Matches 1 - 9 out of 9
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7263870 Gauge calibration method  
The instrument panel gauge assembly includes an applique having gauge graphics printed thereon and a needle pointer for a gauge assembly positioned adjacent thereto. A transparent chaplet is formed...
7042368 Automated meter reader device having optical sensor with automatic gain control  
The present invention achieves technical advantages as an AMR device and method of use having an optical transceiver adapted to read analog meter faces. The transceiver advantageously includes an...
6940269 Meter unit having magnetic pointer position detector  
A speed meter unit has a magnetic pointer position detector, including an output coil, a detection coil and a magnetic piece. The output coil generates magnetic flux. The detection coil is for...
6798352 Optical sensor for utility meter  
A radio frequency automated meter reading (AMR) device for determining quantities of a consumed utility product including electric, gas and water service. The present invention intermittently...
6741184 Pointer position detection using light emitting diodes  
An apparatus and method sensing the absolute position of a gauge. A pointer having a predefined rotation with a circular travel pattern. At least one light emitting diode that generates an optical...
6157311 Portable electro-magnetic radiation sensor warning device  
A portable, compact, freestanding sensor housing is configured to be stably and removably affixed relative to a metering device having a movable indicator element. The housing includes a...
4978954 Non-contact type potentiometer employing a triangular wave encoder  
A non-contact type potentiometer employing a triangular wave encoder includes a triangular wave encoder for outputting a triangular wave signal consisting of a LEAD signal and a LAG signal having...
4825070 Displacement detector for detecting an amount of displacement of an object to be measured  
A displacement detector in accordance with the present invention detects the amount of displacement of an object to be measured. Sensing means are arranged side by side with predetermined spacing...
4779094 Apparatus for remotely determining the angular orientation, speed and/or direction of rotary objects  
A circular array of equally spaced, identical stationary electrodes are arranged about the center of the array and a rotary electrode is substantially arranged on a surface of the rotary member to...
Matches 1 - 9 out of 9