Patents
Patents for H01C 10 - Adjustable resistors (3,867)
05/1992
05/05/1992US5111178 Used in potentiometers where wiper contacts the polymer film, fibers or shperical particles on surface
04/1992
04/22/1992CN1060551A Radiator having dust absorption case
04/21/1992US5107209 Power supply testing system for non-utility power generators
04/14/1992US5105128 Focusing unit
04/09/1992DE4031231A1 Measuring probe esp. for liq. level pick=up - supports vertical row of magnetically operated switches with assigned resistors forming potentiometer
04/01/1992EP0342220B1 A pressure responsive potentiometer
03/1992
03/25/1992CN2100016U Intellect resistance
03/18/1992EP0474943A2 Variable resistor device
03/10/1992US5095299 Potentiometer
03/10/1992US5095298 Surface mount variable resistor with insert-molded slider
03/10/1992CA1297140C2 Tape element and methods, for heating, pressure measurement and circuit fabrication
03/03/1992US5093648 Rotational type variable resistor
03/03/1992US5093647 Sliding electric parts
02/1992
02/19/1992CN2096803U Variable resistor with light-emitting diode and without cover
02/19/1992CN1015578B Electrode water circulation and processing system and hooded radiator for water rheostat
02/11/1992US5087904 Joy stick
02/11/1992CA1295704C Device for low-frequency electrotherapy
01/1992
01/30/1992DE4123503A1 Detector arrangement for data entry via controller - contains groups of pairs of small detectors in assembly of latching elements
01/29/1992EP0468622A2 Variable resistance switch
01/29/1992CN2094791U Starting liquid resistant-changing device for wire wound motor
01/29/1992CN2094790U Light-adjusting potentiometer speed changing structure
01/28/1992US5084692 Rotary assembly combined with an electrical switch
01/09/1992WO1992000594A1 Rheostatic switching arrangement
01/07/1992US5079536 Pressure transducer for musical instrument control
01/02/1992DE4121264A1 Schalter, insbesondere zur drehzahlregelung von elektromotoren o. dgl. Switch, especially for speed control of electric motors o. The like.
12/1991
12/24/1991US5075604 Variable resistance switch
12/16/1991WO1991020088A1 Electrically conductive polymer thick film of improved wear characteristics and extended life
12/16/1991CA2085220A1 Electrically conductive polymer thick film of improved wear characteristics and extended life
12/12/1991DE4018387A1 PCB with film resistors in series - has slider contacting some resistors in parallel with additional adjustable resistors
12/10/1991US5072206 Linear-movement potentiometer
12/10/1991US5071611 Method of making molded resin casing of electronic part with flat cable
11/1991
11/27/1991CN2089652U High reliable non-interruption resistance inductless resistor
11/26/1991US5068635 Stress sensor having deformable ceramic hollow member
11/13/1991EP0455838A1 High-speed orienting device on an observation and/or armoured vehicle
11/12/1991US5064573 Resistive paste comprising oxides of ruthenium, lead, iron and zinc
10/1991
10/22/1991US5059940 Single turn potentiometer with direct rotor-to-housing seal
10/22/1991US5059939 Variable resistor device
10/01/1991US5053742 Variable resistor
10/01/1991US5053741 Variable resistor
09/1991
09/26/1991DE4009108A1 Thermocouple setting appts. e.g. for potentiometer or valve - uses wire under spring tension wound around core
09/25/1991EP0447753A1 Voltage divider
09/24/1991US5051719 Thick-film non-step resistor with accurate resistance characteristic
09/20/1991CA2038219A1 Protective cap for rotatably-adjustable electronic components
09/18/1991CN2085111U Timely automatic voltage regulator
09/17/1991US5049827 Non-contacting potentiometer
09/10/1991US5047746 Potentiometer wiper assembly
09/03/1991US5045830 Hydraulic actuating apparatus
08/1991
08/27/1991US5043695 Housing assembly for miniature electronic device
08/22/1991DE4004479A1 Electrical voltage setting element - has series of resistance paths printed on carrier cooperating with sliders
08/21/1991EP0442015A1 Variable resistor utilizing extension type conductive rubber
08/21/1991CN2083325U Push-type potentiometer
08/13/1991US5039975 Resistor substrate
08/13/1991US5039974 Protective cap for rotatably-adjustable electronic components
08/10/1991CA2035819A1 Rapid orientation apparatus for an observation and/or weapon-carrying vehicle
08/08/1991WO1991011814A1 Single turn potentiometer with direct rotor-to-housing seal
08/01/1991DE4002262A1 Potentiometer for throttle flap position detection - achieves pressure balance between inside of housing and surroundings to counteract effect of dirt
07/1991
07/30/1991US5036306 Pressure responsive potentiometer
07/30/1991US5035836 Solid lubricated resistive ink for potentiometers
07/11/1991WO1991010240A1 Process for making a wear-resistant layer
07/11/1991DE4000521A1 Variable parameter source of e.g. for IC engine fuel measurement - contains potentiometer with voltage applied to centre tapping and auxiliary circuit connected to determine tapping position
07/02/1991USRE33627 Variable resistor
06/1991
06/27/1991WO1991009408A1 Angle of rotation potentiometer
06/27/1991DE3942799A1 Verfahren zum herstellen einer abriebfesten schicht A method of manufacturing an abrasion-resistant layer
06/20/1991DE4040331A1 Rotation degree potentiometer - has contact plug connected to tracks via sockets integrated in fixed disc
06/19/1991CN1052406A Focusing unit
06/05/1991EP0430612A2 Sealed variable resistor
06/04/1991US5020366 Liquid level sensor
05/1991
05/29/1991CA2030485A1 Sealed variable resistor
05/16/1991DE4039566A1 Appts. for sensing adjustment of variable impedance device
05/14/1991US5015801 Electrical circuit module
05/08/1991DE4039568A1 Appts. for sensing adjustment of variable impedance device
05/08/1991CN1051264A 可编程电阻信号源 Programmable resistance sources
05/07/1991US5013505 Method of molding a casing on a rotary electric component
05/02/1991DE3936553A1 Electronic switching device - has built-in potentiometer for setting that is accessed through sidewall
04/1991
04/17/1991CN2075379U Mini-resistor with button switch
04/02/1991US5004996 Sensing pressure
03/1991
03/28/1991DE3930821A1 Rotary potentiometer with incorporated switch - has switch cam integral with spring carrier for elliptical slider spring
03/20/1991EP0417442A2 Potentiometer which determines the position of a mobile element
03/20/1991EP0366680A4 A nonvolatile nonlinear reprogrammable electronic potentiometer
03/19/1991US5001762 Miniature modular volume control and integrated circuit assembly for use with a hearing air
03/19/1991US5001454 Chromium, oxygen and a metal or semiconductor film as a resistor
03/05/1991US4998089 Potentiometer and method of making the same
03/05/1991US4998088 Variable resistor and manufacturing method for the same
02/1991
02/26/1991US4996511 Pressure-sensitive resistance element
02/19/1991US4994782 Variable resistor
02/19/1991US4994752 Position detecting potentiometer for a moving body
02/05/1991CA1279887C Tape element and methods, for heating, pressure measurement and circuit fabrication
02/02/1991CA2022310A1 Variable impedance device and circuit for sensing adjustment thereof
01/1991
01/30/1991EP0410146A2 Sliding resistance
01/29/1991US4988840 A safety device
01/17/1991DE3922062A1 Electric connector with contact and counter contact - has contact separator between welding and contact connecting points
01/15/1991US4984623 Electrode water circulation and processing system and hooded radiator for water rheostat
01/09/1991CN2069162U Piezopotentiometer
01/08/1991US4984046 Silicon pressure sensor having a resistance layer of polycrystalline semicondutor
01/08/1991US4983946 Variable resistor with switching mechanism
01/08/1991CA1278707C Motion transducer
12/1990
12/27/1990EP0403881A2 Solid lubricated resistive ink for potentiometers
12/19/1990EP0402618A2 Rotary potentiometer with rotary body and driving means
12/19/1990CA2016205A1 Solid lubricated resistive ink for potentiometers
12/18/1990US4978939 For hand switches of power tools
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