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77 results about "Limelight" patented technology

Limelight (also known as Drummond light or calcium light) is a type of stage lighting once used in theatres and music halls. An intense illumination is created when an oxyhydrogen flame is directed at a cylinder of quicklime (calcium oxide), which can be heated to 2,572 °C (4,662 °F) before melting. The light is produced by a combination of incandescence and candoluminescence. Although it has long since been replaced by electric lighting, the term has nonetheless survived, as someone in the public eye is still said to be "in the limelight". The actual lights are called "limes", a term which has been transferred to electrical equivalents.

Lamp assembly having variable focus and directionality

A lighting assembly (10) is adjustable between flood and spot lighting conditions for selectively illuminating an interior passenger compartment in a motor vehicle. The assembly (10) includes a housing (16) which clamps to a supporting member, such as a headliner (12), via a sleeve (18) interacting with a rotary cam lock (22). An LED light source (26) is orbitally supported within the housing (16) for projecting light in a directionally adjustable manner. A lens (50) is disposed in the light path (28) and is moveable between an extended spot position for task lighting and a retracted flood position for general illumination within the interior compartment. A switch (74) is responsive to movement of the lens (50) into its spot position for automatically energizing the LED (30). The switch (74) opens, thus de-energizing the LED (30) when the lens (50) is returned to its flood condition. A lighting control circuit (78, 78′) is responsive to an override signal, such as from a door switch (80, 80′), for independently activating the light source (26) when the lens (50) is in its flood position. The light source (26) is supported for orbital movement within the housing (16) by a gimbal mechanism which includes an inner gimbal (38) carried in a cross (40). Pintals (42, 44) establish intersecting perpendicular axis (A,B) to accomplish the orbital movement. A latch mechanism (64) cooperates with leaf springs (62) by controlling movement of the lens (50) between its flood and spot conditions by a repeated push impulse applied by the finger of an operator. The switch (74) is incorporated into the leaf springs (62).
Owner:REBO LIGHTING & ELECTRONICS LLC

Multifunctional night lamp

The invention discloses a multifunctional night lamp. The multifunctional night lamp comprises a base body; a lithium battery and an electric control panel are arranged in the base body; a hollow stand column is arranged in the center of the base body; LED beads are uniformly distributed on the outer side surface of the hollow stand column; an adjusting stand column is sleeved with the hollow stand column; a base is arranged at the bottom end of the adjusting stand column; the top of the hollow stand column is connected with a top cover; a tubular lamp cover is arranged between the top cover and the base body; an adjusting knob is arranged on one side surface of the base body; an edge plate is fixedly arranged at the top of the other side surface of the base body; the bottom of the edge plate is connected with a power supply plug; a support stand plate is arranged at the upper part of the edge plate; the top end of the support stand plate is hinged to a turnable cover; a liquid crystal display electronic clock is embedded in the bottom of the turnable cover; and light condensing LED lamps are arranged in the top of the turnable cover. The multifunctional night lamp is adjustable in brightness, and has such functions as a general night lamp, a table lamp, a flashlight, light ray mosquito dispelling and the electronic clock, the power supply plug is detachable, the height and the angle of the lamp body are adjustable, use is convenient and work is reliable.
Owner:TIANJIN VOCATIONAL & TECHNICAL COLLEGE OF MECHANICAL & ELECTRICAL ENG

Variable-angle sterilization lamp and control method thereof

The invention provides a variable-angle sterilization lamp and a control method. The variable-angle sterilization lamp comprises a condensation lampshade, a sterilization support, a sterilization assembly and a control device, wherein the sterilization assembly comprises a sterilization lamp, an adjusting device and a detection device; a detection device is arranged to detect a sterilization areaso as to determine an area needing sterilization, and then the control device controls the adjusting device according to detection data of the detection device; the adjusting device acts on the condensation lampshade to change the irradiation range of the sterilization lamp so as to improve the sterilization efficiency; by arrangement of adjusting pieces, due to the fact that a lampshade body is of a big-end-up structure and has folds and elasticity, the adjusting pieces drive the lampshade body to gather towards the center of the lampshade body when moving in the opening direction under the action of adjusting driving mechanisms and moving pieces; the opening area of the lampshade body is reduced; and therefore, the light emitted by the sterilization lamp is more concentrated, under the condition that the distance between the opening and the to-be-sterilized area is the same, the sterilization intensity is higher and the sterilization effect is good.
Owner:GUANGZHOU LEDIA LIGHTING CO LTD

Adjustable light collection lamp holder of flashlight

The invention provides an adjustable light collection lamp holder of a flashlight. The adjustable light collection lamp holder comprises a control box, an LED lamp holder, LED lamp arms, supporting rods and a sliding adjusting mechanism. The sliding adjusting mechanism comprises a sliding sleeve, a guiding connection rod and an adjusting ring. The LED lamp holder is fixedly arranged at the front end of the control box, and LED lamp beads are arranged on the front end face of the LED lamp holder. One end of each LED lamp arm is hinged to the outer wall of the control box, and LED lamp beads are arranged at the other end of each LED lamp arm. The sliding sleeve and the adjusting ring are arranged on the control box in a sleeving manner, and the guiding connection rod is connected between the sliding sleeve and the adjusting ring. One end of each supporting rod is hinged to the middle portion of the corresponding LED lamp arm, and the other end of each supporting rod is hinged to the adjusting ring. According to the flashlight, the LED lamp arms are arranged in a hinged manner, so that light ray branches with adjustable light source emitting directions are formed, and angle positioning and adjusting are achieved under the adjusting action of the sliding adjusting mechanism; and relatively good light collection effect adjusting performance is achieved.
Owner:溧阳天目湖汇迪科技服务有限公司

Embedded-type-based spotlight energy-saving control system and control circuit thereof

The invention discloses an embedded-type-based spotlight energy-saving control system and a control circuit thereof. The system comprises a mounting plate, a first light barrel and a second light barrel, an electric extensible rod and a supporting column are mounted on two sides of the bottom end of the mounting plate respectively, a fixing plate is fixedly arranged at each of the output end of the electric extensible rod and the bottom end of the supporting column, an arc-shaped fixing strip is rotatably connected on each of two sides of each fixing plate, the bottom ends of the arc-shaped fixing strips are slidably connected with the first light barrel and the second light barrel respectively, four light condensing plates are equidistantly hinged at one end of the first light barrel, anda LED light component is mounted on one side of the inside of the first light barrel. Through matched using of the electric extensible rod, the fixing plate and the arc-shaped fixing strips, irradiation angle of the spotlight can be changed flexibly by changing extension and contraction of the electric extensible rod, and operation is more convenient and quicker.
Owner:安徽道润电子有限公司

A spotlight with self-heating function

The invention discloses a spotlight with self-radiating function, which comprises a rotating seat, a cylindrical lampshade installed under the rotating seat, a lamp body fixedly installed on the inner wall of the lampshade, and a transparent cover. The upper and lower end sides of the lampshade are An upper liquid storage chamber and a lower liquid storage chamber are respectively opened in the wall, and two through holes for connecting the upper liquid storage chamber and the lower liquid storage chamber are symmetrically opened in the side wall of the lampshade. A second sliding plug and a first sliding plug are respectively sealed and slidably connected in the lower liquid storage chamber. The present invention can continuously make the cooling liquid in the upper liquid storage chamber and the lower liquid storage chamber communicate with each other through the arrangement of the thermal deformation alloy, the heat dissipation plate, the upper liquid storage chamber, the lower liquid storage chamber, and the cooling liquid through the heat dissipation plate. The heat in the lampshade absorbed by the liquid is dissipated to the outside air, thereby having a good heat dissipation and cooling effect on the spotlight, reducing the failure rate of electronic components inside the lamp body, and effectively extending the service life of the spotlight.
Owner:东营市久诺尔石油设备有限公司

Light guide illumination and image acquisition system in accelerator radiation protection building aisle

The invention discloses a light guide illumination and image acquisition system in an accelerator radiation protection building aisle. The system comprises a linear electron accelerator radiation protection building which is used for protecting the radiation of an accelerator beam center; and a super-strong spotlight which emits high-intensity light, wherein the light is guided to the center of abeam by rotating and adjusting a mirror surface light guide plate and fixing the mirror surface light guide plate, so that the light guide illumination of the center of the beam is realized. A protection hole is formed in the corner of a protection building aisle and used for installing a high-definition video collector, the influence of radiation on the collector is greatly reduced, and finally the real-time working state of a beam center is collected through a mirror reflection plate. The whole system is symmetrically distributed on channels on the two sides with the beam center as the central axis. According to the scheme, the problem that lighting and video electronic equipment cannot normally work for a long time in a high-intensity radiation environment of an accelerator beam centeris solved.
Owner:SHANGHAI SINOTEX HIGH ENERGY TECH

Positioning intelligent following-up system for stage lighting following

InactiveCN111678106ALow operating difficulty requirementRealize the effect of automatic trackingLighting applicationsMechanical apparatusComputer hardwareStage lighting
The invention discloses a positioning intelligent following-up system for stage light following, and particularly relates to the field of a stage follow spotlight. The positioning intelligent following-up system involves a control terminal, a light following device and a positioning terminal, wherein the control terminal, the light following device and the positioning terminal are in signal connection; the control terminal comprises an information storage, a display screen, a processor and a first communication module, and the input end of the information memory and the input end of the display screen are both set as processors. According to the positioning intelligent following-up system, through cooperative use of the light following device and a positioner, when a person holds a microphone to move in a conference/performance process, the positioning module can position the person holding the microphone in real time, a control chip receives information from the positioning module andtransmits a signal of the positioning module back to the control terminal through a third communication module during the period, and after receiving the signal, the second communication module drives a driving controller to work so as to change the illumination angle of the LED spotlight, so that the LED spotlight follows light to the position, where the microphone is located, of the person, theeffect of automatic following-up is achieved, and the using effect is improved.
Owner:ZHEJIANG DAFENG IND

Angle-adjustable double-lamp-holder illumination street lamp

The angle-adjustable double-lamp-holder illumination street lamp comprises a lamp post, a fan-shaped lampshade is arranged at the top of the lamp post, a first lamp holder and a second lamp holder which are hinged are arranged in the fan-shaped lampshade, rotating shafts which are rotationally connected are arranged on the outer walls of the first lamp holder and the second lamp holder, the outer walls of the rotating shafts are sleeved with gears, and a first arc-shaped rack is arranged on the inner wall of the fan-shaped lampshade; an arc-shaped rack II is arranged on the inner wall of the fan-shaped The two lamp caps are arranged in the lampshade, so that the lamp cap has different lighting effects on the coming direction and the going direction of an automobile, and the spotlight shell with a strong lighting effect can be adopted in the going direction according to different lighting requirements of the coming direction and the going direction, so that a front automobile can be clearly seen by a rear automobile, and the lighting effect is good. The lamp shell with relatively weak illumination and anti-dazzle light is adopted in the vehicle coming direction, the vision of a driver is prevented from being influenced, and the angles of the first lamp holder and the second lamp holder are adjusted, so that the first lamp holder and the second lamp holder can generate a better illumination effect.
Owner:柯诺雅

Device and method for removing pollution particles on mask plate

The invention discloses a device for removing pollution particles on a mask plate. The device is provided with an illuminating lamp group; the illuminating lamp group comprises a floodlight with a grid-type light source and a spotlight; after the floodlight is turned on, the grid type light source irradiates the mask plate and divides the mask plate into a plurality of first grids, and coarse positioning of pollution particles on the mask plate is achieved through the first grids; and after being turned on, the spotlight is used for irradiating the first grid corresponding to the coarse positioning and realizing the fine positioning of the pollution particles, and the rapid removal of the pollution particles is realized through the fine positioning. The invention further discloses a method for removing the pollution particles on the mask plate. According to the invention, pollution particles on the mask plate can be rapidly positioned, so that the pollution particles on the mask plate can be accurately and rapidly removed, the efficiency of removing the pollution particles is improved, secondary pollution can be avoided, and the probability of repeatedly opening a box of the mask plate and returning the mask plate to a factory for washing is reduced.
Owner:SHANGHAI HUALI INTEGRATED CIRCUTE MFG CO LTD
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