Patents for H01C 3 - Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven, or formed as grids (1,191) |
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03/25/1986 | CA1202390A1 Stiffened foil electric resistor |
02/04/1986 | US4568908 Compact resistor assembly |
09/04/1985 | EP0153425A1 Resistance element with zig-zag current paths |
07/16/1985 | US4529958 Electrical resistor |
07/09/1985 | CA1190285A1 Measurement shunt with compensation for induced error voltages |
06/26/1985 | EP0145898A1 Apparatus and method for tensioning resistive wire |
06/25/1985 | US4525238 Process for manufacturing an electric circuit intended for firing a pyrotechnic device and the circuit thus obtained |
06/25/1985 | US4525230 Method of manufacturing a ballast resistor support member |
06/05/1985 | EP0143683A1 Rotor for a distributor of an internal-combustion engine |
05/21/1985 | US4518439 Alloy with small change of electric resistance over wide temperature range and method of producing the same |
05/21/1985 | US4517735 Apparatus and method for tensioning resistive wire |
05/07/1985 | US4516108 Electrical resistor of stretched sheet metal |
01/15/1985 | US4494068 Measurement shunt with compensation for induced error voltages |
08/21/1984 | US4467311 Electrical resistor |
07/31/1984 | US4463338 Electrical network and method for producing the same |
07/24/1984 | US4462020 Winding wire around ceramic cement coated graphite mandrel |
06/27/1984 | EP0112245A2 Process for producing an electric circuit adapted for igniting a pyrotechnical device, and circuit thus produced |
02/29/1984 | EP0101623A1 Supporting device for zig-zag winding, and use of this supporting device |
02/28/1984 | US4434417 Liquid-cooled power resistor and use thereof |
11/29/1983 | US4418328 Method of manufacturing a ballast resistor support member and finished article |
11/22/1983 | CA1157298A1 Resistor composition and method of manufacture thereof |
09/27/1983 | US4406994 Wire-wound resistor |
09/14/1983 | EP0088599A2 Ni-Cr type alloy material |
12/15/1982 | EP0066902A1 Liquid-cooled power resistor and its application |
11/16/1982 | US4359710 Annular resistor with zig-zag layer pattern for resistance elements |
10/26/1982 | CA1134470A1 Starting resistance for a rotating electrical machine |
09/01/1982 | EP0059006A1 Wire-wound resistor |
07/13/1982 | US4339743 Multiple resistance element assembly and method of making same |
07/13/1982 | CA1127730A1 Electric resistance unit with a flexible metal mounting means |
03/30/1982 | US4322710 Electrical resistors |
03/10/1982 | EP0046975A2 Electrical network and method of making the same |
03/09/1982 | US4319216 Discharge resistor |
02/23/1982 | US4317104 Precision resistor for measurement purposes |
02/23/1982 | US4317102 Hot foil transducer skin friction sensor |
02/16/1982 | US4316172 Resistor such as for dynamic braking of electric motors |
01/19/1982 | US4311900 Heater band |
12/29/1981 | US4308477 Starting resistance for a rotating electrical machine |
11/03/1981 | US4298505 Resistor composition and method of manufacture thereof |
09/01/1981 | US4286377 Method of manufacture for a resistance heater and temperature sensor |
06/10/1981 | EP0030186A1 Measuring shunt with induced error-voltage compensation |
04/08/1981 | EP0026290A1 Process for the production of low ohmic resistors |
03/17/1981 | CA1097749A1 Spiral wound electrical igniting coil |
02/24/1981 | US4252016 Air flow rate metering instrument |
01/27/1981 | US4247842 Cut-in resistance for motor vehicle heating fans |
01/27/1981 | CA1094655A1 Electrical grid resistor for dynamic braking of a locomotive car |
12/09/1980 | US4238756 Electric resistance unit |
12/02/1980 | US4237444 Heavy-duty precision wire-wound alternating-current resistor and method of making |
09/02/1980 | CA1085062A1 Method of manufacturing electric resistors from metal sheets or films, and the resistors obtained thereby |
08/05/1980 | CA1083080A1 Method of manufacture of electric resistors from a metal sheet fixed on an insulating support |
07/08/1980 | US4211934 Current-measuring input for an electronic relay |
06/17/1980 | US4207672 Heater element mounting |
06/03/1980 | US4206492 Electric gas ignitor utilizing a fiber ignition element |
05/27/1980 | US4204316 Method of manufacture of a heater band |
01/22/1980 | US4185263 Wire-wound resistor |
10/18/1979 | WO1979000819A1 Fixed resistors |
10/17/1979 | EP0004539A2 Heavy-duty wire resistor |
05/15/1979 | US4155063 Temperature sensor means |
04/10/1979 | US4148669 Zirconium-titanium alloys containing transition metal elements |
03/27/1979 | US4146868 Resistance unit structure |
02/27/1979 | CA1049631A1 Helical resistor and method for assembling |
02/20/1979 | CA1048816A1 Glassy metal alloy temperature sensing elements for resistance thermometers |
02/13/1979 | CA1048303A1 Precision resistors using amorphous alloys |
01/30/1979 | US4137516 Grinding wheel crack detector |
01/23/1979 | US4135924 Filaments of zirconium-copper glassy alloys containing transition metal elements |
01/23/1979 | CA1047137A1 Externally ventilated strip-resistance unit having a high load-carrying capacity |
12/19/1978 | US4130815 Formed heating ribbon and coil |
12/12/1978 | US4129849 Fault current limiting resistor |
11/21/1978 | US4126449 Zirconium-titanium alloys containing transition metal elements |
10/17/1978 | US4121189 Electrical resistor and method of making same |
10/17/1978 | CA1040695A1 Pipe sheathed heater with electrical radiant body supported in the pipe with high melting point insulating powder |
10/10/1978 | US4119832 Hermetically sealed electrical gas fuel igniter |
09/12/1978 | US4113478 Zirconium alloys containing transition metal elements |
09/05/1978 | US4112410 Heater and method of making same |
08/15/1978 | US4106186 Boron nitride insulating material |
07/25/1978 | US4103277 Ceramic enveloped electrical heating element |
07/11/1978 | US4100526 Grid resistor |
05/30/1978 | US4092626 Continuous web consisting of resistance foil material between two insulating foil layers and method for the production of such webs |
05/23/1978 | US4091355 Anchored coil heater |
02/21/1978 | US4075452 Electroresistor and method of making same |
02/07/1978 | US4072921 Low inductance precision resistor deposited on an adhesive backing and wound on a bobbin |
12/27/1977 | US4064757 Glassy metal alloy temperature sensing elements for resistance thermometers |
10/18/1977 | US4053977 Method for etching thin foils by electrochemical machining to produce electrical resistance elements |
08/02/1977 | US4039996 Electric heating elements |
08/02/1977 | US4039995 Electric heating elements |
07/26/1977 | US4038628 Electric resistor |
07/05/1977 | US4034330 Sheath heater |
06/14/1977 | US4028793 Method of assembling helical resistor |
05/24/1977 | US4025893 Continuous web consisting of resistance foil material between two insulating foil layers and method for the production of such webs |
05/24/1977 | US4025891 Method for making a hot wire anemometer and product thereof |
05/03/1977 | US4021769 Electrical heating element |
01/04/1977 | US4001761 Helical resistor and method for assembling |