| Patents for H01H 47 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current (7,312) |
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| 01/24/2012 | US8103021 Audio reproducing apparatus |
| 01/24/2012 | US8102637 Control techniques for electrostatic microelectromechanical (MEM) structure |
| 01/24/2012 | US8102636 Magnetic field generation device |
| 01/24/2012 | US8102081 Electronic apparatus |
| 01/24/2012 | US8102080 Control system for an appliance |
| 01/19/2012 | WO2012008713A2 Solid state relay |
| 01/19/2012 | US20120014032 Trip circuit supervision relay for low and medium voltage applications |
| 01/19/2012 | US20120014031 Solenoid controls, systems, and methods of use for obtaining optimum battery life |
| 01/19/2012 | US20120013200 Contact protection circuit and high voltage relay comprising the same |
| 01/19/2012 | US20120013199 Method for operation of a converter circuit and apparatus for carrying out the method |
| 01/19/2012 | DE102010031333A1 Verfahren zum Betreiben eines elektromagnetischen Schaltgerätes in einem Haushaltsgerät, Steuereinrichtung zum Durchführen des Verfahrens und Haushaltsgerät mit einer derartigen Steuereinrichtung A method for operating an electromagnetic switching device in a domestic appliance, control means for performing the method and household appliance having such a control device |
| 01/18/2012 | EP2407994A2 Method for operating an electric switch in a domestic appliance and domestic appliance with an electric switch |
| 01/18/2012 | EP2407993A1 An improved trip circuit supervision relay for low and medium voltage applications |
| 01/18/2012 | EP2407992A1 A power and control unit for a low or medium voltage apparatus |
| 01/18/2012 | EP2223320B1 Circuit for a contact relay |
| 01/18/2012 | CN202120826U Relay with adjustable return coefficient |
| 01/18/2012 | CN202120825U Built-in pulldown five-channel drive circuit |
| 01/18/2012 | CN102324341A Time delay control method and system of alternating-current contactor |
| 01/17/2012 | US8098473 Component module for a reduced pressure treatment system |
| 01/17/2012 | US8098472 System and method for controlling an electromagnetic field generator |
| 01/11/2012 | CN202111465U Power starting-free and automatic-protecting power distribution system |
| 01/11/2012 | CN202110659U Infrared energy-saving environment-friendly power supply control device |
| 01/11/2012 | CN102315043A Double-closed-loop feedback-control module |
| 01/11/2012 | CN101645369B Relay switching variable isolation circuit |
| 01/10/2012 | US8094427 System for precisely controlling the operational characteristics of a relay |
| 01/10/2012 | US8093763 System and method for limiting current oscillation |
| 01/10/2012 | US8093762 Semiconductor integrated circuit device |
| 01/05/2012 | WO2012001554A1 Electromechanical switch device and method of operating the same |
| 01/05/2012 | US20120002341 Relay Controller for Defined Hold Current for a Relay |
| 01/05/2012 | US20120002340 Relay Controller |
| 01/05/2012 | US20120002332 Overvoltage circuit, and motor starter, overload relay and low-power system including the same |
| 01/05/2012 | US20120001764 Apparatus for Energizing a Protective Device, and Associated Method |
| 01/04/2012 | EP2401754A1 +28v aircraft transient suppression |
| 01/04/2012 | CN202103889U Control device for lamp |
| 01/04/2012 | CN202102967U One-bit digital timer |
| 01/04/2012 | CN202102966U Multiple input intermediate relay |
| 01/04/2012 | CN102306592A Magnetic latching relay power supply control circuit with short circuit protection |
| 01/04/2012 | CN101867227B Method and device for electrically controlling high voltage circuit breaker to switch on or switch off |
| 01/03/2012 | US8089180 Integrated circuit device, method of controlling operation of integrated circuit device, and method of fabricating integrated circuit device |
| 01/03/2012 | CA2356002C Method and apparatus for device-dependent calibration of relays for high accuracy operation at zero-crossing of input power signal |
| 12/29/2011 | WO2011161158A1 Safety circuit arrangement for the fail-safe connection or disconnection of a hazardous installation |
| 12/29/2011 | US20110317325 Electrodes to improve reliability of nanoelectromechanical systems |
| 12/29/2011 | US20110316352 Electric power supply control apparatus and image forming apparatus |
| 12/28/2011 | CN202094050U 一种负荷管理跳闸装置 One kind of load management tripping device |
| 12/28/2011 | CN102299023A 循环定时控制器 Cycle timing controller |
| 12/27/2011 | US8085187 Through air radar sensor |
| 12/27/2011 | US8084892 Power supply device and method |
| 12/27/2011 | US8084891 Method and apparatus for optimizing synchronous switching operations in power systems |
| 12/22/2011 | WO2011158447A1 Electromagnetic relay |
| 12/21/2011 | CN202084477U 缺相保护三相交流接触器 Lack of protection of three-phase AC contactor |
| 12/21/2011 | CN202084476U 一种断电保护器 A power-off protection |
| 12/21/2011 | CN101276691B 驱动控制微机械装置的设备和方法 Drive control apparatus and method for micro-mechanical devices |
| 12/20/2011 | US8081415 Grounding assembly |
| 12/20/2011 | US8081414 Lighting protection system for wind generators |
| 12/15/2011 | WO2011108874A8 Relay, arc control apparatus and arc control method |
| 12/15/2011 | US20110304947 Electromagnetic switch |
| 12/14/2011 | CN202076189U 时间继电装置 Time relay device |
| 12/14/2011 | CN202076188U 具有短路分断能力的智能交流接触器 Short circuit breaking capacity of intelligent AC contactor |
| 12/14/2011 | CN102282640A 精确控制继电器操作特性的系统 Precise control of the operating characteristics of the relay system |
| 12/14/2011 | CN102280310A 用于电动执行机构的接触器防干扰控制电路 Anti-interference contact for electric actuator control circuit |
| 12/14/2011 | CN102280309A 断电吸持型永磁式接触器 Power outages retention type permanent magnet contacts |
| 12/08/2011 | WO2011153427A2 Detection of welded switch contacts in a line converter system |
| 12/08/2011 | US20110299054 Displacement device, lithographic apparatus and positioning method |
| 12/08/2011 | DE10160300B4 Elektromagnetisches Schaltgerät Electromagnetic switching device |
| 12/07/2011 | EP2392869A2 Air conditioner |
| 12/07/2011 | CN202067728U 断电吸持型永磁式接触器 Power outages retention type permanent magnet contacts |
| 12/07/2011 | CN102270547A 电子式汽车雾灯开关总成 Electronic car fog lamp switch assembly |
| 12/07/2011 | CN102270546A 继电器驱动电路 Relay driver circuit |
| 12/07/2011 | CN101427335B 电源控制装置及继电器的异常检测方法 Anomaly detection and relay power control device |
| 12/06/2011 | US8072729 Battery-spark and reverse polarity protection method and circuit for safely connecting a trolling motor to a power source |
| 12/01/2011 | US20110292558 Driving circuit for ac contactor |
| 12/01/2011 | DE102011100305A1 Method for determining e.g. residual service life, characterizing wear and tear of e.g. electromechanical relay, involves increasing and displaying counter, which effects shift operations in determined current region |
| 11/30/2011 | EP1647040B1 Device and method for controlling electric switching devices |
| 11/30/2011 | CN202058647U 高压继电器的保护电路 Protection circuit voltage relay |
| 11/30/2011 | CN202058646U 一种基于零功耗继电器的低热电势电子扫描开关 Zero-based low-power relay thermoelectric power electronic scanner |
| 11/30/2011 | CN202058645U 办公计算机及外部设备电路自动通断开关 Office computers and peripheral equipment circuit automatically switches off |
| 11/30/2011 | CN102262980A 多极小型直流接触器 Small multi-pole DC contactors |
| 11/30/2011 | CN102262978A 接触器线圈控制装置 Contactor coil control means |
| 11/30/2011 | CN102262977A 交流接触器的驱动电路 AC contactor drive circuit |
| 11/30/2011 | CN101714479B 一种延长继电器工作寿命的装置 One kind of device to extend the working life of the relay |
| 11/30/2011 | CN101213629B 利用相移的开关电源控制 Using the switching power supply control of the phase shift |
| 11/29/2011 | US8068937 Power distribution system with fault protection using energy packet confirmation |
| 11/29/2011 | US8068325 Method and apparatus for moving material |
| 11/24/2011 | WO2011146637A1 Method and system for moving material |
| 11/24/2011 | US20110286141 SSPC for Soft Start of DC Link Capacitor |
| 11/24/2011 | US20110286140 Method And System For Moving Material |
| 11/23/2011 | EP2387790A1 A system for precisely controlling the operational characteristics of a relay |
| 11/23/2011 | EP2387630A1 A household appliance with increased safety control |
| 11/23/2011 | CN202050165U Control circuit for vacuum contactor or vacuum contactor and fuse combined appliance |
| 11/23/2011 | CN202049904U Automatic roll-over relay |
| 11/23/2011 | CN202049886U Electronic automobile fog lamp switch assembly |
| 11/23/2011 | CN102254748A Optical control switch technical method |
| 11/23/2011 | CN102254747A Method for ensuring continuous running of equipment under mechanical vibration condition and dedicated relay |
| 11/23/2011 | CN102254746A Electromagnetic relay arc extinguishing circuit |
| 11/23/2011 | CN101399134B Relay status detection method |
| 11/22/2011 | US8064183 Capacitor based bi-directional degaussing device with chamber |
| 11/17/2011 | WO2011141473A1 Protection device to be associated with a current cutout device in an electrical circuit with increased lifetime |
| 11/16/2011 | EP2387046A1 Power driver and fail safe circuit for a gas valve |
| 11/16/2011 | CN202042420U Automatic outage reset switch circuit |
| 11/15/2011 | US8059382 Intrinsically safe circuit for driving a solenoid valve at low power |