Chen, Wuhan City
Jingyue Chen, Wuhan City CN
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20120201706 | Plunger Type Water Pump - The present disclosure provides a plunger type water pump, which mainly comprises a cavity body, a rotary main shaft and a plunger flow-distributing unit. The plunger distributing unit comprises a flat valve assembly, a plunger-shoe assembly and a supporting valve assembly; the plunger-shoe assembly divides the cavity body into a high-pressure cavity and a low-pressure cavity independent of each other; the high-pressure cavity is in fluid communication with the flat valve assembly; and the low-pressure cavity is in fluid communication with the supporting valve assembly. According to the present disclosure, the high-pressure water and the low-pressure water are independent of each other. This can ensure a high volumetric efficiency of the water pump under ultra-high-pressure conditions and surely provide the fluid supporting and lubrication for a friction coupling under high-speed heavy-load conditions so as to prolong the service life of the water pump. | 08-09-2012 |
Qihong Chen, Wuhan City CN
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20130082531 | ENERGY ADJUSTOR - An energy adjustor coupled between a fuel cell group and a secondary battery group is disclosed. A load is coupled to the secondary battery group in parallel. The energy adjustor includes a boost regulation module, a drop regulation module, a detecting module and a control module. The boost regulation module boosts an output voltage of the fuel cell group to generate a first adjustment voltage according to a first control signal. The drop regulation module drops the first adjustment voltage to generate a second adjustment voltage to the load according to a second control signal. The detecting module detects at least one of the fuel cell group, the boost regulation module, the drop regulation module and the load to generate a detection result. The control module generates the first and the second control signals according to the detection result. | 04-04-2013 |
20130084513 | ENERGY ADJUSTING METHOD - An energy adjusting method for controlling output energy of a fuel cell group, wherein at least one of the fuel cell group and a secondary battery group drives a load is disclosed. The voltage of the fuel cell group is boosted by a boost regulation module to generate a first adjustment voltage. The boost regulation module boosts the voltage of the fuel cell group according to a first control signal. The first adjustment voltage is dropped by a drop regulation module to generate a second adjustment voltage to the load. The drop regulation module drops the first adjustment voltage according to a second control signal. At least one of the fuel cell group, the boost regulation module, the drop regulation module and the load is detected to generate a detection result. The first and the second control signals are generated according to the detection result. | 04-04-2013 |
Shuhe Chen, Wuhan City CN
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20140087010 | PREPARATION METHOD FOR EXTRACTIVE OF JINXUAN HEMORRHOID WASHING POWDER BOTANICALS - The present invention discloses a preparation method for extractive of Jinxuan Hemorrhoid Washing Powder botanicals comprises the steps: A, honeysuckle, schizonepeta, and purslane in the prescription of Jinxuan Hemorrhoid Washing Powder are mixed, ground, and passed through a mesh; the medicinal powder obtained from supercritical extraction is soaked in alcohol, then undergoes percolation extraction, and the percolate is collected; B, the alcohol percolate is concentrated, left stand, and suction filtrated to obtain a filtrate; C, the filtrate macroporously adsorpts to a resin column at a flow velocity, is then removed of to impurity by water washing, and undergoes elution with alcohol to obtain an alcohol eluent; D, alcohol is recovered from the eluent, the remaining liquid is concentrated, and the concentrated liquid is dried to obtain the extractive of Jinxuan Hemorrhoid Washing Powder botanicals. The method is simple and produces high active substance content at a lower production cost and energy consumption. The total content of flavones, saponins, and organic acids exceeds 70%. The extractive has substantial anti-inflammatory and pain relieving effects. | 03-27-2014 |
Xiang-Biao Chen, Wuhan City CN
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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 |
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 |
Yong-Nian Chen, Wuhan City CN
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20130052852 | ELECTRONIC DEVICE CONNECTOR - A connector includes a body and a socket extending from the body. A blocking wall is located on the body. The socket includes a top wall, a resilient piece located on the top wall. The blocking wall is surrounded the resilient piece for preventing the resilient piece from destroying. | 02-28-2013 |
20130057127 | ELECTRONIC DEVICE ENCLOSURE WITH BRACKET FOR DATA STORAGE DEVICE - An enclosure includes a chassis and a bracket. The chassis includes a bottom panel, a rear panel and a side panel. The rear panel defines a latch hole. Two clamping pieces are located on the side panel. The bracket is engaged between the clamping pieces and includes a first sidewall and a second sidewall. A second hook and a resilient piece are located on the first sidewall. A first hook is located on the second sidewall. The first hook and the second hook are separately engaged with the two clamping pieces for preventing the bracket from moving along a first direction near to the bottom panel. The resilient piece is engaged in the latch hole to preventing the bracket from moving a second direction opposite to the first direction, and the resilient piece is elastically deformable to disengage from the lath hole. | 03-07-2013 |
20130058035 | ELECTRONIC DEVICE ENCLOSURE WITH BRACKET FOR DATA STORAGE DEVICE - An enclosure includes a chassis and a bracket. The chassis comprises a rear panel with a latch hole. The bracket comprises a first sidewall. A resilient piece and a sustaining piece are located on the first sidewall. The resilient piece is elastically deformable as the bracket is rotated relative to the chassis, from a first position to a second position. When the bracket is in the first position, the resilient piece is engaged in the latch hole, and the sustaining piece is located between the first sidewall and the rear panel; when the bracket is in the second position, the resilient piece is disengaged from the latch hole, and the sustaining piece is engaged with the rear panel. | 03-07-2013 |
20130063906 | CIRCUIT BOARD ASSEMBLY AND ELECTRONIC DEVICE WITH CIRCUIT BOARD - An electronic device includes a chassis, a circuit board and the resilient piece. The chassis includes a bottom panel. The circuit board has a ground plane. The resilient piece includes a soldering portion and a resisting portion. The soldering portion is in electrical connection with the ground plane, and the resisting piece abuts the bottom panel to prevent the electromagnetic interference (EMI) from the circuit board. | 03-14-2013 |
Yu-Gui Chen, Wuhan City CN
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20140061223 | ADJUSTING APPARATUS FOR RELEASE MEMBER - An adjusting apparatus includes a driver, a drive shaft attached to the driver, an adjusting wheel, and a clipping member. The clipping member is engaged with the adjusting wheel. The adjusting wheel and the clipping member are configured to clamp a release member together. The adjusting wheel relative to the drive shaft has a first position and a second position. When the adjusting wheel is in the first position, the adjusting wheel is engaged with the drive shaft. The drive shaft with the clipping member and the release member are rotated by the driver together. When the adjusting wheel is in the second position, the adjusting wheel disengages from the drive shaft and is rotatable relative to the drive shaft rotating the release member. The release member is configured to push out merchandise. | 03-06-2014 |