With Ventilating Or Cooling Means Patents (Class 362/218)
  • Patent number: 10299333
    Abstract: An LED tube lamp is disclosed. An installation detection circuit is configured in the LED tube lamp configured to receive an external driving signal. The installation detection circuit is configured to detect during one or more pulse signals whether the LED tube lamp is properly installed on a lamp socket, based on detecting a signal generated from the external driving signal. The installation detection circuit includes a switch circuit coupled to the pulse generating circuit, wherein the one or more pulse signals control turning on and off of the switch circuit.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: May 21, 2019
    Assignee: Jiaxing Super Lighting Electric Appliance Co., Ltd.
    Inventors: Aiming Xiong, Tao Jiang
  • Patent number: 10234098
    Abstract: A direct lighting system and method is provided that includes a plurality of light-emitting diodes (LEDs) secured within a light fixture. The lighting system further includes a diffusive transmissive element adapted to transmit light from the LEDs therethrough and provide diffused light to an area requiring illumination.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: March 19, 2019
    Assignee: Luminator Holding LP
    Inventors: Sheldon Lee Rohde, Ramin Safavi, Marty Masias, George Berman, Kent Solberg, Valeriy K. Berger, Dan Kelleher, Labon Ruth, John F. Barr, Derek B. Vinson
  • Patent number: 10215380
    Abstract: A kit for joining together at least a pair of light fixture segments at a joint interface therebetween to form a light fixture assembly, comprises at least a pair of complementary coupling units, each coupling unit configured to be located in an operative position in one of said light fixture segments to join the other coupling unit at the joint interface defined by complementary abutment surfaces on said light fixture segments, at least one of the complementary coupling units being configured to be adjustably located in the operative position to displace another of the coupling units along a designated travel path toward a limit position, wherein the joining of the light fixture segments at the joint interface occurs in advance of the other coupling unit reaching the limit position.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: February 26, 2019
    Assignee: Axis Lighting Inc.
    Inventors: Howard Yaphe, Andrew Miles, Stephane Beland, Jean Gagne
  • Patent number: 10208945
    Abstract: An LED light includes a housing, a first luminous portion surrounded around the housing, a second luminous portion positioned below the first luminous portion, a heat sink positioned between the first and second luminous portions, a power supply received in the housing and a holder. The holder, the power supply, the first luminous portion and the second luminous portion are electrically connected to form a circuit branch. When the first luminous portion gives out light towards a first direction, the second luminous portion gives out light towards a second direction which is opposite to the first direction. The first and second luminous portions are respectively mounted on the corresponding upper and bottom sides of the heat sink to ensure the LED light simultaneously give out lights towards up and down, meanwhile, the heat sink is positioned between the first and second luminous portions to improve heat dissipation effects and the lifespan of the LED light.
    Type: Grant
    Filed: August 6, 2017
    Date of Patent: February 19, 2019
    Assignee: SHENZHEN GUANKE TECHNOLOGIES CO., LTD
    Inventor: Qing Lan
  • Patent number: 10180246
    Abstract: A searchlight assembly has a first housing portion and a second housing portion, wherein each of the first housing portion and the second housing portion has operably secured to form an enclosed space: a heat sink, a reflector and a lens. The first housing portion and the second housing portion being are joined to form a housing assembly. The first housing portion heat sink and the second housing portion heat sink are disposed adjacent to one another and form a cooling medium flow path there between, and the heat sink elements of each heat sink thermally communicate with the flow path. A first LED is directly thermally coupled to the heat sink within in the first housing portion enclosed space and a second LED is directly thermally coupled to the heat sink within the second housing portion enclosed space.
    Type: Grant
    Filed: October 31, 2016
    Date of Patent: January 15, 2019
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventor: Craig Giffen
  • Patent number: 10161619
    Abstract: A light fixture includes a housing comprising a body portion with an opening at a first end, a power supply at an opposing second end, and a heat sink comprising a plurality of fins between the opening and the power supply. A mating surface is positioned proximate to the opening. The mating surface includes a set of landing pad areas and a set of open areas. The fixture also includes a set of light emitting diode (LED) modules, each of which is positioned in the opening and secured to a landing pad area of the mating surface. The LED modules are arranged so that the plurality of open areas remain open to the atmosphere and provide an air path to and from the heat sink.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: December 25, 2018
    Assignee: Eaton Intelligent Power Limited
    Inventors: Joseph R. Casper, Christopher D. Nolan, Walten Peter Owens
  • Patent number: 10161570
    Abstract: Disclosed is a lighting device (100) comprising a tubular body (120), said tubular body comprising a carrier (130) mounted inside the tubular body such that the tubular body comprises a first inner volume (102) delimited by a first arcuate section (121) of the tubular body and the carrier; and a second inner volume (104) delimited by a second arcuate section (124) of the tubular body and the carrier, wherein the carrier supports a plurality of solid state lighting elements (32) arranged to emit a luminous output into the first inner volume; and the first arcuate section (121) comprises a transparent region (123) and a translucent region (122) obscuring the solid state lighting elements, said transparent region extending from the translucent region to the carrier; wherein the carrier (130) comprises a central region extending along the length of the tubular body (120), and defining a recess in which the solid state lighting elements (32) are located, which recess prevents the solid state lighting elements (32)
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: December 25, 2018
    Assignee: PHILIPS LIGHTING HOLDING B.V.
    Inventors: Mou Kun Yuan, Xuefei Yang, Zhong Wang
  • Patent number: 10145553
    Abstract: A lighting luminaire is provided for implementing enhanced performance for multiple applications. A lighting fixture includes a housing defining a novel heat management system optionally formed by a unitary member or formed by two generally identical housing sections. The housing includes a predefined profile and features for heat transfer including an upper compartment where heat sensitive components are installed and a lower compartment where lighting modules, such as LED modules, are installed. The housing lower compartment includes an upwardly facing lower lens member and predefined features to minimize or prevent heat from traveling upwardly into the upper housing compartment.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: December 4, 2018
    Assignee: A.L.P. Lighting & Ceiling Products, Inc.
    Inventors: Ronald L. Richardson, Thanh Minh Vo, Donald Joseph Gaither
  • Patent number: 10139096
    Abstract: The light irradiating device includes a substrate; a plurality of light emitting diode elements disposed on a surface of the substrate; a cooling unit which is disposed on a rear surface of the substrate; an inner wall which is disposed to enclose a light passage area through which light of the plurality of light emitting diode elements passes; a housing which accommodates the substrate, the plurality of light emitting diode elements, the cooling unit, and the inner wall and generates a space between the inner wall and the housing; an air inlet which introduces air in the light passage area onto the rear surface of the substrate; a flow channel which passes through the rear surface of the substrate and connects the air inlet and the space; and a circulation port which is provided to discharge the air in the space to the light passage area.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: November 27, 2018
    Assignee: HOYA CANDEO OPTRONICS CORPORATION
    Inventor: Norio Kobayashi
  • Patent number: 10125929
    Abstract: A light guide bar adapted to be interleaved between two connectors which are disposed on a main board. Each of the connectors has a connector lateral wall. At least one connector includes a positioning protrusion. The light guide bar includes a body. The body includes two opposite light guide bar lateral walls and at least one positioning recess. Each positioning recess is formed on one of the light guide bar lateral walls. The at least one positioning recess is adapted to be positioned on the positioning protrusion of the at least one connector. A connector assembly having the light guide bar and the two connectors is further provided.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: November 13, 2018
    Assignee: GIGA-BYTE TECHNOLOGY CO., LTD.
    Inventors: Chih-Ming Lai, Yung-Shun Kao
  • Patent number: 10107460
    Abstract: A lighting fixture can be upgraded from utilizing a fluorescent-based light source to utilizing a light source based on light emitting diode (LED) technology. The upgrade can be completed while the fixture is mounted at an installation, or the fixture can be taken down temporarily during the upgrade. One or more fluorescent tubes in the fixture can be removed and replaced with an LED-based light engine. The light engine can include LEDs, an LED driver, and a lightguide, which may be slab-shaped. The LEDs can couple light into the lightguide, and the lightguide can distribute the coupled light. A bracket system can mount the new light engine to a frame of the lighting fixture. If the lighting fixture has a ballast, the ballast can remain attached to the fixture frame during and after the upgrade or be removed, for example.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: October 23, 2018
    Assignee: Cooper Technologies Company
    Inventor: James Harvey Blessitt
  • Patent number: 10094520
    Abstract: A LED luminaire for use in a livestock barn includes a base plate provided with at least one first LED arrangement configured to, in operation, emit light which simulates daylight lighting conditions. The first LED arrangement includes a plurality of LEDs of a first type, which has at least one peak wavelength in the wavelength range between 500 and 600 nm, and at least one LED of a second type, which is a blue LED with its peak wavelength in the wavelength range between 440 and 480 nm. The luminaire is provided with an optical system configured so that the intensity of light emitted by the LEDs is distributed according a distribution which has its peak intensity at an angle of more than zero degrees from the optical axis of the luminaire.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: October 9, 2018
    Assignee: DELAVAL HOLDING AB
    Inventor: Robertus Gerardus Alferink
  • Patent number: 10024502
    Abstract: A retrofit LED linear lamp lampholder for use with LED linear lamps having two terminal ends and used in lighting fixtures having spaced apart opposing end walls. The retrofit LED linear lamp lampholder has a pair of endcaps, each endcap having a first end that fits on one of the terminal ends of a LED linear lamp, and a second end with an engagement mechanism that is adapted to contact with one of the end walls of the lighting fixture. In at least in one of the endcaps there is a movement mechanism for moving said second end of said at least one endcap away from its associated terminal end of LED linear lamp. For use with conventional LED linear lamps with electrical pins at terminal ends, there are electrical contacts in of the endcaps having LED linear lamp energizing lead wires that exit the endcaps.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: July 17, 2018
    Assignee: ELB ELECTRONICS, INC.
    Inventor: Steven Purdy
  • Patent number: 10018347
    Abstract: A bulb lamp structure includes a base, a seat, a circuit board, and a bulb housing, and further includes a plurality of chips on which LEDs are mounted, a heat dissipater, and a double-sided board. The seat has a lower rim in which an air inlet opening is formed. The heat dissipater has a lower portion forming an annular hood that has an upper end on which a plurality of plate-like substrates is arranged to circumferentially delimit a chamber in communication with the air inlet opening of the seat. The chips are respectively mounted on outside surfaces of the substrates. The bulb housing has a top end having a central portion in which a ventilation hole is formed to correspond to an air outlet opening formed in a top of the heat dissipater. A large illumination angle can be effectively realized and automatic production can be facilitated.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: July 10, 2018
    Assignee: MAINHOUSE (XIAMEN) ELECTRONICS CO., LTD.
    Inventors: Nanqing Zhou, Rongkui Wu
  • Patent number: 9989194
    Abstract: There is provided a lighting device (10) which is suitable for a retrofit LED lamp, and which comprises an envelope (15) surrounding an inner volume (16), of which envelope an outer surface (12a) is arranged for distributing light from a multiple of light sources (19) of the lighting device. An inner surface (12b) of the envelope is utilized for providing a low thermal resistance of the lighting device on a system level by being at least partly covered by a sheet metal element (13). Driver electronics (17) of the light sources are arranged within the inner volume.
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: June 5, 2018
    Assignee: PHILIPS LIGHTING HOLDING B.V.
    Inventors: Antonius Adrianus Maria Marinus, Coen Theodorus Hubertus Fransiscus Liedenbaum, Hendrik Jan Eggink
  • Patent number: 9958400
    Abstract: A pill inspection apparatus of the present invention includes: an illumination portion 30 for irradiating light to a medical envelope 20 in which at least a translucent pill 22 is enclosed; an imaging portion 11 for acquiring a transmission image of the irradiated medical envelope 20; and an image processing portion 12 for detecting, as the translucent pill 22, a pill having a brightness value of its outer periphery lower than that of its center using the transmission image, the illumination portion 30 includes a light emitting portion 31, and a light-collecting portion 33 for collecting light is provided between the light emitting portion 31 and the medical envelope 20. By obtaining a uniform outline of the translucent pill 22 irrespective of a shooting position, it is possible to inspect the translucent pill 22 irrespective of a permeation rate.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: May 1, 2018
    Assignee: PANASONIC HEALTHCARE HOLDINGS CO., LTD.
    Inventors: Takanobu Tanimoto, Hitoshi Yamashita, Hiroshi Ehara
  • Patent number: 9958119
    Abstract: Embodiments of the invention relate generally to lighting devices and, more particularly, to elongate lighting devices having components adapted for interconnection, as well as lighting systems including such lighting devices. In one embodiment, the invention provides a lighting device comprising: an elongate housing; at least one light-emitting device within the housing; and a first connection device at a first end of the elongate housing, the first connection device being electrically connected to the at least one light-emitting device.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: May 1, 2018
    Assignee: G&G LED, LLC
    Inventor: Jason Baright
  • Patent number: 9950468
    Abstract: A system for flash-free over-molding of LED array substrates. In an aspect, a method is provided for molding encapsulations onto an LED array substrate. The method includes attaching a protective tape onto a substrate surface of the substrate so that openings in the protective tape align with LED devices of the substrate and applying molding material onto a molding surface of a molding tool and to portions of the substrate exposed through the openings in the protective tape. The method also includes pressing the molding surface and the substrate surface together at a selected pressure and a selected temperature so that encapsulations are formed on the portions of the substrate exposed through the openings in the protective tape, separating the molding surface from the substrate surface, and removing the protective tape so that molding material flash is removed from the substrate leaving a clean molded substrate.
    Type: Grant
    Filed: August 8, 2013
    Date of Patent: April 24, 2018
    Assignee: BRIDGELUX INC.
    Inventors: Alexander Shaikevitch, Vahid Moshtagh
  • Patent number: 9941258
    Abstract: An LED lead frame assembly includes a circuit strip assembly, a plastic dam member overmolded onto the circuit strip assembly and a LED chip assembly disposed in a pocket of the plastic dam member. The LED chip assembly is electrically coupled to the circuit strip assembly to power the LED chip assembly.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: April 10, 2018
    Assignee: GE LIGHTING SOLUTIONS, LLC
    Inventors: Ming Kong, Jeffrey Bisberg, John Powell
  • Patent number: 9874325
    Abstract: A configurable LED overhead light with a selection of lenses. The lenses are selected for the pattern of light, distance and shape of the desired illumination, of a particular installation. By varying the lens shapes and surface textures, asymmetric patterns can be achieved, and non-LED fixtures can be replaced with LED fixtures that optimize the light distribution to a particular installation site.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: January 23, 2018
    Assignee: SIMPLY LEDS, LLC
    Inventors: Robert Deely, Daniel Donegan
  • Patent number: 9863628
    Abstract: Various embodiments may relate to a semiconductor retrofit bulb, in particular a retrofit festoon bulb, having connecting elements that are arranged on two sides. The semiconductor retrofit bulb may include at least a tubular cooling body having at least one outer face support surface, wherein there is arranged on the support surface at least one semiconductor light source, in particular a light diode, a driver housing that is introduced into a hollow space of the tubular cooling body. At least one flow channel is provided between the driver housing and the cooling body.
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: January 9, 2018
    Assignee: LEDVANCE GmbH
    Inventors: Fabian Reingruber, Carolin Muehlbauer, Markus Hofmann
  • Patent number: 9851093
    Abstract: Elongated lighting fixtures intended to be incorporated into thin architectural surfaces, interconnected and configurable as a continuous run with potential to follow the direction of adjacent planar surface in three dimensional spaces while maintaining the structural integrity of the supporting framework.
    Type: Grant
    Filed: October 17, 2015
    Date of Patent: December 26, 2017
    Inventor: Valerica Grigore
  • Patent number: 9830021
    Abstract: Provided is an image-display apparatus on which an object to be observed can be applied, the image-display apparatus comprising: a display screen; a plurality of light-emitting units arranged to emit light out of the screen from behind the screen; a plurality of light sensors arranged behind the screen to detect light including light emitted from at least one light-emitting unit and reflected from an object applied to the display screen, and to output at least first and second detection values; and a determination unit configured to determine, based on the detection values output by the plurality of sensors, a first region of the display screen corresponding to a region to which the object is applied to the display screen.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: November 28, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventor: Masatsugu Sasaki
  • Patent number: 9816696
    Abstract: A light emitting diode (LED) system that includes a LED, a heat sink, a fan housing, a fan, and a cover is disclosed. The heat sink is typically coupled to the LED, and the fan housing is typically coupled to the heat sink opposite the LED. The fan housing includes a fan housing aperture that extends through the fan housing and at least partially houses the fan. A cover may be coupled to the fan housing opposite the heat sink. The system may include at least one air intake opening and at least one air exhaust opening. When activated, the fan may external air into the fan housing through the air intake opening and direct the air toward the heat sink and ultimately through the air exhaust opening. In so doing, the temperature of the heat sink and the LED is reduced.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: November 14, 2017
    Assignee: LEDLAB, LLC
    Inventor: Scott Clifford
  • Patent number: 9810384
    Abstract: An LED lighting tube including a heat-dissipating tubular envelope having an LED assembly directly affixed to an inner surface of the heat-dissipating tubular envelope. A method of making an LED lighting tube by providing a heat-dissipating tubular envelope, and affixing an LED assembly directly to an inner surface of the heat-dissipating tubular envelope with an adhesive layer. A method of providing heat-dissipation without a heat sink in an LED lighting tube by providing a heat-dissipating tubular envelope, affixing an LED assembly directly to an inner surface of the heat-dissipating tubular envelope with an adhesive layer, and dissipating heat through the heat-dissipating tubular envelope.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: November 7, 2017
    Assignee: ARGO IMPORT-EXPORT LTD
    Inventor: Zhang Yingchun
  • Patent number: 9807835
    Abstract: A method of dimming an LED luminaire and a dimmable LED luminaire includes two pluralities of LEDs. The first plurality emits electromagnetic radiation at a first frequency to react with a remote phosphor and provide a phosphor illumination. The second plurality of LEDs are phosphor LEDs that emit phosphor electromagnetic radiation at a second frequency to react with the remote phosphor and provide double-phosphor illumination. The phosphors and LEDs are configured to produce specific color points when the LEDs are at full power and at full dim. When the luminaire receives a dimming signal, the first plurality of LEDs dim the phosphor illumination over a majority of the luminaire's illumination range, but the second plurality of LEDs continue to receive constant current and provide undimmed double-phosphor illumination over the majority of the luminaire's illumination range.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: October 31, 2017
    Assignee: The L.D. Kichler Co.
    Inventors: Joseph John Janos, Thomas Joseph Tyson
  • Patent number: 9803830
    Abstract: The present disclosure provides a multi-directional light fixture having a single orientation light source. The multi-directional light fixture includes a light source orientated towards a semi-reflective lens. The semi-reflective lens allows a portion of the light it receives from the light source to be reflected upwards, providing uplight from the light fixture. The lens also allows a portion of the light it receives from the light source to be transmitted therethrough, providing downlight from the light fixture. Thus, the light fixture provides both uplight and downlight while the light source is oriented downwards.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: October 31, 2017
    Assignee: Cooper Technologies Company
    Inventors: Joshua Richard Erickson, Marc Raymond O'Leary
  • Patent number: 9803807
    Abstract: A light fixture apparatus having an LED circuit board mounting platform and an LED driver housing configured to attach to the circuit board mounting platform to form a module which is attachable anywhere along a wiring rail platform.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: October 31, 2017
    Assignee: Tempo Industries, LLC
    Inventors: Dennis Pearson, Michael D. Bremser, James Johnson, Thomas Lueken
  • Patent number: 9777906
    Abstract: The invention provides a lighting unit (1) comprising (a) a light source (10) configured to provide a beam of light (11), the light source (10) having a light exit surface (12) for escape of the light from the light source (10), (b) a lamp shade (20) partly surrounding the light source (10), wherein the lamp shade (20) has an internal lamp shade surface (21) and a lamp shade light exit (22), and (c) a light conversion element (30), configured partly between the light exit surface (12) of the light source (10) and the lamp shade light exit (22) of the lamp shade (20), wherein the light conversion element (30) comprises a light transmissive part (31), wherein the light transmissive part (31) comprises a luminescent material configured (40) to convert at least part of the beam of light into luminescent material light.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: October 3, 2017
    Assignee: PHILIPS LIGHTING HOLDING B.V.
    Inventors: Rifat Ata Mustafa Hikmet, Ties Van Bommel
  • Patent number: 9765943
    Abstract: A luminaire includes a reflector having a central channel for receiving a light emitter, a first side portion extending from the central channel in a first direction, and a second side portion extending from the central channel in a second direction. A first set of apertures extends through the first side portion and a second set of apertures extends through the second side portion.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: September 19, 2017
    Assignee: Hubbell Incorporated
    Inventor: Avelino De Oliveira
  • Patent number: 9732954
    Abstract: The invention relates to a cooling device (10) for at least one light source (110) located in a lighting system (100) and having a cooling body (20), which comprises at least one contact surface (22) for absorbing heat from the at least one light source (110) and at least one cooling element (24) for emitting the absorbed heat, characterized in that the cooling body (20) has a mechanical interface (26) which is designed for an optional arrangement of counter-interfaces (66) of at least two different optical components (50).
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: August 15, 2017
    Assignee: Hella KGaA Hueck & Co.
    Inventors: Martin Mügge, Thomas Rettweiler
  • Patent number: 9715058
    Abstract: The invention relates to a light device that generates uniform light beam over a panel. A light device includes a light source and a light panel. The light panel includes: a lightguide that has an input port for receiving light from the light source, the input port is formed on a bottom surface of the lightguide; a beam reflector disposed on a top surface of the lightguide, the beam reflector reflects a portion of the light; a mirror disposed on the bottom surface of the lightguide, the mirror reflects a portion of the light toward the top surface; and a plurality of light scattering features disposed on the bottom surface of the lightguide, the plurality of light scattering features reflects a portion of the light toward the top surface.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: July 25, 2017
    Assignee: BOLB INC.
    Inventors: Jianping Zhang, Ling Zhou, Ying Gao
  • Patent number: 9706758
    Abstract: The reptile lighting assembly for UVB and basking requirements is a device that is adapted to attach onto a UVB light subsassembly, and is also able to plug into an existing wiring system associated with said UVB light subassembly. The reptile lighting assembly includes an elongated bracket that is adapted to clip onto the UVB light subassembly. The elongated bracket includes at least one clip member that is adapted to clip onto opposing surfaces of the UVB light subassembly. The elongated bracket includes a basking light socket on a distal end of a first surface of the elongated bracket. A basking lamp is able to plug into the basking light socket, and is able to direct a different type of light than compared to the UVB light subassembly.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: July 18, 2017
    Inventor: G. Thomas Barnes, III
  • Patent number: 9709240
    Abstract: A lamp includes a frame, a light source, a light guide unit and a decorative unit. The light source is disposed on the frame. The light guide unit has a light-incident surface and a light-emitting surface. The light-incident surface faces towards the light source, and light emitted from the light source enters the light guide unit from the light-incident surface and is emitted out from the light-emitting surface to form a light plane. The decorative unit is detachably disposed on a position different from the light plane.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: July 18, 2017
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Guo-Hao Huang, Kun-Feng Chen, Pen-Jan Wang
  • Patent number: 9706608
    Abstract: A straight tube LED lamp includes: a straight tube in which a plurality of light emitting diodes is housed; a first cap for forming a power feeding connection to the plurality of light emitting diodes, provided on one axial direction end side of the straight tube; and a second cap for grounding, provided on another axial direction end side of the straight tube. A first terminal for forming an electrical connection to a power feeding terminal of a first lamp socket is provided in the first cap. A second terminal for forming an electrical connection to a grounding terminal of a second lamp socket is provided in the second cap.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: July 11, 2017
    Assignees: PANASONIC CORPORATION, TOSHIBA LIGHTING & TECHNOLOGY CORPORATION
    Inventors: Satoshi Fukano, Nobumichi Nishihama, Tadashi Yamanaka, Fumihiko Masuko, Takeshi Saito, Hiroki Nakagawa, Masanao Hieda, Kenichi Ito, Naoki Sugishita, Keisuke Ono, Keiichi Shimizu, Shinichi Kumashiro, Takeshi Osada
  • Patent number: 9664364
    Abstract: A lamp tube module structure is configured with at least one DC light-emitting element and a power conversion apparatus in a lamp tube, where the power conversion apparatus comprises a first fluorescent lamp simulation module and second fluorescent lamp simulation module, the first fluorescent lamp simulation module and second fluorescent lamp simulation module respectively have two power input connection ends, and respectively in electric connection with a bridge rectifier in electric connection with said DC light-emitting element. One of the power input connection ends of the first fluorescent lamp simulation module and/or second fluorescent lamp simulation module is configured to electrically connect a capacitor adapted to reduce and isolate the interaction influence of an electric ballast or other kinds of input power sources on a DC component of said lamp tube module.
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: May 30, 2017
    Inventor: Cheng-Hsun Wu
  • Patent number: 9629216
    Abstract: The disclosure provides an LED tube lamp, comprising a tube, a terminal adapter circuit, a first rectifying circuit, a filtering circuit, an LED lighting module and an anti-flickering circuit. The tube has a first pin and a second pin for receiving an external driving signal. The terminal adapter circuit has two fuses respectively coupled to the first and second pins. The first rectifying circuit is coupled to the first and second pins for rectifying the external driving signal to generate a rectified signal. The filtering circuit is coupled to the first rectifying circuit for filtering the rectified signal to generate a filtered signal. The LED lighting module is coupled to the filtering circuit and the LED lighting module having a LED module, wherein the LED lighting module is configured to receive the filtered signal and generate a driving signal, and the LED module receives the driving signal and lights.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: April 18, 2017
    Assignee: Jiaxing Super Lighting Electric Appliance Co., Ltd.
    Inventors: Tao Jiang, Aiming Xiong, Hechen Hu, Qifeng Ye, Hong Xu
  • Patent number: 9593839
    Abstract: The lamp is provided for the purpose of replacing the conventional lamps in public lighting luminaires, said lamp comprising a succession of dissipating modules (3) which are fixed on a base (1) and are configured to fix, on the periphery thereof, at least one card (9) carrying a plurality of LEDs (10). The lamp is characterized in that the dissipating modules (3) are configured to assemble the contiguous modules and to simultaneously fix the card of LEDs; the different cooling modules (3) being separated from one another in order to allow the flow of air therebetween. The cards (9) of LEDs (10) have an elongated configuration. The dissipating modules (3) have a configuration formed by sectors separated from one another in order to provide a very wide contact surface which facilitates the heat dissipation.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 14, 2017
    Assignee: INELCOM INGENIERIA ELECTRONICA COMERCIAL, S.A.
    Inventors: Daniel Gallego Sanz, Enrique Ferris Masia
  • Patent number: 9557046
    Abstract: A lighting device includes a multi-faceted heat sink with facets in a center portion facing outward. The facets form a central enclosed portion, and the heat sink further has a plurality of fins, where each of the fins is placed between adjacent facets and protrudes outwardly from the heat sink. The lighting device also has a plurality of circuit boards with semiconductor emitters mounted thereon. Each of the circuit boards is mounted on a respective facet of the heat sink. The lighting device also has a light-diffusion housing covering the plurality of circuit boards, a power module in communication with the circuit boards and operable to convert power to be compatible with the semiconductor emitters, and a power connector assembly in electrical communication with the power module.
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: January 31, 2017
    Assignee: EPISTAR CORPORATION
    Inventors: Chih-Hsuan Sun, Wei-Yu Yeh, Tien-Ming Lin
  • Patent number: 9550449
    Abstract: A housing having an extrusion forming a first channel and a second channel; a lighting system in the first channel adapted to direct light away from the first channel; a mounting system in the second channel adapted to couple the extrusion to a vehicle; a first end cap including a first connector, the first end cap being coupled to a first end of the extrusion; a second end cap including a second connector, the second end cap being coupled to a second end of the extrusion; wherein the first connector and the second connector are electrically coupled to one another, and wherein the first connector and the second connector are electrically coupled to the lighting system.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: January 24, 2017
    Assignee: Weekend Concepts, Inc.
    Inventors: Ryan T Paine, Ronald P Scott, Lyle P Scott, Dennis M Lusardi
  • Patent number: 9534838
    Abstract: An ink curing apparatus (1) comprising a UV lamp (9); at least two reflectors (5, 7); and at least one continuously moveable shutter (11a, 11b), wherein the movement of the or each shutter (11a, 11b), between an open position exposing a substrate to UV radiation from the UV lamp (9) and a closed position wherein the shutter (11a, 11b) shields the substrate from the UV radiation from the UV lamp, is controlled by a crank mechanism (20, 21, 22, 24, 25, 26).
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: January 3, 2017
    Assignee: GEW (EC) LIMITED
    Inventors: Malcolm Rae, James Hicks
  • Patent number: 9523489
    Abstract: A grow light cooling system is disclosed for use within a grow facility. In at least one embodiment, the system provides an elongate enclosure having an at least one intake end and an at least one exhaust end, along with an at least one grow light suspended therewithin. The at least one intake end provides an intake fan configured for drawing air into said intake end. The at least one exhaust end provides an exhaust fan configured for expelling air from said exhaust end. A bottom surface of the enclosure provides an at least one cutout positioned substantially underneath each of the at least one grow light. The at least one grow light is positioned in substantially close proximity to the bottom surface of the enclosure, thereby causing airflow within the enclosure to form a relatively thin air curtain that flows across the at least one cutout.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: December 20, 2016
    Assignee: Aermist LLC
    Inventor: Jonathan S. Harms
  • Patent number: 9523483
    Abstract: A substrate is formed in a rectangular shape, a plurality of light emitting elements are arranged on one end face of the substrate, and a translucent sealing material is adhered to the one end face to seal the light emitting elements. A light irradiation device is thin, which transfers heat generated at the light emitting elements to the substrate where the heat is dissipated. Even if the substrate is made thinner, the heat dissipation performance of the substrate can be maintained or enhanced when the dimension of the substrate is increased in the direction intersecting the one end face of the substrate.
    Type: Grant
    Filed: September 2, 2013
    Date of Patent: December 20, 2016
    Assignees: OG Corporation, T. Chatani & Co., Ltd.
    Inventors: Kouji Ono, Takeshi Sumi
  • Patent number: 9512977
    Abstract: A reduced contrast LED lighting system is disclosed. A plurality optical elements in a fixture is arranged to produce a light pattern with reduced visible contrast between the various areas where light can be perceived leaving the fixture. In some embodiments of the invention the LED light source is disposed at the reflector, and in some such embodiments a partially reflective lens plate is disposed opposite the LED light source. In some embodiments the LED light source is placed opposite the reflector. The lighting system can include a lens arrangement with a partially reflective lens plate connected to a heatsink, or two lens plates adjacent to the LED light source and the heatsink. The fixture can include a plurality of light pipes or slots to direct light into spaces between the lens plates and the heatsink.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: December 6, 2016
    Assignee: Cree, Inc.
    Inventors: Paul Kenneth Pickard, James Michael Lay
  • Patent number: 9500322
    Abstract: An outdoor lighting system utilizing light-emitting diodes (LEDs) and structures to dissipate heat generated by the LEDs. The system includes a tubular enclosure housing an internal LED lighting assembly including LEDs mounted to a finned support structure which extends between two ends of the tube. At the end of the tube is at least one heat dissipating structure which is retained on the tubular enclosure by the threaded fastener. A heat dissipating structure in the form of a finned heat sink having an integrated, formed-in-place gasket abutting the end of the tubular enclosure.
    Type: Grant
    Filed: February 10, 2011
    Date of Patent: November 22, 2016
    Assignee: Sternberg Lanterns, Inc.
    Inventors: Michael L. Watson, Steven R. Walczak
  • Patent number: 9494287
    Abstract: A sealed optical street luminaire having a luminaire housing fitted with a clear, flat lens and provided with an LED light source assembly mounted in the housing. The light source assembly has a heat dissipating LED support member secured to a heat conductive adapter for securement in the luminaire housing. A reflector is secured in the luminaire housing behind the lens which is sealingly positioned about the reflector. The LED support member supports LED modules at a predetermined angle and orientation relative to an inner reflective surface of the circumferential wall of the reflector. The heat dissipating LED support member and the heat conductive adapter dissipate heat through the luminaire housing.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 15, 2016
    Assignee: SQ TECHNOLOGIES INC.
    Inventors: Steeve Quirion, Robert Lachance, Michel Bernard, Chrisnel Blot
  • Patent number: 9482391
    Abstract: An omnidirectional LED bulb has a base, a light-transmitting shell, a heat-dissipating pillar and an LED module. The light-transmitting shell is mounted on the base and has a lateral surface and a top surface. The heat-dissipating pillar is mounted on the base and has multiple mounting surfaces facing toward the lateral surface and the top surface of the light-transmitting shell. The LED module is mounted on the mounting surfaces of the heat-dissipating pillar. The LED module emits light through the lateral surface and the top surface of the light-transmitting shell to form an omnidirectional illumination.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: November 1, 2016
    Inventor: Chin-Feng Su
  • Patent number: 9480123
    Abstract: The present invention relates to an LED retrofit lamp adapted for operation with an alternating current. The LED lamp comprises an LED unit, first and second switching devices (e.g., first and second relays), a startup voltage supply unit (1010) coupled in parallel to the first switching device, an ignition detection unit (1020) coupled in parallel to the second switching device, and a switch drive unit (1030) for setting the first and second switching devices to a conducting state. If one of the first and second switching devices is shorted either no startup supply voltage or no detection signal is provided, such that the failure is indicated externally to a user.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: October 25, 2016
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Bernhard Christiaan Van Dijk, Haimin Tao, Borong Su
  • Patent number: 9464766
    Abstract: A facade light having a housing for accommodating a lighting device, operating devices and terminals, including light-emitting diodes as the lighting device and lenses for distributing the light emitted by the light-emitting diodes, wherein at least two light-emitting diodes are combined to form LED clusters (1) and a lens (2) is assigned to each LED cluster. The light emitted by the light-emitting diodes of the LED cluster passes through the lens, which is configured in such a way that it generates an elliptical distribution of light. The housing is divided into at least two sections, the first section having space for operating devices and a second section, to the side, containing at least one LED cluster and each LED cluster being coupled to a device for dissipating the heat that arises during operation.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: October 11, 2016
    Assignee: ZUMTOBEL LIGHTING GMBH
    Inventors: Bernd Clauss, Daniel Eberle, Karl-Heinz Rüf, Peter Roos
  • Patent number: 9459001
    Abstract: The present invention relates to an illumination device where a number of light sources are arranged on a heat sink and adapted to emit light in substantially the same direction. The heat sink comprises a first cooling plate and a second cooling plate. A first part of the light sources are arranged on the first cooling plate and a second part of the light sources are arranged on the second cooling plate. The first and second cooling plates are separated by a distance and a flow channel is defined there between. The flow channel allows cooling fluid to flow between the first cooling plate and the second cooling plate whereby the light sources can be cooled by the cooling fluid. The heat sink comprises further a number of light passages allowing light to propagate from the second cooling plate, towards the first cooling plate and through the first cooling plate.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: October 4, 2016
    Assignee: MARTIN PROFESSIONAL A/S
    Inventors: Jens Søren Kjaer, Dennis Jørgensen