Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. At least one lighting module is selected from at least one track lighting module and/or at least one non-track lighting module. The at least one lighting zone extends along a first length dimension of the housing segment and including at least one first passage to receive the at least one track lighting module and/or non-track lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the at least one lighting module in the at least one lighting zone. Each track lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length dimension. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules.
Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. A lighting module is included that has at least one track lighting module and/or at least one non-track lighting module. The lighting zone extends along a first length of the housing segment having at least one first passage to receive the at least one lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the lighting module in the lighting zone. Each lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules.
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21V 21/02 - Wall, ceiling, or floor basesFixing pendants or arms to the bases
F21V 21/35 - Supporting elements displaceable along a guiding element with direct electrical contact between the supporting element and electric conductors running along the guiding element
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. A lighting module is included that has at least one track lighting module and/or at least one non-track lighting module. The lighting zone extends along a first length of the housing segment having at least one first passage to receive the at least one lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the lighting module in the lighting zone. Each lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules.
Disclosed is a junction device for joining adjacent housing sections of a light fixture housing assembly, having a junction body structure formed from at least one junction body segment. A plurality of coupling units, each with at least one first boundary including at least one male portion or at least one female portion. The male and/or female portions are configured to enable each corresponding portion a first of the coupling units to receive the male portion of a second of the coupling units. Each of at least two of the coupling units including a first segment formed with the at least one junction body segment at respective first boundaries with the corresponding male or female portions extending therefrom. Each of the male and female portions is configured to be associated with a first locking structure to lock the female and male portions together to form the assembled light fixture housing.
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
A linear light fixture assembly for supporting a light fixture in a ceiling structure, comprises a light fixture mounting structure having a pair of opposed boundary regions configured to fit within a designated light fixture receiving region in the ceiling structure, and a plurality of spring elements configured to spaced outwardly from at least one of the boundary regions, each spring element having a mounting region configured to be anchored to the mounting structure and a free end region to extend therefrom and to be laterally outwardly biased in a first position to form a path of contact with a support surface region on the ceiling structure to anchor the structure in the receiving region, each of the spring elements configured to be movable toward the corresponding boundary region in a second position to release the path of contact to release the light fixture from the receiving region.
A single edge lit lighting module is disclosed which produces tailored light distributions valuable in many illumination applications. The lighting module comprises a unique light scattering optical element which is aligned with one or more LED light sources along one of its edges and works in combination with configured reflective surfaces. Light distributions attainable using the invention include, but are not limited to, symmetric and asymmetric bi-lobed “batwing” distributions for wide area direct and indirect lighting, and tilted or asymmetric distributions for perimeter lighting. It is also possible to achieve more rounded and symmetric distributions by an additional diffuser as a cover lens. The invention's unique single edge lit construction provides the means for achieving the lighting distributions without the need for conventional two lit edges and within a compact form factor with narrow width. The invention is particularly well-suited for linear lighting fixtures that are surface mounted, suspended or recessed. Various embodiments also provide means for adjusting light distributions dynamically to control light output characteristics by controlling the input signals to the LED board included in the assembly.
Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. The lighting module can include at least one track lighting module and/or at least one non-track lighting module. The lighting zone extends along a first length of the housing segment and including at least one first passage to receive the track lighting module and/or non-track lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the lighting module in the lighting zone. Each track lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules. DMS 20639789v1
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
F21V 17/08 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto the supporting or suspending arrangements of the lighting device, e.g. power cords, standards
F21V 21/35 - Supporting elements displaceable along a guiding element with direct electrical contact between the supporting element and electric conductors running along the guiding element
A lighting assembly with a single edge lit optical configuration produces various asymmetric light distributions which provide targeted control of light output with peak intensity that is non-normal to the light guide output face. The compact form factor of the lighting assembly embodiments having narrow width are particularly well-suited for use in linear lighting applications requiring suspended, surface and recessed installations typically used to illuminate walls, floors and/or ceilings. The lighting assembly can also be selectively configured and oriented during assembly and installation to achieve various lighting distributions. Optical components within the lighting assembly are typically positioned and retained in optical alignment with internal support features of a linear housing. The optical configuration typically includes LED board, light guide, and one or more reflectors, and an optically transmitting component providing further control of the lighting distributions and a broader range of design choices. A variety of asymmetrical and symmetrical light distributions can be achieved with one or more peak intensities. Further embodiments utilize selective alignment of the light guide with one or more reflectors to achieve different light distributions.
Disclosed is a disinfection device for controllably emitting and directing disinfecting UV energy to at least one elongate first target location and at least one elongate second target location in a user space. The disinfection device comprises a housing structure mountable on a support structure and having an outer boundary. The outer boundary is configured to provide a first array of outputs to emit and direct disinfecting UV energy to the at least one first target location, a second array of outputs to deliver directed disinfecting UV energy to the at least one second target location.
A light fixture with a single edge lit optical assembly produces various light distributions which provide targeted control of light output with peak intensity that is non-normal to the light guide output face. The compact form factor of light fixture embodiments having narrow width are particularly well-suited for use in linear lighting applications requiring suspended, surface and recessed installations typically used to illuminate walls, floors and/or ceilings. The light fixture can also be selectively configured and oriented during assembly and installation to achieve various lighting distributions including asymmetrical and symmetrical with one or more peak intensities. Optical components within the light fixture are typically positioned and retained in optical alignment with internal support features of a linear housing. The optical assembly typically includes LED board, light guide, and one or more reflectors, and an optically transmitting component further providing a fixture assembler a range of design choices.
A light fixture with a single edge lit optical assembly produces various light distributions which provide targeted control of light output with peak intensity that is non-normal to the light guide output face. The compact form factor and modular design of the light fixture embodiments having narrow width are particularly well-suited for use in linear lighting applications requiring suspended, surface and recessed installations typically used to illuminate walls, floors and/or ceilings. The light fixture can also be selectively configured and oriented during assembly and installation to achieve various lighting distributions. Optical components within the light fixture are typically positioned and retained in optical alignment with internal support features of a linear housing. The optical assembly typically includes LED board, light guide, and one or more reflective surfaces. Additionally an optically transmitting component further provides a fixture assembler a range of design choices. A variety of light distributions can be achieved including asymmetrical and symmetrical with one or more peak intensities. Further embodiments utilize selective alignment of light guide with one or more reflectors to achieve different light distributions.
A linear lighting assembly is disclosed which produces tailored light distributions valuable in many illumination applications. The linear lighting assembly comprises a unique light scattering optical element within a single edge lit linear lighting module housing configured to fit within a linear light fixture housing, both housings capable of being fabricated in a continuous extrusion process and cut to length as need for specific linear lighting assembly lengths. Light distributions attainable using the invention include, but are not limited to, symmetric and asymmetric bi-lobed “batwing” distributions for wide area direct and indirect lighting, and tilted or asymmetric distributions for perimeter lighting. It is also possible to achieve more rounded and symmetric distributions by an additional diffuser as a cover lens. The invention is particularly well-suited for linear lighting fixtures that are surface mounted, suspended or recessed. Various embodiments also provide means for adjusting light distributions dynamically to control light output characteristics by controlling the input signals to the LED board included in the assembly.
F21S 4/00 - Lighting devices or systems using a string or strip of light sources
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
A single edge lit lighting module is disclosed which produces tailored light distributions valuable in many illumination applications. The lighting module comprises a unique light scattering optical element with volumetric light scattering properties which works in combination with configured reflective surfaces and optional surface relief features, Light distributions attainable using the invention are non-lambertian and anisotropic. Light distributions with one or more lobes of peak intensity can be produced which include, but are not limited to, symmetric and asymmetric batwing distributions, asymmetric distributions for perimeter lighting and symmetric distributions. The invention's unique single edge lit construction provide the means for achieving this without need for conventional two lit edges and within a compact form factor with narrow width, particularly well-suited for linear lighting fixtures that are suspended, surface mounted or recessed. Various embodiments also provide means for adjusting light distributions dynamically to control light output characteristics by the use of an additional cover lens or glare control films, and by controlling the input signals to the LED board included in the assembly.
A single edge lit lighting module produces bi-lobed light distributions which provide targeted control of light output with peak intensity that is non-normal to the lighting module output face. The compact form factor of module embodiments having narrow width are particularly well-suited for use in linear lighting fixtures for suspended, surface and recessed lighting configurations typically used to illuminate walls, floors and/or ceilings. Embodiments of the single edge lit lighting module utilize reflectors in combination with light guides having volumetric light scattering properties and surface features to control peak intensities, output angles, and shapes of the two light output lobes. A variety of light distributions can be achieved including symmetrical bi-lobed distributions conventionally achieved by double edge lit modules. Further embodiments utilize selective alignment of light guide with reflector to achieve different asymmetric light distributions. The single edge lit lighting module incorporates a housing, LED board, light guide and reflector, and can further incorporate an optically transmitting lens over its output face and provides a fixture assembler with a range of design choices without need of additional components.
Disclosed is a luminaire structure for location in a corner. The luminaire structure has a housing including first and second housing structure segments configured to be located adjacent the corner in an operative position. The housing is configured to support at least one LED array, and to support at least one light delivery structure to be located at or adjacent a light output region. The housing has at least one internal services region to receive one or more components therein. A mounting interface is configured to cooperate with the housing and/or an anchor structure mounted in or adjacent to the corner area, to enable the housing to be deployed between a servicing position and an operative position. The housing is proximal to the anchor structure, at least in part, and the internal services region is rendered inaccessible for servicing by its proximity to the housing and the corner.
A single edge lit lighting module produces bi-lobed light distributions which provide targeted control of light output. The compact form factor of module embodiments having narrow width are particularly well-suited for use in linear lighting fixtures for suspended and downlighting configurations typically used to illuminate floors and/or ceilings. Embodiments of the single edge lit lighting module utilize reflectors in combination with light guides having volumetric light scattering properties and surface features to control peak intensities, output angles, and shapes of the two light output lobes. A variety of light distributions can be achieved including symmetrical distributions conventionally achieved by double edge lit modules. Further embodiments utilize selective alignment of light guide with reflector to achieve different light distributions thereby providing a fixture assembler with more design choices without need of additional components.
Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. At least one lighting module is selected from at least one track lighting module and/or at least one non-track lighting module. The at least one lighting zone extends along a first length dimension of the housing segment and including at least one first passage to receive the at least one track lighting module and/or non-track lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the at least one lighting module in the at least one lighting zone. Each track lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length dimension. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules.
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21V 21/02 - Wall, ceiling, or floor basesFixing pendants or arms to the bases
F21V 21/008 - Suspending from a cable or suspension line
F21V 23/06 - Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
F21V 23/02 - Arrangement of electric circuit elements in or on lighting devices the elements being transformers or impedances
F21Y 103/10 - Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
A ceiling connector assembly for mounting an article includes a ceiling connector configured to present an article-mounting end region below a downward facing ceiling surface, a canopy structure for locating on the mounting end region and configured to cover, at least in part, the mounting end region in a covering position, the canopy structure and the mounting end region each respectively including at least one first mounting structure and at least one second mounting structure, wherein when the first and second mounting structures are configured to enable the canopy structure to be removably mounted on the mounting end region in the covering position.
F21V 21/02 - Wall, ceiling, or floor basesFixing pendants or arms to the bases
F21V 23/06 - Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices
F21V 21/008 - Suspending from a cable or suspension line
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
Disclosed is a luminaire including a ceiling mountable housing that defines an inner cartridge-receiving cavity accessible at an opening that is accessible in a healthcare space. A cartridge is provided to be received in the housing. The housing and the cartridge are configured to establish a first NSF-compliant sealing interface formed by at least one first barrier member extending along a first peripheral region between the housing and the cartridge to establish a first NSF-compliant pathogen barrier. The cartridge includes a light output region that is configured to locate an interior light guide and an exterior lens with an optical spacing therebetween. A second NSF-compliant sealing barrier interface is provided between the lens and the light guide formed by at least one second barrier member extending along a second peripheral region between the lens and light guide, and which is configured to establish a second NSF-compliant pathogen barrier therein.
F21V 31/00 - Gas-tight or water-tight arrangements
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21S 4/20 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21V 19/00 - Fastening of light sources or lamp holders
F21V 17/06 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the lamp holder
F21V 17/16 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting deviceSnap action mounting
Disclosed is a grid lighting system having at least one housing segment with at least one lighting zone. At least one lighting module is selected from at least one track lighting module and/or at least one non-track lighting module. The at least one lighting zone extends along a first length dimension of the housing segment and including at least one first passage to receive the at least one track lighting module and/or non-track lighting module. The housing segment includes a first power supply segment to be coupled with a designated line voltage outlet to deliver line voltage power to the at least one lighting module in the at least one lighting zone. Each track lighting module includes a lighting subzone, with a second passage to receive one or more lighting submodules along a second length dimension. A second power supply segment is provided to couple with the first power supply segment to receive line power and to deliver low voltage to the one or more lighting submodules.
F21V 21/02 - Wall, ceiling, or floor basesFixing pendants or arms to the bases
F21V 23/06 - Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices
F21V 21/008 - Suspending from a cable or suspension line
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
A luminaire structure, comprises a plurality of housing segments, each with at least one lighting zone, and configured to be assembled to form a support structure defining at least one panel supporting zone for supporting at least one acoustic panel removably attached thereto, wherein each of the lighting zones in the support structure is oriented to be adjacent the at least one acoustic panel, and operable to receive a lighting module to deliver light to an interior space.
An LED luminaire having a housing positionable at a structure location for providing illumination. At least one first LED light engine is located within the housing. The housing has at least one light output boundary and is configured to direct light therein toward the light output boundary. A light guide is configured to be located at the light output boundary to receive light contained within the housing to emit non-directional light at the light output boundary. The at least one first LED light engine includes at least one first LED light source providing directional light at the light output boundary. The first LED light engine includes a shroud adjacent the light guide providing directional light from the LED light source to a target location beyond the luminaire. The shroud structure provides an optical path from the LED light source through the light guide for providing non-directional light.
F21K 9/61 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
F21K 9/62 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
A linear light fixture assembly for supporting a light fixture in a ceiling structure, comprises a light fixture mounting structure having a pair of opposed boundary regions configured to fit within a designated light fixture receiving region in the ceiling structure, and a plurality of spring elements configured to spaced outwardly from at least one of the boundary regions, each spring element having a mounting region configured to be anchored to the mounting structure and a free end region to extend therefrom and to be laterally outwardly biased in a first position to form a path of contact with a support surface region on the ceiling structure to anchor the structure in the receiving region, each of the spring elements configured to be movable toward the corresponding boundary region in a second position to release the path of contact to release the light fixture from the receiving region.
Disclosed is a junction device for joining adjacent housing sections of a light fixture housing assembly, having a junction body structure formed from at least one junction body segment. A plurality of coupling units, each with at least one first boundary including at least one male portion or at least one female portion. The male and/or female portions are configured to enable each corresponding portion a first of the coupling units to receive the male portion of a second of the coupling units. Each of at least two of the coupling units including a first segment formed with the at least one junction body segment at respective first boundaries with the corresponding male or female portions extending therefrom. Each of the male and female portions is configured to be associated with a first locking structure to lock the female and male portions together to form the assembled light fixture housing.
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
Disclosed is a luminaire structure, comprising at least one light guide segment having opposed surface regions and defining a dimension therebetween. At least one edge region with at least one LED array configured to form an edge-lit optical coupling with the edge region. The light guide segment further includes a first sensor passage extending between the opposed surface regions to receive a sensor. At least one of the light guide segment, the first sensor passage and/or the sensor is configured so that light delivered to the light guide segment through the edge-lit optical coupling illuminates the light guide segment with reduced optical disruption by the presence of the sensor in the first sensor passage, when compared with a non edge-lit optical coupling configuration.
F21V 8/00 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems
F21V 23/04 - Arrangement of electric circuit elements in or on lighting devices the elements being switches
F21K 9/61 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
Disclosed is a coupling assembly for joining together a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprising a body rotatably mountable on a first of the light fixture segments about a central axis, the body configured to operably engage a drive tool with a drive axis thereof aligned with the central axis to rotate the body between a release position and a coupling position, the body having a designated receiving location to receive a complementary coupling element on a second of the light fixture segments, and configured to provide an arcuate pathway extending from designated receiving location, wherein the designated receiving location and pathway are configured to permit the complementary coupling element to travel along the pathway as the body rotates on the central axis, and thereby to laterally transfer the complementary coupling element radially toward the central axis to draw the first and second light fixture segment toward forming the joint interface when the body reaches the coupling position corresponding to the complementary coupling element reaching a corresponding position along the pathway.
F21V 19/00 - Fastening of light sources or lamp holders
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F16B 7/20 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using bayonet connections
F16B 7/18 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
F16B 21/04 - Releasable fastening devices locking by rotation with bayonet catch
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
F16B 7/00 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
A mounting assembly for mounting a light fixture comprises a plurality of anchor structures attachable to a ceiling at designated locations thereon to form an anchor array to be patterned so as to be complementary with a target location array of a plurality of target locations on the light fixture. A plurality of elongate flexible structures is provided according to the anchor array, each configured to extend from a corresponding anchor structure so as to be orientable to align with a corresponding target location in the target location array when the target location array is unaligned with the anchor array. A plurality of retainers is provided according to the anchor array, each configured to be positionable at a distal location on the corresponding elongate flexible structure, thereby to suspend the light fixture below the ceiling. Each retainer being displaceable along the corresponding elongate flexible structure to collectively displace the light fixture toward engagement with the ceiling, wherein the retainer is positionable at a designated location on the elongate flexible structure, wherein an installed position of the light fixture is defined by a cumulative effect of a relative positioning of each anchor location and each corresponding target location.
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/00 - Lighting devices intended for fixed installation
A light fixture device having at least one sealed LED lighting cartridge and a sealed casing with a lens region along one boundary thereof. The device includes one or more power supply elements extending from or accessible from the casing which are connectible with a power source. A housing of the device has at least one first housing structure defining at least two opposed cartridge-receiving zones. Each of the zones has a corresponding light output region cartridge-receiving and is configured to receive at least one sealed LED lighting cartridge with the lens region aligned with the corresponding light output region. A central interior cavity is provided to accommodate the power supply elements between, at least in part, the cartridge-receiving zones. At least one second housing structure to sealingly engage with the housing structure and sealingly close the central interior cavity.
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
F21S 8/00 - Lighting devices intended for fixed installation
F21V 31/00 - Gas-tight or water-tight arrangements
A device for mounting a light fixture structure to a ceiling grid. The device includes an anchor structure extending from the light fixture structure, with a pair of arm structures spaced to receive a ceiling grid segment therebetween at an anchor location on the ceiling grid adjacent a lower region of the ceiling grid. The arm structures have respective distal regions configured to be accessible from an upper region of the ceiling grid and a clamp structure configured to traverse laterally relative to the distal regions to couple with the respective distal end regions and thereafter to be transferable between a released position and a locked position. When in the locked position, the ceiling grid segment held between the anchor and clamp structures place the light fixture structure in the mounted position.
A linear light fixture assembly for supporting a light fixture in a ceiling structure, comprises a light fixture mounting structure having a pair of opposed boundary regions configured to fit within a designated light fixture receiving region in the ceiling structure, and a plurality of spring elements configured to spaced outwardly from at least one of the boundary regions, each spring element having a mounting region configured to be anchored to the mounting structure and a free end region to extend therefrom and to be laterally outwardly biased in a first position to form a path of contact with a support surface region on the ceiling structure to anchor the structure in the receiving region, each of the spring elements configured to be movable toward the corresponding boundary region in a second position to release the path of contact to release the light fixture from the receiving region.
A luminaire assembly comprises a first luminaire structure and a second luminaire structure, each configured for positioning in an illuminatable position on an enclosure surface. Each of the first and second luminaire structures comprises a housing structure and an illumination structure extending outwardly from the housing structure. The illumination structure has at least one outer surface region which terminates at a longitudinal distal end region and at least one lateral edge region, wherein the respective lateral edge regions of the first and second luminaire structures are alignable to form an aligning interface therebetween. A clamp assembly is configured for clamping the adjacent lateral end regions in the aligning interface to join the first and second luminaire structures together, the clamp assembly providing at least one outer clamp surface region which is configured to be complementary with the corresponding at least one outer surface region of each of the joined first and second luminaire structures.
Described are various embodiments of a luminaire and output element coupling mechanism therefor. In one embodiment, a recessable luminaire comprises two or more luminaire modules, each one of which comprising a recessable housing having opposed side walls. The luminaire further comprises an output element securable along and between these side walls to at least partially define an output of the luminaire, and opposed inwardly biased output coupling structures extending at least partially along respective side walls and adapted to receive and resiliently secure corresponding edges of the output element therein.
F21V 17/16 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting deviceSnap action mounting
A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
A light fixture for mounting in a t-bar ceiling structure, the light fixture includes a housing configured to support a ring-shaped lens to at least partially surround an inner reflective surface, the inner reflective surface being configured to at least partially reflect light incident thereon from the lens, to present a mirage effect in a transition zone near the lens.
E04B 9/04 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation comprising slabs, sheets or the like
E04B 9/12 - Connections between non-parallel members of the supporting construction
E04B 9/24 - Connection of slabs, sheets or the like to the supporting construction with the slabs, sheets or the like positioned on, or held against, horizontal flanges of the supporting construction
F21S 8/02 - Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
F21V 3/04 - GlobesBowlsCover glasses characterised by materials, surface treatments or coatings
55.
Luminaire for emitting directional and non-directional light
Disclosed is an LED luminaire, comprising a housing positionable at a building structure location. The housing has at least one light output boundary and configured to direct light therein toward the light output boundary. A light guide configured to be located at the light output boundary to receive light operationally contained within the housing, so as to emit non-directional light at the light output boundary. At least one first LED light engine is located within the housing, the at least one first LED light engine including at least one first LED light source to emit directional light at the light output boundary.
A mounting assembly for mounting a light fixture comprises a plurality of anchor structures attachable to a ceiling at designated locations thereon to form an anchor array to be patterned so as to be complementary with a target location array of a plurality of target locations on the light fixture. A plurality of elongate flexible structures is provided according to the anchor array, each configured to extend from a corresponding anchor structure so as to be orientable to align with a corresponding target location in the target location array when the target location array is unaligned with the anchor array. A plurality of retainers is provided according to the anchor array, each configured to be positionable at a distal location on the corresponding elongate flexible structure, thereby to suspend the light fixture below the ceiling. Each retainer being displaceable along the corresponding elongate flexible structure to collectively displace the light fixture toward engagement with the ceiling, wherein the retainer is positionable at a designated location on the elongate flexible structure, wherein an installed position of the light fixture is defined by a cumulative effect of a relative positioning of each anchor location and each corresponding target location.
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21S 8/00 - Lighting devices intended for fixed installation
A linear light fixture assembly comprises a linear housing structure with a linear mounting region, the linear mounting region including an exposed passage having a first lateral dimension and configured to be secured to a ceiling mounting structure on a ceiling, the ceiling mounting structure having a second lateral dimension, and a linear conduit structure having opposed surfaces which are spaced by a third lateral dimension, wherein the linear housing structure and/or the linear conduit structure are configured so that the first, second/or and third lateral dimensions enable the linear conduit structure to extend past the ceiling mounting structure into the exposed passage to deliver power to one or more light sources to be located in the housing.
Disclosed is a coupling assembly for joining together a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprising a body rotatably mountable on a first of the light fixture segments about a central axis, the body configured to operably engage a drive tool with a drive axis thereof aligned with the central axis to rotate the body between a release position and a coupling position, the body having a designated receiving location to receive a complementary coupling element on a second of the light fixture segments, and configured to provide an arcuate pathway extending from designated receiving location, wherein the designated receiving location and pathway are configured to permit the complementary coupling element to travel along the pathway as the body rotates on the central axis, and thereby to laterally transfer the complementary coupling element radially toward the central axis to draw the first and second light fixture segment toward forming the joint interface when the body reaches the coupling position corresponding to the complementary coupling element reaching a corresponding position along the pathway.
F21V 21/00 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F16B 7/20 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using bayonet connections
F16B 7/18 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
F16B 21/04 - Releasable fastening devices locking by rotation with bayonet catch
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
F16B 7/00 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
60.
Single edge lit lighting module producing tailored light distributions
A single edge lit lighting module is disclosed which produces tailored light distributions valuable in many illumination applications. The light distributions attainable using the invention include, but are not limited to, symmetric and asymmetric batwing distributions, asymmetric distributions for perimeter lighting and symmetric distributions. The invention's unique single edge lit construction provide the means for achieving this without need for conventional two lit edges and within a compact form factor with narrow width, particularly well-suited for linear lighting fixtures. Various embodiments also provide means for adjusting light distributions dynamically to control light output characteristics by controlling the input signals to the LED board included in the assembly.
A canopy for use with a ceiling connector mountable at a designated ceiling location to define a mounting end region thereon, includes a body securable to the mounting end region by a rotationally operable connector, wherein the body is configured to form a mounting interface with the mounting end region to block perceptible relative rotation therebetween about a rotation axis defined by the connector by forces associated therewith, wherein the mounting interface is defined by at least one first engagement surface on the canopy configured to be in contact with at least corresponding second engagement surface on the mounting end region.
E04B 9/06 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation characterised by constructional features of the supporting construction
E04B 9/00 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation
E04B 9/18 - Means for suspending the supporting construction
An elongate acoustic panel for installation in an interior space comprising at least one acoustic surface, an edge region adjacent to the at least one acoustic surface, and a distribution of one or more LED's along the edge region.
A linear light fixture assembly for supporting a light fixture in a ceiling structure, comprises a light fixture mounting structure having a pair of opposed boundary regions configured to fit within a designated light fixture receiving region in the ceiling structure, and a plurality of spring elements configured to spaced outwardly from at least one of the boundary regions, each spring element having a mounting region configured to be anchored to the mounting structure and a free end region to extend therefrom and to be laterally outwardly biased in a first position to form a path of contact with a support surface region on the ceiling structure to anchor the structure in the receiving region, each of the spring elements configured to be movable toward the corresponding boundary region in a second position to release the path of contact to release the light fixture from the receiving region.
Disclosed is an LED luminaire, comprising a housing positionable at a building structure location. The housing has at least one light output boundary and configured to direct light therein toward the light output boundary. A light guide configured to be located at the light output boundary to receive light operationally contained within the housing, so as to emit non-directionallight at the light output boundary. At least one first LED light engine is located within the housing, the at least one first LED light engine including at least one first LED light source to emit directional light at the light output boundary.
F21K 9/00 - Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
F21K 9/60 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
F21K 9/61 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
F21V 8/00 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems
F21V 13/12 - Combinations of only three kinds of elements
Disclosed is a coupling assembly for joining together a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprising a body rotatably mountable on a first of the light fixture segments about a central axis, the body configured to operably engage a drive tool with a drive axis thereof aligned with the central axis to rotate the body between a release position and a coupling position, the body having a designated receiving location to receive a complementary coupling element on a second of the light fixture segments, and configured to provide an arcuate pathway extending from designated receiving location, wherein the designated receiving location and pathway are configured to permit the complementary coupling element to travel along the pathway as the body rotates on the central axis, and thereby to laterally transfer the complementary coupling element radially toward the central axis to draw the first and second light fixture segment toward forming the joint interface when the body reaches the coupling position corresponding to the complementary coupling element reaching a corresponding position along the pathway.
F21V 9/00 - Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
F21V 17/06 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the lamp holder
66.
SINGLE EDGE LIT LIGHTING MODULE PRODUCING TAILORED LIGHT DISTRIBUTIONS
A single edge lit lighting module is disclosed which produces tailored light distributions valuable in many illumination applications. The light distributions attainable using the invention include, but are not limited to, symmetric and asymmetric batwing distributions, asymmetric distributions for perimeter lighting and symmetric distributions. The invention's unique single edge lit construction provide the means for achieving this without need for conventional two lit edges and within a compact form factor with narrow width, particularly well-suited for linear lighting fixtures. Various embodiments also provide means for adjusting light distributions dynamically to control light output characteristics by controlling the input signals to the LED board included in the assembly.
F21S 4/28 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
F21S 4/00 - Lighting devices or systems using a string or strip of light sources
F21V 21/00 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips
F21V 21/005 - Supporting, suspending, or attaching arrangements for lighting devicesHand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 17/18 - Latch-type fastening, e.g. with rotary action
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21S 8/00 - Lighting devices intended for fixed installation
F21S 8/04 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure
F21S 8/06 - Lighting devices intended for fixed installation intended only for mounting on a ceiling or like overhead structure by suspension
A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
A light fixture for mounting in a t-bar ceiling structure, the light fixture includes a housing configured to support a ring-shaped lens to at least partially surround an inner reflective surface, the inner reflective surface being configured to at least partially reflect light incident thereon from the lens, to present a mirage effect in a transition zone near the lens.
E04B 9/00 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation
E04B 9/04 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation comprising slabs, sheets or the like
E04B 9/12 - Connections between non-parallel members of the supporting construction
E04B 9/24 - Connection of slabs, sheets or the like to the supporting construction with the slabs, sheets or the like positioned on, or held against, horizontal flanges of the supporting construction
F21S 8/02 - Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
F21V 5/04 - Refractors for light sources of lens shape
Described are various embodiments of a luminaire and output element coupling mechanism therefor. In one embodiment, a recessable luminaire comprises two or more luminaire modules, each one of which comprising a recessable housing having opposed side walls. The luminaire further comprises an output element securable along and between these side walls to at least partially define an output of the luminaire, and opposed inwardly biased output coupling structures extending at least partially along respective side walls and adapted to receive and resiliently secure corresponding edges of the output element therein.
F21V 17/16 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting deviceSnap action mounting
A support assembly for supporting ceiling accessories in a designated opening in a t-bar ceiling structure, includes a plurality of support braces, each support brace configured to bridge an accessory locating region alongside a corresponding boundary of the designated opening. Each support brace is configured to provide support for at least one ceiling panel alongside the accessory locating region in the designated opening, so that the accessory, and the ceiling panel complement a finished ceiling presentation provided by the t-bar ceiling structure.
E04B 9/06 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation characterised by constructional features of the supporting construction
E04B 9/00 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling construction with regard to insulation
72.
LUMINAIRE FOR EMITTING DIRECTIONAL AND NONDIRECTIONAL LIGHT
An LED luminaire comprising: at least one directional light-emitting element configured to emit directional light from the luminaire; at least one nondirectional light-emitting element configured to emit non-directional light from the luminaire, the at least one nondirectional light-emitting element being optically coupled to the at least one directional light-emitting element; and at least one LED light source for emitting light and being optically coupled to at least one of the at least one directional light-emitting element or the at least one nondirectional light-emitting element.
Described are various embodiments of a method and apparatus for outlining recessed installation of a component within a surface material. In one embodiment, the apparatus generally comprises two or more template or alignment modules adjacently disposable against the surface material and each comprising opposed edges that can be aligned with adjacently disposed edges so to define a substantially continuous spacing along these adjacently disposed edges. This spacing is generally dimensioned so to accommodate a corresponding component dimension such that, the aligned edges guide removal of surface material along the spacing to accommodate recessed installation of the component within the surface material.
Described are various embodiments of a luminaire and output element coupling mechanism therefore. In one embodiment, a recessable luminaire comprises two or more luminaire modules, each one of which comprising a recessable housing having opposed side walls. The luminaire further comprises an output element securable along and between these side walls to at least partially define an output of the luminaire, and opposed inwardly biased output coupling structures extending at least partially along respective side walls and adapted to receive and resiliently secure corresponding edges of the output element therein.
Described are various embodiments of a method and apparatus for outlining recessed installation of a component within a surface material. In one embodiment, the apparatus generally comprises two or more template or alignment modules adjacently disposable against the surface material and each comprising opposed edges that can be aligned with adjacently disposed edges so to define a substantially continuous spacing along these adjacently disposed edges. This spacing is generally dimensioned so to accommodate a corresponding component dimension such that, the aligned edges guide removal of surface material along the spacing to accommodate recessed installation of the component within the surface material.
Described are various embodiments of a luminaire and output element coupling mechanism therefor. In one embodiment, a recessable luminaire comprises two or more luminaire modules, each one of which comprising a recessable housing having opposed side walls. The luminaire further comprises an output element securable along and between these side walls to at least partially define an output of the luminaire, and opposed inwardly biased output coupling structures extending at least partially along respective side walls and adapted to receive and resiliently secure corresponding edges of the output element therein.
F21V 17/16 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting deviceSnap action mounting
Described are various embodiments of a method and apparatus for outlining recessed installation of a component within a surface material. In one embodiment, the apparatus generally comprises two or more template or alignment modules adjacently disposable against the surface material and each comprising opposed edges that can be aligned with adjacently disposed edges so to define a substantially continuous spacing along these adjacently disposed edges. This spacing is generally dimensioned so to accommodate a corresponding component dimension such that, the aligned edges guide removal of surface material along the spacing to accommodate recessed installation of the component within the surface material.
Described are various embodiments of a length adjustable LED assembly, optical system using same, and method of assembly therefor. In one embodiment, an optical system comprises a first LED and second LED board each comprising a plurality of LEDs operatively mounted thereon along their respective lengths in accordance with a designated array. The second LED board is adjustably fixable in lengthwise overlapping relationship to the first LED board to provide a length adjustable extension thereto and substantially continuously maintain an optical system output over a combined length of the first LED board and the second LED board.
Described are various embodiments of a length adjustable LED assembly, optical system using same, and method of assembly therefor. In one embodiment, an optical system comprises a first LED and second LED board each comprising a plurality of LEDs operatively mounted thereon along their respective lengths in accordance with a designated array. The second LED board is adjustably fixable in lengthwise overlapping relationship to the first LED board to provide a length adjustable extension thereto and substantially continuously maintain an optical system output over a combined length of the first LED board and the second LED board.
F21V 14/02 - Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
F21V 17/02 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
F21V 19/02 - Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
patents
