| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 02/06/2013 | CN202720325U Emergency lamp test circuit module |
| 02/06/2013 | CN202720324U Power supply test device |
| 02/06/2013 | CN202720323U Distributive power supply synchronization detection system |
| 02/06/2013 | CN202720322U Storage-battery internal resistance detection apparatus |
| 02/06/2013 | CN202720321U Voltage detection circuit of high-string number lithium battery pack and battery pack protection circuit applying the same |
| 02/06/2013 | CN202720320U 二次电池主动式监控装置 Active secondary battery monitoring device |
| 02/06/2013 | CN202720319U A debugging device of an electric servo mechanism |
| 02/06/2013 | CN202720318U Temperature simulator |
| 02/06/2013 | CN202720317U Bouncing test device used for single coil magnetic latching relay |
| 02/06/2013 | CN202720316U Vacuum circuit breaker fault diagnosis device |
| 02/06/2013 | CN202720315U Small circuit board detection device |
| 02/06/2013 | CN202720314U A main board tester of a panel PC |
| 02/06/2013 | CN202720313U A PCBA board testing tool |
| 02/06/2013 | CN202720312U Short-circuit grounding test device |
| 02/06/2013 | CN202720311U Reverse surge tester |
| 02/06/2013 | CN202720310U Novel photovoltaic grid-connected inverter insulation detection circuit |
| 02/06/2013 | CN202720309U Detection and positioning system for partial discharging |
| 02/06/2013 | CN202720308U Columnar quartz crystal insulation testing device |
| 02/06/2013 | CN202720307U Electric power circuit fault traveling wave locating device |
| 02/06/2013 | CN202720306U Sleeve connection type overhead line CT-based distribution network fault positioning apparatus |
| 02/06/2013 | CN202720305U A self-time-keeping clock circuit of an intelligent testing terminal of a power distribution network |
| 02/06/2013 | CN202720304U Positional information warning system |
| 02/06/2013 | CN202720303U Polarity measuring circuit of voltage transformer |
| 02/06/2013 | CN202720302U Simulation system for fault phenomena of turn-to-turn short circuit and insulating property reduction of winding |
| 02/06/2013 | CN202720301U A tool used for detecting open circuit and short circuit of a PCB and sealing of OK/NG |
| 02/06/2013 | CN202720300U Vehicle wire harness fault generator |
| 02/06/2013 | CN202720299U Insulator leakage current on-line monitoring system |
| 02/06/2013 | CN202720298U Operation console used for electric welding machine aging test |
| 02/06/2013 | CN202720297U Power transmission line lightning stroke resistant measuring instrument |
| 02/06/2013 | CN202720296U Platform for detecting function and performance of power distribution automatic terminal apparatus |
| 02/06/2013 | CN202720295U Transformer test tool |
| 02/06/2013 | CN202720294U 变压器测试系统 Transformer Test System |
| 02/06/2013 | CN202720293U Transmission line energy saving detection apparatus |
| 02/06/2013 | CN202720292U Testing arrangement used for radio frequency micro packaging tube core |
| 02/06/2013 | CN202720291U Capacitance tester |
| 02/06/2013 | CN202720290U Test system of electric iron |
| 02/06/2013 | CN202720289U Relay protection tester |
| 02/06/2013 | CN202720288U LCR semiautomatic test device used for first article production |
| 02/06/2013 | CN202720287U Apparatus for automatic detection and compensation of zero variation of rotary transformer |
| 02/06/2013 | CN202720286U Detector structure of coaxial connector |
| 02/06/2013 | CN202720285U Detection system of electric power terminal |
| 02/06/2013 | CN202720284U Light emitting diode (LED) and fan test tool |
| 02/06/2013 | CN202720283U Power transformer winding fault simulation test system based on vibration signal diagnosis |
| 02/06/2013 | CN202720282U Wireless monitoring system for pantograph state of locomotive |
| 02/06/2013 | CN202720281U On-line monitoring device for capacitive equipment of transformer substation |
| 02/06/2013 | CN202720280U Measuring device for electronic module of automobile |
| 02/06/2013 | CN202720254U Electric car battery display system |
| 02/06/2013 | CN202720247U A battery internal resistance detector |
| 02/06/2013 | CN202720242U Circuit board testing jig |
| 02/06/2013 | CN202720197U Station arrangement structure for on-line detection of components |
| 02/06/2013 | CN202720073U Removable cathode test apparatus |
| 02/06/2013 | CN102918742A Battery cell control system and method |
| 02/06/2013 | CN102918702A Electricity supply system for vehicles |
| 02/06/2013 | CN102918412A Stacked power supply monitor with sense-replica loop |
| 02/06/2013 | CN102918411A Charge status estimation apparatus |
| 02/06/2013 | CN102918410A Secondary battery, secondary battery test device and method, and battery test system |
| 02/06/2013 | CN102918409A Method of evaluating remaining power of a battery for portable devices |
| 02/06/2013 | CN102918408A Method and apparatus for estimating remaining operating time |
| 02/06/2013 | CN102918407A Pin card and test device using same |
| 02/06/2013 | CN102917112A Method and device for displaying electric quantity of battery, and mobile terminal |
| 02/06/2013 | CN102916689A Digital value acquisition circuit with fault diagnosis capacity |
| 02/06/2013 | CN102916654A Crystal oscillator ageing compensation method |
| 02/06/2013 | CN102916393A Solar battery protector, solar battery pack and solar battery protective chip |
| 02/06/2013 | CN102916307A Circuit for enhancing identification of connecting reliability of connectors between printed circuit boards |
| 02/06/2013 | CN102916247A Hilbert fractal antenna array for ultra-high-frequency detection of partial discharge |
| 02/06/2013 | CN102916000A Via chain testing structure and method |
| 02/06/2013 | CN102914748A Annular aging detection line of LED (Light Emitting Diode) outdoor lamp |
| 02/06/2013 | CN102914747A Method for displaying battery voltage or electric quantity of Bluetooth equipment on Bluetooth terminal |
| 02/06/2013 | CN102914746A Device and method for measuring insulation resistor of lithium ion battery cell |
| 02/06/2013 | CN102914745A Method for evaluating performance states of automotive power batteries |
| 02/06/2013 | CN102914744A Mobile terminal, battery power display system of mobile terminal, and method for acquiring battery power |
| 02/06/2013 | CN102914743A Automatic storage battery checking and group-matching pipeline equipment |
| 02/06/2013 | CN102914742A Detection device for electric quantity of battery jar |
| 02/06/2013 | CN102914741A Method and device for measuring parameter of asynchronous motor |
| 02/06/2013 | CN102914740A Method for rapidly identifying parameters of asynchronous motor |
| 02/06/2013 | CN102914739A Hot test device for circuit breaker |
| 02/06/2013 | CN102914738A Scan test circuit with scan clock |
| 02/06/2013 | CN102914737A Network fault diagnosis method for complex circuit |
| 02/06/2013 | CN102914736A Apparatus, method and computer program product for testing processing electronics |
| 02/06/2013 | CN102914735A Method for testing silicon-based solar battery dark I-V-T characteristics |
| 02/06/2013 | CN102914734A End life detection circuit of gas discharge lamp and ballast for ending life detection circuit |
| 02/06/2013 | CN102914733A In-situ detecting method for partial discharge of damped oscillation wave of large-length ultrahigh voltage crosslinked cable |
| 02/06/2013 | CN102914732A Surge impact test device |
| 02/06/2013 | CN102914731A Device for detecting point discharge in transformer oil under impulse voltage based on dual electrodes |
| 02/06/2013 | CN102914730A OPPC (Optical Fiber Composite Phase Conductor) connector box dry withstand voltage test device and test method |
| 02/06/2013 | CN102914729A On-line monitoring and positioning pulse transmitting device for local discharge of mine cable |
| 02/06/2013 | CN102914728A Direct-current insulation testing equipment for electrical equipment |
| 02/06/2013 | CN102914727A System and method for testing ultraviolet visible light coincidence deviation of ultraviolet detector |
| 02/06/2013 | CN102914726A Fault positioning method for common-tower double-circuit line |
| 02/06/2013 | CN102914725A Medium-voltage power distribution network fault monitoring device |
| 02/06/2013 | CN102914724A Winding leakage response method of transformer of electric power system |
| 02/06/2013 | CN102914723A Test structure and test method for electrically interconnected arrays |
| 02/06/2013 | CN102914722A Detection method for seeking reasons of misoperation trip during transformer differential protection power transfer |
| 02/06/2013 | CN102914721A Testing system and testing method for relay protection device |
| 02/06/2013 | CN102914720A 屏幕测试治具 Screen Test Fixture |
| 02/06/2013 | CN102914719A DR (Digital Radiograph) equipment and CR (X-ray Radiograph) board fixing device for GIS (Geographic Information System) equipment detection and detecting method |
| 02/06/2013 | CN102914718A Low frequency oscillation distinguishing method based on response ingredient and oscillation characteristic identification |
| 02/06/2013 | CN102914717A Test bed for electrostatic discharge testing |
| 02/06/2013 | CN102914716A Super capacitor discharging curve collection device |
| 02/06/2013 | CN102914715A System and method for testing electrical performance of current transformer cabinet |