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5528518 |
System and method for collecting data used to form a geographic information system database
A portable data acquisition device, including a position-determining device and data collector, determines and stores positional data associated with objects positioned in a geographical area...
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5526282 |
Alignment analyzer with graphical alignment tolerance display
An alignment analyzer for facilitating the alignment of a machine set including co-rotatable in-line shafts includes a display device on which separate offset misalignment and angle misalignment...
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5517310 |
Method and apparatus for obtaining and analyzing an image of a elongate slot
An inspection device and method determines the accuracy of an irregular shaped elongate slot disposed through a piece part supported on an indexable turntable. The inspection device includes a...
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5517430 |
Real-time digital orientation device
A real time directional orientation apparatus is disclosed for use in a four pi (4π) geometry. The apparatus is to be affixed to an object which translates in space. A source emitter means, which...
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5510977 |
Method and apparatus for measuring features of a part or item
An apparatus for measuring position and orientation of features of a part or item, using a portable coordinate measuring machine (CMM) is presented. A master or standard reference file for the part...
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5502898 |
Field portable site survey system
A field portable site survey system includes a portable computer interfaced directly with a rangefinder of the type which needs no reflector, e.g. a rangefinder which receives a signal from a...
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5495427 |
High speed high resolution ultrasonic position and orientation tracker using a single ultrasonic frequency
An ultrasonic tracking system embodying the invention has an array of plural ultrasonic detectors at discrete locations, the plural detectors being responsive to an ultrasonic signal of frequency f...
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5490092 |
Vehicle ride height measurement apparatus and method
An apparatus and method for determining the vertical distance between a point on a vehicle and a reference line comprises a linear measuring device, a fixture to aid in the taking of linear...
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5488566 |
Multi-coil impedance
Disclosed is a method of designing a position sensor having a plurality of coils so that the total impedance of the sensor varies according to a desired impedance function. The method includes the...
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5485410 |
Measurement calculator
A measurement calculator for storing and calculating measurement data comprising computer circuitry having central processing unit circuitry adapted for controlling the status of operations of the...
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5453684 |
Position detecting method for use in optical system of a video camera for correcting gain and offset for periodic waveforms
A position detecting method for detecting a position of a moving object such as a bearing or a lens by capturing a plurality of repetitive periodic waveforms coming from a position sensor and...
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5440501 |
Energy saving capacitance type measuring device for absolute measurement of positions
A capacitance-type measuring device for absolute measurement of positions is disclosed, which comprises a displacement sensor having a fixed element and a movable element, the movable element being...
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5438518 |
Player positioning and distance finding system
The invention relates to a portable distance tracking system for use by a player on a playing field. The system includes a mobile interface unit that has a memory element, position interface...
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5390122 |
Method and apparatus for calibrating a vehicle compass system
A vehicle compass system that is adapted to be calibrated in the assembly plant during final assembly of the vehicle. In particular, two factory calibration modes are disclosed: an automatic...
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5377587 |
Sheet-fed rotary printing press with inspection-sheet delivery
A delivery system in a sheet-fed rotary printing press includes at least one main sheet pile, and at least one auxiliary pile for an inspection-sheet delivery; a conveying device for transporting...
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5353358 |
Method for determining article orientation in an article handling system using a sampling of a CCD array
In an article handling system that functions to make article discrimination-identification determinations, the possible article orientations A, B, C . . . are stored and compared to establish...
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5329466 |
Registration control device for use in a rotary printing machine
A register control device has a head which scans registration marks printed on a web, the scanning head having a row of discrete photosensitive elements arranged crosswise to the traveling...
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5311124 |
Emulated analog output magnetostrictive position transducer with set point selection
A linear position indicator which converts the position of a magnet to an analog voltage. The illustrative sensor incorporates a velocity adaptive noise window to improve sensor performance in the...
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5239479 |
Process for determining the presence or the dimensions or the correct positioning of a workpiece on a machine tool
A process for determining the presence or the dimensions or the correct positioning of a tool which is clamped in the main clamping device of a numerically controlled machine tool opposite which a...
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5231596 |
Position detector having a single set detector for absolute codes
A position detector for use in, for example, a robot hand can detect any of a plurality of positions on a movable element. The position detector includes a coding member having a first row of...
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5229066 |
Control rod position indication system
The present invention is a system which determines nuclear reactor control rod axial position using a deviation signature database generated from a current or reference signal pattern produced by...
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5191328 |
Trailer hitching aid and method using reception delay of different velocity signals
A trailer hitching aid includes a dual transmitter mounted on the forward end of a trailer or other vehicle to be towed and arranged to transmit pulses of infrared light and pulses of ultrasonic...
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5168222 |
Signal processor circuit with signal multiplexing, sampling and multiplying for processing orthogonally received signals in electromagnetic position detection system
The system comprises a radiator, a sensor (21) fixed to the moving object, a circuit for processing the signals from the sensor in order to determine their amplitudes and a computation processor...
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5159557 |
Distance detecting apparatus and method for a vehicle
A distance detecting apparatus and method for a vehicle are disclosed which are suitable for use in making a vehicle to automatically follow a preceding vehicle, and which can not only perform...
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5130934 |
Method and apparatus for estimating a position of a target
A position estimation apparatus is adapted to estimate the position of a target in the steps as will be set forth below. The target is observed four or more times by an image sensor during a time...
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5126946 |
Ultrasonic edge detector
A system for creating a control signal having a value indicative of the position of the lateral edge of a moving web wherein the system creates a succession of ultrasonic pulses from a transmitter,...
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5117374 |
Reciprocating-element position encoder
Print heads are formed with spaced subheads having nozzles such that all of the lines or pixel rows on a print medium such as a sheet of paper are printed by scanning of the print head along the...
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5070462 |
Device for locating a boring machine
An assembly is disclosed herein for locating an underground object that is transmitting a relatively low frequency signal electromagentic field. Means are provided for scanning the earth's surface...
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5063528 |
Record position measuring apparatus
A record position measuring apparatus comprising irradiation means for irradiating a light of a plurality of predetermined wavelength zones to a recording medium on which a color pattern is...
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5038137 |
Sleep posture monitor and alarm system
A sleep posture monitor and alarm system detects one or more of four possible sleep positions and sounds an alarm when an individual wearing the apparatus assumes one or more of the detected...
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5019773 |
Method and apparatus for detecting positions and/or speed of a moving body using two phase signals
Sine wave signals generated from a position detector are used as analog values to detect a fine position of a rotating or moving body, a rise or fall edge of the sine wave signal is used to detect...
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4959809 |
Multiple sensor position locating system
A system for locating the position of a source of a detectable emittance is particularly adapted for locating the position of a scintillation event in a scintillation crystal which has arranged...
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4922444 |
Apparatus for determining distance coordinates
The apparatus for determining coordinates is used as a pointing device or a mouse device in a personal computer system. The present apparatus comprises plural speed sensors and an operating means...
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4912643 |
Position sensing apparatus
A position sensing apparatus 1 having two base stations spaced-apart a known distance on a datum line L. The base stations each comprise generators 2(a) and 2(b) which emit a rotating laser beam....
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4899133 |
Programmable movement analyzer with a plurality of mercury switches
An alert device is provided which initiates an alarm if a person wearing the device ceases normal movement. The device includes a movement sensor having at least one mercury switch which generates...
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4864515 |
Electronic sensing screen for measuring projectile parameters
A unique electronic sensing screen apparatus for automatically measuring various parameters of moving projectiles. Projectiles pass between an artificial or natural light source and light sensors,...
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4862377 |
Detecting workpiece orietation and treating workpieces without reorieting
A system for identifying workpieces by scanning them and "reading" details of their configuration is adapted for applying a desired pattern of material in liquid form (e.g. ink) or in powder form...
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4849912 |
Stereo mensuration method
An image digitizing and stereo mensuration system for analyzing hard copy photographic, transparency, paper drawing, radar, and other images, features an improved mensuration frame grabbing system...
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4835704 |
Adaptive lithography system to provide high density interconnect
An adaptive method and system are disclosed for providing high density interconnections of very large scale integrated circuits on a substrate. The procedure is performed in four basic steps: first...
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4831561 |
Work position error detecting apparatus
A work position error detecting apparatus comprises at least three one dimensional sensors for generating outputs dependent on a detected position of a work, where the one dimensional sensors are...
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4827395 |
Manufacturing monitoring and control systems
A system for controlling manufacturing systems having workstations and tools using a Limis system to operate the controllers for the tools. Limis systems use an active transceiver (AT) and one or...
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4811243 |
Computer aided coordinate digitizing system
A computer aided coordinate digitizing system is arranged to read data from construction drawings and make construction estimates from the data. A digitizing device determines a series of X-Y...
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4811253 |
Method and apparatus for the measurement of airfoils
A method and apparatus are described for the automatic gauging of engineering components. The apparatus includes a clamp for holding a component to be gauged, probes for scanning a surface of the...
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4803644 |
Alignment mark detector for electron beam lithography
A hardware system is disclosed for detecting alignment marks on a substrate in connection with electron beam lithography. The system is considerably faster than prior software approaches. A...
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4784493 |
Element recognition and orientation
A material handling work piece orienter utilizes an array of optical sensors to sense work piece orientation and other characteristics and determines the status of the work piece preparatory to...
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4782447 |
System and method for navigating a vehicle
A navigation system and method for guiding a vehicle along a selected route of travel to a destination from a starting point using a display unit. In the navigation system, a positional...
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4780617 |
Method for successive alignment of chip patterns on a substrate
A method for successive alignment of each of a plurality of chip patterns regularly arranged on a substrate to a reference position comprises moving the substrate so as to successively make...
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4779211 |
Position sensor
A position sensor has a detector having a plurality of sensitive elements which are acted on by indicia of a scale so that each sensitive element detects overlap between itself and one or more...
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4774988 |
Method for measuring edge profile of an elongated member
The present invention is a method of determining edge profile of one or both edges of an elongated member such as a piece of lumber or structural timber. This can be done at high speed as the...
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4748676 |
Pattern rotation angle detecting system
A pattern rotation angle detecting system in which the angle of rotation of a pattern is detected according to the image data obtained by binary-coding and spatially-dividing the image signal of...
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