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7578201 |
Tension monitoring arrangement and method
Tension monitoring is described using a sensor which may exhibit an offset for which compensation may be provided to produce a zero voltage amplified output or to increase dynamic range. An...
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7568397 |
Magnetic stability for test fixture
A test machine for testing the tension or compression properties of a test specimen is provided. The test machine utilizes magnetic force to prevent the fixture of the machine from rotating while...
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7559252 |
Force sensor for the measurement of tensile force in a pulling means
A force sensor for the measurement of tensile forces in a pulling means. The force sensor has a base body which has a first abutment at a first end for the fixing of an end of a first pulling means...
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7543378 |
Method for manufacturing a test bar
nethod for manufacturing a test bar from a turbo-machinery component, test bar made in accordance with the method, and turbo-machinery component associated with the method. A component section is...
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7526965 |
Method for evaluating burnishing element condition
A method of evaluating the condition of a rolling burnishing element includes moving a burnishing element having an unknown condition against a surface in a preselected test pattern; while moving...
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7520185 |
Sensor handle assembly
A sensor assembly for use in a surgical procedure is described. The assembly can includes a sensor for implantation into a body part, a sensor cord attached to and extending from the sensor and a...
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7513168 |
Jack bolt activated tensile strength test machine
A tensile strength testing machine comprises a frame assembly that defines a test zone. The frame assembly includes a frame member that has first and second opposed ends. The ends have inner sides...
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7509872 |
Stress and strain analysis method and its equipment
Provided are a stress analysis method and stress analysis equipment that enable a detailed stress measurement, by using both a photoelasticity measurement method and a stress measurement...
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7509874 |
Apparatus for the testing of elastic textile leg garments
The apparatus has an elongate and vertically running carrier ( 90 ) for pressure sensors ( 50 ), which precedes a group of levers ( 71 ). The cross section of this carrier ( 90 ) is arcuate, so...
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7505885 |
Method and interface elements for finite-element fracture analysis
A finite element method for predicting crack opening and propagation entails defining a succession of overlapping interface elements at a potential crack plane, each element having a bound node...
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7469592 |
Hydraulic threaded bolt clamping device and method for tightening large screws by means of said hydraulic threaded bolt clamping device
A hydraulic threaded bolt clamping device for tightening and releasing threaded bolts has a pressure medium supply connected to a pressure medium connector. A cylinder rests against a machine part...
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7464608 |
Brake tension monitoring assembly and method
A brake cable tension monitoring assembly and method for use with a brake actuator installed in an operative position in a motor vehicle. The tension monitoring assembly for sensing tension applied...
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7464607 |
Suture pull-out tester and method of use
A suture pull-out tester is disclosed which includes a load cell assembly, a drive track, a jig and a drive assembly. The load cell assembly has a force measuring device and an attachment member...
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7444883 |
Vibrating beam force transducer
An apparatus and method for monolithic force transducers in which a sensed force is applied across only two ends of a pair of force sensing elements so that the pair of force sensing elements are...
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7444884 |
Tensile test method
A tensile test fixture and a tensile test method are provided. The tensile test fixture suits to perform a tensile test for a specimen. The tensile test fixture includes a base, a pull bar and a...
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7437957 |
Porous medium tensiometer
A porous medium tensiometer has a filling mechanism which allows to fill a fluid chamber and simultaneously withdraw gas contained in the fluid chamber. A self-priming tensiometer includes a porous...
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7418874 |
Method for quality assurance of long timber
The invention relates to a method for quality assurance in preferably finger-jointed timber ( 1 ), produced in series, with a given minimum length ( 12 ), characterized in that each piece, produced...
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7401528 |
Apparatus and methods for evaluating plant stalk strength
An apparatus for measuring stalk strength and/or root strength of a plant is provided. In accordance with various embodiments, the apparatus includes a conveyer operably connected to a motor for...
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7389698 |
Nutplate bond strength tester unit
A bond strength tester unit is provided for testing adhesive bond strength of a nutplate or the like attached to a substrate, such as by adhesive bonded attachment to a blind side of the substrate...
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7360442 |
Method for measuring and calculating tensile elongation of ductile metals
The present invention is a method for measuring and calculating tensile elongation of ductile metals on small diameter specimens. The method includes marking a tensile specimen with a pattern of...
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7343816 |
Tension monitoring arrangement and method
Tension monitoring is described using a sensor which may exhibit an offset for which compensation may be provided to produce a zero voltage amplified output or to increase dynamic range. An...
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7281434 |
Service life sensor device
A device for monitoring the service life of a machine-technical installation includes a sensor module and at least a measuring sensor for detecting stresses and expansions from a structural...
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7260998 |
Apparatuses and methods for structurally testing fasteners
Apparatuses and methods for structurally testing fasteners are described herein. A fastener test apparatus configured in accordance with one aspect of the invention includes a first support member...
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7240563 |
Method for verifying concrete flexural strength
The present invention relates to a method for verifying concrete flexural strength by establishing a predictive correlation between concrete flexural strength and a second strength parameter, such...
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7225681 |
Statistical method for identifying microcracks in insulators
One embodiment of the invention is a method for evaluating a material such as low-k dielectric, by a stress-generating test tool such as a needle. The evaluation object is shaped as a stack of...
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7222540 |
Wireline extensometer
A new and useful wireline extensometer is provided that uses a tensioned cable extending between a supply spool and an anchor (e.g. of a type connected to a slope mass), measures movement of the...
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7219556 |
Yarn snarling testing apparatus and method
A process for measuring snarling properties of a yarn is provided. Firstly a first and a second point of the yarn are held in close proximity, and a portion of the yarn between the two points is of...
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7204153 |
Apparatus and a method for testing attachment features of components
An apparatus ( 10 ) for testing attachment features ( 26,28,30,32 ) of components ( 12,14 ) comprises a first member ( 16 ) having a first end ( 18 ), a second end ( 20 ), a first edge ( 22 ) and a...
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7204159 |
Fastening member removing force measuring device and holding device
The fastening member removing force measuring device according to the present invention includes a holding unit ( 300 ) for holding and pressing a fabric ( 953 ) around a snap member ( 921 ), a...
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7152487 |
Nondestructive verification of minimum tensile elongation of manufactured parts
The minimum tensile elongation specification of a manufactured part, such as metal castings, forgings and premium mill products, is verified in-situ using a simple, inexpensive, nondestructive...
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7150200 |
Miniature axisymmetric streamline tensile (MAST) specimen
A miniature axisymmetric streamline tensile (MAST) specimen having improved axisymmetric surface profile design and surface stress concentration factor (SSCF) improvements, i.e., close to unity is...
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7140260 |
Gas flow measuring device and gas flow measuring method
The present invention realizes (i) a gas flow measuring device which can measure a gas flow of a low-boiling gas in a mixed gas including two types of gasses having different boiling points, and...
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7111515 |
Ultrasonic diagnostic apparatus and driving method therefor
An ultrasonic diagnostic apparatus for transmitting ultrasonic signals toward a subject, receiving signals reflected from the subject in response to the transmitted ultrasonic signals, and...
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7096728 |
Polymer melt and elastomer extension fixture
A system for making extensional measurements on a sample includes an armature, a motor drive shaft, a moveable cylinder, and a fixed cylinder. The motor drive shaft is attached to the armature. The...
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7013736 |
Sensor for belt retractor
A sensor for a vehicle belt retractor includes a housing, an excitation mass, a locking mechanism which locks the belt retractor, and a lever arm connected to the housing. The lever arm is in...
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6936471 |
Instrument for high throughput measurement of material physical properties and method of using same
An apparatus and method for screening combinatorial libraries of materials by measuring the response of individual library members to mechanical perturbations is described. The apparatus generally...
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6928882 |
Method and device for determining the tension or the tensile stress in a metal strip
A method and device for determining the tension, or tensile stress in a metal strip between two bearing points, e.g., between two roll stands, between a roll stand and a coiler, in a breakdown...
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6880385 |
Method and apparatus for performing dynamic mechanical analyses
In a dynamic mechanical analysis, a test specimen is coupled to an excitation device by a holder device. An excitation force made up of a static pre-tensioning force component and a time-variable...
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6854337 |
Apparatus and method for measuring the mass of vegetation or fruit supported on a trellis
The present disclosure concerns apparatus and methods useful in estimating crop yields of plants that are supported on a trellis. According to one aspect, a method for measuring the mass of...
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6752007 |
Horizontal advanced tensiometer
An horizontal advanced tensiometer is described that allows the monitoring of the water pressure of soil positions, particularly beneath objects or materials that inhibit the use of previous...
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6742398 |
Impulsive propelling system
An impulsive propelling system includes a stationary base member, a movable frame body, an energy storing member and a pushing device. The movable frame body is disposed adjacent to one side of the...
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6739201 |
Micromechanical apparatus for measurement of forces
A new class of micromechanical dynamometers has been disclosed which are particularly suited to fabrication in parallel with other microelectromechanical apparatus. Forces in the microNewton regime...
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6732592 |
Seat belt tension sensor package
A sensor package which is reliable, low cost, simple, robust, and usable to input additional seat occupant information to an airbag controller to control airbag deployment, and which is insensitive...
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6668231 |
Sheet parameter measurement
A measuring device useful for measuring mechanical properties of highly flexible or limp sheet materials. The device includes a base, a pair of clamping members, with one of the clamping members...
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6655202 |
Dynamic force measurement system for tire testing station
The invention provides a system and method for measuring tire forces wherein the force contributions of the test machine may be separated from the force contributions of the tire. The invention...
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6647803 |
Operating procedures for automated needle sorting, swaging and packaging machines
A machine, and operating procedures for a machine, for automatically threading, swaging and packaging surgical needles. A first mechanism is used to suture the needles and to pull test the needles...
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6647802 |
Creep testing fixture and method
A creep testing fixture and method for applying a precise amount of constant tensile stress to a creep test specimen to allow for precise measurement of creep in the test specimen. The fixture...
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6640648 |
Seat belt force sensor
A force-sensing mechanism ( 20 ) comprising: a housing having first ( 22 ) and second ( 24 ) housing members; a slidable plate positioned between plate portions of the first and second housing...
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6622571 |
Apparatus for measuring tension and stress capable of adjusting an angle of measurement
An apparatus for measuring tension and stress, which is capable of adjusting an angle of measurement. The apparatus includes a base plate, a supporting member, and a body for measuring tension and...
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6622570 |
Method for reducing tensile stress zones in the surface of a part
The present invention is a novel method for reducing tensile zones in the surface of a part comprising the steps of selecting a region of the part to be treated and programming a control unit of a...
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