Patent application number | Description | Published |
20120181323 | SOLDER APPARATUS - A solder apparatus includes a platform, an operating mechanism, a solder member, a heater, and a control box module. The control box module includes a temperature controller and a temperature sensor. The temperature controller defines a predetermined temperature. The temperature sensor is capable of measuring the temperature of the solder member. The temperature controller has the heater heat the solder member when the measured temperature of the solder member is lower than or equal to the predetermined temperature, and has the heater stop heating the solder member, when the measured temperature of the solder member is higher than the predetermined temperature. | 07-19-2012 |
20120181736 | MOUNTING APPARATUS FOR ELECTRONIC DEVICES - A mounting apparatus for securing electronic devices is disclosed. The mounting apparatus comprises a base; two supports secured to the base; a positioning member located in each of the two supports, wherein the positioning member and each of the two supports are configured to move relative to each other along an axis parallel to a surface of the base, and the positioning member has a tooth-faced side with a plurality of first teeth; a securing member having a plurality of second teeth, wherein the securing member is adapted to engage with the positioning member by meshing the plurality of second teeth and the plurality of first teeth, and the securing member is slidable towards the base along the position member; and two resilient members located in each of the two supports, wherein the two resilient members maintains engagement between the plurality of first teeth and the plurality of second teeth. | 07-19-2012 |
20120186360 | DETECTING DEVICE - A detecting device for performing fatigue tests on a pivoting piece includes a clamping module and an actuating module. The clamping module clamps the pivoting piece. The actuating module includes an elastic actuating shaft abutting the clamping module and a resilient member mounted in the elastic actuating shaft. The resilient member is adapted to push forward against spring pressure and retract by the release of spring tension so as to achieve cyclic movements in the pivoting piece. | 07-26-2012 |
20120187057 | TEST SUPPORT APPARATUS - A test support apparatus includes a supporting mechanism supporting a product, a holding post pressed on the product, a positioning assembly, an operating member and a clamping member. The positioning assembly is attached to the supporting mechanism and the holding post. The positioning assembly includes a positioning member and a moving member. The moving member is attached to the holding post, and moveably relative to the positioning member to adjust a distance between the holding post and the supporting mechanism. The operating member is rotatably attached to the positioning member. The clamping member is rotatably attached to the operating member and rotatable relative to the operating member about a first axis. The clamping member engaged with the supporting mechanism, and the operating member is rotatable relative to the positioning member about a second axis to rotate the clamping member about the first axis to disengaged from the supporting mechanism. | 07-26-2012 |
20120227464 | DROP TEST APPARATUS - A drop test apparatus performs a drop test on a product. The drop test apparatus includes a drop control module and a support module. The drop control module includes a bottom plate and a support beam substantially perpendicularly attached to the bottom plate. The support module is attached at a predetermined height to the support beam and includes a lever for detecting whether the product is placed in a desired position. A support panel is disposed at a first end of the lever for supporting the product. A second end of the lever is under a predetermined force for maintaining the lever in a balanced state when the product is placed in the desired position. | 09-13-2012 |
20120274344 | TESTING SYSTEM FOR PRINTED CIRCUIT BOARD - A test system includes a testing power supply unit which includes a rectifier and filter circuit and a voltage output circuit, a dropping voltage circuit which includes a primary coil and a secondary coil, a PWM regulator, and a control circuit. The rectifier and filter circuit receives an AC voltage and converts the AC voltage into a square wave signal. The primary coil is connected to the rectifier and filter circuit and receives the square wave signal. The secondary coil is connected to the voltage output circuit. The PWM regulator is connected to the primary coil. The PWM regulator generates a pulse signal to turn on and turn off the primary coil periodically. The control circuit is connected to the PWM regulator. The control circuit controls a duty cycle of the pulse signal to adjust time of the primary coil being on in a cycle. | 11-01-2012 |
20130118278 | DUST TEST SYSTEM - A dust test system includes a test chamber, a vibration apparatus mounted on the test chamber and a vibration control circuit electrically connected to the vibration apparatus. The test chamber is adapted to accommodate an electronic device. The vibration apparatus includes a vibration sieve mounted on the test chamber and at least one vibration motor linkage to the vibration sieve. A plurality of dust is laid on the vibration sieve. The vibration control circuit is adapted to receive a first AC voltage, and output a second AC voltage according to the first AC voltage. The at least one vibration motor is adapted to receive the second AC voltage and vibrate. The vibration sieve is adapted to vibrate together with the at least one vibration motor. The plurality of dust lying on the vibration sieve are dropped into the test chamber. | 05-16-2013 |
20130133443 | TESTING APPARATUS FOR EXPANSION CARD - A testing apparatus includes a testing desk; a supporting tray adapted for securing an expansion card, and a lifting device attached to the testing desk. The supporting tray includes a retaining portion rotatably attached to the testing desk. The lifting device includes a positioning post and a lifting post moveably received in the positioning post. The supporting tray is slanted relative to the testing desk, the lifting post is rotatable relative to the positioning post in a direction substantially perpendicular to the testing desk, and the supporting tray is rotatable relative to the testing desk for adjusting an angle between the supporting tray and the testing desk. | 05-30-2013 |
20130134113 | MOUNTING APPARATUS FOR EXPANSION CARD - A mounting apparatus includes a chassis; a mounting piece, a securing member, a mounting member, and a clipping member. The mounting piece is attached to a first end of an expansion card and secured to the chassis. The securing member is rotatably attached to the chassis and abutting the mounting piece. The mounting member is secured to the chassis and includes a securing rail and a resilient portion. The clipping member is attached to a second end of the expansion card and engaged with the securing rail. The resilient portion abuts the clipping member to prevent the clipping member from disengaging from the securing rail. | 05-30-2013 |
20130134114 | TEST SUPPORT APPARATUS - A test support apparatus includes a hanging plate and a holding post. The hanging plate defines a receiving hole and includes a bearing portion. The holding post is received in the receiving hole and rotatable relative to the hanging plate. The holding post includes a holding portion and a latching portion extending from the holding portion. The holding portion is secured to the bearing portion and defining a slit for a securing member to engage therein. The latching portion is rotatably engaged with edge of the receiving hole. The securing member is capable of be inserted into a threaded hole defined in a test product. | 05-30-2013 |
20130134844 | COMPUTER ENCLOSURE - A computer enclosure includes a computer case and a power supply tray. The computer case includes a side plate and a rear plate adjacent to the side plate. A clamping portion is located on the rear plate, and an opening is defined between the side plate and the rear plate. The power supply tray is attached to the opening and includes a clipping member. The clipping member includes a securing portion extending from the power supply tray and a clipping portion rotatably attached to the securing portion. The clipping portion is engaged with the clamping portion to secure the power supply tray to the computer case, and the clipping portion is rotatable relative to the rear plate to disengage the clipping portion from the clamping portion. | 05-30-2013 |
20130135909 | OUTPUT ADJUSTMENT CIRCUIT FOR POWER SUPPLY UNIT - An output adjustment circuit includes a rectifier and filter circuit, a voltage drop circuit, a voltage output circuit, a PWM regulator, and a feedback circuit. The rectifier and filter circuit receives an AC voltage and converts it into a square wave signal. The voltage drop circuit includes a primary coil and a secondary coil. The primary coil is connected to the rectifier and filter circuit. The primary coil receives the square wave signal. The voltage output circuit is connected to the secondary coil. The PWM regulator is connected to the primary coil. The PWM regulator generates a pulse signal to turn on and turn off the primary coil periodically. The feedback circuit controls a duty cycle of the pulse signal to adjust a during time of the primary coil being on in a cycle. The primary coil transmits energy to the secondary coil according the during time. | 05-30-2013 |
20130145592 | POSITIONING TOOL FOR FAN - A positioning tool includes an actuating member and a rotating member rotatably attached to the actuating member. The actuating member includes a supporting lump. Two positioning pins are located on the supporting lump. The rotating member includes a rotating plate located between the two positioning pins. Three latching pins are located on the rotating plate. | 06-13-2013 |
20130145855 | TESTING APPARATUS - A testing apparatus includes a securing member, a first clipping panel, a second clipping panel, two mounting members, and a sliding member. The securing member includes a screw pole. The first clipping panel is secured to the screw pole. The second clipping panel is moveably attached to the screw pole, and the first clipping panel and the second clipping panel are attached to opposite side plates of an electronic device. The two mounting members are attached to the screw pole and located on opposite sides of the second clipping panel, for preventing the second clipping panel from disengaging from the electronic device. The sliding member is slidably attached to the screw pole and located between the first clipping panel and the second clipping panel, for moving the electronic device. | 06-13-2013 |
20130145860 | TESTING APPARATUS - A testing apparatus includes a retaining panel, a screw pole, two securing panels moveably attached to the screw pole, and two mounting members. Each of the two securing panels is slidably attached to the retaining panel. Each of the two mounting member is engaged with each of the two securing panels. The two securing panels are moveable relative to the screw pole for sandwiching an electronic device, and each of the two mounting member is engaged with the screw pole, for prevent the two securing panels from disengaged from the electronic device. | 06-13-2013 |
20130148815 | NOISE TESTING SYSTEM AND METHOD - A noise testing system includes an electronic device, a noise meter and a testing desk. The electronic device includes a plurality of separated electronic components. The noise meter is used to test a noise generated by the electronic device. The testing desk includes a surface. A plurality of scale markings is defined in the surface, and a plurality of scale value is labeled on the surface and correspond to the plurality of scale marking. A first distance between every two of the plurality of separated electronic components and a second distance between the noise meter and each of the plurality of separated electronic components is adjusted to be in a fixed range according to the plurality of scale marking. A noise testing method based upon the above noise testing system is further disclosed. | 06-13-2013 |
20130149022 | GREASE APPLICATION APPARATUS AND METHOD FOR HEAT SINK - A smearing apparatus includes a supporting tray, a rotating cabinet rotatably attached to the supporting tray, and an operating member rotatably attached to the supporting tray. The supporting tray includes a smearing piece. The rotating cabinet is used to receive a heat sink. The operating member is engaged with the rotating cabinet and rotatable about a first axis to rotate the rotating cabinet about a second axis that is substantially perpendicular to the first axis, so that a center portion of the heat sink is smeared by the smearing piece. | 06-13-2013 |
20130152415 | MEASURING DEVICE - A measuring device includes a bracket, a sliding ruler, a securing assembly, and a driving assembly. The bracket includes a first set of scale lines. The sliding ruler is slidably attached to the bracket and includes a second set of scale lines. The securing assembly includes a securing member and a resilient member mounted to the securing member. The driving assembly is rotatably attached to the bracket and includes a handle and a gear secured to the handle. The gear is rotatable to slide the sliding ruler relative to the bracket; the securing member is secured to the bracket, and the resilient member is secured between the sliding ruler and the bracket, to prevent the sliding ruler from sliding relative to the bracket. | 06-20-2013 |
20130152416 | MEASURING DEVICE - A measuring device includes a bracket and a sliding ruler. The bracket includes a base and a first side plate. The sliding ruler is slidably attached to the bracket and includes a top wall and a first sidewall. The first side plate includes a first top surface, a first set of scale lines, and first scale values marking the first set of scale lines. The first scale values increase incrementally from the base to a scale value N at the first top surface. A distance between the first top surface and a bottom surface of the base is equal to the scale value N. The first sidewall includes second set of scale lines, and second scale values marking the second set of scale lines. The second scale values decrease incrementally from the base to the scale value N at the top wall. | 06-20-2013 |
20130152854 | THERMAL GREASE SMEARING APPARATUS - A thermal grease smearing apparatus includes a platform for placing a heat sink, a supporting post projecting from the platform, and a bracket mounted to the supporting post. The bracket includes a bottom plate with a smearing hole. A thermal grease pipe is mounted to the bracket and includes a pipe body having an upper opening for introducing thermal grease and a lower opening for applying the thermal grease onto a bottom surface of the heat sink. When the bracket is positioned in a working position, the bottom surface aligns with a the smearing hole and abuts a lower surface of the bottom plate, a smearing portion contacts with the thermal grease applied onto the bottom surface and is actuated to rotate about a central axis of the thermal grease pipe thereby smearing the thermal grease uniformly spread on the bottom surface of the heat sink. | 06-20-2013 |
20130153732 | TEST SUPPORT APPARATUS - A test support apparatus includes a base, a support bracket, a first positioning member mounted to the support bracket; and a positioning arm. The support bracket is pivotally mounted to the base and keeps an angle relative to the base. The support bracket supports a product. The positioning arm defines an elongated positioning slot. The positioning arm is mounted to the base. The first positioning member is positioned in different positions of the elongated positioning slot to change the angle. | 06-20-2013 |
20130155743 | POWER SUPPLY SWITCH APPARATUS - A power supply switch apparatus includes a voltage decreasing circuit, a rectification circuit, a comparison circuit, and a control circuit. The voltage decreasing circuit receives a first alternating voltage output from a power supply and converts the first alternating voltage to a second alternating voltage. The rectification circuit receives the second alternating voltage and converts the second alternating voltage to a first direct voltage. The voltage regulating circuit receives the first direct voltage and converts the first direct voltage to a second direct voltage. The comparison circuit receives the second direct voltage, compares the second direct voltage with a reference voltage, and outputs a control signal. The control circuit receives the control circuit and connects the power supply to different circuits according to the control circuit. | 06-20-2013 |
20130156064 | SYSTEM AND METHOD FOR TESTING ELECTRONIC DEVICE - A system for testing electronic device includes an electronic device, a temperature detecting module, a testing instrument and a testing computer. The testing electronic includes a main board and a power supply. The main board includes a slot and a card inserted in the slot. A plurality of dummy loads is located on the card. The slot includes at least one voltage interface. The power supply includes at least one power wire electrically connected to the at least one voltage interface. The temperature detecting module detects temperature signals of the plurality of dummy loads. The testing instrument is electrically connected to the at least one power wire to test current signals or power signals of the at least one power wire. The testing computer receives and displays the temperature signals, the current signals and the power signals. | 06-20-2013 |
20130156068 | TEMPERATURE TEST SYSTEM - A temperature test system for detecting temperatures in a test chamber includes a switch module, a detecting module, a control module, a decoding module and a display module. The switch module inputs test instructions to select a test position in the test chamber. The detecting module detects a temperature signal of the test position according to the test instructions. The control module receives the temperature signal, and converts the temperature signal to a temperature value. The decoding module decodes the temperature value to digital signals. The display module receives the digital signals to display. | 06-20-2013 |
20130162975 | FAN ROTATION SPEED DETECTION SYSTEM - A fan rotation speed detection system includes a sampling and modulating unit, a lighting unit, a light sensing unit, a demodulating unit, and a control chip. The sampling and modulating unit generates a sampling frequency signal. The sampling frequency signal is a square wave signal. The lighting unit emits light on fan blades of a fan when the square wave signal is at a high level. The light sensing unit senses light reflected from the fan blades and generate a detection signal. The demodulating unit demodulates the detection signal to generate a demodulated signal when the square wave signal is at a high level. The control chip accounts a rotation speed of the fan according to the demodulated signal. | 06-27-2013 |
20130163296 | POWER CIRCUIT - A power circuit includes an input terminal receiving alternating current, a first AC filtering circuit connected to the input terminal, a bridge rectifier circuit, a DC filtering circuit, a DPDT switch, and an output terminal. Two input ends of the bridge rectifier circuit are connected to the first AC filtering circuit. The DPDT switch includes a first pair of pins, a second pair of pins, and a pair of output pins. The first pair of pins is connected to the DC filtering circuit. The second pair of pins is connected to the input terminal. The DC filtering circuit is connected to the pair of output pins of the DPDT switch. The first pair of pins is switched on to enable the output terminal to output direct current, and the second pair of pins is switched on to enable the output terminal to output alternating current. | 06-27-2013 |
20130163633 | THERMOCOUPLE WELDING TEST APPARATUS - A thermocouple welding test apparatus for testing whether a thermocouple is normally welded includes a first comparison circuit, a second comparison circuit, a switch circuit and an indication circuit. The first comparison circuit receives a first DC voltage from the thermocouple, and compares the first DC voltage with a first reference voltage to output a first control signal. The second comparison circuit receives a second DC voltage from the thermocouple, and compares the second DC voltage with a second reference voltage to output a second control signal. The switch circuit receives the first control signal and the second control signal, and outputs an indication signal accordingly. The indication circuit receives the indication signal, and indicates whether the thermocouple is normally welded accordingly. | 06-27-2013 |
20130200920 | POWER SUPPLY TEST SYSTEM - A power supply test system for testing reliability of a power supply includes a voltage input circuit, a voltage storage circuit, a voltage output circuit, and a discharge circuit. The voltage input circuit receives a first AC voltage, and converts the first AC voltage to a first DC voltage to charge the voltage storage circuit. The voltage storage circuit receives the first DC voltage, and discharges to the power supply via the voltage output circuit when the voltage storage circuit is fully charged. The voltage storage circuit discharges remaining voltages via the discharge circuit when the test is complete. | 08-08-2013 |
20130222007 | POWER SUPPLY TEST SYSTEM - A power supply test system for testing the reliability of a power supply includes a controlling input module, a signal collecting module, a signal input module, an alarm module, and a display module. The controlling input module inputs a time signal and a test signal in the signal collecting module. The signal collecting module turns on the power supply according to the test signal. When the power supply is turned on, the power supply outputs a power on signal, the signal collecting module records the time the test starts. When the power supply breaks off, the power supply outputs a power off signal, the signal collecting module records the time the power supply breaks off and outputs an alarm signal. The alarm module receives alarm signal and alarms to indicate the test is over. The display module displays the time the test starts and the power supply breaks off. | 08-29-2013 |
20130241312 | POWER SUPPLY SYSTEM - A time-limited power supply system for providing power to an electronic device includes a first input module, a controlling module, a switch module, a display module, and an alarm module. The first input module inputs a power on time signal in the controlling module. The controlling module receives the power on time signal and outputs a power on control signal accordingly. The switch module receives the power on control signal and provides an AC voltage to the electronic device for a set time. The display module displays the time for which the power on state will continue. The controlling module outputs an alarm signal when a remaining power on time is less than a certain period of time. The alarm module issues an audible warning to remind the user that the power on time of the electronic device may need to be extended. | 09-19-2013 |