Abstract: A light assembly includes a case, a light member, an adjustment unit and a reflection unit. The light member is located on the support member at the center of the case, and the adjustment unit and the reflection unit are located within the case. The reflection unit includes multiple first reflection members, and multiple second reflection members. The light member is located at the position surrounded by the respective root portions of the first and second reflection members. The first and second reflection members are pivoted relative to the light member when the adjustment unit is operated.

Abstract: A demountable Wall system that includes a base trim that receives an accent lighting assembly. The lower trim of the demountable wall system includes one or more lighting base trim sections that receive an accent lighting assembly. The accent lighting assembly includes an extruded diffuser formed from a transparent plastic material. The diffuser receives a light strip having a series of spaced LED lights each positioned to project light through a curved, projection wall of the diffuser. When the accent lighting assembly is mounted to the lighting base trim member, the accent lighting assembly projects light downward toward the floor and onto an angled face wall of the lighting base trim member. The lighting base trim member can selectively replace decorative base trim members of the demountable wall system.

Abstract: A retrofit kit for drop ceiling lighting fixtures and a method of retrofitting drop ceiling lighting fixtures are provided. The retrofit kit includes a pair of adapter brackets configured to be mounted to opposing sides of a drop ceiling fixture, and a door-light assembly configured to be pivotally coupled to one adapter bracket, and to be latched to the other adapter bracket.

Abstract: A heat sink for a directional recessed lighting fixture, comprises a wedge-shaped rotatable inner heat sink 110 configured to fit within a hollow interior of an outer heat sink 130. The inner heat sink has an opening 120, for transmission of light from a light source 125 it houses. The inner heat sink includes a gimbal shaft 115 pivotally mounted to an inside wall 132 of the outer heat sink. The inner heat sink has a vertical surface 112 formed on one side, which is close to inside wall 132, when rotated in one direction (FIG. 1A) to direct light in a first direction. The inner heat sink has an angularly offset surface 114 formed on an opposite side, which is close to the inside wall, when rotated in an opposite direction (FIG. 1B) to direct light in a second direction.

Abstract: Support wires can be used to hold up light tiles to provide a lightweight display system or technique.

Abstract: A light fixture includes a heat dissipating structure, an electronics assembly, and a bolt for attaching the heat dissipating structure to an external panel. The heat dissipating structure includes a first side having multiple outwardly extending projection regions and a socket, for receiving a light source, is formed in an apex of each projection region. A second side of the heat dissipating structure includes a heat sink formed in an internal cavity of each projection region. The heat sink includes fins in contact with and radially arranged about an outer surface of the socket. The electronics assembly is located at the first side of the heat dissipating structure. The bolt includes a passage through which wiring from an external source is routed to the electronics assembly. The electronics assembly includes wires routed through channels in each of the projection regions that electrically interconnect the light sources to the electronics assembly.

Abstract: A protective device for an imager which is contained within a housing and in which the imager is aligned with an opening in the housing. The protective device includes a cover which overlies the housing opening and is manually detachably secured to the housing by three or more resilient clips. A plurality of openings are formed through the cover to enable operation of the imager.

Abstract: A lamp, which has a light source having several light-emitting elements, in particular in the form of LEDs. The lamp has first passage openings on a first side next to the light source and second passage openings on a second side next to the light source. The passage openings are designed for an air flow for cooling the light source. The lamp also has a first air-conducting surface on the first side next to the first passage openings and below the light source and a second air-conducting surface on the second side next to the second passage openings and below the light source, wherein the two air-conducting surfaces are designed in such a way that the two air-conducting surfaces form an air incidence region that expands away from the light source.

Abstract: A plurality of lighting pendants and a distributor are arranged in a cluster and hung vertically. The distributor includes a plurality of sockets, one socket being connected to a hanger for receiving power and the remaining sockets being connected to the pendants to support the pendants and to provide power thereto. The pendants include parallel rods terminating in rod ends that slide into the respective sockets and then are attached to the distributor using set screws.

Abstract: A setting apparatus configured for setting and/or adjusting an attachment position of an attachment element for attaching a housing cover of a magnetic resonance apparatus in relation to a magnetic center of a magnet unit is provided. The setting apparatus includes a base plate unit, an attachment unit for attaching the base plate unit to the magnet unit and a setting unit. The setting unit includes at least two laser beam units for marking the attachment position of the attachment element for attaching the housing cover to the magnet unit.

Abstract: An LED luminaire with an integrated battery backup is divided into a hidden infrastructure portion and a decorative body portion. The luminaire body has a main lighting deck with at least one LED mounted thereon and a decorative skirt extending from the main lighting deck. A diffuser panel is received over the main lighting deck. The hidden infrastructure portion includes a light fixture housing configured and arranged to be mounted within a building infrastructure, an emergency battery backup assembly received within the light fixture housing wall, and a housing fixture bracket secured within the light fixture housing to support the emergency backup assembly in the upper portion of the light fixture housing.

Abstract: [Problem] To provide an illumination system with which a visual effect is provided such that it is possible to give an appearance of expanding depth on the far side of a wall face, even if a person stands directly in front thereof. [Solution] An illumination system (100) comprises a light source (130), and a reflection board (120) that provides a reflection face that reflects illumination light from the light source (130). The reflection lace of the reflection board (120) is a processed reflection face in which are disposed a plurality of grooves which are very narrow parallel straight lines or parallel curved lines with respect to a flat plane. A support body (110) supports the light source (130) facing and in close proximity to the processed reflection board of the reflection board (120). Light points appear, arranged perpendicularly in the center of the reflection board (120) facing the light source.

Abstract: Devices used for workspace illumination include, for example, a panel and a solid-state based optical system arranged inside an enclosure of the panel. The panel can be a cubicle divider. In one aspect, an illumination device includes a mount; a panel including a first face and a second opposing face. The panel is vertically supported by the mount along a horizontal dimension of the first and second faces. Further, the panel forms an enclosure between the first and the second face. Additionally, the illumination device includes a first luminaire module arranged in the enclosure and configured to output light in a first output angular range. The light output in the first output angular range has a prevalent propagation direction with a vertical component towards a first target area.

Abstract: An LED lighting system comprises an elongated linear lamp having an LED luminary as a source of illumination and configured to operate as a node of an automated networked lighting system. The lamp comprise an elongate multi-sided heat sink having first and second LED emitter panels mounted thereon for distributing light outwardly from the emitter panel. A first end cap assembly at the first end of the lamp body houses a communications jack having an internal port for providing an interface operable to transmit power and data signals. The first end cap assembly defines a first opening allowing a network communications plug to be received through the access opening into the internal port of the jack. The linear lamp is operable to receive control data and power signals according to a standardized power and data network communications architecture such as Ethernet.

Abstract: A luminaire comprises a first housing element which includes at least one groove, a second housing element, and a clamping member. The clamping member of a generic luminaire further comprises a first connection area and a second connection area, the first connection area interacting with the groove and the second connection area being connected, in the assembled state, to the second housing element so that the second housing element is clamped by the clamping member relative to the first housing element. The clamping member is pivotably mounted in the groove, in a plane perpendicular to the longitudinal extension of the groove.

Abstract: An exterior light unit, has an LED in operation emitting light; a reflector, which reflects a first portion of the light emitted by the LED; a first lens, through which the first portion of the light is refracted after being reflected by the reflector; and a second lens, which is an aspherical collimating lens and which is arranged in such a way with respect to the LED that a second portion of the light emitted by the LED has an unobstructed path to the second lens and is collimated by the second lens in a main light output plane. The second portion of the light, when on its way from the LED to the second lens, crosses way with the first portion of the light, when on its way from the reflector to the first lens.

Abstract: A light emitting diode (LED) lighting system includes an enclosure, a trim, and at least one attachment mechanism. The enclosure can include at least one heat-generating device and an enclosure collar, where the enclosure is made of a first thermally conductive material. The trim can include a trim collar and at least one wall that defines a passage, where the trim collar abuts the enclosure collar, and where the passage has a reflector and a LED is disposed therein. The least one attachment mechanism can removably couple the trim collar to the enclosure collar, where the at least one attachment mechanism includes a back plate that is mechanically coupled to an upper flange and a lower flange, where the upper flange contacts the enclosure collar and the lower flange contacts the trim collar.

Abstract: A luminaire is providing comprising a heat spreader and a heat sink thermally coupled to the heat spreader, an outer optic retained relative to at least one of the heat spreader and the heat sink, a light source in thermal communication with the heat spreader and comprising a plurality of light emitting diodes (LEDs) that are disposed on the heat spreader such that the heat spreader dissipates heat from the plurality of LEDs, and a power conditioner configured to receive AC voltage and deliver DC voltage to the plurality of LEDs, the power conditioner being disposed on a same side of the heat spreader as the plurality of LEDs. A combination defined by the heat spreader, the heat sink and the outer optic is so dimensioned to cover an opening defined by a nominally sized can light fixture and cover an opening defined by a nominally sized electrical junction box.

Abstract: A light fixture has a frame with an aperture and an enclosure having a driver compartment and a junction compartment. The enclosure is movable relative to the frame. In an operation position, the driver and junction compartments are laterally displaced from the aperture and a lighting module is mountable in the aperture from a room-facing side of the light fixture. In a service position, an opening of the driver compartment is laterally aligned with the aperture such that the lighting driver is removably mountable in the driver compartment through the aperture and the opening of the driver compartment, from the room-facing side of the light fixture. In an inspection position, an opening of the junction compartment is laterally aligned with the aperture, and an interior of the junction compartment is visible through the aperture and the opening of the junction compartment, from a room-facing side of the light fixture.

Abstract: A light assembly is described comprising a housing having an internal surface and an outer surface. The internal surface defines that defines an internal space, and the outer surface has a recessed portion that includes at least one opening into the internal space. The assembly further includes a light emitting diode (LED), a battery in electrical contact with the LED, a solar cell that is at least partially disposed within the recessed portion of the outer surface, and electrical circuitry that enables recharging of the battery. A method of using the light assembly is also described.

Abstract: A lamp assembly includes a base plate and a plurality of light emitting units. The base plate has a first surface and a second surface opposite to the first surface. The base plate is formed with a plurality of first heat-dissipating holes extending through the first and second surfaces, and a plurality of second heat-dissipating holes extending through the first and second surfaces and possessing a diameter smaller than that of the first heat-dissipating holes. The plurality of light emitting units are mounted on the first and second surfaces.

Abstract: A light fixture including at least one LED emitter and at least one LED power-circuitry unit within an enclosure formed by a base and a cover movably secured with respect to the base. The at least one LED emitter is secured with respect to the base and in thermal communication therewith. The at least one LED power-circuitry unit is secured with respect to the base such that, when the cover is closed, the power-circuitry unit is in thermal communication with the cover. During operation primary heat transfer from the power-circuitry unit and primary heat transfer from the LED emitter(s) are to separate enclosure members.

Abstract: A system for replacing linear fluorescent lamps with LED modules in a cabinet sign includes an LED module support structure. The LED module support structure may be attached to the raceways of the cabinet sign or to the sockets formerly used for mounting fluorescent lamps between the raceways.

Abstract: According to one aspect, a waveguide comprises a waveguide body further comprising a first face and a second face opposite the first face and a coupling cavity comprising an extent between the first and second faces and defined by at least one light coupling feature that extends between the first and second faces. The coupling cavity is adapted to receive a light emitting diode and the coupling cavity is noncircular and nonrectangular in a cross-section perpendicular to the extent of the coupling cavity. Further, the at least one light coupling feature comprises at least one protrusion.

Abstract: A lighting unit includes an architectural panel having an overall thickness that is measured between a first surface that is configured to be exposed to light output by the lighting unit and a second surface that is opposite the first surface, and a light fixture embedded in the architectural panel. The light fixture includes a solid state light source, an optic, a power supply and a driver circuit that at least partially embedded in the recess of the panel. The light fixture is configured to output light in an output direction extending out away from the first surface of the panel. The light fixture extends from the first surface of the panel in a direction opposite the output direction by a distance that is less than the overall thickness of the architectural panel.

Abstract: A twist-and-lock mounting bracket may secure a lighting fixture to a mounting surface. The twist-and-lock mounting bracket may define an aperture having features corresponding to the shape of a twist-and-lock element disposed on a housing of a lighting fixture. Accordingly, the twist-and-lock element may be configured to extend through the aperture while the corresponding features of the twist-and-lock element and the aperture are aligned. The housing may then be rotated such that the tabs do not align with the corresponding features of the aperture, and the twist-and-lock element is thereby prevented from sliding through the aperture. The mounting bracket may be secured to a junction box positioned within a mounting surface, or it may be secured to a biasing bracket having one or more second resilient members configured to engage the interior of a recessed can light, such that the lighting fixture may be secured to the recessed can light.

Abstract: A lighting device includes a cover portion configured to have a hinged connection for mounting on a housing. The cover portion includes a light emitting diode (LED) and a mixing chamber having a reflective internal surface for receiving light from the LED. A phosphorescent lens is disposed opposite the LED and is configured to reflect light from the LED back to the mixing chamber and to emanate absorbed light from the lens to a surrounding region outside of the mixing chamber. An LED driver circuit is configured to power the LED, the LED driver circuit being electrically connected to a power source. Other embodiments are also disclosed.

Abstract: A suspendable includes a housing including a light reflective material. The housing defines an aperture proximate the center of the housing configured to receive a light source. The housing further defines at least two pairs of through holes; a first channel extending between the a first pair of the at least two pairs of through holes and a second channel extending between the second pair of the at least two pairs of through holes, the first channel and the second channel collectively defining a pathway entirely through the housing; the first and second channels each being curvilinear; an at least two substantially arcuate grooves.

Abstract: A light fixture mounting system including a nipple assembly configured to be secured relative to a structure. The nipple assembly includes a longitudinally extending nipple with at least one longitudinal channel and a series of outer threads. A fixture mount assembly includes a mount body, a prong assembly extending from the mount body and including at least one prong leg extending to a free end with an outwardly extending prong foot, and an adjusting nut positioned about the at least one prong leg between the mount body and the respective prong foot. The fixture mount assembly is positioned relative to the nipple assembly such that each prong leg is positioned in a longitudinal channel and the adjusting nut is positioned such that the adjusting nut contacts the at least one prong foot and the at least one prong leg is retained in the corresponding longitudinal channel.

Abstract: A light emitting diode (LED) light fixture is described. The LED light fixture can include a wave guide having an aperture that traverses therethrough. The LED light fixture can also include at least one LED disposed adjacent to the aperture in the wave guide. The LED light fixture can further include a LED driver electrically coupled to the at least one LED. The LED light fixture can also include a heat sink thermally coupled to the at least one LED.

Abstract: The track lighting assembly includes a rail that may be positioned proximate the ceiling light fixture. A socket is coupled to the rail. The socket is selectively operationally coupled to the ceiling light fixture. The rail is retained on the ceiling light fixture. A rail contact is coupled to the rail. The rail contact is operationally coupled to the socket. A light support is operationally coupled to the rail. The light support is selectively movable along the rail. The light support is operationally coupled to the contact. The light support is in communication with the socket. A fixture is operationally coupled to the light support. The fixture is in communication with the contact. A light emitter is operationally coupled to the fixture. The light emitter selectively emits light.

Abstract: Systems, devices and methods for controlling one or more lights are disclosed. In some aspects, systems for controlling one or more lights can include an interface and a remote sensing device that is separate from and is in electrical communication with the interface. The remote sensing device can additionally include at least one sensor, for example an ambient light sensor. Each of the remote sensing device and the interface can be configured to attach to support structures via retaining features. In one aspect, the remote sensing device can include a first and a second retaining member that rotatably thread onto a main body of the sensing device and adjust according to the thickness and structure of the support structure. In another aspect, the interface can include a retention feature utilizing flexible tabs with integrated detents to accommodate variable sizes of openings of the support structure.

Abstract: Solid state lighting devices and methods for heat dissipation with rotary cooling structures are described. An example solid state lighting device includes a solid state light source, a rotating heat transfer structure in thermal contact with the solid state light source, and a mounting assembly having a stationary portion. The mounting assembly may be rotatably coupled to the heat transfer structure such that at least a portion of the mounting assembly remains stationary while the heat transfer structure is rotating. Examples of methods for dissipating heat from electrical devices, such as solid state lighting sources are also described. Heat dissipation methods may include providing electrical power to a solid state light source mounted to and in thermal contact with a heat transfer structure, and rotating the heat transfer structure through a surrounding medium.

Abstract: The present invention relates construction element comprising: a sandwich structure comprising an electrically insulating layer and an electrically conducting front layer and an electrically conducting rear layer which are spaced apart by the electrically insulating layer. A circuit board is carrying an electronic component and is positioned between the electronic component and the electrically conducting rear layer. The electronic component comprising a first and a second electrical terminal, wherein the first electrical terminal is in electrical connection with the electrically conducting front layer, and the second electrical terminal is in electrical connection with the electrically conducting rear layer.

Abstract: A light fixture includes a housing and at least one adjustable light assembly coupled thereto. Each light assembly includes a light source and an optic lens that is disposed over at least a portion of the light source. At least a portion of the lens is positioned external to the housing. The lens is rotatably adjustable about an axis extending perpendicular from the lens and includes a portion of the light source. The lens emits an asymmetrical light output. A light source holder may be included as part of the light assembly and is used to couple the light assembly to the housing. The light source holder includes a first surface, a second surface opposite the first surface, and an aperture extending therethrough. The light source is positioned adjacent the first surface over the aperture while the lens is positioned adjacent the second surface over the aperture.

Abstract: A container apparatus can include a container and an insert assembly. The insert assembly can include four elongate members. The four elongate members can include light emitting devices for illuminating the interior of the container and/or temperature altering elements for cooling and/or heating the interior of the container. The container can have a rectangular base and a rectangular sidewall extending upwardly from the base. The sidewall can define four corners of the container, and four elongate recesses can be formed in the sidewall proximate the four corners of the sidewall to receive the elongate light members. The recesses can be sized and shaped to conform to the elongate insert members so that the insert members can be releasably retained within the elongate recesses.

Abstract: Methods and apparatus are provided for producing mixed light in a direct-view luminaire. The luminaire includes a plurality of light sources (132) that, in combination, are configured to generate a plurality of different colors of light, a first light mixing chamber (110) and at least one second light mixing chamber (120) in light communication with the first mixing chamber through at least one opening (134). At least one directly viewable light exit surface (112) is coupled to the first light mixing chamber. The light sources are contained in the second light mixing chamber(s), which is configured to prevent light emitted from the light sources from directly impinging on the light exit surface(s). The first light mixing chamber and the light exit surface(s) are configured to mix the light emitted from the light sources such that all light exiting the light exit surface(s) is substantially uniform in brightness and color.

Abstract: A multi-scene, multi-zone lighting device includes a support structure supporting multiple lighting zones, an ensemble of the zones defining a lighting scene. A master dimming control built into the support structure has a power input line and multiple dimmers. The zones are coupled to the dimmer output lines to receive a controlled setting from the corresponding dimmer. A remote control device communicates with the master dimming control, and has a memory for storing settings for the multiple zones and a user interface for a user to select a stored setting for each zone or a scene composed of multiple zones. Settings can be prestored or programmed by the user. The master dimming control includes a controller responsive to receiving the set of settings to set the controlled setting of the corresponding dimmer for each zone in the selected scene to conform the zones to the settings in the selected scene.

Abstract: The present invention relates to an easily expandable indoors LED lighting device, comprising: a fixing bar which is installed on a ceiling; first and second electrode bars, which are provided on a rear surface of the fixing bar; a socket which is provided at the center of the fixing bar that is provided with the first and second electrode bars; and a bell-shaped reflective portion, which is coupled to the socket, for providing power from the first and second electrode bars to a substrate on the inside of which an LED is mounted. The present invention is lightweight, can be directly installed on the ceiling by coupling, and enables expanded installation of the lighting device that is modularized in accordance with the surface area of the ceiling, thereby providing the advantage of easy installation.

Abstract: A socket protector includes a socket attachment portion and a fixture attachment portion disposed adjacent to the socket attachment portion. The socket attachment portion can include at least one pair of socket attachment features, where the at least one pair of socket attachment features is configured to detachably couple to a socket of a light fixture. The fixture attachment portion can include at least one fixture attachment feature, where the at least one fixture attachment feature detachably couples to at least one housing feature of a number of housing features of a housing of the light fixture.

Abstract: A light emitting device includes: a substrate; a plurality of light emitting elements mounted in a light emitting area of the substrate, and an intermediate line for electrically connecting a plurality of light emitting elements in parallel or series selectively, the intermediate line being disposed in the light emitting area.

Abstract: A light source (e.g., a linear LED array or other light-emitting devices) may be coupled with multiple reflectors for providing uniform illumination on a target surface.

Abstract: A lighting device comprises a housing including an upper surface and an inner wall surface; a coupling member coupled to the upper surface of the housing; a reflector disposed between the coupling member and the inner wall surface of the housing; a light source unit coupled to the coupling member and having a light emitting groove in which a light emitting device is disposed, wherein the reflector is disposed over the light emitting groove, wherein the light source unit comprises a projection part disposed around the light emitting groove, and wherein the projection part is provided a prescribed distance from the upper surface, the prescribed distance being greater than or equal to a distance of an end of the housing from the upper surface.

Abstract: The fixture includes an elongated back reflector along the longitudinal direction of the fixture and at least one light source mounted to a heat sink structure and arranged to emit at least a portion of light toward the back reflector. The back reflector redirects at least a portion of the light toward an exit lens which interacts with the light as it is emitted from the fixture. Both the shape of the individual fixture elements (e.g., the back reflector and the exit lens) and the arrangement of these elements provide an asymmetrical light output distribution. Various mount mechanisms may be used to attach the fixture to a surface such as a ceiling or a wall, or the fixture may be suspended from a in a pendant configuration.

Abstract: The illumination apparatus includes a light collector directing light from a light source, radially inward further than the light source, and a light guider provided radially inside further than the light source so as to circumferentially extend and guiding the light from the light source toward an area extending to a side away from the light source and causing the light from the light source to exit toward a light projecting direction. The light collector includes two reflective surfaces on a light projecting direction side and on an opposite side thereto in the thickness direction, and a light exiting opening between the two reflective surfaces. In a sectional plane along the thickness direction, a direction of a center of a light exit range from the light collector tilts to the opposite side to the light projecting direction side.

Abstract: A recessed light fixture, mountable on a wall, includes a trim, heat sink, fasteners and springs. The trim has a trim frame with a trim opening for a light source. The heat sink includes an open end which opens into a cavity to house a portion of the light source, and an interior surface with an interior groove that extends around the interior surface. Each spring has a first end and an opposing second end. The first end of the springs is connected to the trim frame with a fastener. The second end of the springs is inserted through the open end of the heat sink until the second end snaps into and engages the interior groove to connect the heat sink and the trim frame. The second end is movable along the interior groove to allow rotational adjustment of the trim frame relative to the heat sink.

Abstract: A LED assembly/structure and a method of manufacturing the same. The LED assembly comprises a housing body, one or more LED light emitting component hosting areas, a power unit hosting compartment, one or more light diffusing elements, and a cover. The housing body of the LED assembly serves as a thermal barrier between the power supply and the LED lighting elements, such that thermal stress is able to be reduced.

Abstract: Disclosed are methods and apparatus that enable selectively applied face lighting and, optionally, selectively applied task lighting, for example, in daylight-responsive lighting systems and/or therapeutic lighting systems. The face lighting may be selectively provided in a plurality of modes to one or more user segments, and, optionally, only provided to those user segments having a human presence.

Abstract: A light fixture has a housing with a bottom plate at least partially defining an opening. A light source is disposed within the housing. A reflector is disposed such that light emitted from the light source is received by the reflector and reflected. The reflector has a direct reflection surface disposed within the housing for receiving light emitted from the light source and reflecting (a) a first portion of light directly out of the opening and (b) a second portion of light. An indirect reflection surface for receiving the second portion of light from the direct reflection surface and reflecting the second portion of light, wherein the at least a portion of the indirect reflection surface is disposed on an exterior of the bottom plate.

Abstract: A lighting device includes an outer body having a base, a medial portion, and an upper portion. The lighting device may also include an electronic device carrying assembly to carry an assembly base, an assembly top, a heat sink that matingly engages a portion of the assembly top, and a driver circuit. The assembly top may comprise a bottom portion, sidewalls, and a top portion. The bottom portion of the assembly top may include an assembly base connector member that may pivotally engage a portion of the assembly base. The electronic device carrying assembly may be configured to rotate about a first rotational axis and second rotational axis. The first and second rotational axes may be perpendicular to one another.