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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06/08/1993 | US5218334 Surface mountable high current resistor |
05/25/1993 | US5214407 High performance current shunt |
04/01/1993 | WO1993006605A1 Liquid-cooled heavy-duty resistor |
01/19/1993 | US5181008 Diamond encapsulated resistance temperature detector |
12/02/1992 | CN1019343B Center ventilated resistor grid |
11/17/1992 | US5165052 Slide-in resistor grid |
10/27/1992 | US5159310 Resistor grid heat dissipating assembly |
10/26/1992 | CA2066973A1 Slide-in resistor grid |
10/22/1992 | DE4112677A1 Fluid-cooled electrical resistor esp. for GTO-thyristor switching - consists of coaxial tubes cooled by contra-flow of liq. over entire surface of resistive elements |
10/20/1992 | US5157373 Post glover resistor |
10/20/1992 | US5157372 Flexible potentiometer |
09/30/1992 | EP0346327B1 Temperature controlled soldering iron with temperature setting established by a replaceable resistor |
09/02/1992 | EP0500976A1 Device to obtain a voltage proportional to a current to be measured |
09/02/1992 | EP0500975A1 Measuring resistor with current connections and at least one voltage connection |
06/25/1992 | WO1992010921A1 High voltage protection resistor |
05/12/1992 | US5113171 High-frequency current-viewing resistor |
05/05/1992 | US5111179 Chip form of surface mounted electrical resistance and its manufacturing method |
04/21/1992 | US5107187 High voltage protection resistor |
03/31/1992 | US5101190 Polytetrafluoroethylene |
03/10/1992 | CA1297140C2 Tape element and methods, for heating, pressure measurement and circuit fabrication |
03/03/1992 | US5093555 Electrical resistance; internal combustion engines |
01/08/1992 | CN2092802U Inductionless resistance |
11/26/1991 | US5068637 Plate-like metal element for electrical resistor grid assembly |
10/15/1991 | CA1290820C Temperature controlled soldering iron |
10/02/1991 | EP0449729A2 Flat power resistance |
09/19/1991 | DE4008422A1 Electrical power resistor for thyristor - has folded strip resistor elements in housing with circulated cooling fluid |
09/17/1991 | US5049852 Resistor grid heat dissipating assembly |
09/17/1991 | US5049851 Embossed and lanced resistor structure |
09/03/1991 | US5045831 Vertical flight resistor grid |
08/21/1991 | CN1053964A Plate-like metal element for electrical resistor grid assembly |
07/31/1991 | EP0438839A1 Electrical conductors formed of sub-oxides of titanium |
07/17/1991 | CA2034183A1 Embossed and lanced resistor structure |
07/02/1991 | US5028295 Carpet seaming iron with ultra thin guide strut and improved heat control |
06/04/1991 | US5020214 Method of manufacturing a hot wire air flow meter |
04/25/1991 | DE3935054A1 Electrical air-heater elements for integral duct - uses narrow=profile resistors for good heat transfer and separable connections for versatile use |
04/25/1991 | DE3933956A1 Force-cooled power resistor e.g. for railway locomotive converter - is of flat metal sheet of high specific electrical resistance presenting large cooling area |
04/24/1991 | EP0424254A1 Electrical resistor in the form of a surface mounting chip and process for making the same |
03/13/1991 | CN2073150U 高压阻尼线 High damping line |
02/06/1991 | EP0411542A2 Process and apparatus for producing spiral resistors |
02/05/1991 | CA1279887C Tape element and methods, for heating, pressure measurement and circuit fabrication |
05/22/1990 | US4926542 Method of making a surface mount wirewound resistor |
04/10/1990 | US4916428 High voltage, outdoor, air cooled, dynamic braking resistors and power distribution system incorporating the same |
03/27/1990 | US4912286 Used as resistance heater; corrosion and thermal resistance |
03/20/1990 | US4909079 Heat wire airflow meter |
03/01/1990 | DE3927690A1 Surface mount wirewound resistor |
02/28/1990 | EP0355431A2 Alloy as material for control and heating elements having a positive temperature coefficient |
02/14/1990 | CN1006780B Support frame for resistor elements in heating furnace for glass sheets |
02/14/1990 | CN1006779B Resistor element assembly for heating furnace of glass sheets and method of replacing resistor element |
02/07/1990 | CN1039500A Center ventilated resistor grid |
01/17/1990 | CN1006500B Resistance element for wound-type variable resistors and method |
12/20/1989 | EP0346327A1 Temperature controlled soldering iron with temperature setting established by a replaceable resistor. |
11/28/1989 | US4884053 Surface mount wirewound resistor and method of making the same |
11/20/1989 | EP0346327A4 Temperature controlled soldering iron with temperature setting established by a replaceable resistor. |
10/31/1989 | US4878039 Apparatus and method for providing a strain-resistant resistance temperature detector |
09/26/1989 | CA1261417A1 High voltage, outdoor, air cooled, dynamic braking resistors and power distribution system incorporating the same |
08/22/1989 | US4859649 Heat resistant, creep resistant, protective oxide coating |
08/09/1989 | CN2042591U Spring film thermal sensitive resistor |
07/11/1989 | US4847585 Center ventilated resistor grid |
06/22/1989 | DE3741525A1 Electrical device |
06/06/1989 | US4837549 Tapped resistor grid assembly |
06/01/1989 | DE3740252A1 High-power wire resistor |
05/09/1989 | US4829282 High efficiency high heat output electrical heater assembly |
03/15/1989 | EP0307372A2 Electric power resistor |
01/24/1989 | US4800359 Coils, protective coatings on wires |
01/11/1989 | CN2030751U Fiberglass core wire risistor production line |
11/22/1988 | CA1245316A1 Compact resistor assembly |
11/17/1988 | EP0290719A1 Semi-finished product made from ferritic steel and its uses |
09/07/1988 | WO1988006503A1 Temperature controlled soldering iron with temperature setting established by a replaceable resistor |
09/06/1988 | US4769094 Amorphous-nickel-base alloy electrical resistors |
08/04/1988 | DE3701784A1 Monitoring circuit for the protection of devices which are supported on a plurality of feet, especially high-voltage pylons |
07/19/1988 | US4758815 Tap element and methods, for heating, pressure measurement and circuit fabrication |
05/19/1988 | DE3639239A1 Liquid-cooled resistor |
03/02/1988 | EP0257509A1 Ceramic cross-piece |
01/20/1988 | EP0253304A2 Resistive tape element, processes for its preparation and its uses |
01/19/1988 | US4719693 Resistance element for wound-type variable resistors and method of making same |
12/08/1987 | US4712086 Support frame for resistor elements in a heating furnace for glass sheets |
10/13/1987 | US4700172 Lighting control apparatus for signal lights |
10/08/1987 | DE3611595A1 Electrical resistor for alternating current and a method for its production |
09/22/1987 | US4695821 Resistor element assembly for a heating furnace of glass sheets and method of replacing a resistor element |
08/04/1987 | US4684416 Alloy with small change of electric resistance over wide temperature range and method of producing the same |
06/16/1987 | CA1222891A1 Ni-cr type alloy material |
05/05/1987 | CA1221250A1 Apparatus and method for tensioning resistive wire |
04/07/1987 | US4655857 Ni-Cr type alloy material |
03/31/1987 | US4654627 Resistor grid assembly |
03/31/1987 | CA1219927A1 Electrical resistor and method and apparatus for making same |
03/17/1987 | US4651125 Resistor grid assembly with rib turbulence generators |
03/17/1987 | US4651124 Frame supported grid resistor |
01/20/1987 | US4638285 Surge suppressing resistor for a disconnect switch |
01/17/1987 | CN85101244A Resistance network supported on frame |
12/16/1986 | US4630024 Grid resistor and improved grid element therefor |
11/26/1986 | EP0203041A2 An electric power resistor structure |
11/05/1986 | CN86101687A Resistance element for wound-type variable resistors and method of making same |
09/24/1986 | EP0195765A2 Method and device for suspension of an electric resistance element |
07/30/1986 | EP0188733A1 Compact resistor assembly |
07/09/1986 | EP0186842A1 Resistor element assembly for a heating furnace of glass sheets and method of replacing a resistor element |
07/09/1986 | EP0186841A1 Support frame for resistor elements in a heating furnace for glass sheets |
07/02/1986 | CN85109431A Support frame for resistor elements in a heating furnace for glass sheets |
07/02/1986 | CN85109430A Resistor element assembly for a heating furnace of glass sheets and method of replacing a resistor element |
05/13/1986 | US4588976 Resistors obtained from sheet material |
04/15/1986 | CA1203300A1 Electrical resistor |