Abstract: A backlight module includes at least one light source, a lamp cover and a circuit board. The lamp cover has a containing portion and at least one projection. The containing portion is arranged for containing the light source. The projection is located at an outer side of the containing portion on which the circuit board is placed so that at least one fixing portion of the circuit board is in contact with the projection for constraining movements of the circuit board relative to the lamp cover.

Abstract: A luminaire comprising a first hub comprising a first fixed portion rotatably coupled to a first rotor portion, said hub having an internal chamber, accessible through openings on the first fixed portion and the first rotor portion; a first lamp socket coupled to the first rotor portion of the first hub; a light rail affixed to the first rotor portion, said light rail having a bore the length of the light rail; a second hub comprising a second fixed portion rotatably coupled to a second rotor portion; and a second lamp socket coupled to the second rotor portion of the second hub, wherein a first set of one or more power wires is coupled to the first lamp socket, wherein a second set of power wires is disposed in the opening on the first fixed portion and further into the bore and is coupled to the second socket.

Abstract: A detachable lamp holder (1) of a LED lamp has a cover-shaped shell (11) matched with a LED tube (2). The bottom of the cover-shaped shell (11) is provided with pins (12) connecting to the power supply and LED light sources. The cover-shaped shell (11) comprises a hollow sleeve (116) and a hollow sleeve cover (111) being detachably connected, and a base (113) coaxially disposed between the sleeve (116) and the sleeve cover (111). The base (113) forms the bottom part of the cover-shaped shell (11), and the pins (12) are fixed to the base (113). When the LED lamp is partially damaged and needs to be maintained or replaced, the sleeve cover (111) as a part of the lamp holder is screwed off, and the lamp holder and the PCB in the lamp tube can be taken off, thus realizing easy maintenance and replacement.

Abstract: A diffusion unit of a light-emitting module is disposed adjacent to at least one light source. The light source emits a light beam. The diffusion unit includes a first diffusion sheet and a second diffusion sheet. The thickness of the first diffusion sheet is less than 1 mm, and the thickness of the second diffusion sheet is also less than 1 mm. The second diffusion sheet is disposed adjacent to the first diffusion sheet. The light beam is directly emitted from the light source directly to the first diffusion sheet. A light-emitting module and a diffusion sheet are also disclosed.

Abstract: A wire guard fluorescent fixture attachment uses snap fasteners to attach the wire guard to a fluorescent fixture. Two or more such snap fasteners are spaced apart on each side of the fixture adjacent to the bottom housing edge. Each snap fastener has three functions in this application. It fastens the wire guard to the fixture; it also hinges the wire guard to the fixture so that it can swing open in either of two directions. It is also a latch to lock the wire guard in place after a service requiring swinging the wire guard open.

Abstract: A motorcycle light bar assembly has two light bar arms that are mountable to a mounting bracket secured on a structural member of the front fork of the motorcycle. Each of the two light bar arms is a mirror image of the other and includes a first portion that extends along an axis in an X direction and a second portion the curves off axis in a Y direction. The first portion of each of the light bar arms is mountable to the mounting bracket. A lighting component is connectable to a free end of each of the second portions of the two light bar arms. Mounted to the mounting bracket in a first configuration the free ends of the two light bar arms are positioned forward of the axis of the respective first portions. Mounted to the mounting bracket in a second configuration, the free ends of the two light bar arms are positioned rearward of the axis of the respective first portions.

Abstract: An assembly for fixing and connecting a polygonal LED light bar lamp includes a fixing seat, a covering plug, and an electrical connector. The fixing seat has a bottom with both edges thereof extending to form two bevels and parallel plates. The bottom and bevels have a penetrating hole, respectively. The covering plug has a cover having an insertion hole. Two electrode pins are disposed in the interior of the insertion hole. The electrical connector has a partitioning block. Both sides of the partitioning block have a protruding pillar, respectively. The protruding pillar is provided with a hollow pillar having electrodes for contacting with electrode pins. With the fixing seat being fixed on a carrier, the light bar can be held in the fixing seat with adjustable irradiating direction. Further, two light bars can be connected in series by the electrical connector.

Abstract: In a first embodiment the invention is for use with a light-fixture assembly for elongate light tubes of the type that includes (a) an elongate support frame and (b) a cross-structure at each of the opposite ends thereof and has at least one lamp holder thereon. The improvement of the embodiment wherein the cross-structures each include at least one folding arm movable between a stowed position substantially parallel with the support frame and a deployed position substantially perpendicular to the support frame.

Abstract: A method and apparatus for motion sensor installation includes an apparatus for installing a lighting accessory to a first luminaire having a luminaire housing. The bracket includes a coupling member operative to couple the bracket to one of the luminaire housings. A support member extends from the coupling member, and is operative to support the lighting accessory a first distance from the luminaire housing. An attachment member that is operative to attach the lighting accessory to the lighting accessory extends from the support member. The bracket couples the lighting accessory to the luminaire housing without extending the length of the luminaire or creating a substantial gap between two luminaires in a linear configuration. In one aspect, the lighting accessory can be a motion sensor that is operative to control the power to one or more of the luminaires.

Abstract: A discharge tube 17 of the present invention includes a glass tube 30, a ferrule 40 attached to an end of the glass tube 30, and lead wires 32a and 32b provided at an end of the glass tube 30. The lead wires 32a and 32b are bent and inserted in the ferrule 40 such that they are in contact with the ferrule 40. They can receive external power supply via the ferrule 40. The lead wires 32a and 32b that are non-light-emitting portions of the discharge tube 17 are bent and thus the apparent lengths of the lead wires 32a and 32b can be reduced. The light emitting area of the discharge tube 17 with respect to the whole length is increased.

Abstract: A backlight structure comprises a frame, a circuit board, and a connector. The frame has an opening. The circuit board is located below the frame and has a through hole, wherein the through hole aligns with the opening. The connector passes through the opening and the through hole, protrudes from a surface of the frame, and is electrically connected to the circuit board.

Abstract: A modular lighting device kit is disclosed. The kit can include first and second elongated light-source modules that contain light-emitting diodes. The elongated light-source modules can be physically and electrically connectable either directly or through one or more intervening elements. This connection can be made without the use of tools, such as via coaxial electrical couplings. When connected to each other, the elongated light-source modules can be rotatable around rotation axes parallel to their long axes. In addition, when connected to a power source, power for the second elongated light-source module can flow through the first elongated light-source module. The modular lighting device kit also can include a base module with a power switch. When assembled, a mounting clip shaped to wrap around a portion of the first elongated light-source module can be used to hold the first elongated light-source module in place without restricting its rotation.

Abstract: Relay connectors are arranged to supply power from power boards arranged on the back side of a chassis having a substantially plate-shaped configuration to discharge tubes arranged on the front side of the chassis. Each relay connector includes a holder having an insulation property and to be mounted to the chassis, and further includes a relay terminal mounted to the holder and capable of electrical connection to the discharge tube and the power board. The relay terminal is immune to direct contact with the chassis. This enables the use of a metallic chassis.

Abstract: A light source assembly includes a first and a second light source modules. The first light source module includes a first light source, a first heat-dissipating base, and a first connecting part. The first heat-dissipating base has a first side and a second side. The first light source is mounted on the first side of the first heat-dissipating base, and the first connecting part extends outwardly from the second side of the first heat-dissipating base. The second light source module includes a second light source, a second heat-dissipating base, and a second connecting part. The second heat-dissipating base has a first side and a second side. The second light source is mounted on the first side of the second heat-dissipating base, and the second connecting part extends outwardly from the second side. The first connecting part is detachably and slidably engaged with the second connecting part.

Abstract: A light fixture coupling system includes a plurality of lamp housings, a plurality of elongated wireways, and a mounting plate. The plurality of elongated wireways each includes a proximal end and a distal end, each of the distal ends coupled with a corresponding lamp housing. The mounting plate is positioned within each of the proximal ends, is used to couple each of the proximal ends together relative to one another, and is configured for being used to selectively move the proximal ends away from the mounting plate to align the proximal ends relative to one another.

Abstract: A lamp support structure is disclosed using in a backlight module. The lamp support structure comprises a base, extending downwards, and two arms. Each arm comprises an inner curved edge and an opposite outer curved edge, both extending upwards from the base to define a receiving space. Moreover, each arm comprises a top end to define an opening such that a lamp can fit into the receiving space through the opening. The lateral dimension of the opening is smaller than that of the lamp. Each arm comprises a first section, including an upper portion and a lower portion, wherein the lower portion extends upwards from the base and the lateral cross-section dimension of the first section tapers from the base toward the upper portion.

Abstract: An expandable LED module for arbitrary display assembly, comprises: a print circuit board, used to carry the following devices; at least a light emitting diode, disposed on said print circuit board; a first connecting device, disposed on one side of said print circuit board and coupled to said light emitting diode; and a second connecting device, disposed on the other side of said print circuit board, coupled to said light emitting diode, and capable of interconnecting with said first connecting device, wherein said first connecting device and second connecting device can be utilized to expand said LED modules to accomplish any assembly indicating figures, words, numbers, or symbols.

Abstract: A method and system for attaching LEDs to circuitry which would protect the LEDs from heat damage and allows for individual LEDs to be removed.

Abstract: A display lighting system for use in product displays includes a luminaire having a pair of spaced opposed end caps, and a lamp housing having a plurality of lamp holders secured thereto for providing electrical power to a plurality of lamps designed to illuminate a plurality of lighting areas.