Abstract: A lighting device comprises a body of optically transmissive material exhibiting a total internal reflection characteristic, the body further comprising a light input surface for receiving light, a light extraction portion spaced from the light input surface, a light transmission portion disposed between the light input surface and the light extraction portion, and at least one light deflection surface for deflecting light toward the light extraction portion. Further in accordance with this aspect the light extraction portion comprises a first extraction surface for extracting light deflected by the at least one light deflection surface out of the body and a second extraction surface for extracting light other than light deflected by the at least one light deflection surface out of the body.

Abstract: A system to alert and guide rescue personnel to a building is disclosed. The system is installed at a rooftop or sidewall of the building. The system comprises a sensor to detect fire in the building. Upon sensing, the sensor sends signal to a controller to activate an illuminating unit and a display unit. Subsequently, the controller instructs the illuminating unit and the display unit to pop out of the rooftop or sidewall of the building. Concurrently, the controller instructs a transceiver to send an alert to emergency personnel. When the emergency personnel try to reach the building, the emergency personnel can use the visual indication provided by the illuminating unit and display unit to identify the building and reach the building to rescue occupants of the building.

Abstract: An improved low profile light is provided. The low profile light includes one or more solid state light sources and a cover disposed in relation thereto, such that light emitted from the light sources passes through the cover. The low profile light also includes a driver, in a driver housing, that provides electrical power to the light sources. The low profile light also includes a housing. The housing includes a central portion with a first side and a second side; a lip that extends around an outer edge of the housing; a cover receptacle to receive the cover; an outer face that extends from the lip inward towards the cover receptacle; an inner surface that extends downward away from the central portion and upward towards the lip, so as to form a valley; and a fin that extends perpendicularly up from the central portion.

Abstract: In one aspect, a lighting fixture includes a pole having a first section and a second section. The second section of the pole includes a radio frequency (RF) transparent material. The lighting fixture also includes a light housing coupled to the first section of the pole and a light source in the light housing. The lighting fixture further includes an antenna assembly in the second section of the pole. The antenna assembly is configured to wirelessly communicate with a user equipment device (UE). The lighting fixture also includes a communications backhaul interface coupled to the antenna assembly.

Abstract: A stake for holding decorative lights has a stake portion having a pointed end and a head attached to the opposite end of the stake portion. The head has an open center and a top portion. A bulb gripper is pivotably attached to the inner surface of the top portion, such that the bulb gripper can be moved from a position which is co-linear with a centerline through the stake portion to a position which is substantially perpendicular to the centerline through the stake. The bulb gripper has a tab sized and positioned to engage another tab on the head when the bulb gripper is in a position which is substantially perpendicular to the stake portion locking the bulb gripper in place.

Abstract: A recessed lighting fixture apparatus is disclosed. An example apparatus includes a light fixture housing including a first opening configured to face an opening in a ceiling and a light assembly housing configured to slide horizontally within the light fixture housing. The light assembly housing includes a second opening configured to face the opening in the ceiling and a light receptacle. The example apparatus also includes a driver electrically connected to the light receptacle. In a first position, the light assembly housing is positioned within the light fixture housing such that the second opening is aligned with the opening to enable the lighting element to emit light out of the light fixture housing. In a second position, the light assembly housing is slid horizontally within the light fixture housing to enable access through the first opening of the light fixture housing to the driver.

Abstract: An LED light fixture that replaces a par 36 lamp includes a body casting having an LED mounting area with an outer perimeter surrounded by an outer ring, and a shroud covering a portion of the outer perimeter of the LED mounting area. The body casting has elongated slots that extend between the LED mounting area and the outer ring. The outer ring has internally threaded openings that extend through the outer ring and that are spaced from one another around the outer ring. The light fixture includes ground mounting pins having first ends with external threads that are adapted to mesh with the internally threaded openings in the outer ring. The pins may be affixed for ground mounting and removed for disposing the light fixture in a well housing disposed in the ground. An LED circuit board containing one or more LEDs overlies the LED mounting area.

Abstract: A deck light assembly for attachment to a deck railing includes a C-shaped body with a core nesting within a cover and a top plate extending between two legs. A foot extends inwardly from each of the legs to engage the bottom of the deck railing and secure the deck light assembly thereon. A solar panel on the top plate charges a battery and causes an LED light to illuminate in the absence of ambient light. A shade on the outer surface of one of the legs directs light downwardly. One leg includes a catch with a planar portion biased inwardly to engage the deck railing and configured to flex outwardly to disengage from the deck railing. A nub extends from the catch for application of an outward force to flex the planar portion for attaching or removing the deck light assembly from the deck railing.

Abstract: A lighting unit which has a lighting unit housing with a profiled element and which has a retaining element arranged on the profiled element for retaining another lighting unit component, for example a lighting unit top sleeve and/or an operating device. The lighting unit is designed such that the retaining element is held on the profiled element solely via a latching connection. The design allows the retaining element to be connected to the profiled element in a particularly simple manner. Additionally, no special fixing elements are required in order to attach the retaining element to the profiled element.

Abstract: A light hanging system is described. The system employs a channel and a housing configured to slide into the channel. The housing is further configured to receive, retain and suspend at least one set of decorative lights. The channel is configured to be mounted either directly or in conjunction with at least one channel mount, to a gutter or soffit portion of a building structure.

Abstract: A method for the manufacture of a foldable building plate element by providing a flat plate (1), providing of at least one folding groove (2) in the flat plate, providing a folding profile (6), comprising two side wings (7) and an interposed folding portion (8), and fitting the folding groove into the folding profile in such a way, for example by gluing, that the side wings thereof form a strong connection with the two side faces (5) of the folding groove. The side wings are interconnected with each other through a bridging strip (9), which will be removed when the plate is folded. The wings are further provided with connecting means (10) that snap-connect with each other when the side wings are folded towards each other. If desired, a filler strip (11) can be inserted between the side wings.

Abstract: A friction blade trim retention system is disclosed. The friction blade trim retention system uses friction blades that are biased radially outward to engage the interior wall of a can housing to hold a trim assembly of a recessed light fixture therein. The system includes vertical translating components that include spring biased detents to toggle between an upper position and a lower position. The detent lower position allows the installer to install the friction blade inside the can in a first step. The installer in the second step pushes the trim assembly upward into the can to engage the upper detent, thus completing installation.

Abstract: In one possible embodiment, a UAV payload module retraction mechanism is provided including a payload pivotally attached to a housing. A biasing member is mounted to bias the payload out of the housing and a winch is attached to the payload. An elongated flexible drawing member is coupled between the housing and the winch, the elongated drawing flexible member being capable of being drawn by the winch to retract the payload within the housing.

Abstract: An enclosed lighting unit for use with light strips is provided to enable installation of architectural lighting. The lighting unit has cooperating base and cover which are assembled by hand. The unit encloses a channel supporting the light strips which maintain a clearance distance between the light sources and the cover.

Abstract: A light cove cap is provided. The cap includes: a first wall; an second wall extending from the first wall; a third wall extending from the first wall below the second wall and substantially parallel to the first wall; the second wall, the third wall, and a bridging portion of the first wall defining a board receiving area; the first wall extending below the third wall, wherein the third wall and portion of the first wall extending below the third wall defines a drywall compound receiving area.

Abstract: An electrical device, method of making the device, and method of using the device. The device can be incorporated into illumination configurations, as in lighting elements.

Abstract: An LED filament lamp comprises a bulb shell and an LED filament component located inside the bulb shell. The LED filament lamp further comprises a driving board, a lamp holder bulb shell and an inside liner. The inside liner is a bulb shell structure made of insulating material and installed inside the lamp holder bulb shell. At least a part of the driving board is located inside the inside liner to make the driving board and the lamp holder bulb shell separate from each other. The LED filament component is electrically connected to the driving board and the lamp holder bulb shell is electrically connected to the driving board. The LED filament lamp has characteristic of simple structure.

Abstract: Disclosed is a lighting system (10) that illuminates a surface (16) with a uniform illumination pattern (12). The lighting system includes a plurality of lighting units (14) that each emit a light beam that has a variable vertical illumination distribution and a variable horizontal illumination distribution. The intensity of each light beam is uniform in a central region of the horizontal illumination distribution, and non-uniform at each end of the horizontal illumination distribution. Similarly, the intensity of each light beam is uniform in a central region of the vertical illumination distribution, and largely non-uniform at each end of the vertical illumination distribution. The light beams overlap in the region of horizontal nonuniformity in order to create an illumination pattern that appears uniform.

Abstract: Described herein are day lighting systems that utilize a combination of at least one natural light source with at least one multimode artificial light source. Also disclosed are methods for designing and operating such systems.

Abstract: The present invention is directed to the use of light emitting diode (LED) lighting in flexible strips, where the color of the lighting emitted from the flexible strip is consequential to the encapsulation process and heat from the lights is adequately dissipated.

Abstract: An image forming device includes a toner cartridge having an outlet port positioned on the front of a housing for transferring toner from a reservoir to a developer unit. The toner cartridge includes an engagement member having a first engagement surface and a second engagement surface. The first engagement surface is positioned proximate the rear of the housing to receive an actuation force from an actuation feature of an image forming device. The second engagement surface is positioned proximate the front of the housing below the outlet port to engage a shutter on an inlet port of the developer unit. The engagement member is movable from a first position to a second position upon receiving the actuation force. As the engagement member moves from the first position to the second position, the second engagement surface protrudes from the front of the housing to engage the shutter of the developer unit.

Abstract: A light installation system and method is described. The system employs a channel, at least one set of lights, at least one mount, and a wire housing tube. The at least one set of lights are configured to fit partially within the wire housing tube, and extend out of the wire housing tube via a series of exit holes arranged equidistant from one another on the bottom of each wire housing tube. Each of the wire housing tubes is configured to be placed in carefully spaced segments within the channel(s). The channel is configured to be mounted, via the at least one mount, to the gutter or soffit portion of a building structure. The wire housing tube is configured to rapidly and easily slide into the channel when decorating, and be removed from the channel quickly when taking down the at least one set of lights.

Abstract: Disclosed herein is a solution to installing a large number of lighting fixtures on a pole or other elevating structure in a manner that does not project light behind the pole/elevating structure, does not project light so to strike the pole/elevating structure and produce localized glare, does not produce uneven loading, and minimizes uncontrolled uplighting. Said solution is achieved, at least in part, by an envisioned tilted pole top fitter designed to offset rows of lighting fixtures to prevent both physical and photometric interference.

Abstract: An improved mounting system and associated kit is disclosed for installing decorative lights within a window frame. The present system comprises a support framework assembly of separate tubular track members, each having a slotted opening running along its length and together joined in a substantially rectangular configuration or in an alternative form intended to conform to the shape of the window frame. Separate L-shaped and T-shaped connectors constructed having movable projecting sections are sized and fitted with O-ring members to provide a press-fit engagement with the tubular chambers of the track members at their respective ends and thereby join the tubular track members together in their assembly and secure the assembly in mounted position within the window with the respective slotted openings inwardly facing.

Abstract: A reflector configured for reflecting light emitted from a light emitting diode (LED) toward a desired area is provided. The reflector defines a groove therein for accommodating the LED. Light emitted from the LED is reflected by an inner surface of the reflector toward a desired area located below the reflector, wherein the light reflected out of the reflector travels along a direction opposite to the main emitting direction of the LED. An LED illumination device incorporating the reflector is also provided.

Abstract: Sunny Bright Solar Lighting is an easily mounted roof solar sunpipe that magnifies and concentrates the incoming sun light with an internally mounted and focused nonimaging Fresnel lens paired with a Kohler concentrator lens in order to magnify and concentrate the focused intense sun light onto a fiber optic illumination systems glass plate, used for solid core fiber optic lighting cables, and a bundle of seven 14 mm solid core endglow plastic fiber optic cables that carries only light waves in a visible light spectrum to seven different rooms that are up to thirty three feet away from the roof mounted sunny bright solar tube.

Abstract: In one possible embodiment, a UAV payload module retraction mechanism is provided including a payload pivotally attached to a housing. A biasing member is mounted to bias the payload out of the housing and a winch is attached to the payload. An elongated flexible drawing member is coupled between the housing and the winch, the elongated drawing flexible member being capable of being drawn by the winch to retract the payload within the housing.

Abstract: A lamp includes a first body and a second body. The first body has a protrusion, a first engaging portion and two ribs. The second body has a second engaging portion which is engaged with the first engaging portion. The second engaging portion has two L-shaped connection slots with which the ribs are engaged. The second body has a first guide path and three second guide path. Two inclined ramps are located in the first guide path so that the protrusion of the first body slides along the inclined ramps to guide the first engaging portion to be engaged with the second engaging portion. The protrusion is restricted by the contact faces of the blocks to restrict that the second body can only be rotated in one direction to engage the ribs with the connection slots.

Abstract: An exterior molding system adapted to provide decoratively illuminated lighting for a building and which incorporates first and second lighting panels each having a plurality of illuminating devices. The lighting panels are attachable to a soffit that is itself attached to a building. The second light panel is hinged to the first light panel so as to enable the second light panel to be deployed either opened or folded up under the first light panel. The second light panel includes illuminating devices that are visible when the second light panel is opened and that are hidden when the second light panel is folded under the first light panel. A remote control panel is in electrical communication with the illuminating devices. The control panel receives electrical power and selectively powers at least one (1) illuminating device.

Abstract: A housing for a light fixture is described herein. The housing can include a first housing portion having at least one first coupling feature and at least one first receiving feature, where the at least one first receiving feature is configured to receive at least one first light module at a first adjustable distance from the first housing. The housing can also include a second housing portion having at least one second coupling feature, where the at least one second coupling feature mechanically couples to the at least one first coupling feature. A position of the first housing portion relative to the second housing portion can be changed using the at least one first coupling feature and the at least one second coupling feature.

Abstract: A light projector intended to produce a directional flat light beam includes an elongate cylindrical lens and a linear light source parallel to the generatrix direction, extending over all or part of the length of the lens to emit light in the direction of the lens. The lens is designed to generate a principal flat light beam by concentrating the light in a predefined elevation angular sector around the horizontal generatrix direction. The light projector also includes a deflector having a rectangular plate shape positioned on the side opposite the light source. A signalling beacon including such a projector is also described.

Abstract: An apparatus for trimming step edges includes an elongate member forming a nose piece for mounting at an edge of a horizontal existing surface. The member comprises a rear surface, a front face, a top surface extending therebetween, and a groove in the front face of the member. The groove has first and second side walls extending from first and second side edges at the front face and leading to a base recessed therefrom. The member is supported by screws received in the groove in a mounted position wherein the top surface of the member is spaced above the existing surface so that a thickness of a covering material, which disposed on the existing surface for covering same, is located between the top surface and the existing surface. Also, a lighting element is inserted in the groove for illuminating an area adjacent the edge of the existing surface.

Abstract: An apparatus, method, and system for changing or removal of a LED driver, a PCB or the lens after installation with one person, and minimal equipment and time and with ease of maintenance without removing the main support structure of the light fixture from a support structure.

Abstract: Modular lighting systems are provided that comprise lighting strips physically and electrically connectable with one another by way of flexible connectors. The lighting strip devices can be made of flexible or rigid material to allow for applying the lighting devices along flat as well as contoured surfaces and can be waterproof or water resistant. A modular lighting strip system is provided comprising: two or more lighting strips comprising a non-conductive substrate strip with an electrical circuit; a plurality of light sources operably connected to the electrical circuit; a plug or socket at opposing ends of the strip; one or more connectors for providing electrical and physical interconnection of the lighting strips comprising: one or more plug and/or socket and one or more flexible wires interconnecting the plugs or sockets, which are operably configured to provide for side-by-side interconnection of lighting strips.

Abstract: A lamp and a hardscape structure illuminated by the lamp are disclosed. The lamp is formed from a plate to which a light fixture is attached. The plate may have a flange, a decorative face plate and side panels attached to direct light from the fixture along the hardscape on which the lamp is mounted. Mounting is effected by positioning the plate between discrete hardscape elements that are stacked one atop another. A portion of the plate projects out from the structure allowing the fixture to cast light on the structure surface. A light transmitting cover is also provided.

Abstract: Discrete electronic modules, such as display tiles, designed and configured to be mosaicked and operatively connected with one another and/or to one or more differing types of discrete electronic modules. In some embodiments, the electronic modules include one or more recessed receptacles along their edges that receive corresponding connector biscuits that operatively connect abutting or confronting electronic modules with one another and/or to a controller. In some embodiments, the sizes of the recessed receptacles and connector biscuits are precisely matched so that the biscuits participate in aligning the abutting or confronting display tiles with one another. In some embodiments, the recessed receptacles are provided in recesses in the backsides of the display tiles, which allows each tile to be easily installed and removed from a display mosaic of which the tile is part.

Abstract: An illuminating device is disclosed for projecting an electromagnetic radiation. The device includes a base having a first mounting leg and a second mounting leg extending in any generally descending orientation. The first mounting leg and the second mounting leg are positioned on opposing sides of an object. The base removably engages with a power source, a solar panel and a light illuminating. The light illuminating device projects an electromagnetic radiation in a generally descending orientation.

Abstract: In one possible embodiment, a UAV payload module retraction mechanism is provided including a payload pivotally attached to a housing. A biasing member is mounted to bias the payload out of the housing and a winch is attached to the payload. An elongated flexible drawing member is coupled between the housing and the winch, the elongated drawing flexible member being capable of being drawn by the winch to retract the payload within the housing.

Abstract: One aspect of the present invention provides an organic EL module that can easily change a layout according to an installation environment while a characteristic of the organic EL module is taken advantage of. The organic EL module includes: an organic EL device in which a first electrode layer, a functional layer, and a second electrode layer are stacked on a substrate having a planar expanse, at least one of planes of the organic EL device constituting a light emitting surface; and at least three connector units that are arranged on a back side of the light emitting surface. At this point, the connector unit is arranged with a planar expanse, the connector unit includes feeding terminals, and the feeding terminals are electrically connected in parallel to one another and electrically connected to the first electrode layer or the second electrode layer.

Abstract: An LED-based lighting unit for retrofitting a fluorescent light fixture in a transit vehicle has a concave frame or structure conforming to the shape of the fluorescent lighting fixture cavity, connector pins on either end of the frame for secure attachment to sockets of the fluorescent fixture, a plurality of LED modules for illuminating an area of a transit vehicle, a power adapter for receiving and converting an input power supply signal, and a diffusive lens cover. The frame may have rear fins or other features for facilitating dissipation of heat generated by the LEDs. A controller adjusts the intensity of the LEDs based on a reading from a temperature sensor and on a manual brightness setting. The change in light output may be accomplished by reducing a duty cycle of a pulse width modulated (PWM) waveform supplying the LEDs.

Abstract: An LED lighting lamp contains a cover, having a port for power leads, ports for cover fixing, an external collar, catches, feeding socket and feeders' connecting cube, fixed inside the cover to its bottom; a housing, having an external collar with rectangular recess, protrusions arranged on the vertical walls inside the housing, bars, catches, a seat in which the PIN ends are fastened to be connected with feeding socket, wherein the catches are connected with cover catches; an electronic board of the feeder, with ports for housing bars, electronic elements and electrical connectors placed on the upper surface as well as connector support placed on the lower surface; insulation molder, fastened in the housing collar's recess and having a central rectangular cavity with rectangular and round ports in its bottom; a radiator in the form of a rectangular molder, fastened in the cavity of insulation molder and having on its upper surface a central rectangular seat, inside which, at least two bars and one port are p

Abstract: Modular lighting systems are provided that comprise lighting strips physically and electrically connectable with one another by way of flexible connectors. The lighting strip devices can be made of flexible or rigid material to allow for applying the lighting devices along flat as well as contoured surfaces and can be waterproof or water resistant. A modular lighting strip system is provided comprising: two or more lighting strips comprising a non-conductive substrate strip with an electrical circuit; a plurality of light sources operably connected to the electrical circuit; a plug or socket at opposing ends of the strip; one or more connectors for providing electrical and physical interconnection of the lighting strips comprising: one or more plug and/or socket and one or more flexible wires interconnecting the plugs or sockets, which are operably configured to provide for side-by-side interconnection of lighting strips.

Abstract: An internally illuminated enclosure for a walkway or driveway is provided. The internally illuminated enclosure includes solar panel converting sunlight to electricity which is stored in a rechargeable battery. When a low-light situation is detected by an ambient light sensor, a control circuit provides power from the rechargeable batters to LEDs. Additionally, the internally illuminated enclosure includes a two-part placesetting system having a permanently installed portion and a removable portion.

Abstract: A seat marker assembly including a raceway for receiving and mounting a central base component which includes a seat marker and an LED carrying circuit board positioned to illuminate the seat marker, the raceway further mounting first and second wire way covers on either side of the central base component, the assembly further including an end wire way assembly including a wire way base, an end wire way slide with an integrally formed wire guide, and an end wire way cover, wherein the end wire way slide is configured to slidably mount into the wire way base and the end wire way cover is configured to engage the wire way slide so as to position the wire guide at a selected distance beyond the wire way base.

Abstract: A light emitting diode (LED) lighting assembly is disclosed. A first panel having a front surface with a protrusion extending therefrom is provided. A second panel is coupled to the first panel directly below the protrusion, wherein the second panel includes at least one LED. A third substantially transparent panel having a cavity formed therein is provided, wherein the cavity is sized to fit over the second panel, wherein the third panel includes a beveled edge that abuts the first panel at a joint directly below the protrusion, and wherein the protrusion and beveled edge are configured to direct moisture away from the joint.

Abstract: A lighting system with at least one LED panel is provided. Said LED panel including a plurality of similar lighting modules, said lighting modules having controllable light-emitting diodes (LEDs) and a polygonal housing frame. Said polygonal housing frame comprising a board for receiving said lighting modules. Said polygonal housing frame including a plug connector on at least one side of the housing frame for positively mechanically coupling a sliding rail connection. Said plug connector including electrical contact means integrated in said mechanical sliding rail connection.

Abstract: A light assembly that includes a mounting frame on which a light engine is mounted so as to direct light through the mounting frame opening and out of an opening in the ceiling. The light assembly is designed to permit the light engine to be rotated and tilted, in some embodiments without the need for tools.

Abstract: A lamp adapted for mounting on a wall structure having a front face. The lamp includes a plate positionable within an opening in the front face of the wall. The plate has a top side and an underside and a front edge and a back edge. The back edge extends in a substantially semi-circular shape. A flange attached to the front edge of said plate is oriented at an angle relative to the plane of the plate. A light fixture is positioned adjacent the underside of the plate within a perimeter defined by the plate and a surface of the flange. A method of creating an illuminated hardscape is also disclosed.

Abstract: Disclosed herein are apparatus, method, and system for producing a customizable composite beam from a plurality of solid state light sources. Each light source is associated with individually adjustable fixture components which allow for a variety of lighting needs to be addressed. The composite beam is a collective of the beam projected from each adjustable component/light source combination; each individual beam being of customized shape or standard shape.

Abstract: A light guard that includes a planar base plate having a center hole sized to permit the passage of a light socket and opposing side slots disposed substantially 180 degrees apart from one another, the base plate having an outer circumference sized substantially the same as the outer dimension of a selected electrical outlet box. The base plate also includes a keyhole slot proximate said outer circumference of the base plate and a transverse slot proximate the outer circumference of the base plate, each of the slots sized to accommodate screws for securing and mounting the base plate onto an outlet box or a plaster ring mounted on the outlet box. Spokes of substantially equal length extend from the base plate, and at least two rings connect the spokes to form a light bulb cage with an open bottom end, thereby providing free access to an installed light bulb.