Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 50 - Details of electromagnetic relays
Patents for H01H 50 - Details of electromagnetic relays (9,923)
01/1999
01/20/1999CN1205530A Electric current switching apparatus with arc spinning extinguisher
01/19/1999US5861787 Reverse power protection circuit and relay
01/19/1999US5861785 Electromagnetic relay
01/14/1999WO1999001882A1 Electromagnetic relay
01/14/1999WO1999001881A1 Electro-mechanical latch relay
01/14/1999CA2295112A1 Electro-mechanical latch relay
01/14/1999CA2294876A1 Electromagnetic relay
01/13/1999CN1205111A Electrical switching device
01/13/1999CN1204848A Electric relay with forced guiding contact set
01/13/1999CN1204843A Sof magnetic alloy of Fe-Ni-Cr-Ti type for magnetic circuit of high-sensitivy relay
01/12/1999US5857874 Terminal structure for connection to electric connection box
01/07/1999EP0889497A2 Combination switch device
01/07/1999EP0889496A1 Electromagnetic relay with manual actuator
01/07/1999EP0889488A1 Soft magnetic alloy of the Fe-Ni-Cr-Ti type for magnetic circuit of a high sensitive relay
01/07/1999EP0721650B1 Bistable magnetic actuator
12/1998
12/30/1998WO1998059351A2 Electromagnet system and method for assembling a core and a yoke in such a system
12/30/1998EP0887915A2 Multi-channel motor winding configuration and pulse width modulated controller
12/30/1998EP0887828A2 Electromagnetic relay used in a telephone exchange or the like and contact spring assembly for the electromagnetic relay
12/30/1998CN2302594Y Large-capacity magnetic socket switch and toggle switch
12/30/1998CN1203435A Terminal structure for magnet switch of starting motor
12/23/1998EP0885448A1 Electromagnetic switching device with restricted guidance
12/23/1998CN2301788Y Electronic controlled AC contactor
12/22/1998US5852392 Electromagnetic relay
12/17/1998DE19725202A1 Relay switch for electric drive system e.g. of wood machining tool
12/16/1998EP0883886A1 Improved sealed relay
12/16/1998EP0834183B1 Relay for high breaking capacities
12/16/1998CN1202267A Contactor safety combination
12/10/1998DE19715261C1 Relay
12/09/1998EP0801798A4 Sealed relay device
12/09/1998CN1201552A Switching device
12/09/1998CN1201247A Electromagnetic relay and contact spring assembly for electromagnetic relay
12/09/1998CN1041141C Change-over switch
12/08/1998US5847631 Magnetic relay system and method capable of microfabrication production
12/03/1998WO1998040898A3 Two pole contactor
12/03/1998DE19721977A1 Structure for locking and closing together two complementary connectors
12/02/1998CN1200838A Connecting device
12/02/1998CN1200837A Switchgear unit
12/01/1998US5844457 Electromagnetically operated electric switching apparatus
12/01/1998US5844456 Electromagnetic relay
12/01/1998US5844186 Motor contractor with mechanical lock-out
11/1998
11/26/1998DE19721717A1 Armature plate e.g. for electromagnetic relay with adjustable armature plate stroke/travel
11/25/1998EP0880158A2 Electromagnetic relay equipped with bi-stable safety test push-button
11/25/1998EP0880156A2 Resistor arrangement for an electromagnetic switching device destined for switching a capacitive load
11/25/1998EP0879474A1 Electronic switch magnet control system for switching on and holding a contactor
11/25/1998EP0879471A2 Bulk fabricated electromagnetic micro-relays/micro-switches and method of making same
11/25/1998CN1200195A Relay and matrix relay
11/24/1998US5839912 Electrical plug-and-socket connection
11/19/1998DE19727991C1 Electromagnetic relay with plug-in contact set
11/18/1998EP0830701B1 Arrangement of a relay on a plug base
11/18/1998CN1199499A Method of arranging several relay functions and multiple relay arrangement configured in accordance with said method
11/12/1998WO1998050933A1 Relay with contact springs
11/12/1998WO1998050932A1 Electromagnetic relay
11/12/1998DE19726055C1 Electromagnet system with method of jointing core and yoke
11/11/1998EP0876674A1 Electromagnetic relay of narrow construction and method of producing the same
11/11/1998EP0876671A1 Electrical switching device
11/10/1998US5834998 Electromagnetic relay
11/10/1998US5834723 Apparatus for retaining a movable contact in a circuit interrupter
11/05/1998WO1998035371A3 Flow hole and flow projection
11/05/1998DE19719355C1 Polarised electromagnetic relay
11/03/1998US5831502 Relay with positively guided contact sets
10/1998
10/29/1998WO1998048436A1 Electromagnetic switching device
10/29/1998WO1998048245A2 Sensor device for inductive displacement measurement of switching contacts of electromagnetic switchgear and electromagnetic switchgear with a sensor device for inductive displacement measurement
10/28/1998EP0874376A2 Method of manufacturing oxide superconducting magnet system, oxide superconducting magnet system, and superconductive magnetic field generating apparatus
10/28/1998EP0873908A2 Current detecting resistor and car-borne unit
10/27/1998US5828281 Rotary switch with low play
10/22/1998WO1998047163A1 Electromagnetic relay
10/22/1998DE19729595C1 Capacitor switching contactor arrangement
10/22/1998DE19719357C1 Miniature electromagnetic relay
10/22/1998DE19716607A1 Sensorvorrichtung zur induktiven Wegmessung von Schaltkontakten elektromagnetischer Schaltgeräte und elektromagnetisches Schaltgerät mit einer Sensorvorrichtung zur induktiven Wegmessung Sensor device for inductive distance measurement of switch contacts of electromagnetic switching devices, and electromagnetic switching device with a sensor device for inductive distance measurement
10/21/1998EP0872865A1 Electromagnetic relay
10/21/1998CN1196824A Polarized electromagnetic relay
10/21/1998CN1196823A Polarized electromagnetic relay
10/21/1998CN1196822A Magnet damping apparatus
10/20/1998US5825269 Electromagnetic switchgear
10/20/1998US5823798 Electric center for motor vehicles
10/15/1998DE19714788A1 Cable junction box in lamp mast for street light control
10/14/1998CN1195872A Electric current switching apparatus with tornadic arc extinguishing mechanism
10/14/1998CN1040262C Iron core retaining structure of electromagnetic contactor
10/12/1998CA2234190A1 Electrical switching device
10/08/1998DE19718985C1 Electromagnetic relay with simplified mfr. of contacts
10/08/1998DE19716380C1 Elektromagnetisches Schaltgerät Electromagnetic switching device
10/08/1998DE19715914C1 Elektromechanisches Relais Electromechanical relay
10/07/1998EP0869525A1 Electromagnetic relay
10/07/1998EP0869519A1 Planar magnetic motor and magnetic microactuator with such a motor
10/07/1998EP0868735A1 Switchgear unit
09/1998
09/30/1998EP0867030A2 Switching device
09/29/1998US5815057 Electronically controlled switching device
09/29/1998US5814696 Polyester resin composition and a relay component formed thereof
09/29/1998US5813868 Electrical contact spring arm positioning arrangement
09/23/1998EP0865661A2 Contactor safety combination
09/22/1998US5812041 Terminal housing mounting structure for electromagnetic switch
09/17/1998WO1998040898A2 Two pole contactor
09/17/1998CA2283377A1 Two pole contactor
09/16/1998EP0865060A2 Electromagnetic relay
09/16/1998EP0796503B1 Polarized relay
09/16/1998CN1193177A 电磁继电器 Electromagnetic Relays
09/15/1998US5808533 Modular relay
09/09/1998EP0863530A2 Electric circuit board and method of producing the same
09/09/1998EP0863529A1 Electromagnetic relay
09/09/1998EP0862782A1 Switch with inductor function
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