: A novelty lamp in the shape of an equilateral pyramid of any size, containing two discrete interior chambers, one being a light chamber, the enclosed space of the light chamber containing at least 10 point light sources, and a reflection chamber, used to reflect and admit the above light sources.

Abstract: A mixing chamber includes a first surface and a second surface opposite the first surface. At least two light emitting diodes are disposed along the first surface. At least a portion of the first surface is reflective, and the second surface includes a reflective region and a plurality of openings formed in the reflective region. In some embodiments, the first surface and the second surface are separated by at least one side surface. Light emitted from the light emitting diodes is reflected off the first surface, reflective region of the second surface, and side surfaces of the mixing chamber until it is emitted from the openings of the second surface.

Abstract: Methods and apparatus for controlling illumination. In one example, one or more multi-color light sources are controlled based on one or more interruptions of power supplied to the light source(s). In another example, a pool or spa is illuminated by one or more multi-color light sources that may be employed as individually and independently controllable devices that may be controlled based on one or more interruptions in power. In another example, the selection of a particular illumination program for such light sources (e.g., by one or more interruptions in power) is indicated to a user via the radiation generated by the light sources.

Abstract: An improved gang lamp structure includes a first socket and a second socket alternately integrated with one another with the first socket positioned slightly higher than the second socket and each of the sockets has a first and second insertion grooves, wherein the first socket has a rectangular opening in an upper periphery abutting the upper rims of the sockets, the second socket has a pair of hooks facing a stop plate respectively formed on opposing upper peripheries to define a gap therebetween. A bent step shaped copper plate strides on the bottom of the opening having an upper contact surface engaged within the second insertion groove of the first socket and a lower contact surface engaged with the first insertion groove of the second socket. A pair of electric wires each has a contact plate on the top respectively engaged with the first insertion groove of the first socket and the second insertion groove of the second socket.

Abstract: The invention relates to a control apparatus for controlling one or more lamps or illuminating means, so then the control apparatus comprises a microprocessor circuit which is adapted to output an output signal for controlling or driving the one or more lamps or illumination means, whereas the controlling signal is either completely non-periodic or has a period duration which is so long that the signal cannot be perceived by the human viewer as periodic.

Abstract: The present invention is directed to a lighting apparatus to be used on an umbrella pole or similar upright structure with a convenient and concealed mounting mechanism and a slip-resistant vertical adjustment mechanism, designed to provide the user with an easily adjustable and removable/attachable source of light, wherein the means by which it is removed or attached is attractively concealed from the casual observer.

Abstract: A linear light source (A) including an insulating substrate (1), a plurality of light emitting elements (3) arranged in columns on the substrate (1), a wiring pattern (2) connected with the light emitting elements (3) and co formed on the substrate (1) so as to divide the light emitting elements (3) into a plurality of groups (B1 to Bn), and first and second terminal units (23a, 23b) in continuity with the wiring pattern (2). The plurality of light emitting elements (3) define a plurality of clearances (P1 to P2?1) between adjacent light emitting elements, the clearances (P P1 to P2?1) being adjusted so as to have different lengths.

Abstract: A light emitting diode (LED) light bulb that includes plural individual elements as sub-assembly elements of the overall light bulb. Different sub-assembly elements of a lens, a LED printed circuit board, a housing also functioning as a heat sink, a lower housing, and other individual sub-assembly components are utilized. The LED printed circuit board sub-assembly containing the LEDs can also be provided relatively close to a base.

Abstract: A method and apparatus providing improved Christmas tree lights. A strand of Christmas tree lights is encapsulated in a thin translucent film of polymer.

Abstract: In a vehicular lamp, a plurality of LED lines to which a plurality of LEDs are connected in series, are connected in parallel. The LEDs are arranged in a flat plane on a circuit board, the plurality of LEDs are arranged symmetrically with respect to a first centerline of the flat plane. Therefore, even when any one of the LEDs in the plurality of the LED lines becomes incapable of emitting light leading to all of the LEDs connected in series in the LED line to turn off, because the LEDs in the LED line are arranged symmetrically, the symmetrical balance of the LEDs shut down is maintained as an entire lamp, and the overall appearance of the lamp can be preserved.

Abstract: A lamp socket (20) of the invention mainly includes an upper socket (21), a lower socket (22), and terminal members (23). The upper socket 21 has a bulb mounting portion (25) formed on an upper side of an socket body (24), and a wire connection portion (26) is formed on a side surface of the socket body (24). This wire connection portion (26) has two wire insertion grooves (30, 30) formed by opposite side walls (27, 27), projecting from the socket body (24), and a partition wall (28). The lower socket (22) has a connector housing (35) formed on a lower side of a lower socket body (34), and a terminal receiving plate (36) projects from a side surface of the lower socket body. Terminal setting grooves (37) are formed in this terminal receiving plate (36).

Abstract: The light source system is a combination of two light sources with open flames that are placed in a multiple-legged, tube-like u-shaped container. The arrangement of the light sources is that one light source burns in the bottom of one leg with an upward-directed flame, and the other light source burns with a visibly downward-directed flame in the upper part of the second leg.

Abstract: A nightlight and control unit comprises a nightlight housing including an illumination member and a control unit associated with the nightlight housing for regulating light in a light device connectable to the control unit. An input mechanism is provided for programming the control unit.

Abstract: Provided is a flashlight that includes a plurality of light sources for providing a beam of light. Preferably, the light sources have different levels of power consumption, different brightnesses and/or different beam lengths. More preferably, the plurality of light sources includes at least one light-emitting diode (LED) and at least one incandescent lamp. A housing directs the beam of light and an integrated circuit controls illumination of the plurality of light sources, with a switch providing an input signal to the integrated circuit. In the preferred embodiment of the invention, the switch is a pushbutton switch and the integrated circuit is a multi-state electronic device that changes state when the signal is input from the switch, with different states of the integrated circuit causing different combinations of the light sources to become illuminated.

Abstract: An apparatus for producing multiple light displays comprises: a discrete light source emitting at least one primary color; a circuit for driving the light source; a flexible tether secured to the light source; a handle secured to the flexible tether; and a control actuator. The drive circuit produces each of multiple time-dependent drive signals. The handle enables a user to move the light source along a curvilinear path at the end of the tether, the time-dependent drive signal and movement of the light source together producing the light display. The control actuator enables the user, while moving the light source along the curvilinear path and without substantially interrupting movement of the light source, to (i) alter the time-dependence of the drive signal and/or (ii) select another of the time-dependent drive signals for driving the light source, thereby altering the light display.

Abstract: The invention provides an elongated lighting apparatus that can withstand temperature fluctuations. The elongated lighting apparatus comprises of the following elements: at least two elongated tubular members fabricated from translucent material. These elongated tubular members are fixed in an end-to-end configuration, separated by a region enabling for thermal expansion/contraction of the members. A substrate upon which a plurality of light emitting devices is placed, is slidably positioned inside each tubular member. End caps seal the open ends of the elongated tubular members. At least one of these end caps has a translucent protrusion that projects towards the region of separation. At least one light emitting device is positioned proximate to an end cap protrusion, thereby illuminating this region. A flexible interconnector encloses and visually conceals separating the adjacent members. The light emitting devices are electrically interconnected.

Abstract: An electronic lighting apparatus with at least one multiple position adjustable lighting pod. Each lighting pod includes at least one variable intensity light source and a proximity sensor for detecting objects interposed between the lighting pod and a work field. Each variable intensity light source is powered by a controllable pulse width modulated power supply or other suitable power supply which can be utilized to vary the intensity of the light source. In response to detection of an object interposed between a particular lighting pod and the work surface, the power to that lighting pod is increased, increasing the illumination of the work field. Alternatively, power to that lighting pod may be decreased and power to alternate lighting pods is increased, thereby minimizing shadows within the work field.

Abstract: A rear projection display is provided which can clearly display a display screen and enable positive recognition of acceptance of operation of a power switch while preventing increases in manufacturing costs and size of the display. A liquid crystal light valve modulates light emitted from a light source lamp to light for displaying a displayed on a screen. An auxiliary lamp higher in a rate of increase in luminance at start of illumination than the source lamp is arranged such that light from the auxiliary lamp can reach a rear surface side of the screen without passing through the liquid crystal light valve. A main control section causes the light source lamp and the auxiliary lamp to both illuminate at power on, and the auxiliary lamp to extinguish before luminance of the source lamp becomes high enough to cause the display screen to be displayed by projection.

Abstract: A method and apparatus for combining the spectral outputs of multiple light sources to provide a high-efficiency broad-band illuminator for optical metrology is disclosed. The illuminator combines the output radiation from a plurality of broad-band lamps in a novel optical arrangement that creates a virtual source and avoids the use of beam-splitters. Consequently, the illuminator offers increased performance at reduced cost. The illuminator can be optimized and configured for application in a broad class of optical metrology instruments.

Abstract: A modular mounting assembly (10) for connecting a plurality of LEDs in a selectable electrical and spatial arrangement includes a plurality of substrates (12) each having at least one LED (14a, 14b) fixedly arranged thereon, and a plurality of connectors (16) arranged thereon that are in operative communication with the at least one LED (14a, 14b) fixedly arranged thereon. The plurality of substrates (12) are arranged in a selected spatial arrangement having selected pairs of connectors (16) in operative communication with each other to effectuate electrical connection therebetween, whereby an electrical arrangement of the plurality of LEDs is effectuated. A plurality of interconnecting elements (50A, 50D, 50S, 50P) electrically and structurally interconnect selected spatially adjacent substrates (12) in cooperation with the selected pairs of connectors.

Abstract: A LED light set includes a flexible plastic tube, the flexible plastic tube having an axially extended passage hole and light guide hole and a plurality of inside lamp holes radially extended between the passage hole and the light guide hole, two metal wire conductors embedded in the flexible plastic tube, LEDs respectively mounted in the inside lamp holes inside the flexible plastic tube, each LED having two legs extended in reversed directions and suspended in the passage hole, and lead wires connecting the legs of the LEDs in series.

Abstract: The present invention provides a lamp socket having a socket body with a lamp receiving portion and a back portion divided by a partition. The back side of the partition has a shelf and a recessed portion that extends inwardly relative to the shelf. The lamp socket also has at least one terminal in the socket body, the terminal has a lamp receiving end and a lead receiving end, and the lead receiving end is located in the back portion of the body. The lead receiving end extends from the shelf over the recessed portion. At least one wire lead is connected to the lead end of the terminal and the lead end is spaced outwardly from the partition. Potting material in the back portion of the socket to encapsulate the connection of the wire lead to the terminal. The potting material fills the recessed portion and the terminal fully encapsulating the connection point of the lead to the terminal.

Abstract: An electrically powered flame simulator comprises at least two light sources, an integrated circuit electrically connected to the light sources for intermittently illuminating at least one of the light sources independently of other light sources such that the light sources together provide the effect of a flickering movement, and a power source for providing power to the integrated circuit. The flame simulator may be mounted in a decorative or ornamental device such as a candle or fire log, or used on decorative clothing, or may be part of a hazzard or warning system. One or more solid state light sources may also be used.

Abstract: An evacuation lighting system comprising a plurality of lights, control circuitry and a power providing system. The lights comprise low voltage lights which are at least one of embedded in, and positioned proximate, a ground surface. The control circuitry is electrically coupled to the plurality of lights. The power providing system is electrically coupled to at least one of the control circuitry and the plurality of lights. The power providing system further comprises a UPS power supply, a grid power supply and a source switching circuitry capable of selecting one of the UPS power supply and the grid power supply. The control circuitry is capable of selectively controlling each of the plurality of lights, to, in turn, direct an individual in an evacuation. A method for using the same is likewise provided.

Abstract: A LED light set includes a flexible plastic tube, the flexible plastic tube having an axially extended passage hole and light guide hole and a plurality of inside lamp holes radially extended between the passage hole and the light guide hole, two metal wire conductors embedded in the flexible plastic tube, LEDs respectively mounted in the inside lamp holes inside the flexible plastic tube, each LED having two legs extended in reversed directions and suspended in the passage hole, and lead wires connecting the legs of the LEDs in series.

Abstract: A lighting installation for household appliances having an interior in which a bracket for receiving support shelves is arranged. The lighting arrangement includes an illuminating device integrated into at least a partial area of the bracket or entirely into the bracket. The illuminating device can include a fluorescent tube or an arrangement of a plurality of light-emitting diodes. Alternatively, at least a partial area of the bracket can be embodied as an optical waveguide, into which the light from a light source not arranged in the interior can be introduced.

Abstract: An LED lamp has a package and a plurality of light emitting elements that are electrically connected to a plurality of electrode plates provided in the package and that are sealed with transparent material. A red light emitting element of the plurality of light emitting elements is wire bonded along the longitudinal direction of the package, a green light emitting element and a blue light emitting element are flip-chip bonded with its electrode faced down, and the electrodes are extended to a surface opposite to the light emission surface of the LED lamp while being embedded in the package.

Abstract: A airport runway lighting system, including a power source (10) supplying a constant current to a primary circuit (12) and several marking lights (14-1 to 14-6) each being connected to the primary circuit by a current transformer (16-1 to 16-6), the secondary winding of which supplies the lamp current. At least several adjacent transformers form a multiple assembly without a connection cable. Each transformer features a built-in male connector and a female plug or two built-in female plugs. The transformers are stacked to form the multiple assembly, the male connector of one of the transformers being inserted into the female plug of the immediately adjacent transformer, the male connector of the first transformer and the female plug of the last transformer being connected in series to the primary circuit.

Abstract: An improved efficiency fluorescent lighting system is described. The system utilizes reduced rows of fluorescent luminaires which are spaced much further apart than traditional spacing. The luminaires used in the system of the present invention have increased light output of each luminaire by up to fifty percent through a combination of use of a high efficiency lamp producing about 3250 lumens, an electronic dimming ballast having a ballast factor of about 1.2 and a luminaire having a spacing to mounting height ratio of at least 1.5.

Abstract: A low cost under-cabinet and display case lighting system that permits the highest degree of flexibility in the installation and location of luminaires for under-cabinet and display case lighting. The system consists of a high-frequency power source, an interconnection cord, and one or more high-frequency luminaires. The high-frequency power source is powered from a source of 50 or 60 Hertz power. The interconnection cord is connected to the high-frequency output of high-frequency power source. The high-frequency luminaires are mounted in the desired locations under the cabinets or display case shelves. The interconnecting cord is then routed to each of the high-frequency luminaires and placed over the input terminals. The protective cover is then forced over the interconnecting cord in the area of the input terminals forcing the input terminals to pierce and displace the insulation of the cord and make contact with the conductors within the interconnecting cord.

Abstract: A printed circuit board (PCB) for mounting LEDs in an LED flashlight and a flashlight incorporating the PCB. The PCB includes a circuit board having first and second conductors. The first conductor includes a first section and at least a second section at least partially surrounding the first section. The second conductor includes a first section positioned between the first and second sections of the first conductor and, according to one embodiment, a second section at least partially surrounding the second section of the first conductor. The flashlight includes a housing for receiving a power source, the PCB, LEDs mounted on the PCB, and a switch for turning the flashlight on and off.

Abstract: Disclosed is an improved tube-shaped lighting equipment to be hung on the grass, doors and windows, and Christmas trees etc., which is composed of lighting elements, an inner insulator and an outer insulator, said lighting elements can rapidly be positioned and fixed in the inner insulator, while the outer insulator encloses the inner insulator together with the lighting elements and a plurality of longitudinal openings can be formed so as to enhance its light reflection effect with strong construction and the property of not easily breakable.