| METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTRE Patent applications |
| Patent application number | Title | Published |
|---|
| 20110159127 | EXTRACT OF TOONA SINENSIS FROM SUPERCRITICAL FLUID EXTRACTION FOR TREATING DIABETES AND METABOLIC DISEASES, THE PREPARATION METHOD AND THE USE THEREOF | 06-30-2011 |
| 20110155341 | MOLD SET FOR MANUFACTURING CASE AND THE METHOD THEREOF - A mold set for manufacturing a case is provided. The mold set comprises an upper mold having a fluid channel; a lower mold facing the upper mold; and a drawing mold disposed between the upper mold and the lower mold, wherein the mold set has a case forming space formed among the upper mold, the lower mold and the drawing mold, and the mold set has a sharp-edge forming space communicating with the case forming space, and formed between the drawing mold and the lower mold. | 06-30-2011 |
| 20110117695 | FABRICATION METHOD OF ORGANIC THIN-FILM TRANSISTORS - This invention discloses a fabrication method of organic thin-film transistors (OTFTs) using the micro-contact printing. The OTFT can be of the bottom-gate or top-gate configuration. The micro-contact printing operation of this fabrication method does not require clean-room environment and high processing temperature, and does not have the problem of 2D shrinkage of the printed patterns either. Furthermore, the pre-wetting technique employed in the micro-contact printing results in improved fidelity in the pattern transfer and solves the problems of pairing and cross-talking between neighboring patterns. | 05-19-2011 |
| 20110107805 | Method for Forming an U-shaped Metal Frame - A method for forming an U-shaped metal frame includes a preparing means: bend forming a straight tube in a continuous curve shape to be a billet including a spaced section and a first and a second side segments twisted toward opposite directions individually; a forming means: placing the billet into a cavity of a forming mold, closing two ends of the billet, and feeding a high-pressure fluid into the billet; a cutting means: cutting the billet into the first and the second pipes, the first pipe including a first connecting portion formed in a first cut position thereof, the second pipe including a second connecting portion formed in a second cut position thereof; a connecting means: twisting the first side segment and the second side segment toward the same direction, and connecting the first connecting portion and the second connecting portion together to obtain the U-shaped metal frame. | 05-12-2011 |
| 20110095711 | SINGLE-STAGE ZERO-CURRENT SWITCHING DRIVING CIRCUIT FOR ULTRASONIC MOTOR - The present invention relates to a single-stage zero-current switching driving circuit for ultrasonic motor, which comprises: a buck-boost converter and a zero-current switching resonant inverter. The driving circuit according to the present invention integrates the buck-boost converter and the resonant inverter into a single-stage structure, so that the buck-boost converter and the resonant inverter share an active switch and a trigger signal, and therefore, the circuit is simplified and the loss caused by stage switching is reduced. Moreover, the buck-boost converter operates in a discontinuous-conduction mode (DCM), which allows the circuit to have high power factor, and enables the active switch to be capable of zero-current switching (ZCS), so that the loss caused by switching is largely reduced. In the driving circuit according to the present invention, there's no interaction of power between the buck-boost converter and the resonant inverter, so that the two circuits can be analyzed individually. Therefore, the driving circuit according to the present invention having simplified circuit, low loss caused by switching, and low manufacturing cost, can be a competitive product after being commercialized. | 04-28-2011 |
| 20100323836 | CONCENTRICALLY ALIGNED PLANETARY GEAR ASSEMBLY AND POWER TRANSMISSION DEVICE - A concentrically aligned planetary gear assembly and a power transmission device are provided. The planetary gear assembly includes a ring gear, having a bottom cover and a top cover; a graded transmission module; a power input module, having a power shaft and a power input gear; and a power output module, having a planet wheel set and an output shaft. The graded transmission module includes a planetary arm and plural planetary gears. The planetary arm has a transmission tray and a coaxial sun gear, in which the transmission tray has plural planetary pivoting structures, and an outer diameter of the transmission tray is coaxial with an addendum circle of the internal gear, so as to be slidingly fitted to each other. The plurality of planetary gears is engaged with the internal gear, pivoted on the planetary pivoting structures, and freely rotates with respect to the planetary pivoting structures. | 12-23-2010 |
| 20100272988 | Hydrophilic-hydrophobic transformable composite film and the method of fabricating the same - A hydrophilic-hydrophobic transformable composite film is disclosed, which has an iron-containing substrate; a silicon-containing layer formed on the iron-containing substrate; and a titanium oxide layer formed on the silicon-containing layer. The hydrophilic-hydrophobic transformable composite film uses UV-light to switch its hydrophilic and hydrophobic property. Also, a method of fabricating the above composite film is disclosed. According to the present invention, an anatase oxide layer can be obtained from the sol-gel techniques, in which the particle size of the titanium dioxide is controlled and a modified surface coating with evident photo-catalyticity is achieved. | 10-28-2010 |
| 20100143164 | FAN MOTOR STRUCTURE - A fan motor structure is provided. A fan is disposed within an accommodating hole at a center of a body. A permanent magnet and a printed circuit board (PCB) provided with plural coils are respectively disposed between an upper ring and a base of the body. An axial air gap is formed between the coils and the permanent magnet. A bearing is disposed between the upper ring and the base. The fan blades of the fan extend from the periphery of the accommodating hole toward the center of the fan. An axle center of the fan overlaps with that of the body. The coils after being supplied with a current create a flux linkage with the permanent magnet. Due to the flux linkage and the axial air gap between the coils and the permanent magnet, the upper ring is forced to rotate, thus driving the fan to rotate. | 06-10-2010 |
| 20100123372 | MOTOR INTEGRATED TO ELECTRONIC DEVICE - An integrated motor, integrated to a structural part and an electronic substrate of an electronic device, includes a base formed on the structural part of the electronic device, a rotor having a load, and a stator having a plurality of winding coils and a driving circuit respectively shaped on the electronic substrate of the electronic device, for driving the rotor to rotate in a specific direction. | 05-20-2010 |
| 20100118909 | MINIATURE HIGH-POWER LASER DIODE DEVICE - The present invention provides a miniature high-power laser diode device, which includes a base, a laser chip, an optical fiber guider, and an optical fiber. The base has a groove and a disposing area, and the groove connects to the disposing area. The laser chip is disposed on the disposing area, and the optical fiber guider is disposed at the groove. The optical fiber is disposed in and through the optical fiber guider. The optical fiber has a first end connected to the laser chip. As a result of the cooperation between the optical fiber guider and the groove, the orientation of the optical fiber is simple and precise. The conventional thermal deformation and residual welding stress can be reduced, and the soldering flux applied in a conventional soldering and packaging process of the optical fiber can be omitted, so that the coupling efficiency, the yield, the stability of high power laser output, and the lifetime of the laser diode device of the present invention can be improved. | 05-13-2010 |
| 20100118902 | UNITIZED COOLING MODULE FOR LASER DIODE ARRAY - The unitized cooling module for a laser diode array of the invention has at least one cooling unit. The cooling unit has an inlet main channel, an outlet main channel, an inlet subchannel, an outlet subchannel and a chamber. The inlet subchannel connects the inlet main channel and the chamber, and the outlet subchannel connects the outlet main channel and the chamber. A heatsink element carrying a laser diode seals the chamber. With a cooling source flowing through the interior of the cooling unit, the heat produced by the laser diode is removed. Thus, the unitized cooling module of the invention is easily assembled, repaired and expanded, and has the effect of pressing fit. Furthermore, the unitized cooling module of the invention can be arranged and designed according to the heat produced by the laser diode to remove the heat from the laser diode, so that the performance of the unitized cooling module is ensured. | 05-13-2010 |
| 20100109477 | PRESTRESS-ADJUSTABLE PIEZOELECTRIC GRIPPING DEVICE - A prestress-adjustable piezoelectric gripping device is provided, in which a prestressing device adjusts a prestressing force applied to a piezoelectric element of a piezoelectric unit on the basis of a feedback signal from a force-sensing unit, so as to adjust the friction between the piezoelectric unit and a gripping unit. By utilizing the deformation of the piezoelectric element to drive the gripping unit many times, the gripping velocity and gripping force of the gripping unit can be controlled, and the prestress-adjustable piezoelectric gripping device of the invention can achieve a long driving displacement while maintaining high precision. | 05-06-2010 |
| 20100102682 | MOTOR MODULE - A motor module includes a bearing housing having a loading base, an electric unit, a bearing, and a magnetic rotor unit disposed on the bearing. In addition, a protruding portion is extending from the loading base, and the electric unit includes a printed circuit board (PCB) and sensing elements, wherein the PCB is utilized for disposing the loading base thereon. Moreover, signal circuits and motor windings are formed on the PCB around the loading base, the sensing elements are disposed around the motor windings, and the bearing is disposed at the protruding portion. Besides, the magnetic rotor unit is disposed on the motor windings, keeping a gap with the PCB; therefore, when electric current passes the motor windings, the magnetic rotor unit and the motor windings generate a flux linkage induction, so as to drive the magnetic rotor unit to rotate relative to the PCB. | 04-29-2010 |
| 20090140600 | WINDING MODULE OF PERMANENT MAGNET ELECTRIC MACHINERY - A winding module of permanent magnet electric machinery is described, in which coils of an electric machinery winding and a sensing device are integrally arranged. The winding module includes a base, a plurality of electric machinery windings formed on the base, and a plurality of sensing devices formed at intervals on the base. The coils of the electric machinery winding and the sensing device are integrally formed on the base by using a technique for forming a printed circuit board, thereby improving the process yield rate and quality controllability, effectively reducing the volume of the electric machinery, thinning the structure, saving time and cost required for installing a position sensor, simplifying the process for fabricating the electric machinery, and preventing the position sensor from being affected by environment and temperature, so as to have a highly robust effect. | 06-04-2009 |
| 20090114290 | CO2 SUPPLY SYSTEM - The present invention relates to a CO | 05-07-2009 |
| 20090072651 | SLOTLESS WINDING FOR ROTATING ELECTRIC MACHINE AND MANUFACTURING METHOD THEREOF - The present invention relates to a slotless winding for a rotating electric machine and a manufacturing method thereof. The slotless winding includes at least one flexible printed circuit board having at least one circuit, and one piece of flexible printed circuit board(s) is curved or a plurality of pieces of flexible printed circuit board(s) is mutually combined to form a barrel shape, thereby simplifying the procedure of manufacturing the slotless winding, improving production speed and reliability, and enabling diversified designing schemes to meet the demands of the rotating electric machine. In addition, it is not necessary for the coil winding to be cured for assembling, and assembling yield is thus enhanced. | 03-19-2009 |
| 20080316685 | ELECTRONIC CASING AND METHOD OF MANUFACTURING THE SAME - An electronic casing and a method of manufacturing the same are provided. The method includes the following steps. Step (a): a metal laminate and a die of a predetermined shape are provided. The metal laminate comprises a metal top layer and a metal bottom layer that are bonded by interface atom diffusion. Step (b): the metal laminate is processed to form a casing blank by using the die, and the casing blank has at least one turning portion. Step (c): a profiler of a predetermined shape and an electromagnetic forming device are provided. Step (d): the casing blank is attached to the profiler, and the electromagnetic forming device is disposed at a position corresponding to the turning portion. Step (e): the electromagnetic forming device is activated, so that the casing blank has a shape corresponding to the predetermined shape of the profiler. | 12-25-2008 |
| 20080263853 | 3C FRAME MANUFACTURING METHOD - A 3C frame manufacturing method including materials feeding, punching, coating, lapping, and curing processes provides a top quality technical production features of the present invention while avoiding problems of paint peeling or corrosion found with the conventional welding process; and allowing automated production, optimal use of human resources, significantly reduction of manual and labor costs, and shortening of production flow. | 10-30-2008 |
