Patent application number | Description | Published |
20120269652 | CONTROL METHOD OF FAN ROTATION SPEED - A control method of a fan rotation speed, which controls the operation of a fan set including fans connected in series, is disclosed. The control method includes the steps of acquiring a control factor; judging whether the control factor is less than a first threshold value; executing a first control procedure when the control factor is less than the first threshold value; judging whether the control factor is greater than a second threshold value when the control factor is greater than the first threshold; executing a second control procedure when the control factor is greater than the second threshold value; and executing a third control procedure when the control factor is less than the second threshold value. | 10-25-2012 |
20130263894 | FAN CONTROL METHOD - A fan control method includes the steps of: acquiring a control factor; determining whether the control factor is located in a first range or a second range; executing a first dust removing mode if the control factor is located in the first range; executing a second dust removing mode if the control factor is located in the second range; and executing a normal mode if the control factor is not located in the first range and the second range. | 10-10-2013 |
20130280029 | AXIAL FAN AND CONTROL METHOD THEREOF - An axial fan includes a fan frame, an impeller and a motor. The fan frame has a frame body, a base and plural connecting members. The base is disposed at the center of a side of the frame body. The connecting members connect the frame body to the base. The impeller is accommodated in the frame body and disposed on the base. The impeller has a rotating shaft, a hub and plural blades disposed around the hub. The motor is disposed on the base and connects with the rotating shaft to drive the impeller to rotate. When the impeller rotates forwardly, the airflow is induced to flow through the connecting members, blades, and one side of the frame body away from the base. When the impeller rotates reversely, the airflow is induced to flow through the side of the frame body, blades and connecting members. | 10-24-2013 |
20150152876 | Anti-Air-Return System and Method of Fan - An anti-air-return fan system includes a motor, a driving control circuit, and a rotation judgment circuit. The driving control circuit is electrically connected to the motor. The driving control circuit has a driving signal for driving the motor to rotate according to the driving signal. The rotation judgment circuit outputs a judgment signal to the driving control circuit when detecting that the motor reversely rotate. The driving control circuit executes a braking according to the judgment signal. The driving control circuit drives the motor to operate when the rotation judgment circuit detects that the motor doesn't rotate reversely. | 06-04-2015 |
Patent application number | Description | Published |
20080217787 | MICRO-ELECTROMECHANICAL DEVICE AND MANUFACTURING METHOD THEREOF - A micro-electromechanical device includes a substrate, a first patterned conductive layer, a second patterned conductive layer and a first patterned blocking layer. The first patterned conductive layer is disposed on the substrate. The second patterned conductive layer is disposed on the first patterned conductive layer. The first patterned blocking layer is connected with the first patterned conductive layer and the second patterned conductive layer. In addition, a method of manufacturing the micro-electromechanical device is also disclosed. | 09-11-2008 |
20120056223 | LED PACKAGE STRUCTURE AND PACKAGING METHOD THEREOF - A LED package structure includes a supporting substrate, a first electrically-conductive structure, a LED chip, an insulating layer and a second electrically-conductive structure. The supporting substrate includes a top surface, a bottom surface and a first channel. The first electrically-conductive structure is filled in the first channel and partially formed on the top and bottom surfaces of the supporting substrate. The LED chip is disposed over the supporting substrate. The insulating layer is formed over the supporting substrate and on bilateral sides of the LED chip. The insulating layer has a second channel corresponding to the first electrically-conductive structure. The second electrically-conductive structure is filled in the second channel and partially formed on the insulating layer, and connected with an electrode of the LED chip. The LED chip and the top and bottom surfaces of the supporting substrate are connected with each other through the first and second electrically-conductive structures. | 03-08-2012 |
20120248936 | PASSIVE ALTERNATING CURRENT SENSOR - A passive alternating current sensor for sensing a current-carrying conductor is disclosed. The passive alternating current sensor includes a substrate, a magnetic body, at least one coil and a first measuring circuit. The substrate has a flexible structure layer. The magnetic body is disposed correspondingly to the current-carrying conductor and located at one side of the substrate. The coil is disposed on the substrate and correspondingly winds around the magnetic body. The first measuring circuit is connected with the coil. When the magnetic body is subjected to the magnetic field generated by the current-carrying conductor and enabled a relative motion with the coil, the coil produces an induced electromotive force. The first measuring circuit measures the induced electromotive force and accordingly outputs a first induction signal. | 10-04-2012 |
Patent application number | Description | Published |
20100003844 | ELECTRICAL CONNECTOR HAVING LATCHING MECHANISM - An electrical connector includes a plurality of pins, an isolation body and a latching mechanism. The isolation body includes a receiving part. The receiving part is arranged at a front edge of the isolation body and has a first engaging element. The latching mechanism has a second engaging element engaged with the first engaging element, so that the latching mechanism is fixed onto the isolation body. | 01-07-2010 |
20100271785 | HEAT-DISSIPATING AND FIXING MECHANISM OF ELECTRONIC COMPONENT AND PROCESS FOR ASSEMBLING SAME - A heat-dissipating and fixing mechanism of an electronic component includes a heat-dissipating element, a circuit board and a thermally-conductive adhesive interface. The circuit board has multiple insertion holes. The pins of the electronic component are inserted into corresponding insertion holes of the circuit board. The thermally-conductive adhesive interface has a first surface bonded with the heat-dissipating element and a second surface bonded with the electronic component. As a consequence, the electronic component is fixed on the heat-dissipating element through the thermally-conductive adhesive interface, and the heat generated by the electronic component is transmitted to the heat-dissipating element through the thermally-conductive adhesive interface. | 10-28-2010 |
20130084178 | FAN ASSEMBLY STRUCTURE - A fan assembly structure is provided. The fan assembly structure comprises a fan, an air-flow guiding structure and a fixing component. The air-flow guiding structure has a plurality of air-flow guiding holes, a leaning portion and a plurality of first locking portions distributed on the leaning portion. The fixing component has a plurality of second locking portions. The fan is pivotally connected with the fixing component. The second locking portion is adapted to rotate by an angle with respect to the leaning portion to lock with the corresponding first locking portion. Thereby, the fan is disposed on the air-flow guiding structure by only the fixing component. | 04-04-2013 |
Patent application number | Description | Published |
20120094533 | COAXIAL CABLE END CONNECTOR - The present invention relates to a coaxial cable end connector, which includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing includes a hollow hole, a terminal cavity, and an insulating plate. The signal terminal is disposed in the terminal cavity. The signal terminal includes a flat portion, wherein the flat portion of the signal terminal is electrically connected with an end of an internal conductive wire of the coaxial cable. A through hole is formed on a central region of the flat portion of the signal terminal, and two limiting pillars is disposed around an edge of the through hole of the signal terminal for positioning the internal conductive wire of the coaxial cable. The shielding housing includes a circular portion and a cover, wherein the circular portion of the shielding housing surrounds the insulating housing. | 04-19-2012 |
20140206229 | Coaxial Cable End Connector - A connector connected with an end of a coaxial cable having a small diameter is provided. The connector includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing has a hollow hole, a terminal cavity, and an insulating plate. The hollow hole of the insulating housing penetrates through two surfaces of the insulating housing, and communicates with the terminal cavity of the insulating housing. The signal terminal is assembled the terminal cavity. The signal terminal has a flat portion electrically connected to the internal conductive wires of the coaxial cable. The shielding housing has a circular portion and a cover. The circular portion surrounds the outer surface of the insulating housing, and the cover of the shielding housing presses the insulating plate of the insulating housing to enable the internal conductive wires of the coaxial cable to contact the signal terminal. | 07-24-2014 |
Patent application number | Description | Published |
20080219845 | FAN - A fan includes an impeller, a motor, a plurality of first engaging members and a plurality of second engaging members. The impeller includes a hub and a plurality of blades disposed around the hub. The motor includes a rotor housing coupled with the hub, and the motor is for driving the impeller to rotate. The first engaging members are disposed on an inner side of the top surface of the hub, and the second engaging members are disposed on the top surface of the housing. When the impeller and the rotor housing are assembled, the second engaging members are disposed corresponding to the first engaging members, so that parts of the first engaging members are engaged into and assembled with the second engaging members. | 09-11-2008 |
20150064009 | ROTOR STRUTURE OF FAN AND MANUFACTURING METHOD THEREOF - A rotor structure of a fan includes a bushing, a hub, a shaft and a plurality of blades. The hub has a top portion and a sidewall, and the top portion of the hub covers the bushing. The hub and the bushing are made by the same material. One end of the shaft is connected to the bushing, and the shaft is disposed inside the top portion. The blades are disposed on the outer side of the sidewall of the hub. A manufacturing method of the rotor structure is also disclosed. | 03-05-2015 |
20150377245 | BUSHING STRUCTURE AND FAN - A bushing structure cooperating with a shaft is disclosed. The bushing structure includes a cylindrical body and an extension portion. The cylindrical body has a shaft hole and the shaft is disposed in the shaft hole. The extension portion is disposed at one end of the cylindrical body and surrounds the cylindrical body. The cylindrical body and the extension portion are made of an iron-contained material. | 12-31-2015 |
Patent application number | Description | Published |
20120013219 | POWER GENERATION DEVICE - A power generation device is disclosed, which includes a plurality of thermomagnetic generator and a flow controller. The thermomagnetic generators can acquire first fluids respectively. The flow controller can control flow rates of the second fluids flowing into the thermomagnetic generators respectively, wherein a fluid temperature of the first fluid is different from a fluid temperature of the second fluid. | 01-19-2012 |
20130017386 | MAGNETOCALORIC MATERIAL STRUCTURE - A magnetocaloric material structure is disclosed. The magnetocaloric material structure includes a magnetocaloric material body and a plurality of channels. The channels are located in the magnetocaloric material body. The cross-section of the channels has a center disposed according to the following formula: L | 01-17-2013 |
20130055726 | MAGNETIC THERMAL MODULE AND MAGNETIC THERMAL DEVICE - A magnetic thermal module, subjected to a magnetic field, includes at least one magnetic thermal material and a container. The magnetic thermal material is used for generating calories or frigories in response to a variable and controllable magnetic field. The container is used for containing the magnetic thermal material. Furthermore, a magnetic thermal device is disclosed herein. | 03-07-2013 |
20130061602 | MAGNETIC HEAT EXCHANGE UNIT - A magnetic heat exchange unit includes a magnetocaloric material, and at least one fluid pathway. The fluid pathway is formed in the magnetocaloric material and has a fluid inlet and a fluid outlet. A main fluid flowing direction is defined between the fluid inlet and the fluid outlet, and the cross-section of the fluid pathway varies along the main fluid flowing direction. | 03-14-2013 |
20130104568 | MAGNETIC COOLING DEVICE AND MAGNETOCALORIC MODULE THEREOF | 05-02-2013 |
20130106116 | THERMOMAGNETIC GENERATOR | 05-02-2013 |
20130192269 | MAGNETOCALORIC MODULE FOR MAGNETIC REFRIGERATION APPARATUS - A magnetocaloric module for a magnetic refrigeration apparatus includes: a bed having an inner surface; a magnetocaloric material filled in the bed; and an insulating layer formed over the inner surface, isolating the magnetocaloric material from the bed. With the use of the insulating layer, thermal conduction between the magnetocaloric material and the bed can be reduced and Galvanic corrosion which may occur to the bed can be prevented. Also, a temperature gradient of the magnetocaloric module may be further extended. | 08-01-2013 |
20130305741 | HEAT EXCHANGING SYSTEM - A heat exchanging system is provided for conditioning indoor temperature of a building. The heat exchanging system includes a magnetic refrigerator, an indoor heat exchanger and an outdoor heat exchanger. The indoor heat exchanger is thermally connected to the magnetic refrigerator. The outdoor heat exchanger is thermally connected to the magnetic refrigerator. The outdoor heat exchanger includes a geothermal heat exchanging unit, wherein the geothermal heat exchanging unit is embedded under the ground of a building. | 11-21-2013 |
20130319012 | MAGNETIC COOLING DEVICE - A magnetic cooling device is provided, including a magnetocaloric module and a magnetic unit movably disposed around the magnetocaloric module. The magnetocaloric module comprises a bed, a first magnetocaloric member, a second magnetocaloric member, and a third magnetocaloric member received in the bed, wherein the first and third magnetocaloric members are respectively close to a cold end and a hot end of the magnetocaloric module. Specifically, the first, second, and third magnetocaloric members are arranged along a central axis of the magnetocaloric module, and the weight of the third magnetocaloric member exceeds that of the first and second magnetocaloric members. A thermal fluid sequentially flows through the first, second, and third magnetocaloric members to transfer heat from the cold end to the hot end of the magnetocaloric module. | 12-05-2013 |
Patent application number | Description | Published |
20090015097 | PIEZOELECTRIC MICRO-PUMP AND DRIVING CIRCUIT THEREOF - The present invention is a driving circuit applied to a piezoelectric activation element, which comprises: a driving period generation unit and a switch circuit unit. The driving period generation unit further comprises: a driving indication signal and a programmable micro-controller, in which the programmable micro-controller is to receive the driving indication signal, and to generate a programmable driving period signal in response to the driving indication signal; and, the switch circuit unit is connected to the driving period generation unit and the piezoelectric activation element, and to receive the driving period signal, and generate an alternate driving voltage in response to the driving period signal; in which, the half-wave leading edge of the alternate driving voltage has the waveform of a parabolic curve waveform, and the half-wave trailing edge of the alternate driving voltage has the waveform of approximately a vertical line waveform, and the alternate driving voltage is connected to the piezoelectric activation element. | 01-15-2009 |
20100068080 | WIRING STRUCTURE FOR USE IN MICRO PIEZOELECTRIC PUMP - An electrical connection structure for use in a micro piezoelectric pump is disclosed. The electrical connection structure includes a driving circuit board and a multilayered wiring structure. The electrical connection structure includes the driving circuit board, the wiring structure, and a piezoelectric element arranged from top to bottom. The driving circuit board is provided with a driving circuit for driving the piezoelectric element and at least an electrical contact, wherein the electrical contacts are electrically connected to the driving circuit. A first electrode contact region and a second electrode contact region electrically insulated from each other are defined on the same surface of the piezoelectric element. The wiring structure sends a signal from the electrical contacts to the first electrode contact region and the second electrode contact region. | 03-18-2010 |
20110168805 | ATOMIZATION STRUCTURE AND MANUFACTURING METHOD THEREOF - The present invention discloses an atomization structure comprising a carrier, a cover plate, a piezoelectric driving device and an atomization piece. The carrier includes at least one first support portion, the cover plate comprises at least one second support portion, and the carrier is covered by the plate covers. The piezoelectric driving device is disposed between the carrier and the cover plate, the atomization piece is clamped by one end of the piezoelectric driving device. The actuating effect of the piezoelectric driving device would not be absorbed but kept by point contacting the first support portions and the second support portions to clamp and support the piezoelectric driving device. | 07-14-2011 |
Patent application number | Description | Published |
20100164420 | BRUSHLESS DIRECT CURRENT MOTOR AND DRIVING UNIT THEREOF - A brushless direct current (DC) motor includes a rotor, a stator and a driving unit. The rotor includes a plurality of magnetic poles. The stator includes a plurality of upper pole arms and a plurality of lower pole arms. The driving unit includes at least two coils wound on the upper pole arms and the lower pole arms respectively, and the driving unit generates an alternating magnetic field on the stator for driving the rotor. | 07-01-2010 |
20120068650 | DRIVING DEVICE OF BRUSHLESS DC MOTOR FOR FAN AND DRIVING METHOD THEREOF - A driving device of a brushless DC motor for a fan includes a protection circuit, a storage circuit, a control circuit and a bridge circuit. The protection circuit is electrically connected with an auxiliary power. The storage circuit electrically connected with the protection circuit receives the auxiliary power. The control circuit is electrically connected with the protection circuit and the storage circuit. The bridge circuit electrically connected with the control circuit has a first switching unit, a second switching unit, a third switching unit and a fourth switching unit. The first and second switching units are coupled with one end of a motor coil. The third switching unit and the fourth switching unit are coupled with the other end of the motor coil. The first switching unit is electrically connected with the third switching unit, and the second switching unit is electrically connected with the fourth switching unit. | 03-22-2012 |
20120286711 | AC MOTOR - An embodiment of the invention provides an AC motor that is driven by an AC voltage. The AC motor includes a motor coil, a switch circuit, a position detector and a controller. The motor coil receives the AC voltage to drive an axis of the motor. The switch circuit is coupled to the motor coil and controls a current passing through the motor coil. The position detector detects the position of a motor rotor to output a polarity signal. The controller controls the switch circuit according to the polarity signal and the AC voltage to make the current to be a first current with a first direction or a second current with a second direction. | 11-15-2012 |
20140320049 | AC MOTOR - An embodiment of the invention provides an AC motor that is driven by an AC voltage. The AC motor includes a motor coil, a switch circuit, a position detector and a controller. The motor coil receives the AC voltage to drive an axis of the motor. The switch circuit is coupled to the motor coil and controls a current passing through the motor coil. The position detector detects the position of a motor rotor to output a polarity signal. The controller controls the switch circuit according to the polarity signal and the AC voltage to make the current to be a first current with a first direction or a second current with a second direction. | 10-30-2014 |
Patent application number | Description | Published |
20080295888 | CONCENTRATION PHOTOVOLTAIC MODULE - A concentration photovoltaic module includes a substrate, a first electrode, a second electrode, a solar cell, at least one electrical connecting element and a frame. The first electrode and the second electrode are disposed in different predetermined positions of the substrate to form a first electrode and a second electrode, respectively. The solar cell is disposed on the first electrode. The electrical connecting element electrically interconnects the second electrode and the solar cell. The frame straddles on the substrate, wherein the solar cell is located in the frame. | 12-04-2008 |
20090034275 | Light-emitting device and heat-dissipating module thereof - A light-emitting device is provided and includes a circuit, at least one heat-conducting member, a plurality of light-emitting elements, at least one heat-dissipating member and a power supply. The circuit board has at least one trench for the heat-conducting member to be disposed. The plurality of light-emitting element is disposed on the heat-conducting member. The heat dissipating member is disposed on the circuit board and connected to the heat-conducting member. The power supply, is electrically connected with the circuit board to provide the power of the light-emitting elements. | 02-05-2009 |
20090053487 | CERAMIC CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF - A ceramic circuit board and a manufacturing method thereof are disclosed. The method includes the steps of providing a first pre-mold plate and a first ceramic thin plate, stacking the first ceramic thin plate and the first pre-mold plate, and co-firing the first ceramic thin plate and the first pre-mold plate to commonly form the ceramic circuit board. | 02-26-2009 |
20090053531 | MULTI-LAYER CERAMIC SUBSTRATE WITH EMBEDDED CAVITY AND MANUFACTURING METHOD THEREOF - A multi-layer ceramic substrate with an embedded cavity and a manufacturing method thereof are disclosed. The method includes the steps of: providing at least one ceramic thin plate and at least one ceramic pre-mold plate having a surface formed with a conductive layer; stacking the ceramic thin plate and the ceramic pre-mold plate to form a stacked structure with at least one embedded cavity; and sintering the stacked structure. | 02-26-2009 |
20090091020 | CO-FIRED CERAMIC MODULE - A co-fired ceramic module includes a ceramic substrate and at least one heat-emitting device. The ceramic substrate has at least one high thermal conductivity material. The heat-emitting device is disposed on the ceramic substrate. The substrate further includes a cavity and the heat-emitting device is disposed in the cavity. | 04-09-2009 |