Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 1 - Contacts
Patents for H01H 1 - Contacts (16,507)
10/1999
10/19/1999US5967303 Switch activating mechanism
10/19/1999US5967300 Switch with flexible conductor foil
10/19/1999US5967297 Wiping elastomeric switch
10/14/1999WO1999052119A1 Encapsulating module with a three-position switch integrated into a current path for a gas-insulated switchgear installation
10/13/1999EP0949400A2 Power window apparatus for a vehicle
10/13/1999EP0843885B1 Polarized electromagnetic relay
10/13/1999CN1045682C Contacts material for vacuum valve
10/12/1999US5966066 Micromechanical memory sensor
10/07/1999WO1999050864A1 Switch with snap-action closure
10/07/1999WO1999050863A2 Fabricating and using a micromachined magnetostatic relay or switch
10/07/1999WO1999024783A9 Microelectromechanical positioning apparatus
10/07/1999DE19813940A1 Micromechanical acceleration sensor
10/07/1999CA2326164A1 Switch with snap-action closure
10/06/1999EP0948006A2 Arrangement for indication of switching condition and consumption of the contacts of an electric switch
10/06/1999EP0946792A1 Micromechanical building component and production process
10/06/1999EP0896728B1 Switching device
10/06/1999CN1231059A Microswitch
10/05/1999US5963772 Electrically conductive material and method of making
10/05/1999US5962949 Microelectromechanical positioning apparatus
10/05/1999US5962118 Pressure activated switching device
10/05/1999US5960939 Position detecting, rotary switch with movable contact-rotor assembly including relative rotary moment inhibiting structure
10/05/1999US5960541 Method of making circuit breaking contact with micro-contact interface
09/1999
09/29/1999EP0945881A2 Electrical switch
09/29/1999CN1230296A Cageclamp-technology connecting piece
09/28/1999US5960372 Method of monitoring electrical wear on selector switch disconnectors in a high voltage station
09/28/1999US5959525 Variable resistance slide control device with a switch
09/28/1999US5959517 Fault current tolerable contactor
09/28/1999US5959338 Micro electro-mechanical systems relay
09/23/1999DE19809450A1 Elektrisches Mehrlagen-Kontaktprofil Electrical multilayer Contact Profile
09/22/1999EP0878016B1 Method of establishing the residual useful life of contacts in switchgear and associated arrangement
09/22/1999CN2340080Y Modular-assembling type main-circuit connector
09/22/1999CN2340079Y Probe for connector of main circuit
09/21/1999US5956560 Tungsten-copper composite powder
09/21/1999US5955818 Machine structures fabricated of multiple microstructure layers
09/21/1999US5955817 Thermal arched beam microelectromechanical switching array
09/16/1999DE19813323C1 Thermoplastic switching carrier arrangement for use in Molded Interconnect Devices and manufacturing process
09/16/1999DE19810982A1 Current limiter and rapid earthing arrangement with conductive powder
09/16/1999DE19809801A1 Electrical contact arrangement, esp. for motor vehicles
09/15/1999EP0942446A2 Lever switch and method of operating the same
09/15/1999EP0889804B1 Device for interrupting the flow of current in a cable
09/15/1999EP0686116B1 Electrical switches and sensors which use a non-toxic liquid metal composition
09/14/1999US5952629 Switch apparatus
09/09/1999DE19809961A1 New gold-palladium-ruthenium alloy for contact coatings of miniature switches especially telecommunications relays
09/08/1999EP0940831A2 Thermal-type overload relay.
09/08/1999EP0940830A2 Contact piece for vacuum chambre and manufacturing process
09/08/1999EP0940829A2 Electrical multilayer contactprofile
09/08/1999CN2337662Y Double-pole AC contact with protective enclosure
09/08/1999CN2337661Y Main circuit switch
09/08/1999CN1227878A Contact material gold-base alloy
09/07/1999US5949315 Polarized relay
09/07/1999US5949041 Automatic transmission control switch and harness assembly and method of manufacture
09/07/1999US5949029 Conductive elastomers and methods for fabricating the same
09/01/1999EP0938760A1 Rolling electrical contactor
09/01/1999EP0882302B1 Current breaker for a vehicle battery lead
09/01/1999CN2336464Y Transformer tap changer fixed contact
09/01/1999CN1227396A Circuit breaker with automatic catch to prevent rebound of blow open contact arm
09/01/1999CN1227339A Overcurrent protection apparatus for refrigeration and air conditioning compressor systems
08/1999
08/31/1999US5945898 Magnetic microactuator
08/31/1999US5945650 Polyphase rotary switch including arc chamber system with arc grids, line shields and baffles
08/26/1999WO1999042843A1 Semiconductor acceleration sensor and self-diagnosis thereof
08/25/1999EP0938112A2 Rotary switch device
08/25/1999EP0938111A2 Contact key switch and method for its manufacturing the same
08/25/1999EP0937316A1 Cageclamp-technology connecting piece
08/25/1999EP0937305A1 Switch system operating by the mid technique
08/25/1999CN2335241Y High melting point safety type relay contactor
08/24/1999US5943223 Power conversion circuit
08/24/1999US5942966 Closing-edge-type fuse
08/24/1999US5941370 Electrical contact wear
08/24/1999CA2163359C Conducting spring for a circuit interrupter test circuit
08/24/1999CA2093420C Electric arc and radio frequency spectrum detection
08/19/1999DE19803560A1 Push-button or snap-action electric switch
08/17/1999US5939690 Structure of push-on switch
08/17/1999US5938472 Tamper indicating arrangement
08/12/1999DE19813177C1 Electric switch, esp. medium voltage switch for power supply networks
08/11/1999EP0935270A1 Slide switch apparatus
08/11/1999EP0935269A1 Swithcasing for electrical switch
08/11/1999EP0935266A1 Sliding switch contact structure
08/11/1999CN1225724A Wafer-level burn-in and test
08/10/1999US5936497 Starter contactor having an electronic control circuit, and a vehicle engine starter having such a contactor
08/10/1999US5936217 Enclosed casing containing elecrical contact and microcapsules containing organic acid which vaporizes and oxidizes organic compounds produced on surface of contact, wherein activation of surface is suppressed
08/05/1999WO1999038426A1 Thermostat with thermistors and switch-relays for heating resistors in an electrical household appliance
08/05/1999DE19803922A1 Contact set for electrical installation switch fitted to current rail in LV distribution network
08/04/1999EP0876671B1 Electrical switching device
08/04/1999CN2332056Y Sheath-type DC. circuit breaker
08/04/1999CN1225189A Tubular switch and device for connecting the switch
08/04/1999CN1224901A Movable contact part for high voltage circuit breaker with self-extinguishing expansion
08/04/1999CN1224768A Copper-base silver-less and cadmium-less alloy material for low-voltage electrical contact
08/04/1999CN1044532C Breaker device
08/04/1999CN1044531C Rotary step switch
08/04/1999CN1044530C Arc switching electromechanical switch
08/04/1999CN1044529C Contacts material for vacuum valve and method of manufacturing the same
07/1999
07/28/1999EP0932173A1 Mobile contact element for a HT circuit breaker, and expandable
07/28/1999EP0932172A2 Contact arrangement for aN ELECTRIC power circuit breaker
07/28/1999EP0931368A1 Electrical assemblies
07/27/1999US5930416 Ambient light and dust protection for a mechanically operated optical switch
07/27/1999US5929626 System for measuring low current with contact making and breaking device
07/27/1999US5929410 Terminal structure for vacuum circuit breaker
07/27/1999US5927485 Auxiliary switch including cam operated, u-shaped leaf spring bridging contact arrangement
07/22/1999DE19758357C1 High-voltage (HV) outdoor, compact switchbay arrangement
07/21/1999EP0929416A1 Microswitch device for control elements of vehicle commutation switches
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