50results about "Electric lighting" patented technology

A beam adjustment mechanism for a light fixture includes a frame assembly having an aperture substantially within the center thereof. Multiple peripheral lighting units engage the sides of the frame assembly. Each lighting unit includes an LED, a heat sink, and a reflector member. A central connecting member and/or a central lighting unit is at least partially surrounded by the peripheral lighting units. The central connecting member and/or central lighting unit is hingedly connected to at least one of the peripheral lighting units. An adjustment shaft extends through and is moveably engaged with the aperture of the frame assembly. Movement of the adjustment shaft relative to the aperture exerts a force on the central connecting member and/or central lighting unit, which causes the hingedly connected peripheral lighting units to pivot relative to the central connecting member and/or central lighting unit.

In a laser module (310), single-emitter laser diode chips (110) are positioned at different heights on opposite sides of the module's combined output beam (114). Each laser diode chip (110), and its corresponding fast and slow axis collimators (130, 134), and turning mirror (140) are positioned on a corresponding heat-dissipating surface region (340). High thermal stability and output power are obtained in some embodiments even if the modules are combined to obtain higher-level modules (310-2). Other features and embodiments are also provided.

The invention relates to a luminous device, a cooling method thereof and a projector, wherein the luminous device comprises a light source, a detection unit, a cooling unit and a control unit, wherein the detection unit is connected to the light source and used for detecting current value and voltage value of the light source; the cooling unit is arranged close to the light source and used for cooling the light source; and the control unit is arranged between the detection unit and the cooling unit, and adjusts the cooling unit according to the current value and the voltage value. The invention can effectively reduce the response time and noise of the cooling unit, and avoid the damage to light sources with high heat value in the luminous device.

A light bulb includes a glass bulb having a top part and a bottom part which is connected to the top part. A light unit is located in a space defined between the top and bottom parts. The light unit has a transverse circuit board and at least one upright circuit board. Multiple Light Emitting Diodes are connected to the top surface and the bottom surface of the transverse circuit board. The at least one upright circuit board is connected to the top surface of the transverse circuit board. Multiple Light Emitting Diodes are connected to the outside surface of the at least one upright circuit board.

The light beams from the Light Emitting Diodes go through the glass bulb and toward different directions.

The invention is related to a structure of a light emitting diode lamp tube, comprising: a lamp tube housing; a circuit board; a supporting seat; a lamp bar; a second connecting seat; and a lamp shade. The circuit board is positioned in the accommodation space of the lamp tube housing, the supporting seat is slidingly combined with convex lugs of the side cover of the lamp tube housing to cover the accommodation space; the supporting seat has an opening, which allows the first connecting seat of the circuit board to be exposed by the opening. The lamp bar is positioned on the supporting seat; the second connecting seat is electrically connected with the lamp bar and the first connecting seat, and the lamp shade is combined with the lamp tube housing to form the exterior of the lamp tube. By hiding the circuit board used for power conversion in the lamp tube housing, electronic components on the circuit board can carry out heat radiation by utilizing the lamp tube housing; then, the service life of the light emitting diode lamp tube can be prolonged.

A light emitting diode (LED) lamp includes a substrate, a plurality of LED elements arranged on the substrate, and a reflector arranged on the substrate. The reflector includes a plurality of reflecting sheets obliquely extending upward from a center of the substrate. A projection of each reflecting sheet covers one LED element. Part of light from the LED element is reflected to a lateral periphery of the substrate by the reflecting sheet.

The invention discloses a LED bulb which comprises a backseat. The upper part of the backseat is equipped with a lamp cover. The backseat and the lamp cover can be made of aluminum. An LED light source is positioned in the lamp cover. The lamp cover is equipped with a through hole. The LED light source is interpenetrated in the through hole and some part thereof is exposed at the outside of the lamp cover. The invention is characterized in that the lower part of the backseat is equipped with a bottom cover, a 1W 12V drive is positioned in the space formed between the backseat and the bottom cover, the drive is connected with the LED light source, the drive is connected with a G4 or MR16 lamp needle which is directly coordinated with a G4 or MR16 lamp socket, and one end of the light needle extends to the outside of the bottom cover. The LED bulb has the advantages of convenient assembly, small volume, good heat dissipation effect, large luminous efficiency angle (which can reach 180 degrees) and long service life.

The invention discloses a plane lighting device. The plane lighting device comprises a light sources and an optic piece arranged above the light sources. The optic piece comprises an incident plane facing the light sources and an emergence plane departing from the light sources. The optic piece comprises a plurality of prism structures formed on the incident plane and a plurality of micro diffusing structures formed on the emergence plane. The prism structures protrude relative to the incident plane, and the micro diffusing structure recess towards the incident plane.

The invention discloses a microwave radar intelligent induction lamp. The microwave radar intelligent induction lamp comprises an illuminating assembly and a rotatable mounting seat. The illuminating assembly comprises a shell and a heat radiation mechanism packaged in the shell. An integrated circuit board and an LED lamp set are detachably arranged on the upper side and the lower side of the heat radiation mechanism respectively. The integrated circuit board comprises a control circuit board body and an induction circuit board body connected with the control circuit board body, and the induction circuit board body comprises a photosensitive induction circuit and a microwave radar induction circuit. The rotatable mounting seat is used for allowing the illuminating assembly to be mounted. According to the microwave radar intelligent induction lamp, the work state of the illuminating assembly and the work state of the rotatable mounting seat can be adjusted in real time according to the visibility of the environment so that the luminance and illuminating direction of the illuminating assembly can be controlled in real time, and the effects of being intelligent, user-friendly and good in stability are achieved. The invention further provides an induction method. Better product adaptability, stability and intelligent and user-friendly user experience can be achieved.

The invention relates to an integrated LED lamp which comprises a radiator, a plurality of LED chips and a scatter plate. The radiator comprises a substrate and a plurality of cooling fins, the substrate is provided with a first side face and a second side face, the first side face and the second side face are opposite to each other, the first side face is provided with installation positions and fixation positions, and the cooling fins are arranged on the second side face. Each LED chip is correspondingly installed on one installation position. The scatter plate is fixedly arranged on the substrate through the fixation positions. According to the integrated LED lamp, the LED chips are directly arranged on the radiator, so that the structure is simple, an integrated structure is achieved, the heat dissipation effect is good, and the requirement for use of high-power LED lamps can be met. In addition, compared with a traditional LED lamp needing a radiator additionally arranged on a shell, the radiator of the integrated LED lamp can be directly used as the shell and has excellent heat conduction and heat dissipation effects; the manufacturing difficulty is low, and cost is low.

The invention relates to a lantern decorative lighting integrating with a redundancy fault-tolerance drive control chip, comprising a hose lamp, a framework, an upper supporting part and a lower supporting part. The framework is connected to the upper supporting part and the lower supporting part; the hose lamp is arranged on the framework; the upper supporting part and the lower supporting part are butterfly-shaped framework disks in multijaw shapes and are respectively provided with an upper adjusting connecting rod and a lower adjusting connecting rod; the hose tube is internally provided with a luminescence unit which comprises a PCB; at least one decorative lighting transmission driving control chip, at least one LED, a power supply anode line, a power supply cathode line and at least two signal control line transmission circuits are arranged on the PCB; the decorative lighting transmission driving control chip on the PCB is the redundancy fault-tolerance drive control chip which is provided with at least two parallel signal control line transmission channels; the transmission channels are connected by a line; control signals are input into the redundancy fault-tolerance drive control chip through the circuit; and the redundancy fault-tolerance drive control chip directly drives and controls an LED display unit on the PCB to illuminate.

The directions of optical axes of headlights of a vehicle are adjusted based on a steering angle by switching filters of different response speed characteristics. The filters are provided with hystereses along boundaries neighboring to each other. The filters are switched depending upon the steering angle and a steering angular velocity to vary the response of swivel control. Therefore, the start of swiveling is not quickened, the filter is not frequently switched, quick motion is suppressed and, hence, smooth motion is realized making it possible to execute a swivel control without causing discomfort.

The invention discloses an LED (light emitting diode) human body infrared sensing lamp which comprises a lamp body and a lamp shade, wherein one end of the lamp body is provided with an planar LED light emitting unit, the lamp shade is a transparent bubble shade, the planar LED light emitting unit is arranged in the lamp shade, the lamp body is a metal column, the other end of the lamp body is connected with a lamp cap, and an infrared sensor is arranged above the planar LED light emitting unit. Moreover, the infrared sensor is a high-tech product integrating infrared sensing and the lighting technique, can automatically control the on/off of the lamp by taking human body heat released infrared ray serving as a control source; therefore, people can avoid the manual work of turning on or turning off the lamp; furthermore, the LED human body infrared sensing lamp has the function of automatically extinguishing.

A surface illuminating device is provided and includes a plurality of linear light sources, a light-transmissive optical sheet including a luminance-distribution control layer for decreasing unevenness in luminance of light emitted from the linear light sources, and a reflection surface for reflecting the light emitted from the linear light sources. The luminance-distribution control layer includes a plurality of protrusions. In a range of 0!<=x!<=L/2, protruding directions of some or all the protrusions are inclined such that the protruding directions of the protrusions are located farther from a Z direction, which is an optical axis of a linear light source in an X direction, to the X direction as the protrusions are located farther from the position of x=0 in the X direction, where theX direction represents the arrangement direction of the linear light sources.

An LED lensing arrangement for lighting fixtures includes (1) a rigid light-transmissive outer structure having an outwardly-facing light-exit surface and an outer-structure light-input surface, (2) an optically-clear molded polymeric inner structure having a light-entrance surface and a light-output surface which is adhered to the outer-structure light-input surface, the inner structure being of a material which is pourable upon molding, one example being a liquid silicone rubber (LSR) material, and (3) at least one LED light source secured with respect to and optically coupled to the inner-structure light-entrance surface.

The invention provides a light emitter which comprises a carrier and a driving power supply which is arranged inside the carrier, wherein beads are installed at the periphery of the carrier; a plurality of rows of beads are uniformly arranged at the periphery of the carrier; and the beads are of polarized light type straw hat beads. By adopting the polarized light type straw hat beads, the light emitter can be combined into a polarized light type LED (light emitting diode) light emitter without an external reflector, but the straw hat beads adopting a polarized light type design and one-time light distribution are used as a light source foundation, full angles of the straw hat beads are controlled as 100 degrees, a lamp shielding angle at one single side is 50 degrees, the polarized light of the light emitter is ejected out downwards in a certain angle, so that direct glare of a lamp is reduced, and a radiation range and brightness of the light emitter are reasonable.

A lamp with an ice breaking function comprises a casing structure, a spraying pipeline, a water tank and a water pump. The casing structure is provided with a light outlet, the spraying pipeline is annular, is fixed on the casing structure and surrounds the light outlet, and a plurality of orifices are formed in the spraying pipeline. The water tank is used for containing water, a temperature controller and a heating pipe are arranged in the water tank, the heating pipe is used for heating water in the water tank, and the temperature controller is used for controlling the heating pipe to conduct heating according to preset temperature in the temperature controller. The water pump is connected between the spraying pipeline and the water tank and used for pumping the water in the water tank to the spraying pipeline. After the water in the water tank is heated through the heating pipe, the water is pumped into the spraying pipeline through the water pump and sprayed onto the casing structure from the orifices to melt ice on the casing structure. The lamp has the ice breaking function and can be applied to a freezing environment.

The invention provides a light guide plate making method, and the method comprises the following steps: S10A, forming a reflection layer through injection molding; S20A, taking the reflection layer asa base material to form a light guide layer comprising the reflection layer and the light guide layer through secondary injection molding; or, S10B, forming the light guide layer through injection molding; S20B, taking the light guide layer as the base material to form a light guide plate comprising the reflection layer and the light guide layer through secondary injection molding; wherein one side of the reflection layer comprises a first optical part, one side of the light guide layer comprises a second optical part, and the first optical part and the second optical part are in concave-convex cooperation to form a lattice point. A light guide plate is provided, the light guide plate comprises the reflection layer and the light guide layer which are arranged in stacked form, one side ofthe reflection layer comprises the first optical part, one side of the light guide layer comprises the second optical part, and the first optical part and the second optical part are in concave-convexcooperation. A side-entering backlight module is provided, and the side-entering backlight module comprises the light guide plate. The light guide plate making method provided by the invention makesthe light guide plate simultaneously having reflection, light guiding and dodging functions, and improves making efficiency of the light guide plate.

The invention relates to a novel tri-proof light. The novel tri-proof light comprises a shell (7), seal rings (6), a left end cover (4), microwave sensors (14) and a right end cover (10). The shell (7) is in a long strip shape and is assembled together with the left end cover and the right end cover in a sealing mode through the seal rings (6). A double-track guiding structure (13) is fixedly disposed inside the shell (7). Guiding plates (13b) used for cooperating with the surface of the shell so as to clamp and fix a metal shell power source (8) are arranged on the lower portion of the double-track guiding structure (13). Guiding grooves (13a) used for clamping and fixing power panels are formed in the upper portion of the double-track guiding structure (13). Protruding blocks used for longitudinally positioning the microwave sensors (14) are disposed on the left end cover (4), and the microwave sensors (14) and the end covers are transversely positioned and fixed through screws. Clamping grooves (15) or clamping ribs used for being in seamless connection with another adjacent tri-proof light are formed in or disposed on the sides of the left and right end covers.

Disclosed is a fluorescent lamp, which can remove an irregular arrangement of fluorescent lamp holders and prevent break-off of illumination generated at spaces formed between connected fluorescent lamps when the fluorescent lamp holders are arranged in series. The fluorescent lamp includes a tubular lamp body (21); auxiliary tubes (23) extending from both side ends of the tubular lamp body (21); and connection terminals (22) formed inwardly at both side ends of the auxiliary tubes (23). A variety of fluorescent lamp holders for allowing the use of the fluorescent lamp are provided.