68 results about "Heat spreader" patented technology

A countertop thermoelectric assembly includes a countertop forming a food preparation surface at an upper side thereof, at least one Peltier effect device located below the countertop, a thermal transfer plate located between the countertop and the thermoelectric device, a heat sink in thermal communication with the thermoelectric unit, and a controller to selectively operate the thermoelectric unit to cool and/or warm the food preparation surface formed by the countertop. A first temperature sensor located to provide signals representative of a temperature of the countertop. A second temperature sensor located to provide signals representative of a temperature of the heat sink. A condensation shield is located below the heat sink. A moisture sensor is located to provide signals representative of moisture at the condensation shield. At least one fan is located below the countertop to direct air over the heat sink and/or the condensation shield.

A vertical cavity surface emitting laser (VCSEL) device with improved power and beam characteristics. The VCSEL device contains one VCSEL or an array of VCSELs. Each VCSEL has a corresponding integrated microlens, and a heat sink is attached to the device side of the VCSEL device. The heat sink allows improved heat dissipation, and therefore provides improved power characteristics of the VCSEL device output laser beam. The microlens or microlens array allows easier and more compact focussing of the VCSEL device output laser beam. The VCSEL device can be used in a variety of optical systems, and its improved power and focusing characteristics provide a compact, low power, low cost laser system.

An ultra wideband active antenna platform can be deployed globally. A plug-and-play radio unit is removably attached to an outside of the active antenna. The PAPR can be removably plugged into a docking station to provide different technology or frequency bands specific for customers in different regions without the costly replacement of the whole antenna.

In addition, the heat-generating sources (power amplifiers) with heavy heatsink structures are separated from the main antenna body, so that the whole active antenna can be installed separately since the installation weight of the antenna would be reduced.

A heat sink assembly mount is provided. Generally the invention has a frame clip and a spring clip. The frame clip has one or more inwardly extending tabs and two or more vertically extending side portions. The one or more tabs are sized to fit over and removably couple to a heat producing device. The distance between the two or more vertically extending side portions is sized to hold a base portion of a heat sink and prevent horizontal motion of the heat sink. The spring clip couples to the frame clip and has a spring bias sized to produce a vertical force that presses the heat sink against a heat producing device.

A cooler block for an agricultural tractor comprising a cooler assembly mounted on a radiator and coupled to the radiator by upper and lower linkages. The cooler assembly can be moved between a first position in which the cooler assembly lies parallel to the radiator and a second position in which the cooler assembly is inclined relative to the radiator. The cooler assembly is pivotable about a pivot in the upper linkage that is itself movable relative to the radiator. The lower linkage allows the entire cooler assembly to rise and the pivot of the upper linkage to move away from the radiator as the cooler assembly is pivoted from the first to the second position. A detent is incorporated into one of the two linkages to retain the cooler assembly in the second position.

The present invention relates to a device and a method for the measurement of heat flow from at least one sample. The device 1 is adapted to receive a multi well vessel assembly (2) with samples in one or several vessels (21, 22, . . . 2n). The device (1) comprises an opening (11) for insertion of the vessel assembly (2) into the device (1), a measurement chamber (12) with a heat sink (13), a channel (14) extending from the opening (11) to the measurement chamber (12). The present invention specifically teaches that the opening (11) and channel (14) leads horizontally into the device (1), and that the height of the opening (11), channel (14) and measurement chamber (12) is only high enough to receive the vessel assembly (2).

The invention discloses an air conditioner heat radiator and a variable-frequency air conditioner, and relates to the technical field of air conditioners in order to solve the problems that in the prior art, a variable-frequency air conditioner heat radiator is poor in heat radiation effect, and ash is prone to accumulate on inner passages of fins after long-time use. The air conditioner heat radiator comprises a substrate. The front surface of the substrate comprises a plurality of installation areas used for installation of electronic elements. The back surface of the substrate is provided with a plurality of parallel and separate fins. Under the same work condition, the larger is the heat emitting amount of one electronic element, the thicker the part, corresponding to the installation area of the electronic element, of the substrate is. Under the same work condition, the larger is the heat emitting amount of one electronic element, the larger the distribution density of the fins corresponding to the installation area of the electronic element is. The air conditioner heat radiator is used for the air conditioner.

A liquid ejection apparatus includes a plurality of liquid ejection heads each comprising a channel member having a plurality of ejection openings, a plurality of channels communicated with the plurality of ejection openings, and a heat body, and a plurality of radiators each provided for each of the plurality of liquid ejection heads. The liquid ejection apparatus further includes a plurality of temperature sensors each provided for each of the plurality of liquid ejection heads and outputting a signal indicating a temperature of the channel member, a heat-resistance change device changing a heat resistance between one of the plurality of radiators and one of the plurality of liquid ejection heads corresponding to the one of the plurality of radiators, and a controller controlling the heat-resistance change device based on the signal outputted from at least one of the plurality of temperature sensors.

An apparatus and method for edge treating the cut edge of a glass sheet is provided which has an a heat source and a cooling system. The glass piece has an active area and a vacant edge portion. The heat source is positioned to direct heat to the vacant edge portion and raise the temperature of the vacant edge portion of the glass piece to between 350 C and 600 C. The cooling system maintains the temperature of the active area of the glass piece below 250 C. Additionally, the cooling system includes a heat sink assembly which is thermally coupled to the active area of the glass piece.

The invention discloses a reinforcing pipe sleeve and a clamping sleeve for an automobile radiator and an intercooler, and a use method. The radiator comprises an upper water chamber, a radiator upper aluminum main board, a radiator lower aluminum main board, a lower water chamber, reinforcing pipe sleeves (reinforcing clamping sleeves), radiating mesh belts and radiating pipes, the upper ends of the radiating pipes are connected with the radiator upper aluminum main board, the lower ends of the radiating pipes are connected with the radiator lower aluminum main board, the reinforcing pipe sleeves (reinforcing clamping sleeves) are welded at joints of the radiating pipes and the radiator upper aluminum main board, and the radiating mesh belts are arranged among the radiating pipes. Jolting force and shaking force are buffered, the service lives of the radiating pipes are prolonged, so that the service life of the radiator of each automobile is prolonged, the scrap ratio is reduced, the change rate of parts of the whole radiator is reduced, national expenses of the radiators of tens of millions of automobiles are saved, and national metal resources are saved.

The invention discloses an aero-engine high-pressure fuel and grease heat radiator. The heat radiator comprises a double-core-body fuel and grease heat radiator assembly (1), a fuel safety bypass valve (2) and an oil safety bypass valve (3). The high-temperature low-pressure oil flows along a shell pass of the double-core-body fuel and grease heat radiator assembly (1), and a low-temperature high-pressure fuel flows along a tube pass of the double-core-body fuel and grease heat radiator assembly (1). Heat of the oil is taken away by the fuel through heat exchange, so that the high-temperatureoil is cooled. The fuel safety bypass valve (2) and the oil safety bypass valve (3) are only started in the case that an engine fuel system becomes abnormal or an engine oil system becomes abnormal orflowing resistance of the fuel or flowing resistance of the oil of a heat radiator core body is increased during working in alpine region, the fluid does not flow through the heat radiator core body,so that the use safety of an engine is ensured. According to the heat radiator, the structure of the double-core-body fuel and grease heat radiator assembly is mainly designed, so that the effects that the heat exchange efficiency is highest, the structure is the most compact, and the weight is lightest within a certain space and certain size range are achieved, and the use requirements of a newly-developed-model engine can be met.

A recessed downlight fixture and method for installation is provided. The recessed downlight fixture can be installed in a retrofit application, after a ceiling is installed, through a pre-existing opening in that ceiling. Alternatively, a recessed downlight fixture according to a second embodiment can be installed before a ceiling is present. In either embodiment, the light source coupled to, for example, a heat sink, can be universally moved in three degrees of movement, rotationally, along a tilt axis, or further within the ceiling to increase or decrease the recess. All such universal adjustments can take place through and below the ceiling opening during or after installation.

The invention discloses a holding device of an LED lamp radiator. The holding device comprises multiple clamping devices. Each clamping device comprises a limiting plate, wherein a tension plate penetrates through the middle of the limiting plate and is arranged on the limiting plate in a limiting manner; a sliding column is arranged on the tension plate; a left clamping plate and a right clamping plate are arranged on the tension plate, penetrate through the sliding column, and can move within the sliding column; a left semicircular clamping plate is arranged on the left clamping plate; a right semicircular clamping plate is arranged on the right clamping plate; multiple left chucks are arranged in the left semicircular clamping plate; multiple right chucks are arranged in the right semicircular clamping plate; a pull ring is arranged above each limiting plate; cross bars are arranged in the pull rings on the multiple clamping devices in a penetrating manner; an air cylinder capable of lifting or descending each of the cross rods is arranged at one end of the corresponding cross bar. The clamping device can effectively take material for the radiator subjected to paint spraying, does not dirty operating hands, mechanically feed and discharge materials, is high in processing speed, and improves the working efficiency.

A method of packaging a die includes attaching the die to a substrate; underfilling the space between the die and the substrate with a first material, and placing a second material in contact with at least a portion of the die and the substrate after underfilling the space between the die and substrate with the first material. A system includes a semiconductor package having a substrate, a die attached to the substrate, an underfill material positioned between the die and the substrate, and a molding material in contact with at least a portion of the substrate and the die. A heat sink is also in thermal contact with the semiconductor package.

Disclosed is a method of fabricating a multi-layered PCB, in which the optical waveguide component is inserted into the PCB in such a way that a prepreg adhesive does not block an optical signal entrance of the optical waveguide. The method comprises pre-routing a portion of an adhesive meeting the optical waveguide to remove said portion, processing an adhesive weeping prevention layer so as to prevent the adhesive from blocking the optical signal entrance of the optical waveguide, arranging the optical waveguide, the adhesive, and the adhesive weeping prevention layer on a copper clad laminate, and combining the optical waveguide, a prepreg, and the adhesive weeping prevention layer with each other into a single structure. The adhesive weeping prevention layer is selected from the group consisting of a prepreg, a single-sided copper clad laminate, a thermally curable resin, a heat spreader, and an unclad.

An ultrathin loudspeaker-type radiator comprises a heat conduction chamber, a vibrating diaphragm, a voice coil and a magnetic apparatus, wherein the magnetic apparatus generates contrary magnetic loops at two side edges of the voice coil, and the magnetic loops are vertical to the side edges, the voice coil divides the heat conduction chamber into two air chambers, side walls of the two air chambers both have air vents, the voice coil and the vibrating diaphragm are fixed into one piece, a terminal of the voice coil extends out of the heat conduction chamber and is used for receiving input of alternating current, and the magnetic apparatus acts with the alternating current in the voice coil to generate an Ampere force to drive the voice coil and the vibrating diaphragm to vibrate in the heat conduction chamber so as to exhaust or intake air in the two air chambers from the correspondingly air holes. The invention adopts the magnetic apparatus which generates contrary magnetic loops, vertical to the two side edges of the voice coil, at the two side edges of the voice coil to adapt to a condition that current in two side edges are contrary, the intensity of a magnetic field of the magnetic apparatus in the horizontal direction is enhanced, stronger magnetic performances under the same power are achieved, the vibrating strength of the voice coil is improved, the heat radiation capacity of the radiator is improved, and the technical support is provided for an ultrathin structure.

The invention relates to a major loop structure which is used in a vacuum breaker and comprises a vacuum arc extinguishing chamber, a frame, a dynamic end outgoing line, a static end outgoing line, a dynamic end radiator, a static end radiator, a soft connection fixture block welding component, an upper insulator and a lower insulator. The upper insulator and the lower insulator are fixed and installed on the frame. The static end outgoing line and the dynamic end outgoing line are respectively fixed and installed on the upper insulator and the lower insulator. The vacuum arc extinguishing chamber is installed at the lower end of the static end outgoing line. A conductive fixture block of the soft connection fixture block welding component is connected with the vacuum arc extinguishing chamber. A soft connector of the soft connection fixture block welding component is connected with the dynamic end outgoing line. Equalizing rings are installed between the upper insulator and the static end outgoing line and between the lower insulator and the dynamic end outgoing line. The static end radiator is fixed and installed on the static end outgoing line. The dynamic end radiator is installed on the dynamic end outgoing line. The major loop structure is mainly used in the vacuum breaker with rated voltage between 3.6 and 40.5kV, rated current between 5,000 and 8,000A and rated short circuit breaking current between 63 and 80kA. The major loop structure can meet the 1.1 times of the temperature increase requirement of the rated current and process for more than ten thousand times of on-off operation.

The invention discloses an automobile LED bifocal lens headlamp. The headlamp comprises a radiator, a light source assembly, a beam splitter assembly and a lens assembly, wherein the light source assembly, the beam splitter assembly and the lens assembly are installed on the radiator, and a PCB is installed on the surface of the radiator; and the light source assembly comprises multiple LED low-beam light sources, multiple LED high-beam light sources, a low-beam condenser and a high-beam condenser, wherein the LED low-beam light sources and the LED high-beam light sources are installed on thesurface of the PCB, the low-beam condenser corresponds to the LED low-beam light sources, the high-beam condenser corresponds to the LED high-beam light sources, and the surface, close to the LED low-beam light sources, of the low-beam condenser is a first concave surface. According to the headlamp, since the low-beam condenser is provided with the first concave surface, light entering the headlamp through the LED low-beam light sources is totally reflected by the surface, passes through the position below a beam splitter and is emitted to a lens; and it is not needed to make lines on the outer side of the lens, therefore, the lens is invisible from appearance, and the original style of the headlamp is maintained.

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

The invention discloses a radiator of a large bus. The radiator is characterized in that the radiator comprises a radiating box body, a first water chamber component, a second water chamber component, a radiating pipe, a mounting clamping groove, an upper water port, an upper water pipe, a lower water port, a lower water pipe, a controller and a silt baffle plate, wherein the upper water port and the lower water port are formed in the two sides of the radiating box body; the first water chamber component and the second water chamber component are mounted in the radiating box body; and the first water chamber component comprises a first radiator part, a first water feeding part, a first water discharge part, a first wind protection window and a main fan. The fan is mounted at inner side, instead of the outer side, so that circulation of an air flow is improved; the baffle plate is additionally adopted, so that pollution to a heating panel by silt is avoided; with the additional design of the mounting clamping groove, the technical requirement on a worker is reduced, and the radiator is more convenient to dismount during maintenance and repair; and a temperature induction device and the controller control an auxiliary fan, so that an engine can enter a working state more quickly, and the waste of electric energy can be reduced.

The invention relates to the technical field of lamps, in particular to a light-emitting diode (LED) light emitting module and a manufacturing method thereof. The LED light emitting module comprises a radiator and LED chips; an installation area is arranged on the radiator in advance; a positive electrode patch and a negative electrode patch are arranged in the installation area; the LED chips are arranged in the installation area, and positive electrode pins of the LED chips are connected with the positive electrode patches; and negative electrode pins of the LED chips are connected with the negative electrode patches. The manufacturing method for the LED light emitting module comprises the following steps of: arranging the installation area on the radiator in advance; arranging the positive electrode patch and the negative electrode patch in the installation area; arranging the LED chips in the installation area; connecting the positive electrode pins of the LED chips and the positive electrode patches; and connecting the negative electrode pins of the LED chips and the negative electrode patches. By the provided LED light emitting module and the provided manufacturing method for the LED light emitting module, the radiation efficiency of the LED light emitting module can be improved.

The invention particularly relates to a semiconductor radiator and a processing method thereof. The processing method of the semiconductor radiator includes the steps of (1), raw material processing;(2), heat treatment; (3), preforming; (4), secondary heat treatment; and (5), rotary forging. The radiator processing method has the advantages of lower processing temperature, no need of mass cutting, materials saving and a larger radiating area of a radiating column of the processed radiator.

The invention provides a fin penetrating type heat sink of a generator set. The heat sink comprises a first water tank assembly, a second water tank assembly, a heat sink core, a heat dissipation pipe and a base; the first water tank assembly and the second water tank assembly form a square space, the heat sink core and the heat dissipation pipe are located in the square space, a core protection cover is arranged on one side of the first water tank assembly, an air guide cover assembly is arranged on one side of the second water tank assembly, the first water tank assembly and the second water tank assembly are located on the base, and two overflow pipes are arranged on the air guide cover assembly. Outer surfaces of fin penetrating type structure fins of the heat sink are flat, cooling air is not blocked during flowing, during work, foreign matter can be easily blown away by a cooling fan, the air flow guide effect can be improved through the circular-arc face of a cooling pipe, and the foreign matter cannot exist.