Abstract: A luminaire 1 of an embodiment has a radiator 3 which comes into surface-contact with a cap abutment surface 6C of a lamp unit 6 and conducts and radiates heat generated by the lamp unit 6, and a terminal board 7 which is attached to the upper side of the radiator 3 on the lateral outside of the cap abutment surface 6C.

Abstract: An adaptor kit or system for use with conventional can light fixtures to adapt the can light fixture for use as a hanger assembly for auxiliary fixtures such as a hanging lamp, a flush-mounted lamp, or the like includes a stem member received within a stem-receiver. The stem-member includes a plurality of axial spaced detent positions and the stem-receiver includes a resilient spring clip the yieldable engages a one of the available detent position. Application of a sufficient axial force causes the spring clip to disengage with a current detent and re-engage with another detent to allow controlled extension thereof by an installer.

Abstract: A luminaire includes a stationary heat sink and an LED module adjustably coupled to the stationary heat sink. The LED module is inserted into a cavity formed within the stationary heat sink and includes a slot therein. The slot includes a first and second end. According to some exemplary embodiments, a fastening device is inserted through the slot and fixedly coupled to an interior sidewall of the stationary heat sink. The LED module is directionally adjustable by sliding the slot between the ends with respect to the fixedly coupled fastening device. The LED module includes a second heat sink which is rotatable with respect to the stationary heat sink and maintains continuous contact with the stationary heat sink along the LED module's full rotational range. According to some exemplary embodiments, the first end is positioned lower than the second end. According to some exemplary embodiments, the slot is arcuately-shaped.

Abstract: A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.

Abstract: A lighting fixture for installation in a ceiling grid includes a lighting assembly and at least one pivotable rail assembly attached to the lighting assembly. The rail assembly includes at least one mounting bracket, a rail and a spring. The rail is pivotable relative to the at least one mounting bracket. To insert the lighting fixture into the ceiling grid, the rail is rotated relative to the mounting bracket such that the rail will clear the ceiling grid, thereby compressing the spring. The lighting fixture is inserted into the ceiling grid and the rail is released. The compression of the spring is relaxed, and the rail rotates back into its original position. The rail, now extending beyond the boundary of the ceiling grid, rests on the ceiling grid is thereby secured within the ceiling grid.

Abstract: In an embodiment, a luminaire may include a housing that includes a support panel, a rotation ring supported by the support panel where the rotation ring is infinitely adjustable with a range of adjustments with respect to the support panel, a rotation drive unit configured to rotate the rotation ring with respect to the support panel, an aiming frame supported by the rotation ring, a tray system pivotally mounted to the aiming frame and configured to receive the bulb, and a tray drive configured to rotate the tray system about the pivotal mounting, whereby, in operation the rotational and angular orientation of the bulb may be adjusted while the bulb is on.

Abstract: It is expected to provide a lighting apparatus that can improve the radiation performance. In a lighting apparatus that includes a light source unit and a heat sink radiating the heat generated by the light source unit and is recessed and installed to an attaching hole opened on a mounted portion, the heat sink is exposed at least partially to a side where the light from the light source unit is emitted from the attaching hole. For example, when installed to a ceiling having a heat insulated structure, the heat generated by the light source unit and transferred to the heat sink is transferred inside the heat sink and radiated from one part to the air at the side where the light from the light source unit is emitted from the attaching hole. Therefore, the radiation performance can be improved.

Abstract: A non-opaque junction box cover and troubleshooting electronic circuit board are described. The circuit board has one or more light sources. At least one of the light sources is configured to emit light if power is present at a specific terminal stud within the junction box. The non-opaque junction box cover transmits this light, allowing one to troubleshoot a problem in a vehicle's electrical system without opening the junction box. In one embodiment, the circuit board has holes that align with the terminal studs in the junction box. The holes allow the circuit board to connect to the terminal studs physically and electrically without additional fasteners and wires. In another embodiment, the circuit board is coupled to the non-opaque junction box cover. Proper alignment between the non-opaque junction box cover and the circuit board ensure proper electrical contact between the circuit board and the terminal studs.

Abstract: A variety of lighting apparatuses are described that utilize reflection as a basis for lighting a desired area.

Abstract: Various methods and apparatus for controlling brightness of a light emitting apparatus include controlling a brightness of a light emitting device based on a brightness value, receiving a message over a network, and detecting a modulation of a power input of the light emitting apparatus. The brightness value is changed based on both the message and the modulation.

Abstract: This backlight device 12 of the present invention includes: a cold cathode fluorescent tube; a chassis 14 that houses at least the cold cathode fluorescent tube on a front surface 14a1 side of a bottom plate 14a of the chassis; and a circuit substrate 32 having a front surface 32a on which electronic components 38a and 38b are disposed, the front surface 32a facing a rear surface 14a2 of the bottom plate 14a of the chassis 14. The heat generated from the electronic components 38a and 38b circulates towards the chassis 14 with ease, and therefore the heat generated from the electronic components 38a and 38b on the circuit substrate 32 can be effectively dissipated by the bottom plate 14a of the chassis 14.

Abstract: A lighting assembly includes a lamp alignment assembly for positioning the lamps after the lighting assembly is installed. The lighting assembly includes a ceiling pan for mounting to the ceiling support and a lamp assembly attached to the ceiling pan. The lamp assembly is adjustable in a transverse and rotational direction with respect to the ceiling pan. A stop member on the ceiling pan is received in an aperture in the lamp assembly to limit movement of the lamp assembly on the base. The lamp assembly is provided with alignment springs to align the lamp assembly at predetermined settings. A sight window is formed in the ceiling to visually set the lamp assembly in a selected position. A locking member on the lamp assembly locks the lamp assembly in a fixed position on the ceiling pan.

Abstract: A recessed LED ceiling light fixture kit for installation to a ceiling panel or plaster frame in residential homes or commercial buildings is disclosed. The kit includes an LED engine with at least one LED facing downward, an LED driver, and an annular shaped, finned heat sink that receives the LED driver therein and the LED underneath. The fixture includes a tubular-shaped can having an open bottom and a top engaging the heat sink. Detachable can retainer springs or threaded fasteners engage the can at its circumference, wherein the springs mount the can to the ceiling panel, or alternatively, the fasteners attach the can to the plaster frame. A trim ring is snapped onto the can at its open bottom, and an electrical junction box sits on top of the heat sink.

Abstract: A niche for a pool or spa light includes a back wall having an aperture for a power cable, a side wall, a plurality of mounting ribs, and a groove formed in at least one of the plurality of mounting ribs for receiving a locking mechanism of a pool or a spa light for locking the pool or spa light in position with respect to the niche. In another embodiment, a niche for a pool or spa light includes a body and a rotatable hub with a plurality of mounting ribs for attaching a pool or spa light to the hub. The body includes a back wall having a power cable aperture and a threaded aperture for receiving a screw, and a side wall. The hub includes a back wall having an aperture for receiving the screw and a plurality of mounting ribs, the hub being rotatable about the screw. A groove is formed in at least one of the plurality of mounting ribs for receiving a locking mechanism of a pool or a spa light for locking the pool or spa light in position with respect to the niche.

Abstract: An attachment mechanism includes a compliance member positioned between a body and bayonets. The bayonets collectively define an aperture therebetween. Alignment members prevent rotation of the bayonets relative to the body while allowing the bayonets to move radially outwardly against the compliance member. When a second attachment mechanism is received in the aperture of the first attachment mechanism, relative rotation therebetween may interlock corresponding bayonets thereof. The attachment mechanisms may release from one another in a drop event or other incidence of force applied thereto by allowing a bayonet to radially move outwardly out of contact with a corresponding bayonet of the second attachment mechanism. Related methods are also provided.

Abstract: A lighting device such as a solid state downlight includes a lens structure with at least one integrally formed trim retaining element, and a trim structure including at least one lens structure engaging element, wherein the at least one lens structure engaging element is arranged to removably engage the least one trim retaining element, such as by rotating the trim structure. A generally cylindrical portion of the trim structure may be arranged to surround a central portion of the lens structure, thereby reducing or eliminating light piping and eliminating visible attachment elements for the trim structure.

Abstract: A lamp including a first housing, a second housing assembled with the first housing to form a housing assembly and a bulb base is provided. The second housing includes a first sidewall and a second sidewall perpendicularly connected to the first sidewall. The first sidewall has a first stop portion extending along a normal direction. The bulb base is inserted into a first opening of the housing assembly to be assembled to the housing assembly. The bulb base has a second opening, multiple catches arranged on an outer sidewall of the second opening in a circumference direction and a second stop portion. The second stop portion disposed on the catches is located on a rotation path of the first stop portion when the bulb base rotates relative to the housing assembly for limiting a rotation angle between the housing assembly and the bulb base.

Abstract: A ceiling blank configured to cover recessed canister lighting fixtures. A body member covers the open end of the fixture while an attachment apparatus secures the body member against the open end of the fixture. The attachment apparatus includes a fixture fitting that engages with a threaded aperture, such as a light socket, and a tension member provides tension force between the fixture fitting and the body member, forcing the body member against the open end of the fixture.

Abstract: A luminaire includes a luminaire housing element for holding a lamp housing, and a lamp housing for accommodating a flat lamp, wherein the lamp housing has a laterally projecting connecting element, and wherein the luminaire housing element has a recess in which the connecting element engages in a form-fitting manner and is fixed when the mechanical connection has been produced.

Abstract: Example embodiments relate to a lighting device comprising a shell, at least one LED positioned at the bottom of the shell, and at least one fixing mechanics. The fixing mechanics comprises a base and a fixing element. An end of the base forms a plurality of pins which is ended with a hook. The fixing element connected with the base is fixed on the bottom of the shell.

Abstract: A luminaire includes a heat spreader; a heat sink; an LED light source; a power supply; an electrical supply line having a first end connected to the power supply, and a second end connected to a plug-in connector; and, an optic securely retained relative to the heat spreader or heat sink. An accessory kit includes a first pre-wired jumper including a pair of insulated electrical wires having a first plug-in connector electrically connected at one end and an Edison base electrically connected at the other end; and/or, a second pre-wired jumper including a pair of insulated electrical wires having a second plug-in connector electrically connected at one end and unconnected wire ends at the other end. The plug-in connector of the first pre-wired jumper and the second pre-wired jumper are each configured to electrically engage with the plug-in connector of the electrical supply line.

Abstract: One embodiment of an induction luminaire which allows quick and safe access to the light pole gasket, bolt-down clamps, step-down transformer, surge protector, and the ballast is envisioned. Said luminaire may have hydraulic support member that allows the maintenance enclosure lid to remain open while shielding parts beneath it. One embodiment of the luminaire includes a separate compartment adjacent the lamp enclosure and below the maintenance enclosure which contains the ballast.

Abstract: A luminous module for a luminous chain may include at least one light source; and at least one electrical connection configured to supply the at least one light source, wherein the luminous module includes a heat sink.

Abstract: A recessed lighting fixture having a fire resistant barrier thereon and the fire resistant barrier having an outer box enclosure and an inner box enclosure with an air gap therebetween and mounted on a mounting pan over a lamp housing a source of illumination such as a bulb therein and the mounting pan positionable adjacent an opening in a structure such as a wall, ceiling or floor having an aperture aligned with the lamp housing to let the illumination from the bulb pass therethrough.

Abstract: A socket assembly, electrical apparatus and system are disclosed. The socket assembly may incorporate wire push-in terminations or accept wire plug terminations. The socket assembly may be joined to or integrally formed with the electrical apparatus. A plurality of the apparatus incorporating the socket assemblies may be combined into a system. Particular embodiments illustrating various configurations of the socket assemblies, light fixtures including such socket assemblies and a lighting system including a plurality of such light fixtures are disclosed. The socket assemblies also may incorporate terminal assemblies that include two or more metal components to permit daisy chaining of a plurality of the electrical apparatus.

Abstract: A mounting ring with which an engaging hook of a fall-preventing member is to be engaged and a flexible handle member are fixed within an area of a cabinet section that is located upward of a first plane passing through the position of a center of gravity of the cabinet section generally in parallel to the bottom surface of the cabinet section and located to one side of a second plane passing through the position of the center of gravity in intersecting relation to the first plane. The speaker unit hung by the handle member being held with a hand of a human operator is inclined, so that the mounting ring is oriented upward near the hand. Thus, the human operator can perform with ease an operation for engaging the engaging hook with the mounting ring with one hand while holding the handle member with the other hand.

Abstract: A recessed lighting fixture having a fire resistant barrier thereon and the fire resistant barrier having an outer box enclosure and an inner box enclosure with an air gap therebetween and mounted on a mounting pan over a lamp housing a source of illumination such as a bulb therein and the mounting pan positionable adjacent an opening in a structure such as a wall, ceiling or floor having an aperture aligned with the lamp housing to let the illumination from the bulb pass therethrough.

Abstract: A lighting fixture can dispose a light source in a recess of a ceiling or another surface while providing at least one of three adjustments that facilitates installation or post-installation setup. The first adjustment can support mounting the fixture to surfaces of differing thicknesses while maintaining the light source at a uniform recess depth. The second possible adjustment can facilitate rotating a visible portion of the fixture, typically an aperture or hole through which light transmits from the light source into a room or some other illuminated space. After the lighting fixture is attached to the ceiling, a user can rotate the aperture for alignment with another fixture or another object. The third possible adjustment can provide an illumination pattern that can be tilted to various angles or oriented in various directions according to user preference or to establish a desired lighting effect.

Abstract: A lighting device may include a heat sink, which has at least one carrier attached to the outside of the heat sink for at least one semiconductor light source; a recess for accommodating a driver; and at least one electrically insulating supply, which connects the recess to the outside of the heat sink; wherein the electrically insulating supply includes a contact surface that connects to the outside of the heat sink in a flush manner, the contact surface being at least partially covered by the carrier.

Abstract: A recessed light liner assembly according to the principles of the present disclosure includes a hollow body and an annular flange. The hollow body is configured to fit within the recessed light to prevent airflow through the recessed light, the body having an open bottom, a closed top, and a sidewall extending between the open bottom and the closed top. The annular flange is connected to the body and extends around the open bottom of the body.

Abstract: An LED lamp is provided. The LED lamp includes a base; a heat radiation member disposed on the base and having a cavity therein; an LED module disposed on a bottom wall of the cavity; and a fixing frame mounted in the cavity so as to press the LED module on the bottom wall of the cavity.

Abstract: A heatsink (2), comprising a heatsink body (3) extending between two endsides (4, 5) of the heatsink body. The heatsink is designed for introducing the heatsink with the first endside ahead into an aperture (16), which is provided in a wall (17), and for a thermal conductive connection of a heat-generating element (14) to the second endside, with a main direction of extent (6) of the heatsink body (3) from the first endside (4) to the second endside (5) being bent or sharply bent. Furthermore, an illumination system with such a heatsink is disclosed.

Abstract: A lighting device, comprising a housing and at least one mounting clip. The housing comprises an electrical connection region engageable in an electrical receptacle. The mounting clip is pivotable from a first position, where an end region of the mounting clip does not extend beyond a periphery of the housing, to a second position, where the end region extends beyond the housing periphery. Also, a lighting device, comprising a housing, a trim element and at least one mounting clip. The mounting clip is pivotable, such that if the mounting clip is in a second position and then the trim element is rotated, the mounting clip will pivot to a third position, where the mounting clip engages the housing such that the trim element is biased toward a ceiling or other structure in which the lighting device is mounted. Also, methods of installing housings and/or trim elements.

Abstract: A power-saving lighting apparatus including an upper housing, a bottom cover assembled with the upper housing, a lighting module and a positioning member is provided. The lighting module is disposed between the upper housing and the bottom cover, and the lighting module is mechanically supported by the bottom cover. The positioning member is disposed on the lighting module, wherein a relative position of the lighting module and the bottom cover is maintained by the positioning member.

Abstract: A V-shaped leaf spring is provided, at one side of the leaf spring, with a plurality of pressing parts curved convexly toward the other side thereof and arc-shaped in cross section along a longitudinal direction of the leaf spring. The leaf spring is appropriately attached to a lighting apparatus main body so that a region of the leaf spring at a bent part thereof is located downward. Thus, upon installation of the lighting apparatus main body into an attachment hole provided in a ceiling, either one of the plurality of pressing parts abuts against the ceiling having different thicknesses from above, and a sufficient downward pressing force can be exerted on the ceiling having different thicknesses, thereby allowing the component to be fixed to the ceiling with a sufficient holding force.

Abstract: A lighting device may be provided that includes a light emitter including a plurality of LEDs; a reflective plate disposed on the light emitter; a diffuser plate disposed in a direction in which light emitted from the LED is irradiated; a case including the light emitter disposed therein and including a bottom plate and a side wall extending from both side ends of the bottom plate; and a connecting member extending from the side wall of the case and including a bracket coupler on at least one side thereof. The light emitter is disposed between the bottom plate of the case and the diffuser plate.

Abstract: A lighting apparatus as disclosed herein may include an installation guide plate which may guide the installation of a light source module inside a housing of the lighting apparatus. The guide plate may include an opening shaped to correspond to a shape of the light source module. The light source module may be inserted into the opening to facilitate positioning and installation of the light source module. The guide plate may also be configured to provide electrical insulation between the light source module and the housing.

Abstract: There is provided a light fixture for mounting to a ceiling, wall or the like, which comprises a pot having a peripheral edge abutting the area adjacent a hole made in the ceiling or wall. A hook and a bolt cooperate to secure the pot to the ceiling or wall. Rotating the bolt causes the hook to move into an abutting engagement with the rear surface of the ceiling, the latter thus being contacted, on the outside, by the peripheral edge of the pot and, on the inside, by that portion of the hook engaging the rear surface of the ceiling.

Abstract: An apparatus for mounting a recessed electric fixture in a hole in a support surface having a housing and flexible member with attached spring clips to secure the housing against the support surface is disclosed. The flexible member and spring clips are attached to the recessed electric fixture by tightening members, and inward pressure applied to the tightening members causes the flexible member to bend so that the spring clips are moved inwardly towards the housing, allowing the spring clips and the flexible member to pass through the hole in the support surface. The flexible member unbends when the pressure on the tightening members is removed, allowing the spring cops to move outwardly from the housing so that a surface-bearing section of the spring clips bears against the back side of the support surface and retains the electric fixture in the support surface hole.

Abstract: A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated.

Abstract: An illumination lamp comprising: a cover including an engagement portion; a functional member including a light emitting element and a mounting portion, the light emitting element covered by the cover while the engagement portion is engaged with the mounting portion; and a designed member including a cover holder and a lock, the lock locking the functional member, and the cover holder holding the cover.

Abstract: A modular light emitting apparatus includes a light emitting device, a connector to couple to an AC power source, circuitry on a first electronics module to drive the light emitting device, and a support structure arranged to position and hold a second electronics module that conforms to a predetermined form factor.

Abstract: Improved installation features for recessed light fixtures including downlights are provided. The recessed light fixture includes a housing and a lighting module removably attachable to the housing. The lighting module includes a flexible conduit connector that provides a pathway for electrical connections from outside the lighting module to access the inner portion of the lighting module. The conduit connector is disposed on an angled surface that improves the ease of installation and removal of the lighting module and reduces the required installation space of the recessed light fixture. The housing includes improved torsion spring receivers having angled edges for guiding the torsion spring into the proper position. The torsion spring receivers also include retaining tabs having a curved edge that better holds the torsion spring in place and also provides additional clearance for installing and removing the lighting module.

Abstract: A recessed type lamp with a radiant heat device (3), comprises a lamp shade body (1), a lamp body (2) installed in the lamp shade body (1), and a radiant heat device (3) connected with the lamp shade body (1). A flame-proof expansion piece (4) preventing the radiant heat device (3) from being damaged by the flame is installed between the radiant heat device (3) and the lamp shade body (1) and/or in the lamp shade body (1) and/or in the radiant heat device (3).

Abstract: A remodeler luminaire fixture (10) having a fixture frame (14) including a junction box (24), the fixture frame having at least one long dimension, a driver housing mounting bracket (42) connected to one of the junction box and the fixture frame, the driver housing mounting bracket generally aligned with the fixture frame, a driver housing (50) pivotally connected to the driver housing mounting bracket wherein the driver housing is pivotal between a first position and a second position between zero and 190 degrees from the first position.

Abstract: Embodiments of silicon-based thermal energy transfer apparatus for gain medium crystal of a laser system are provided. For a disk-shaped crystal, the apparatus includes a silicon-based manifold and a silicon-based cover element. For a rectangular cuboid-shaped gain medium crystal, the apparatus includes a first silicon-based manifold, a second silicon-based manifold, and first and second conduit elements coupled between the first and second manifolds. For a right circular cylinder-shaped gain medium crystal, the apparatus includes a first silicon-based manifold, a second silicon-based manifold, and first and second conduit elements coupled between the first and second manifolds.

Abstract: A backup lighting system for providing lighting when power is out featuring a base divided into a front half and a back half, which can be separated. A dimmer is disposed on a front surface of the base. Wiring is disposed on the base. The wiring is adapted to engage electrical circuitry. A base cover is removably attached to the front surface of the base. A display is disposed in a center of the base cover. The dimmer is operatively connected to the display and the dimmer provides light to the display. Dimmer icons are disposed on the display and function to brighten or dim the dimmer. A battery is disposed in the front half of the base. The battery is operatively connected to the dimmer, the wiring, and the display. The dimmer provides light via the battery whether or not power is provided via the wiring.

Abstract: A retrofit luminaire assembly is provided for retrofitting a mounting frame such as a plaster frame or other recessed lighting assembly without the need to remove the existing plaster frame. The retrofit assembly includes a mounting ring that can support a replacement electrical junction box and the replacement luminaire. The mounting ring is inserted through the opening in the plaster frame and secured to the plaster frame by an attachment member that engages the top face of the plaster frame. The attachment member can include a plate coupled to the mounting ring to form two outwardly extending arms. The plate is axially adjustable with respect to the mounting ring to clamp the plaster frame between the plate and the bottom flange of the mounting ring. In another embodiment, the attachment member has a hook-like end that engages a bottom surface of the mounting frame.

Abstract: A light assembly includes a fixing unit and a lighting unit located within a lamp cover. The fixing unit includes a substrate board with a recessed shape, and an elastic steel ring is engaged with the hook flange of the substrate board in order to increase the tightness between the substrate board and the lamp cover so as to prevent water vapor and salt mist from entering into the light assembly, and thereby the corrosion of light source and circuit can be avoided. The light emitting diode is used as a light source instead of the conventional halogen lamp.

Abstract: Provided is a bulb holder locking apparatus, comprising a fixing mount, a bulb holder, a spring and a ratchet mechanism comprising a ratchet bar having a plurality of ratchets, a pawl and a movable cam having a curve contour; wherein the bulb holder is flexibly connected to the fixing mount; the spring is connected to the fixing mount, so as to force the bulb holder to move downwards; the ratchet bar is connected to the bulb holder; the pawl is connected to the fixing mount and elastically contacted with the ratchet bar; the movable cam is slidingly connected to the ratchet bar and elastically contacted with the pawl; and the curve contour comprises a plurality of crests engaged with the pawls.