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Match Document Document Title
6909355 Illumination-type rotary variable resistor  
An illumination-type rotary variable resistor. A housing includes a round bottom plate, a cylindrical outer wall protruding in a first direction, and a cylinder. This housing houses an annular...
6833531 Temperature adjusting device for a soldering iron  
Disclosed is a temperature adjusting device for adjusting or setting temperature of a soldering iron, with the adjustment or setting being allowed to a particular authorized operator. The device...
6617958 Optical potentiometer  
An optical potentiometer comprised of a specialized circuit board and a movable reflector device capable of traveling left and right stably on the specialized circuit board. The movable reflector...
6079401 Single knob rotary oven control apparatus providing continuous and discrete control information  
In an appliance such as an oven for cooking food, the invention contemplates a user rotatable, single knob oven control device which provides both discrete and continuous control signals to the...
5939973 Rotary variable resistor with switch  
A rotary variable resistor with switch having a switch mechanism, in particular, a rotary variable resistor with switch corresponding to an ultrathin rotary variable resistor. Such a rotary...
5675309 Curved disc joystick pointing device  
A low-cost joy stick or pad with improved performance, reliability and durability which can be used as a cursor pointing device for computers, remote controls, video games, consumer electronics,...
5606303 Flexible printed circuit sleep switch for electronic device  
A notebook computer or other electronic device has a flexible cable interconnecting electronic circuitry in a base with electronic circuitry in a cover. A flexible potentiometer is coupled to said...
5565785 Potentiometer calibration method  
A calibration method for a potentiometer which provides indicia reflecting an accurate indication of actual electrical resistance throughout the resistive range of a particular potentiometer. The...
5539373 Rotor structure for a position sensor  
A rotor for use in a rotary position sensor includes an opening designed to receive a shaft having a flat. The rotor has a wedge within the opening designed to engage the shaft firmly but minimize...
5353004 Sensor for detecting steering angle  
During plural rotations of the the first potentiometer as a result of the operation of a steering wheel, though a specific position of the first potentiometer corresponds to plural rotation angles...
5343186 Variable resistor having the capacity to produce a fader start signal output  
A variable control fader with provisions for outputting a fader start signal upon movement of the fader from a position corresponding to the faders maximum attainable resistance value. This fader...
5323137 Potentiometer  
The potentiometer includes a ground terminal 1, a power terminal 2, a resistive element 4 provided between the ground terminal 1 and the power terminal 2, a sliding portion 18 for sliding on the...
5300918 Shaft rotary position sensor  
A position sensor assembly for sensing the rotary position of a rockshaft of a hitch mechanism includes a rotary potentiometer coupled to the rockshaft. The rockshaft is enclosed in a rockshaft...
5200747 Turn counting position sensor  
A position sensor (25) includes both a position potentiometer (90) and a turns count potentiometer (92). The position potentiometer (90) includes a pair of wipers (12 and 14) positioned on a rotor...
5187464 Extended life potentiometric position transducer  
A potentiometric position transducer comprises a resistive track movably mounted within a housing. A portion of the resistive track is between two fixed electrical contact points. A third...
5150095 Multi-position rotary switch with position sensor  
A rotary switch for controlling electrical circuitry in ranges, ovens, etc., to be manually adjusted for control of function cycles. Included with the manually operated function selector are means...
5144276 Rotary potentiometer  
A potentiometer includes a rotatably mounted lever which acts as a follower member adapted to lie in contact with a moveable finger, the movement of which the lever is to follow, the lever being...
5144275 Positioning cylinder, especially for subterranean mining  
A positioning cylinder assembly for subterranean mining applications has a rotary potentiometer connected through a friction wheel transmission with the spindle of the cylinder which is rotated...
5015801 Electrical circuit module  
An electrical circuit module in which structural elements of the circuit module are foamed or cast over with synthetic resin. At least one component is located in the interior of the resin and has...
4978846 Angular position measurement apparatus  
An angular position measurement system including a rotatable mechanism, a potentiometer coupled to the rotatable mechanism and adapted to produce a first output signal indicative of the angular...
4975562 Heater and thermostat unit  
A heater for heating water in an aquarium tank is provided with a thermostat which includes a bimetal strip carrying one contact and another strip carrying another contact. Upon deformation of the...
4962364 Illuminating type linear resistor for volume control  
An illuminating type linear resistor for volume control having an insulating substrate; a pattern of resistor and collector formed on one surface of the insulating substrate; a lead formed on the...
4903002 Displacement or position transducer  
In the case of a displacement or position transducer, it is provided that a onductor foil (5) is arranged over the resistor track (4), held at a distance from it and able to be pressed with...
4812803 Rotary potentiometer, especially for use as a rotational position sensor to detect the angular position of a shaft  
A rotary potentiometer having a casing resistor support held in the casing, a resistor layer on the support, a spring carrier supported for rotation in the casing, and a slider spring fastened at...
4780701 Potentiometer device  
A potentiometer device including a resistor path and a conductive film spaced therefrom. The film may be brought in contact with the resistor by exerting finger pressure. The tap voltage is stored...
4728921 Position indicator for an actuating drive  
A position indicator for an actuating drive device which has a range of positions and includes a potentiometer having a resistance strip with end connectors at opposite ends thereof. A tapping...
4672355 Manual belt control device  
A control mechanism for controlling a device having a movable control member, the control device having a housing and an endless belt with a substantially planar run manually movable by a finger....
4571571 Variable resistor acuated by pivotal actuator  
A variable resistor for use in a frequency regulator comprises an actuator having an intermediate portion pivotally supported by a casing, and a pair of opposite actuating end portions exposed from...
4542366 Illuminated variable resistor  
A rotary type illuminated variable resistor wherein a light source is disposed in a case, and first and second optical guide members for guiding light from the light source are respectively...
4523174 Illumination type rotary variable resistor  
Disclosed is an illumination type rotary variable resistor, in which a hollow shaft rotatable and displacable in the thrust direction and is coupled to a rotatable knob, in which a photo-conductive...
4504818 Slide rheostat  
In a slide rheostat with first and second light sources wherein at least one set of resistor and collector is printed on an insulating base plate so as to establish a variable resistance, and...
4426634 Variable resistance device  
A variable resistance device wherein a slide member is disposed slidably within an elongated case, resistance and collector elements are disposed on an insulating substrate, and a contactor...
4410873 Rotary variable resistor  
A rotary variable resistor wherein a pair of levers are arranged in a case, a knife-shaped cam has its one end pivotally mounted on a projection of each lever, and the cam comes into engagement...
4324197 Instrument assembly  
In an instrument assembly (1) a current value indicator element (6) is rotatably mounted on a shaft (5) and a set value indicator element (12) is controlled by a knob (14) and is mounted in the...
4201969 Variable resistor and switch assembly  
A variable resistor and switch assembly which in combination constitute an electronic tuning element assembly, comprises a variable resistor section having a slider movable along a resistance...
4173005 Position indicator  
A position indicator of potentiometer type includes two parallel wires, each having first and second ends, and a movable, rotatable contact cylinder around which the wires pass round at least one...
4118112 Method for reducing power dissipation in tapered resistor devices  
A tapered resistor device which includes generally a tapered resistive film comprising a semiconducting material or other suitable material with a negative temperature coefficient of resistivity is...
4114134 Potentiometer  
A potentiometer includes a conductive member and a resistive member both enclosed in a flexible fluid-filled bag so that depression of a point on the bag causes the conductive member to touch a...
4081781 Strip potentiometer  
An elongated tape fabricated of an electrically insulative material has a pair of strips which run therealong, these two strips being joined together at one end thereof but not at the other, to...
4016827 Magnetically coupled indicator means for control setting  
A magnetized pointer in conjunction with a dial scale affixed to a supporting panel, on the opposite side of which is located a rotary device such as a potentiometer, to the shaft of which is...
4006442 Electronic tuning element assembly  
A variable tuning resistor has a threaded shaft which moves a slider along a linear resistance element. A flexible ribbon is connected at one end to the slider to be moved thereby. A guide member...
4005381 Slide potentiometer  
A slide potentiometer comprising a housing having a printed circuit board positioned in an interior compartment formed therein. An elongated resistance element is provided on one side of the...
3997864 Variable resistor  
A variable resistor is disclosed which may readily attain or reproduce a preset value. A wiper arm or plate is carried by an outer shaft for rotation with a wiper in sliding contact with a resistor...
3979710 Apparatus for adjusting and indicating the operating curve of a weather-responsive heating regulator  
A heating regulator which is responsive to effective outdoor temperatures and the temperature of a heated fluid supplied by a boiler. The regulator has an adjustably positionable pointer which...
3968467 Touch controlled voltage-divider device  
A voltage divider device capable of providing any voltage in a preselected range of voltages, which voltage may be set by a touch of the finger is disclosed. The device includes a control element...
3952277 Combined variable resistor assembly provided with position indicator means  
There is provided a combined variable resistor assembly provided with position indicator means for indicating positions of individual variable resistors by respective bright spots adapted to be...
3916368 Positive motion fader device  
Two potentiometers having rotary output shafts are mounted on a support. Each of the output shafts has a substantially cylindrical wheel mounted on it for rotation with the output shaft. The axis...
3914728 Variable resistor provided with means for memorizing a set value of resistance  
A variable resistor having a slidable member carrying a rotatable roller and a movable push rod, wherein a contact provided on the periphery of the roller can be brought into contact with a...
3909770 Variable-slide resistor including light source having intensity dependent upon resistor setting  
A variable resistor is disclosed which indicates its adjusted resistance by light sources whose light changes in brightness or color as the resistance changes. A first resistor strip and a first...
3872420 ROTARY POTENTIOMETER  
The resistance element of a potentiometer is a flat semicircular strip with ends having outward extensions providing jutting contact tabs that may be slipped into spring clips and inward extensions...
Matches 1 - 50 out of 94 1 2 >