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