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Heat Sink patents



      
           
This page is updated frequently with new Heat Sink-related patent applications. Subscribe to the Heat Sink RSS feed to automatically get the update: related Heat RSS feeds. RSS updates for this page: Heat Sink RSS RSS


Liquid-cooled led lamp

Dustproof device for heat sink

Date/App# patent app List of recent Heat Sink-related patents
08/21/14
20140233252
 Vehicle lighting device patent thumbnailnew patent Vehicle lighting device
There is provided a lighting device which is to be mounted on a vehicle. The lighting device includes: a housing forming a lamp chamber, the housing including a wall having an opening therethrough; a light source which is disposed in the lamp chamber; a heat sink, wherein the light source is fixed to the heat sink; a fixation portion, wherein the heat sink is fixed to the housing via the fixation portion.
08/21/14
20140233246
 Pivoting thermal transfer joint patent thumbnailnew patent Pivoting thermal transfer joint
A recessed luminaire thermal management assembly (20) includes a recessed luminaire can (22) having an open lower end (26) and an upper end (24) with at least one sidewall (28) extending between the open lower end and the closed upper end, an intermediate heat sink (50) connected to the luminaire can, the intermediate sink being rotatable through a horizontal plane, a source heat sink (70) being movable through a vertical plane, the source heat sink transferring heat to the luminaire can through the intermediate sink.. .
08/21/14
20140233184
 Phase change material as a dynamic heat sink for trancutaneous energy transmission systems patent thumbnailnew patent Phase change material as a dynamic heat sink for trancutaneous energy transmission systems
A method and system for management of thermal energy produced during transcutaneous energy transmission to provide power to energize implanted medical devices. A phase changing material (pcm) acts as a heat sink to absorb thermal energy generated during the energy transfer process.
08/21/14
20140233174
 Heat sink for processor patent thumbnailnew patent Heat sink for processor
A heat sink for a processor includes: a main heat exchange zone that bears in contact with a processor; at least one peripheral heat exchange zone that bears in contact with a cooling source, and at least one heat pipe connecting the main heat exchange zone with the peripheral heat exchange zone, the heat pipe containing a cooling fluid.. .
08/21/14
20140233098
 Diagnostic apparatus patent thumbnailnew patent Diagnostic apparatus
An automated microscope apparatus comprises an outer housing having an external wall; optionally but preferably an internal wall in the housing configured to form a first compartment and a separate second compartment in the outer housing; a microscope assembly in the housing (preferably in the first compartment); a microprocessor in the housing (preferably in the second compartment), and (optionally but preferably) a heat sink mounted on the housing external wall, preferably adjacent the second compartment, with the microprocessor thermally coupled to said heat sink and operatively associated with the microscope assembly. Systems and methods employing the same are also described, along with component parts thereof..
08/21/14
20140232469
 Rf power amplifier and method of assembly for same patent thumbnailnew patent Rf power amplifier and method of assembly for same
In general, an rf power amplifier comprises a controller, a driver, a splitter, a final stage, and a combiner coupled together to function as the rf power amplifier. One or more of the above components are arranged on one or more motherboards, e.g., a printed circuit board (pcb).
08/21/14
20140232252
 Liquid-cooled led lamp patent thumbnailnew patent Liquid-cooled led lamp
An electrical device, preferably a light bulb having an electrical base, comprises a container having a sealed interior, an electrical component contained within the sealed interior; a liquid filling the sealed interior; and a pressure relief member. The pressure relief member has an interior tubular passage.
08/21/14
20140231989
 Semiconductor device and method of embedding bumps formed on semiconductor die into penetrable adhesive layer to reduce die shifting during encapsulation patent thumbnailnew patent Semiconductor device and method of embedding bumps formed on semiconductor die into penetrable adhesive layer to reduce die shifting during encapsulation
A semiconductor device has a semiconductor die with a plurality of bumps formed over a surface of the first semiconductor die. A penetrable adhesive layer is formed over a temporary carrier.
08/21/14
20140231837
 Led module patent thumbnailnew patent Led module
An led module has an electrically insulating main body, a base surface and a mounting surface located opposite the base surface. A number of electrical connection contacts are arranged at the mounting surface.
08/21/14
20140231491
 Method of manufacturing electronic component unit patent thumbnailnew patent Method of manufacturing electronic component unit
An electronic component unit manufacturing method includes: preparing a circuit board including a heat generating element mounted thereon and a bonding metal foil layer formed thereon, a heat transfer board including an insulative layer formed on one face thereof and a heat transfer metal foil layer formed on the insulative layer, and a heat sink; applying a cream solder to form a solder layer on the board bonding metal foil layer or the heat transfer metal foil layer; superimposing the bonding metal foil layer and the heat transfer metal foil layer with each other via the solder layer; re-melting the solder layer to solder the bonding metal foil layer and the heat transfer metal foil layer; and superimposing the other face of the heat transfer board with the heat sink to thereby assemble the circuit board with the heat sink via the heat transfer board.. .
08/21/14
20140231055
new patent Heat exchanger produced from laminar elements
The present invention provides a heat exchanging device, formable into a three dimensional configuration. The heat exchanger device may be of the heat sink type, a dual fluid type, or virtually any other as may be desired.
08/21/14
20140230382
new patent Dustproof device for heat sink
A dustproof device is disclosed. The first blade set includes a plurality of first blades.
08/21/14
20140230234
new patent Electrohydrodynamic airflow across a heat sink using a non-planar ion emitter array
A method of cooling a heat generating device includes positioning a base of an electronically conductive heat sink in thermal communication with a heat generating device, wherein the heat sink includes a plurality of fins extending in a longitudinal direction from a first end to a second end, and coupling the heat sink to ground. The method further includes emitting ions from a plurality of ion emitter elements disposed in a non-planar pattern along the first ends of the plurality of fins, wherein at least three ion emitter elements are equidistant from the first end of the nearest fin and are positioned in an arc having an axis that extends along the first end of the nearest fin..
08/14/14
20140227402
Food holding cabinet and method for holding hot food
A food holding cabinet for holding and keeping hot food safe and fresh at a desired temperature until ready to be served. Radiant heaters disposed in food compartment walls supply radiant heat to the interior of the food holding compartment.
08/14/14
20140226339
Led light fixture with integrated light shielding
An led light fixture including a housing, a heat sink secured with respect to the housing and an led illuminator secured with respect to the heat sink. The heat sink includes central and peripheral portions.
08/14/14
20140226332
Application-specific led module and associated led point source luminaires
Led downlight and other point source luminaires contain one or more application-specific led modules with integrated optical, mechanical, and heat dissipation systems; a fluted extruded metal housing acts as a heat sink as well as the luminaire housing containing the as-led module(s) or receiving a rotatable spherical housing that contains the as-led module, printed circuit board units, and wires; mounting brackets; and a remote led driver. The extruded aluminum housing (and heat sink) may be comprised of a single cylinder or multiple concentric cylinders.
08/14/14
20140226331
Light-fixture support assembly
An led light fixture including a housing, a heat sink secured with respect to the housing and an led illuminator secured with respect to the heat sink. The heat sink includes central and peripheral portions.
08/14/14
20140226324
Mixed light source
A mixed light source has a first semiconductor component, which is provided for generating a first radiation fraction, and a second semiconductor component, which is provided for generating radiation of a second radiation fraction different from the first radiation fraction. The first semiconductor component is mounted by a first mounting point on a first heat sink with a first thermal resistance r1.
08/14/14
20140226317
Barrier with integrated self cooling solid state light sources
An integrated barrier or partition (e.g. Suspended ceiling, wall, etc.) containing lightweight solid state light sources wherein the light emitting surface of the light sources are the primary heat dissipating surfaces of the light sources.
08/14/14
20140225235
Three-dimensional (3-d) integrated circuits (3dics) with graphene shield, and related components and methods
A three-dimensional (3-d) integrated circuit (3dic) with a graphene shield is disclosed. In certain embodiments, at least a graphene layer is positioned between two adjacent tiers of the 3dic.
08/14/14
20140225135
Optical device array substrate having a heat dissipating structure integrated with a substrate, and method for manufacturing same
The present invention relates to an optical device array substrate having a built-in heat dissipating structure, and to a method for manufacturing same, wherein the optical device array substrate itself is used as a heat sink and a coupling hole is formed at the bottom of the substrate to have a heat dissipating rod coupled thereto. The optical device array substrate having a built-in heat dissipating structure of the present invention consists essentially of: an optical device array substrate having a plurality of optical devices arranged on the top surface thereof and a plurality of coupling holes formed in the bottom surface thereof; and rod-shaped heat dissipating rods that have coupling projections formed on upper ends thereof, and are coupled to each of the coupling holes.
08/14/14
20140224467
Heat sink and method for manufacturing heat sink
This heat sink has bonded on one surface a member to be bonded, and has a cooling member in contact with the other surface. The heat sink is provided with a metal plate having a thermal expansion coefficient larger than that of the member to be bonded, and the metal plate is provided with a center portion where the member to be bonded is bonded, and a plurality of linear peripheral slits formed in a whirl-like radial manner such that the linear peripheral slits surround the center portion..
08/14/14
20140224466
Nano graphene platelet-reinforced composite heat sinks and process for producing same
An integrated heat sink article composed of a heat collection member and at least one heat dissipation member integral to the heat collection member, wherein the heat collection member is configured to be in thermal contact with a heat source, collects heat from the heat source, and dissipates heat through the at least one heat dissipation member, and further wherein the heat sink is formed of a nano graphene platelet-reinforced composite having nano graphene platelets or sheets (ngps) as a first reinforcement phase dispersed in a matrix material and the first reinforcement phase occupies a weight fraction of 1-90% based on the total composite weight. Preferably, these ngps, alone or in combination with a second reinforcement phase, are bonded by an adhesive and constitute a continuous 3-d network of electron- and phonon-conducting paths..
08/14/14
20140224449
Coolant circuit manifold for a tractor-trailer truck
A tractor-trailer truck engine coolant manifold comprises a first supply port for receiving coolant from an engine or radiator, and a first return port for returning coolant to the engine or radiator. The manifold also has a second supply port in fluid communication with the first supply port, and a second return port in fluid communication with the first return port.
08/14/14
20140223739
Apparatus for reforming a portion of a plastic container
A kit and method for converting a refurbishing machine into a reforming apparatus. The apparatus reforms a portion of a plastic container using induction heating.
08/07/14
20140220739
Semiconductor device manufacturing method
A semiconductor device includes: a semiconductor substrate; a heat sink mounted on an upper surface of the semiconductor substrate; wirings formed on a lower surface of the semiconductor substrate; and the like. The heat sink is mounted on the upper surface of the semiconductor substrate, and a planar size thereof is approximately the same as that of the semiconductor substrate.
08/07/14
20140219302
Thermal management in laser diode device
Embodiments are disclosed that relate to reducing inductive losses and controlling driver and laser diode temperatures in an optical assembly comprising a laser diode. For example, one disclosed embodiment provides an optical assembly comprising a printed circuit board, and a laser diode package and laser diode driver mounted to the printed circuit board.
08/07/14
20140218969
Illumination device with multi-layered heat sink
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 and a first part of the light sources are arrange on the first cooling plate and a second part of the light sources are arranged on the second cooling plate.
08/07/14
20140218942
Cooling structure for led lighting device and light emitting module having the same
Provided are a cooling structure for an led lighting device and a light emitting module having the same. The cooling structure for an led lighting device according to the present invention has a structure in which an led module is disposed in a tray-shaped heat sink coupled with a lower portion of a lighting box having an led module disposed therein to block the lower portion of the lighting box and perforated with a ventilation hole to make external air flow therein, thereby discharging heat generated from the led module through the heat sink.
08/07/14
20140218941
Led light fixture
An led light fixture including a housing and an led assembly secured with respect to the housing. The led assembly includes a heat sink and an led illuminator secured with respect to an led-supporting region of the heat sink with heat-dissipating surfaces extending therefrom.
08/07/14
20140218932
Heat sink module and omnidirectional led lamp holder assembly using same
An omnidirectional led lamp holder assembly includes a heat sink module including a heat sink base and radiation fins around the heat sink base, a lampshade and an electrical connector respectively mounted at opposing top and bottom sides of the heat sink module. The heat sink base is a one-piece extruded member defining a tubular heat-transfer base portion, a broad platform and a hollow protruding mount for holding led chips at different angles.
08/07/14
20140218931
Led lamp with omnidirectional light distribution
An led based lamp has an optically transmissive enclosure connected to a base. The base may include a heat sink.
08/07/14
20140218618
Display device
A display device includes a display device body, a display portion arranged on the front side, a light source, a light source substrate, a light guide plate having a light incident surface, and a heat sink arranged to be opposed to the light incident surface of the light guide plate between the light guide plate and the light source substrate, including a light source arrangement hole configured to arrange the light source and a spacer portion arranged to be opposed to the light incident surface of the light guide plate between the light guide plate and the light source substrate and keeping an interval between the light incident surface of the light guide plate and the light source at a prescribed interval.. .
08/07/14
20140217572
Heat sink package
The heat sink package includes a heat sink having a cavity on an upper surface thereof; a metal layer formed on the bottom surface of the cavity; a solder paste layer formed on the metal layer; a substrate on the solder paste layer; and a lead and a semiconductor chip mounted on the substrate.. .
08/07/14
20140217083
Oven cavity temperature lowering by forced air
A matchbox oven is disclosed. The matchbox oven includes a housing, a slider, a mover, a heat source and a blower.
08/07/14
20140216703
Heat sink
A heat sink includes a frame having a non-metallic body that includes a window. The non-metallic body includes at least one peripheral wall that defines a boundary of the window.
08/07/14
20140216696
Cooling device and a cooling assembly comprising the cooling device
A cooling device comprises a heat sink having fins and a piezofan having a piezoelectric element attached to a planar body. The planar body is capable of oscillating at a movable end in response to applying alternating electric current to the piezoelectric element, thereby generating an air flow toward an output of the cooling device.
08/07/14
20140216689
Vehicular thermal management system and method thereof
A thermal management system having a first heating device, such as a rechargeable energy storage system (ress), and a second heating device, such as an internal combustion engine (ice), for a vehicle is provided. The system may allow waste heat within an ice to be stored in a ress, and may cool the ress by depositing heat in the ice.
08/07/14
20140216517
Vertical thermoelectric structures
A thermoelectric device is disclosed which includes metal thermal terminals protruding from a top surface of an ic, connected to vertical thermally conductive conduits made of interconnect elements of the ic. Lateral thermoelectric elements are connected to the vertical conduits at one end and heatsinked to the ic substrate at the other end.
08/07/14
20140216267
Matchbox oven with heat sink temperature control
A matchbox oven is disclosed. The matchbox oven includes a housing, a slider, a mover and a heat source.
08/07/14
20140216058
Micro channel cooling device, micro channel cooling system, and electronic instrument
A microchannel cooling device includes a heat sink having a liquid refrigerant flow channel having a microscopic cross section and connected to a heat source thermally, and a thermoelectric element provided on the heat sink and extending parallel to a direction of extension of the liquid refrigerant flow channel.. .
07/31/14
20140211486
Heat exchanger for led light fixture
A heat exchange system for an led light fixture is provided. The heat exchange system includes an enclosure 4, a heat sink 9 positioned inside of and spaced apart from said enclosure 4, and a fan positioned inside of and spaced part from said enclosure 4.
07/31/14
20140211478
Lighting device
A lighting device including: a light emitting module; a heat sink which is disposed on the light emitting module; a heat sink fan which is disposed over the heat sink; an upper case which covers the heat sink fan and the heat sink; and a lower case which is coupled to the upper case and fixes the light emitting module. A first air inlet is disposed in the lower case.
07/31/14
20140211477
Led fixture with interchangeable components
A light includes a central tube having heat sink fins coupled to the tube, a light emitting diode package thermally coupled within the central tube and located a selected distance from a first end of the tube, an electronics module coupled to a second end of the tube and electrically connected through the tube to the light emitting diode package, an edison connector coupled to the electronics module, and a lens optically coupled to the light emitting diode package, wherein the lens extends through the tube from an end proximate the light emitting diode package to beyond the first end of the tube to disperse light in a selected pattern.. .
07/31/14
20140211470
Led lighting fixture
An led light fixture including a frame defining a forward open region and a rearward region with a rearmost portion adapted for securement to a support member. An led assembly is secured with respect to the frame and positioned within the open forward region with open spaces remaining therebetween.
07/31/14
20140210346
Light emitting diode lamp and system of the same
A light emitting diode lamp system, comprising: multiple lamps, a control module, multiple hubs and a receiver. Each of the multiple lamps includes a main body and a heat sink.
07/31/14
20140210333
Lighting device
A lighting device may be provided that comprises: a heat sink; a light source which is disposed on the heat sink; a cover which is coupled to the heat sink and includes a dome disposed on the light source and a body supporting the dome; and a reflective plate which is disposed in the body and has an opening through which a part of light from the light source passes.. .
07/31/14
20140210332
Led lighting assembly and an led retrofit lamp having the led lighting assembly
An led lighting assembly may include a printed circuit board with an led chip, and a heat sink thermally conducted with the printed circuit board, wherein the led lighting assembly further comprises a light guide body configured as a bulb, the light guide body having an end surface as a light incidence surface of light from the led chip, an outer surface as a light emergent surface and an inner surface, wherein the inner surface is structured so as to form a reflecting surface, reflecting at least part of light from the end surface to the outer surface.. .
07/31/14
20140209283
Heat dissipation apparatus for expansion base
A heat dissipation apparatus includes an expansion base, an air duct, a fan, a heat sink, and a portable device. A number of air inlet slots is defined in the expansion base.
07/24/14
20140204582
Illuminating apparatus
An illuminating apparatus includes a lamp member, a lighting member, a waterproof member, and cooling liquid. The lamp member has a closed chamber, in which the cooling liquid is filled.
07/24/14
20140204570
Explosion-proof led module
An explosion-proof led module has at least one light-emitting diode, a heat sink connected to this and an led cover that covers the led at least in the emission direction. The led cover extends into an insertion recess of the heat sink.
07/24/14
20140204533
Heat sink for cooling of power semiconductor modules
A heat sink for cooling at least one power semiconductor module, and that includes a basin for containing a cooling liquid. The basin has a contact rim for receiving the base plate and that includes a surface that is sloped inwards to the basin..
07/24/14
20140204345
Projector with heat sinks and single fan module
An image projector in a case, having a light engine, a circuit board, a heat sink assembly, and a fan assembly, has one or more heat sinks and heat pipes shaped to gather heat from all heat-generating components within the projector and a single air passage to receive the heated air combined from all components, allowing the employment of a single fan module in sucking cool air from the exterior and exhausting heated air through the single air passage.. .
07/24/14
20140203675
Rotating electric machine
The rotating electric machine is configured in such a way that a surface of the heat sink, on which the cooling fins of the heat sink are formed, faces the housing; and a plate, which blocks the surface of the housing facing the heat sink and forms a wind passage between the heat sink and the plate, intervenes between the cooling fins and the surface of the housing facing the heat sink; and outside air is aspirated from an inlet formed on the protective cover, and then, the outside air is passed through the wind passage formed between the heat sink and the plate so as to be passed through a window formed on the housing, and is exhausted, by the cooling fan of the rotor, from an outlet formed on the housing.. .
07/24/14
20140202676
Fixing assembly for heat sink
A fixing assembly includes a main body, a fixing member, and a limiting member secured to the main body. The limiting member angles with the main body to form a limited but resiliently deformable space for mounting of the fixing member, but then restores to hold the fixing member captive and avoid the displacement or loss of the fixing member at any time.
07/24/14
20140202671
Cooling system having a coolant-conducting heat sink for cooling a battery
A cooling system includes at least one coolant-conducting heat sink configured to cool a battery. The cooling system also includes further coolant-conducting components including at least one conduit configured to feed coolant to the at least one heat sink and at least one conduit configured to carry coolant away from the at least one heat sink.
07/24/14
20140202665
Integrated thin film evaporation thermal spreader and planar heat pipe heat sink
A heat dissipation device and method provides thermal spreading and cooling for a heat-producing body. A thin film evaporator in thermal communication with the heat-producing body removes heat from the heat-producing body using a working fluid.
07/24/14
20140202657
Method and apparatus for removing heat from electronic devices using synthetic jets
An apparatus for removing heat comprises a heat sink having a cavity, and a synthetic jet stack comprising at least one synthetic jet mounted within the cavity. At least one rod and at least one engaging structure to provide a rigid positioning of the at least one synthetic jet with respect to the at least one rod.
07/17/14
20140199881
Active cooling of electrical connectors
An electrical connector having an active cooling system is described herein. The electrical connector can include a conductor having an electrically conductive pin, and a conductor receiver slidably coupled to the conductor.
07/17/14
20140198522
Side-edge backlight module
The present invention provides a side-edge backlight module, which includes a backplane, a backlight source arranged inside the backplane, and a light guide plate arranged inside the backplane. The backplane and the backlight source receive an aluminum-extruded heat sink arranged therebetween.
07/17/14
20140198500
Replaceable single led lamp for runway sign
A replacement lamp for an airport runway sign. Light is produced by a linear array of white-light leds.
07/17/14
20140198499
Led lighting apparatus with flexible light modules
The present disclosure involves a street light. The street light includes a base, a lamp post coupled to the base, and a lamp head coupled to the lamp post.
07/17/14
20140198498
Runway sign having a replaceable single led lamp
A two-sided airfield runway sign with direct illumination by a single led lamp. Light is produced by a linear array of white-light leds.
07/17/14
20140198487
Led lamp with asymmetric cylindrical lens for poster display case
A replacement lamp for a cinema poster display case. Light is produced by a linear array of white-light leds.
07/17/14
20140198456
Set top box having snap-in heat sink and smart card reader with a hold down for retaining the heat sink
A hold down for an electronic device is provided that includes a bottom frame, a circuit board mounted above the bottom frame, a thermal pad mounted on the circuit board, and a heat sink associated with the thermal pad. The hold down includes a frame that defines a perimeter having a plurality of retainers that are configured to engage with a plurality of mating locations defined on at least a bottom frame to provide a biasing force that retains the heat sink against a circuit board that is positioned between the bottom frame and the hold down..
07/17/14
20140198304
Projector with fan and heat sinks
A projector includes a case, an optical engine, a heat sink, a circuit board, and a fan. The case includes two sidewalls, and each sidewall defines an air hole.
07/17/14
20140197702
Electric motor rotor thermal interface with axial heat sinks
A cooling system of an electric machine first and second heat sinks respectively mounted to axial ends of a rotor core, and a thermal interfacial material interposed between respective complementary surfaces of the heat sinks and the rotor core for substantially eliminating air gaps therebetween. A method of cooling includes placing thermal interfacial material onto a heat transfer interface between the rotor core and the heat sink, whereby the thermal interfacial material reduces contact resistance at the heat transfer interface.
07/17/14
20140197533
Semiconductor device and method for manufacturing the semiconductor device
A method for manufacturing a semiconductor device is provided, the method including: mounting a first element on a wiring substrate, placing a first heat sink on the first element with a metal material interposed between the first heat sink and the first element, attaching the first heat sink to the first element via the metal material by heating and melting the metal material, and mounting a second element on the wiring substrate after the steps of attaching the first heat sink to the first element.. .
07/17/14
20140197445
Semiconductor light-emitting device
A semiconductor light-emitting device including a favorable radiating structure can include a semiconductor light source sealed between a metallic cap having a light-emitting window and a metallic base attached on a heat sink plate. The semiconductor light-emitting device can also include a holder attaching the metallic base along the metallic cap between the holder and the heat sink plate to efficiently radiate heat generated from the light source, and a thermal interface material layer disposed between at least a top surface of the heat sink plate and an outer bottom surface of the holder so as to be able to enlarge each tolerance of parts composing the light-emitting device.
07/17/14
20140197259
Stationary disc, rotating disc and mill assembly for reducing machines
A reducing machine having an air cooled cutting discs is disclosed. The air cooled discs have cutting surfaces on both sides.
07/17/14
20140196879
Heat sink thermal press for phase change heat sink material
Methods of and apparatuses for electronic board assembly are provided. The apparatus can comprises one or more thermal heads controlled by a programmable logic controller.
07/17/14
20140196871
Semiconductor module cooler and semiconductor module
A semiconductor module cooler includes a fin which is a heat sink, which is thermally connected to a semiconductor element, and which has one or more notches in an edge at one or more arbitrary positions in a longitudinal direction and one or more convex ribs which are formed on a bottom of a water jacket having a cooling flow path and which fit into the one or more notches at one or more arbitrary positions. By doing so, the efficiency of transferring heat generated by the semiconductor element by a coolant is improved and cooling performance is improved..
07/17/14
20140196844
Magnetic heat sink device and heat removal method
A magnetic heat sink device and a heat removal method employs a heat sink device comprising a base assembly and a handle which extends in upright fashion from the base assembly. The base assembly has an array of fins.
07/17/14
20140196281
Method of retrofitting a runway sign with a single led lamp
A method of retrofitting an existing airfield runway sign with a single led lamp. Light is produced by a linear array of white-light leds.


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