Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 1 - Contacts
Patents for H01H 1 - Contacts (16,507)
09/1981
09/22/1981US4291210 Slide switch
09/22/1981US4291209 Circuit breaker having improved movable contact-drive mechanism interconnection
09/09/1981EP0035256A1 Getter body and process for its manufacture
09/08/1981US4288669 Electric control device
09/08/1981US4288667 Telescoping disconnect switch with rail-mounted telescope section
09/08/1981CA1108672A1 Hermetically sealed thermostatic switch
09/01/1981US4287500 Thermal protector
09/01/1981US4287499 Current interrupting apparatus having improved contact life
08/1981
08/25/1981US4286310 Lantern fed by an electric battery
08/18/1981US4284866 Membrane switch assembly
08/18/1981US4284862 Acceleration switch
08/18/1981CA1107334A1 Switch for high voltage
08/18/1981CA1107328A1 Thermally sensitive electrical switch
08/12/1981EP0033671A2 Low-voltage multi-pole differential switch
08/12/1981EP0033644A1 Intermetallic connector finishes
08/12/1981EP0033409A2 Trigger operated tool handle switch
08/11/1981US4283748 Circuit arrangement for operating heavy-duty equipment using electrical relaying device
08/11/1981CA1106885A1 Enclosed fused disconnect switch
07/1981
07/28/1981US4281229 Buzzer switch
07/22/1981EP0032331A1 Switch with wetted contacts and magnetic operation, and electric relay comprising such a switch
07/21/1981US4280030 High current mechanism having flexible contact arm
07/21/1981US4279649 Electrical contact material
07/14/1981US4278857 Vibration resistant electrical switch
07/07/1981US4277663 Electrical switch
07/07/1981US4277662 Switch blade with wiping contact action
07/07/1981CA1104685A1 Electrical device for contacting a removable contact finger with two parallel rail walls
07/07/1981CA1104381A1 Material and process for making electrical contacts and resulting product
07/01/1981EP0031159A1 Electrical contact
06/1981
06/30/1981US4276538 Touch switch keyboard apparatus
06/30/1981US4276460 Printed circuit board switch
06/17/1981EP0030471A1 Mercury switch
06/17/1981EP0030261A1 Use of brazing alloys for direct brazing of oxide-containing silver contacts onto contact supports
06/16/1981US4273975 Electric circuit breaker
06/16/1981US4273971 Electrical switch having rotatable and pivotable lever
06/16/1981US4273682 Artificial graphite
06/16/1981CA1103322A1 Terminal connector
06/16/1981CA1103293A1 High current contact
06/09/1981US4272662 Toggle switch with shaped wire spring contact
06/02/1981CA1102377A1 Connector for low voltage-heavy duty fuses with blade- type terminals
05/1981
05/27/1981EP0029205A1 High-current switch
05/20/1981EP0028684A1 Manufacture and aftertreatment of an article plated with gold, and article obtained thereby
05/19/1981US4268815 Multi-function touch switch apparatus
05/19/1981US4268731 Electrical switch
05/19/1981US4268726 Multiple cantilever spring contact switch
05/19/1981US4268568 Fluorocarbon polymer lubricant
05/12/1981US4267542 Thermal fuse for electrical apparatus
05/12/1981US4267419 Circuit breaker structure with shock absorbers
05/12/1981US4267418 Electric switch device
05/06/1981EP0028000A1 Push-button switch
05/05/1981CA1100587A1 Printed circuit contact and method of manufacture
04/1981
04/29/1981EP0027520A1 Electrical weak-current contact
04/28/1981US4264796 Circuit breaker having improved movable contact
04/28/1981US4264477 Keyboard
04/22/1981EP0027205A1 Use of nickel-palladium sintered material for electrical relay contacts
04/21/1981US4263491 Method for checking electric contacts of an enclosed-type switching device and an auxiliary apparatus for use with the switching device to use the method
04/21/1981US4263342 Method of manufacturing mercury contact on a beryllium base
04/21/1981CA1099792A1 Busbar system of electric high voltage switchgear
04/14/1981US4262179 Contact bridge arrangement
04/08/1981EP0026231A1 Method of manufacturing gas-filled electric switch
04/07/1981US4260973 Plug-in electromagnetic relay
04/07/1981US4260972 Electromechanical relay apparatus
04/07/1981US4260970 Position insensitive mercury relay switch
04/07/1981US4260860 DIP Rotary switch
04/07/1981CA1098950A1 Circuit breaker having improved movable contact
03/1981
03/31/1981US4259558 Multiple cantilever spring contact switch
03/31/1981US4259557 Rectangular electric contact for switch
03/31/1981CA1098573A1 Stationary contact combination
03/25/1981EP0025648A1 Silver, cadmium oxide, lithium carbonate contact material and method of making the material
03/24/1981US4258344 Small-sized power relay
03/24/1981US4258100 Comprising at least one layer of a rubber containing fine metal particles
03/24/1981US4257296 Shear back-gauging system
03/17/1981US4256358 Wire engagement and release arrangement
03/10/1981US4255636 Circuit breaker with current carrying conductor system utilizing eddy current repulsion
03/10/1981US4255003 Electrical connector
03/05/1981WO1981000644A1 Silver,cadmium oxide,lithium carbonate contact material and method of making the material
03/04/1981EP0024349A1 Material for electric contacts and process for its manufacture
03/03/1981CA1096756A1 High strength copper base alloy and preparation thereof
02/1981
02/24/1981CA1096427A1 High thermal and electrical conductivity ternimal for electrothermally operated switch including weldable cladding
02/24/1981CA1096161A1 Pressure-sensitive, electrically conductive elastomeric composition
02/17/1981CA1095961A1 Multi-phase switch with variable pole spacing
02/17/1981CA1095955A1 Mercury-wetted sealed contact switch
02/10/1981US4250531 Switch-arc preventing circuit
02/10/1981US4249944 Method of making electrical contact material
02/10/1981US4249787 Novel end-pressure connection device
02/04/1981EP0023312A1 Crack-free, heat absorbing sealing glasses with low working temperatures for hermetically encapsulating electronic components
02/04/1981EP0023298A1 Multipolar high tension circuit breaker
02/03/1981US4249056 Sequential switching device
02/03/1981US4249052 Has low current interruption capability
01/1981
01/28/1981EP0022980A1 Process for manufacturing silver powder
01/27/1981US4247327 Copper-lithium alloy having face-centered cubic structure
01/21/1981EP0022539A1 Electrical switch with sliding contacts
01/20/1981US4246457 Electrical switch construction, parts therefor and methods of making the same
01/20/1981US4246452 Switch apparatus
01/20/1981US4246321 Ag-SnO Alloy composite electrical contact
01/13/1981US4245203 Circuit interrupter with pivoting contact arm having a clinch-type contact
01/13/1981CA1093617A1 Electromagnetic contactor
01/07/1981EP0020647A1 Electric switch utilizing coil spring torsion biasing in switch operation
01/06/1981US4243852 Membrane switch with means for impeding silver migration
01/06/1981US4243413 Integrated Ag-SnO alloy electrical contact materials
01/06/1981CA1093128A1 Circuit breaker having insulation barrier
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