| Patents for H01H 51 - Electromagnetic relays (5,199) |
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| 05/15/2012 | US8179215 MEMS device with integral packaging |
| 05/10/2012 | WO2012061230A1 Method and apparatus for improved relay control |
| 05/10/2012 | WO2012058858A1 Unipolar non-arcing permanent magnetic ac contactor |
| 05/10/2012 | US20120112858 Electromagnetic contact device |
| 05/10/2012 | CA2815242A1 Method and apparatus for improved relay control |
| 05/09/2012 | CN202217627U Magnetic latching relay |
| 05/09/2012 | CN202217626U Small size big power relay |
| 05/08/2012 | US8174343 Electromechanical relay and method of making same |
| 05/02/2012 | EP2447977A1 Relay with a contact bridge integrated in a rotating bow roller |
| 05/02/2012 | CN102436977A Clapper relay |
| 05/02/2012 | CN102436976A High-voltage direct-current contactor |
| 05/02/2012 | CN102436975A Bipolar DC contactor |
| 05/02/2012 | CN102436974A Circuit breaker for magnetor |
| 05/02/2012 | CN101388303B Relay |
| 05/01/2012 | US8169280 Relay |
| 04/25/2012 | CN102426993A 电磁开关设备 Electromagnetic switch device |
| 04/19/2012 | US20120092094 Magnetic switch |
| 04/18/2012 | EP2442345A1 Electromagnetic switching apparatus |
| 04/18/2012 | EP2442341A2 Relay for electric vehicle |
| 04/18/2012 | EP2442333A1 Method for manufacturing sealed contactor |
| 04/18/2012 | EP2442332A1 Method for manufacturing sealed contactor |
| 04/18/2012 | EP2442331A1 Magnetic switch |
| 04/18/2012 | EP2442330A1 Electromagnetic switching apparatus |
| 04/18/2012 | EP2442329A1 Noise decreasing type electromagnetic switch |
| 04/18/2012 | EP2442328A1 Noise decreasing type electromagnetic switch |
| 04/18/2012 | CN202196716U 汽车起动机用电磁开关连接装置 Automotive starter solenoid switch connecting device |
| 04/18/2012 | CN101826420B 倍比力矩交流接触器 Times higher than the torque AC contactor |
| 04/17/2012 | US8159320 Latching micro-magnetic relay and method of operating same |
| 04/10/2012 | US8154365 MEMS switching device protection |
| 04/04/2012 | CN102405507A Electromagnetic relay assembly |
| 04/03/2012 | US8149076 MEMS device with controlled electrode off-state position |
| 03/28/2012 | CN202178128U 磁保持电磁铁 Latching Solenoid |
| 03/28/2012 | CN101719438B Magnetic holding relay with POM bearing sleeve and bearing sleeve combining process |
| 03/27/2012 | US8143978 Electromechanical relay and method of operating same |
| 03/27/2012 | DE202012100679U1 Schutzrelais für Transformator mit Laststufenschalter Protection relays for transformer with OLTC |
| 03/23/2012 | DE202011052166U1 Kleinrelais Small relay |
| 03/22/2012 | US20120068477 Starter solenoid with rectangular coil winding |
| 03/22/2012 | US20120068476 Starter solenoid with spool for retaining coils |
| 03/22/2012 | US20120068475 Starter motor assembly with soft start solenoid |
| 03/22/2012 | DE202012100603U1 Antriebseinheit für Stufenschalter Drive unit for tap changer |
| 03/21/2012 | EP2431993A1 Modular low voltage switch |
| 03/20/2012 | US8138860 Magnetically-activated membrane potentiometer |
| 03/20/2012 | US8138859 Switch for use in microelectromechanical systems (MEMS) and MEMS devices incorporating same |
| 03/14/2012 | CN102376495A Relay switch for railway control system |
| 03/13/2012 | US8134819 Single coil actuator for low and medium voltage applications |
| 03/08/2012 | WO2012031191A1 Soft-start systems and methods for vehicle starters |
| 03/08/2012 | WO2012028328A1 Magnetic actuator for a circuit breaker arrangement |
| 03/08/2012 | CA2810397A1 Soft-start systems and methods for vehicle starters |
| 03/07/2012 | EP2426690A1 Magnetic actuator for a circuit breaker arrangement |
| 03/07/2012 | EP2425440A1 Starter relay and method for producing a starter relay |
| 03/07/2012 | CN102369586A Starter relay of a starter device for internal combustion engines |
| 03/07/2012 | CN101290849B Novel full-automatic flash switch |
| 03/01/2012 | US20120049987 Bistable switching method and latching relay using the same |
| 02/29/2012 | CN102365699A Electromagnetic contactor |
| 02/29/2012 | CN101648323B Pneumoelectric dual control device |
| 02/23/2012 | US20120044030 Relay with multiple coils |
| 02/22/2012 | EP2421143A2 Methods for switching on an AC motor and star delta motor protection switch with automatic switching from star to delta |
| 02/22/2012 | CN102360989A Crank shaft type electromagnetic switching mechanism |
| 02/21/2012 | US8120451 Electrostatic actuator |
| 02/15/2012 | CN102352809A Rotary damping buffering meshed type automobile motor |
| 02/14/2012 | US8116059 System and method for quickly discharging an AC relay |
| 02/14/2012 | US8115579 MEMS actuators with stress releasing design |
| 02/14/2012 | US8115578 Relay |
| 02/14/2012 | US8115577 Electromechanical switch, filter using the same, and communication apparatus |
| 02/14/2012 | US8115576 MEMS actuators and switches |
| 02/08/2012 | EP2416485A2 Inverter device |
| 02/08/2012 | EP2415061A1 Electomechanical relay and method of making same |
| 02/08/2012 | CN102347167A Electrical switch |
| 02/08/2012 | CN102347152A Reversible type electromagnetic contactor |
| 02/07/2012 | US8111118 Multi-stable micro electromechanical switches and methods of fabricating same |
| 02/07/2012 | US8111117 Electromagnetic relay |
| 02/02/2012 | WO2011110445A3 Device for starting an internal combustion engine |
| 02/01/2012 | EP2411993A1 Starter relay of a starter device for internal combustion engines |
| 02/01/2012 | CN202134473U 一种装有轻阻尼移动片的磁保持继电器 One kind of light damping equipped mobile tablets latching relay |
| 02/01/2012 | CN202134472U 电网直接驱动三相磁保持继电器 Three-phase direct drive power latching relay |
| 02/01/2012 | CN202134471U 电网直接驱动过零动作单相磁保持继电器 Zero-power direct-drive single-phase magnetic latching relay action |
| 02/01/2012 | CN102339686A Low-consumption and high-efficiency electromagnetic system |
| 02/01/2012 | CN102339685A Direct-current contactor |
| 01/31/2012 | US8106730 Microswitching device and method of manufacturing the same |
| 01/26/2012 | US20120019602 Printing nozzle arrangement having fault detector |
| 01/26/2012 | DE102010032030A1 Electrical switch, has reset lever pivotably mounted around pivot point in pivot plane, where lever is pivoted by switching off switch by handle such that release shaft is moved into pawl shaft latched position |
| 01/25/2012 | CN101246774B Mechanism with two stable positions and electrical control device comprising same |
| 01/24/2012 | US8103021 Audio reproducing apparatus |
| 01/24/2012 | US8102227 Electromagnetic relay |
| 01/19/2012 | DE102010031324A1 Starter relay for starter for internal combustion engine in e.g. passenger car, has switching contact arranged between main contact and starter motor, and switch shaft coupled with permanent magnet for displacing excitation winding |
| 01/17/2012 | US8098121 Method of switching a magnetic MEMS switch |
| 01/17/2012 | US8098120 Spring structure for MEMS device |
| 01/11/2012 | CN101582352B Relay for limiting position of armature by reed |
| 01/10/2012 | US8093972 Electromechanical device and electrical device with the electromechanical device |
| 01/10/2012 | US8093971 Micro-electromechanical system switch |
| 01/10/2012 | US8093970 Braided electrical contact element based relay |
| 01/10/2012 | US8093969 Low-power numerically controlled contactor and control system made of the contactors |
| 01/10/2012 | US8093968 Microelectromechanical element and electromechanical switch using the same |
| 01/10/2012 | US8093967 MEMS high speed switching converter |
| 01/04/2012 | CN202102982U High-efficient electromagnetic switch |
| 01/04/2012 | CN202102981U Automatic electromagnetic switch |
| 01/04/2012 | CN102308354A Polar electromagnet |
| 12/29/2011 | WO2011160883A1 Starting apparatus for internal combustion engines |
| 12/29/2011 | WO2011131167A3 Bistable magnetic actuator |
| 12/29/2011 | DE102010030379A1 Startvorrichtung für Verbrennungsmotoren Starting device for internal combustion engines |