1061 results about "Floodlight" patented technology

An LED floodlight fixture includes (1) a housing that has (a) at least one end-portion and (b) a single-piece extrusion including (i) a base having an LED-adjacent surface and an opposite surface and (ii) a heat-dissipating section having heat-dissipating surfaces extending from the opposite surface, and (2) an LED arrangement mounted to the LED-adjacent surface in non-water / air-tight condition with respect to the housing. The housing preferably forms at least one venting gap to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom. Additionally and / or alternatively, the base of the single-piece extrusion has one or more venting apertures to provide cool-air ingress for such purpose. One aspect of the invention involves the heat-dissipating section of the extrusion including a closed extruded wireway therealong enclosing wires extending to / from electrical component(s).

An LED floodlight fixture including a housing that forms a substantially water / air-tight chamber, electronic LED driver(s) within the chamber, and an LED assembly secured with respect to the housing adjacent thereto in non-water / air-tight condition, the LED assembly having at least one LED-array module mounted on an LED heat sink. In certain preferred embodiments the housing is a perimetrical structure such that the substantially water-tight chamber substantially surrounds the LED assembly.

The present invention relates to an LED lamp in which, because the lamp has therein a heat dissipation transfer member and the power source base thereof is made of materials including polycarbonate, etc. with a high emission rate of radiation so as to enhance its surface heat dissipation constant, the power source base has sufficient heat dissipation performance and, thus, a separate insulation circuit is not necessary, thereby improving reliability and productivity of the lamp as well as reducing the cost of manufacturing.To this end, the present invention provides an LED lamp comprising one or more LEDs mounted on a PCB, a floodlight cover that transmits light from the LEDs, and a power source base coupled to the floodlight cover and having a terminal at one end thereof, wherein the power source base is made of an insulation material; and the LED lamp also comprises a heat dissipation transfer member that has a heat sink in contact with the PCB on which the LEDs are mounted, and is formed and installed so as to overlap with and be in tight contact with the inner face of either the power source base or the floodlight cover or both.

An LED floodlight fixture includes (1) a housing that has (a) at least one end-portion and (b) a single-piece extrusion including (i) a base having an LED-adjacent surface and an opposite surface and (ii) a heat-dissipating section having heat-dissipating surfaces extending from the opposite surface, and (2) an LED arrangement mounted to the LED-adjacent surface in non-water / air-tight condition with respect to the housing. The housing preferably forms at least one venting gap to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom. Additionally and / or alternatively, the base of the single-piece extrusion has one or more venting apertures to provide cool-air ingress for such purpose. One aspect of the invention involves the heat-dissipating section of the extrusion including a closed extruded wireway therealong enclosing wires extending to / from electrical component(s).

An LED floodlight fixture including a housing that forms a substantially water / air-tight chamber, electronic LED driver(s) within the chamber, and an LED assembly secured with respect to the housing adjacent thereto in non-water / air-tight condition, the LED assembly having at least one LED-array module mounted on an LED heat sink. In certain preferred embodiments the housing is a perimetrical structure such that the substantially water-tight chamber substantially surrounds the LED assembly.

The invention relates to an indoor positioning method based on a visible light label, and belongs to the technical field of wireless communication. The method disclosed by the invention comprises the following steps: on the basis of visible light communication, emitting a visible light signal with an alignment code type by a transmitting terminal by controlling a light-emitting diode (LED) array, so that an indoor user analyzes the position from a received light signal, and each LED has a sole identity (ID) number; designing a locating data frame structure which is transmitted by the LED in a cycle; loading to an LED drive amplifying circuit; driving the LED lamp array to transmit a data light signal; and locating the user in a sub-cell with the maximal optical power when a detector identifies a frame header. The method is free of frequency band application, free of electromagnetic interference, green and safe, and higher in accuracy located on the basis of the visible light LED. In addition, green lighting also can be carried out in an indoor scene in visible light LED communication, the indoor visible light communication is located through the existing floodlight, a visible light source does not need to be arranged additionally, and achievement of indoor location is facilitated.

A new and unique LED-based floodlight is provided having an LED light module and a control module. In operation, the LED light module responses to one or more control signals from the control module, and provides an LED array of light having a broad beam pattern from side-to-side with a selected lamp color, brightness, or some combination thereof; while the control module responds to one or more user inputs from a user, and provides the one or more control signals for operating the LED array module in order to provide the LED array of light having the broad beam pattern from side-to-side with the selected lamp color, brightness, or some combination thereof. The broad beam pattern of the LED array of light effectively has a lumen output of about 200 lumens that is equivalent to a 35 watt halogen floodlight output of the same angle. The selected lamp color may include white, warm white, nav red, nav blue and a “bug” light, as well as other suitable lamp colors, while the selected brightness may include different dimming levels for setting the overall brightness of the LED-based floodlight.

The object recognition apparatus has an active range finder having a floodlight unit which floodlights a light onto a target object, and determines a distance up to a target object on the basis of a reflected light therefrom, a stereo camera to determine a distance up to the target object on the basis of image information from the target object, an object recognition unit which recognizes the target object on the basis of an output signal from the active range finder and an output signal from the stereo camera, and a fill light control unit which controls the floodlight unit to operate so as to irradiate a light floodlit by the floodlight unit as a fill light of the stereo camera.

A tire T as a workpiece mounted on a rotary table 2 is imaged by using floodlight means 10 for applying white slit light and a color CCD camera 20 for imaging a portion illuminated by the slit light while it is turned, the coordinates and brightness of the tire T are detected from the obtained image data by coordinate computing means 31 and brightness computing means 33, and the 3-D coordinate data and color image of the tire T are re-formed from the obtained shape data and brightness data of the tire T by shape image forming means 32 and appearance image forming means 34 and compared with tire appearance and shape data prestored in tire information storage means 35 to judge whether the appearance and shape of the tire T are acceptable or not.

A weatherproof outdoor pivoting light assembly includes a front gasket on a metallic lamp housing having spaced sealing rings for locally compressively engaging to seal the floodlight envelope and a rear gasket for sealing the power cord thereby providing a sealed cartridge for the electrical socket enabling mounting at ground and structure location.

An LED floodlight fixture having two major principal axes in a fixture plane, the dimensions parallel to the fixtures third principal axis being substantially smaller than the largest dimensions parallel to the fixture plane. The fixture is characterized by a first outer surface which has a first central portion and a first edge-adjacent portion, an opposite second outer surface which has a second central portion substantially aligned with the first central portion and encompassing a light-emitting region and a second edge-adjacent portion having a boundary with the second central portion such boundary defining a reference plane, the first and second edge-adjacent portions meet at a perimetrical edge. The first and second central portions each extend across at least 25% of the area within the perimetrical edge. The first and second edge-adjacent portions form aerodynamic-drag-reducing cross-sectional profiles transverse to the fixture plane and extend in substantially all in-fixture plane directions, the greatest dimension between the first central portion and the reference plane is no more than 50% greater than the smallest dimension therebetween.

The invention discloses a lamp. The lamp comprises a substrate, a plurality of light emitting diodes and a lamp shell, wherein the lamp shell is provided with a light outlet, the substrate is made of flexible materials, the periphery of the substrate is embedded into the periphery of the lamp shell, the substrate comprises a light emitting surface, the light emitting surface is arranged towards the light outlet, and the light emitting diodes are distributed on the light emitting surface; when the substrate is bent and deforms in the direction far away from the light outlet, the light emitting surface is a concave surface, and the light emitting diodes are distributed in a spotlight mode; when the substrate is bent and deforms in the direction close to the light outlet, the light emitting surface is a convex surface, and the light emitting diodes are distributed in a floodlight mode. According to the lamp, the substrate for installing the light emitting diodes is made of the flexible materials, the light emitting surface can be convex or concave under the action of external force, a floodlight or spotlight state can be formed, it is possible that one lamp of a user has two purposes, a large amount of use cost is reduced, and use is more convenient and easier. Meanwhile, it is not necessary to carry two lamps, and more labor is saved in a use process.

The object recognition apparatus has an active range finder having a floodlight unit which floodlights a light onto a target object, and determines a distance up to a target object on the basis of a reflected light therefrom, a stereo camera to determine a distance up to the target object on the basis of image information from the target object, an object recognition unit which recognizes the target object on the basis of an output signal from the active range finder and an output signal from the stereo camera, and a fill light control unit which controls the floodlight unit to operate so as to irradiate a light floodlit by the floodlight unit as a fill light of the stereo camera.

A stereo vehicle-exterior monitoring apparatus includes a stereo camera including a pair of infrared cameras and floodlight lamp and infrared lights. The Infrared lights light up a more distant place than that is lighted up by the floodlight lamp, or light up a closer place and wider angle of lighting than that is lighted up by the floodlight lamp so as to obtain a wider monitored area than that with the lighting by the floodlight lamp. The stereo camera shoots at least lighting ranges of the infrared lights for obtaining a distance data of subject present in the surrounding of the vehicle.

The invention discloses an underwater flushing robot with eight propellers. The underwater flushing robot comprises an outer frame, a posture water depth sensor, two underwater cameras, two underwater floodlights, a top floating plate, a cylindrical sealing cabin, the eight propellers, four universal wheels, two scrubbing brushes, a bottom floating plate and two stepping motors. The underwater flushing robot with the eight propellers communicates with an upper computer through a zero-buoyancy cable, the upper computer acquires depth, posture and image information through data issued by the underwater robot so as to control corresponding propelling force of the propellers, depth keeping, navigation keeping, posture keeping and suspending are achieved, and a flushing device can be driven to flush a dam face of a dam, pool walls of a pool and the like. The underwater flushing robot is good in overall sealing performance and high in static stability and maneuverability and has certain expandability.

A bracket mounted product, such as a floodlight, is provided having a dual latch bracket with integral strap tensioning and wire splicing for mounting on tubing or another suitable mounting structure, featuring a mounting arrangement and a splicing latch arrangement. The mounting arrangement has a mounting base for supporting the light or other suitable product or device on the tubing or another suitable mounting structure, and has a mounting strap for wrapping around the tubing or other suitable mounting structure. The splicing latch arrangement has a swing arm or splicer pivotally arranged on the mounting base for receiving the one or more wires when in an open latch position and for splicing the one or more wires to the internal leads in the mounting base when pivotally rotated to a closed latch position, and also has a mounting lock lever pivotally arranged on the mounting base for receiving the mounting strap when in an open lever position and for frictionally engaging and holding the same when pivotally rotated into a closed latch position for coupling the light to the tubing or another suitable mounting structure.

The optical system for the Fresnel lens light has an ellipsoidal reflector (1), a light source (2) and a Fresnel lens (3). The distance (a) between the Fresnel lens (3) and the reflector (1) is changeable but is related to the changeable distance (b) between the light source (2) and the reflector (1) so that the aperture angle of the propagated light beam is variable but illumination intensity of the propagated light is maintained uniform. Surfaces of the at least one Fresnel lens and / or the reflector can be structured to provide more uniform illumination of a given area. The optical system is useful for lights for film, stage, studio and photography.

A single combination task lamp and flashlight instrument, providing separate flood and spot light beams, independently controlled in a three-state sequence by simple push button switches. The two kinds of light beams are produced by separate arrays of compact light emitting devices. both arrays are driven by a single, rechargeable battery powered electrical circuit that provides separate, regulated constant currents to the respective arrays of LEDs. The optics and electronics are constructed in a single, ruggedized, compact module. The module is enclosed within an elongated handle that positions the center of mass for optimum balance of the instrument and the control switches for convenient operation according to the sense of touch.

A metal halide light fixture includes three generally cylindrical parts including a lamp housing with a lamp and a lamp socket, an intermediate sleeve member secured to the lamp housing, and a third focusing housing secured to the intermediate sleeve member. The focusing housing includes a reflector member including a concave reflecting surface and a lens. The lamp housing carries a T-6 lamp or similar lamp which includes a cylindrical arc tube having a significant axial length. Rotating the focusing housing moves the reflector member which surrounds the lamp axially relative to the arc tube to shift the light output pattern from floodlight to spotlight. The lamp housing is connected to a mounting structure through a swivel connection. Wires from the lamp socket are fed through a port in the lamp housing and a channel in the mounting structure and are potted in place. Threaded connections between the three principal parts are protected by O-ring seals.

The present invention discloses an intelligent energy-saving electricity system of light navigation in a large-scale underground garage of a residence community, and a method thereof. The system comprises an access management subsystem, a license plate recognition subsystem and a light navigation subsystem. The license plate recognition subsystem is used for real-time monitoring and recording of information of a vehicle entering or going out of the garage, and is used for positioning and recognition of the license plate; if the vehicle enters the garage, in the license plate recognition subsystem, it is determined whether the information of the vehicle is pre-stored information in a database after recognition, if the information of the vehicle is stored in a database, a command permitting access is sent to the access management subsystem, and then a navigation command is sent to the light navigation subsystem; and if the vehicle goes out of the garage, it is determined whether the information of the vehicle is pre-stored information in the database after recognition so as to determine whether permitting to go through or not. The light navigation subsystem is used for light navigation to vehicles which enter or go out of the garage, and only floodlights within the setting distance of a vehicle are turned on, regardless of whether a vehicle drives along the planned routes in the access management subsystem, thereby power supply is saved.

The invention provides a depth measurement device based on a TOF image sensor. The depth measurement device comprises a light emitting module including a first light source for emitting a beam with modulated amplitude on a timing sequence, wherein a patterned optical element is used for emitting a structural light beam to a target object after receiving the light beam; a floodlighting light sourcemodule including a second light source for emitting a floodlighting beam with modulated amplitude on the timing sequence to the target object; a TOF image sensor including at least one pixel and usedfor receiving the structural light beam and forming a first electric signal; or receiving the floodlight beam and forming a second electric signal; a control and processing circuit for receiving thefirst electric signal and forming a structural light pattern, and computing a first depth image of the target object by utilizing the structural light pattern; or receiving the second electric signalto compute the phase difference, computing the flight time that the floodlighting beam is received from being emitted, and computing a second depth image of the target object based on the flight time.The measurement precision of the depth measurement device is improved.

An LED floodlight fixture LED light fixture including a plurality of heat-sink-mounted LED-array modules, each module engaging an LED-adjacent surface of a heat-sink base for transfer of heat from the module, and at least one venting aperture through the heat-sink base to provide air ingress to the heat-dissipating surfaces adjacent to the aperture. The LED light fixture may include a plurality of heat sinks, each heat sink with its own heat-dissipating surfaces and heat-sink base which has one of the LED-array modules engaged thereon. The heat-sink base is wider than the module thereon such that the heat-sink base includes a beyond-module portion. The venting aperture(s) is / are through the beyond-module portion of the heat-sink base. The inventive light fixture may include a housing and an LED assembly which includes the heat-sink-mounted LED-array modules. The LED assembly and the housing form a venting gap therebetween to provide air ingress along the heat-sink base to the heat-dissipating surfaces.

An electronic lighting instrument features separate optical assemblies for flood lighting and spot lighting. The optical assemblies include primary, secondary, and tertiary optical elements. The housing of the instrument features a trilobal cross section and includes dust-and-moisture-sealed push buttons and lenses as part of the housing construction. Self-aligning assemblies to ensure correct electrical and mechanical assembly are provided. The housing also self-aligns with a mating docking station for recharging the instrument batteries in situ. The lighting instrument may be controlled by a microprocessor circuit to provide floodlight and spotlight beams and several operational states thereof depending on the need for illumination or signaling.

The invention discloses a device and method for detecting ice and snow thickness. The device comprises a ruler, a camera, a light-emitting diode (LED) floodlight and an image processing device, the ruler is used for being directly contacted with ice and snow and serves as a reference for ice and snow measurement, the LED floodlight is used for proving illumination for the ruler, the camera is used for collecting image data in a scope of the ruler, and the image processing device is used for obtaining the ice and snow thickness after processing the image data collected by the camera according to a dual threshold edge extractive image identification method. By means of the device for detecting ice and snow thickness, ice and snow quantitative measurement on public transit facilities such as airfield runways and expressways can be achieved, remote control of a computer can be achieved, multi-threshold real-time alarm on snow and ice disasters can be carried out, a provided intelligent supplementary lighting device can support all-weather monitoring, the dual threshold edge identification method removes background interference, and the device is high in reliability, simple in structure, visual in image and convenient to use.

The present invention relates to a cap with lighting lamp which is suitable for mountain climbing or fishing at night. Traditionally, a hand-held lighting device is used for mountain climbing or fishing at night. However, such a hand-held lighting device is not convenient in use. Therefore, it has been proposed that a lighting device (lamp) is retained on a user's head or clamping on the visor of a hat. However, such techniques suffer the drawbacks of easy dismounting when acted upon by wind pressure or hit by a foreign object. Furthermore, when a light illuminates towards the front, the light can not be concentrated. The present invention is aimed to solve the above problems, and having an object to provide a cap having a body 1 on one side of which a battery (alkaline battery) is installed. When used for mountain climbing or fishing at night, the plurality of bulbs (LED) illuminate towards one direction just like projectors (floodlight). Also, the lighting angle of the bulbs will not alter even receiving wind flow or object impacts and the bulbs will not fall off.

The invention provides a packaged system that is suitable for a LED package of high power. The packaged system further includes a heat-conducting device surrounded by at least one heat-dissipating fin to effectively dissipate the heat generated by the high power LED package. The packaged system with high efficiency of heat dissipation can be incorporated into various projecting illuminating equipments, such as a flashlight or floodlight, by simply installing the present invention into a housing and providing power connection thereto.

The invention discloses a bridge pavement washing device. The bridge pavement washing device comprises a wall and a base body arranged in the wall, the bottom end faces, on the left side and the right side of the base body, of the wall are provided with lamp bases, the bottoms of the lamp bases are provided with LED floodlights, lampshades are arranged between the LED floodlights and the lamp bases, the bottom of the inside of the base body is provided with an accommodation cavity, the accommodation cavity is internally provided with a glide part, the outer wall of the left side of the glide part is internally provided with a manipulation area, the portion, at the right side of the manipulation area, of the glide part is internally provided with an accommodation groove, the portion, at the right side of the accommodation groove, of the glide part is internally provided with a first empty cabin, a first spacing block is arranged between the first empty cabin and the accommodation groove, the portion, above the first empty cabin, of the glide part is internally provided with a second empty cabin, the second empty cabin is internally provided with a first spacing block, the portion, above the first spacing block, of the second empty cabin is internally provided with a sliding platform, the tops of the two sides of the sliding platform are provided with flange blocks, the bottoms of the flange blocks are internally provided with magnets, the portions, opposite to the magnets, at the tops of the first spacing blocks are provided with electromagnetic coils, first tension springs are arranged between the electromagnetic coils and the magnets, and the bottom of the sliding platform penetrates through the first spacing blocks. The bridge pavement washing device is simple in structure and convenient to operate, can satisfy washing work at different distances, and can automatically achieve water pipe storage work; meanwhile, the bridge pavement washing device is small in occupied space and high in using stability, and thus the cleaning efficiency is improved.