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53results about How to "Produce heat" patented technology

Assembling structure for LED road lamp and heat dissipating module

In an assembling structure for LED road lamp and heat dissipating module, the LED road lamp includes a partition board, an upper casing, a light transmitting lens and an LED lamp set. The upper casing and the light transmitting lens are set separately on upper and lower sides of the partition board. Each LED lamp set is contained in a space enclosed by the partition board and the light transmitting lens. The partition board has a plurality of through holes, and the LED lamp set includes a frame body and an LED module. The heat dissipating module includes a heat dissipating body, a heat pipe and an isothermal board. The heat dissipating body is set in a space enclosed by the partition board and the upper casing, and the heat pipe has a heat discharging end passing through and connecting the partition board and the heat dissipating body and a heat receiving end forming the bottom of the partition board. The isothermal board is fixed onto a frame body of the LED lamp and has two planes separately attached onto the heat receiving end and the LED module, so as to significantly enhance the overall heat conducting and dissipating performance, drive an LED to emit light at a lower temperature, and extend the life expectancy of the LED.
Owner:PYROSWIFT HOLDING CO LIMITED

Oral Care System and Method

InactiveUS20140242551A1Explosive potentialSevere irritationCosmetic preparationsImpression capsCleaning teethOral cavity
An oral care system and method for the treatment of certain oral pathological conditions that require the cleaning and cleansing of the underlying scaffolding of the tooth. The oral care system and method generally includes applying chlorine dioxide liquid or gel to a diseased portion of the tooth and activating it so as to clean the aforementioned. A tool is utilized to activate the chlorine dioxide liquid thereby releasing its cleaning action. Another process utilizes repetitive steps of water and chlorine dioxide activated with a tool to cleanse the inner regions of an affected tooth.
Owner:DOWNS RICHARD D

Compact optical engine for very small personal projectors using LED illumination

According to various illustrative embodiments of the present invention, a device for a light projection system includes a single light emitting diode array comprising at least one green die, at least one blue die, and at least one red die, a single light collection, integration, and etendue-matching optic element comprising a tapered light pipe capable of collecting substantially all light emitted by the single light emitting diode array and spatially integrating the substantially all the light emitted by the single light emitting diode array, and a telecentric relay using at least one of spherical and aspherical refractive and reflective components. The device also includes an illumination wedge prism, a digital micromirror device capable of modulating the substantially all the light emitted by the single light emitting diode array, and a projection total internal reflection prism, the projection total internal reflection prism disposed between the illumination wedge prism and the digital micromirror device. The device also includes a projection lens, wherein the telecentric relay provides the substantially all the light emitted by the single light emitting diode array through the illumination wedge prism and through the projection total internal reflection prism to the digital micromirror device that reflects the substantially all the light emitted by the single light emitting diode array back through the projection total internal reflection prism that totally internally reflects the substantially all the light emitted by the single light emitting diode array through the projection lens.
Owner:TEXAS INSTR INC

Automatic transmission electronic control device

An ECU has an enclosure which is contained in the casing of an automatic transmission, which is formed of a material having low heat conductivity, and which provides liquid-tight containment of a substrate. A heat sink is attached to the substrate so as to dissipate heat from an electronic circuit on the substrate. The heat sink is attached in contact with an inner wall surface of the enclosure, so that heat produced by the electronic circuit is dissipated via the heat sink and the enclosure.
Owner:AISIN AW CO LTD

Laser with gain medium configured to provide an integrated optical pump cavity

An optically-pumped laser having a gain medium configured to provide a low loss, three-dimensional integrated optical pump cavity that substantially confines optical pump radiation within the lasing volume, which is particularly useful for efficiently pumping solid state gain media that has low pump dopant concentration. The integrated pump cavity includes a plurality of boundaries contiguous with the gain medium. An optical pump source such as a laser diode array supplies optical pump radiation that is input into the gain medium through one or more pump cavity windows with a propagation direction transverse to a laser axis defined through the gain medium. In some embodiments, an optical surface is situated opposite the window to approximately recollimate the input pump radiation. The optical pump cavity may be designed to concentrate the optical pump radiation and approximately uniformly pump the entire volume of the lasing medium. In one such embodiment, the pump cavity includes opposing converging surfaces that concentrate the optical pump radiation as it projects along the laser axis. Embodiments are disclosed in which a solid state gain medium has coatings that operate to suppress amplified spontaneous emission ("ASE"). Some embodiments also include heat sinks that directly contact the transverse boundaries and control the temperature distribution within the gain medium in a predetermined manner.
Owner:RAYTHEON CO

Solid state lighting system and a driver integrated circuit for driving light emitting semiconductor devices

The present invention relates to a solid state lighting system comprising at least one light emitting semiconductor device (LEDstr), at least one driving means (LEDdr) for driving a predetermined current through the at least one light emitting semiconductor device (LEDstr). The lighting system furthermore comprises a first voltage supplying unit (PS1) coupled to provide a first supply voltage (Vbus1) to a first side of the at least one light emitting semiconductor device, and a second voltage supplying unit (PS2) coupled to provide a second supply voltage (Vbus2) for the at least one light emitting semiconductor device. The first and the second supply voltages (Vbus1, Vbus2) are selected to optimize the voltage drop across the at least one light emitting semiconductor device (LEDstr).
Owner:NXP BV

Compact optical engine for very small personal projectors using LED illumination

According to various illustrative embodiments of the present invention, a device for a light projection system includes a single light emitting diode array comprising at least one green die, at least one blue die, and at least one red die, a single light collection, integration, and etendue-matching optic element comprising a tapered light pipe capable of collecting substantially all light emitted by the single light emitting diode array and spatially integrating the substantially all the light emitted by the single light emitting diode array, and a telecentric relay using at least one of spherical and aspherical refractive and reflective components. The device also includes an illumination wedge prism, a digital micromirror device capable of modulating the substantially all the light emitted by the single light emitting diode array, and a projection total internal reflection prism, the projection total internal reflection prism disposed between the illumination wedge prism and the digital micromirror device. The device also includes a projection lens, wherein the telecentric relay provides the substantially all the light emitted by the single light emitting diode array through the illumination wedge prism and through the projection total internal reflection prism to the digital micromirror device that reflects the substantially all the light emitted by the single light emitting diode array back through the projection total internal reflection prism that totally internally reflects the substantially all the light emitted by the single light emitting diode array through the projection lens.
Owner:TEXAS INSTR INC

Heat dissipating apparatus of computer

A heat dissipating apparatus applied in a tower computer includes a housing, and the housing includes a motherboard, a storage device and a fixing frame. Electronic components and interface cards are installed on the motherboard and storage devices are installed on the motherboard. The fixing frame has a fan at a position opposite to the motherboard and the storage device, so that the airflow direction of the fan is parallel to the interface cards. The housing further includes an external port on a corresponding surface away from the standing position of the housing, and a hood covered onto the corresponding opposite surface, such that the fan blows air in a single direction directly at the heat generating components. The outside cold air is sucked directly into the crevice at the bottom of the housing by a positive wind pressure difference to reduce dusts from entering the house through other crevices.
Owner:SILVER STONE TECH CP

Compound type heat exchanger

A compound type heat exchanger has an oil cooler unit and a condenser unit integrated with each other. Both of the units have a plurality of heat exchanging pipes and fins juxtaposed and alternately stacked into a lamination, in common. At both ends of the lamination in the longitudinal direction of the pipes, they are connected with header pipes. At a boundary between the units, the heat exchanger includes partition walls arranged in the header pipes and a pseudo heat exchanging passage member interposed in the lamination. Further, at least either one of two fins adjoining the pseudo heat exchanging passage member on the side of the oil cooler unit and also on the side of the condenser unit is joined to the pseudo heat exchanging passage member, while the other fins are joined to the pipes.
Owner:CALSONIC KANSEI CORP
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