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8181506 |
Tip indenting apparatus for testing a block of material
The invention relates to a tip indenting apparatus for testing a block of material, characterized in that it comprises: a holder for the tip and a holder for a block of a material to be punched or...
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8161803 |
Micromachined comb drive for quantitative nanoindentation
A microelectromechanical (MEMS) nanoindenter transducer including a body, a probe moveable relative to the body, an indenter tip coupled to an end of the moveable probe, the indenter tip moveable...
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8156794 |
Indenting type material testing machine, testing method, and testing program product
An indenter is pressed onto a test piece; a displacement of the indenter is detected; and a testing force applied to the test piece through the indenter is detected. FFT analysis is performed on a...
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8132447 |
Universal testing machine
A testing machine includes a stand and a test device. The stand includes a base, box frame, a slide device driven to slide by a motor, and a control system controls the force applied on the test...
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8117892 |
Hardness testing instrument and calibration method thereof
Disclosed is a hardness testing instrument which measures a hardness of a specimen, the hardness testing instrument including: a load applying section with the indenter or a flat indenter mounted...
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8087282 |
Test management method for indentation tester and indentation tester
Disclosed a test management method for an indentation tester which includes a control section and forms an indentation on a surface of a heated or cooled sample by pressing an indenter to which a...
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8074497 |
Indentation testing instrument and indentation testing method
An indentation testing instrument including: a loading lever supported pivotally; an indenter provided on the loading lever; a displacement sensor movable section; a loading lever driving section;...
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8058613 |
Micromechanical devices for materials characterization
The present disclosure describes micromechanical devices and methods for using such devices for characterizing a material's strength. The micromechanical devices include an anchor pad, a top...
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8015861 |
Article and method for stabilizing a rock chip
An article and method for stabilizing a rock chip. The article in one embodiment of the invention includes a laminar rock chip substantially surrounded by and imbedded within a plug having a solid...
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8003939 |
Foreign matter or abnormal unsmoothness inspection apparatus and foreign matter or abnormal unsmoothness inspection method
A foreign matter detecting apparatus includes a detecting device for detecting foreign matter by measuring smoothness of a surface of an object undergoing measurement, a marking device for...
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7966866 |
Methods and instruments for materials testing
Methods and instruments for characterizing a material, such as the properties of bone in a living human subject, using a test probe constructed for insertion into the material and a reference probe...
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7958566 |
AFM probe with variable stiffness
Disclosed is an atomic force microscope (AFM) probe for use in an AFM, and more particularly, an AFM probe suitable for testing the topography and mechanical properties of a microstructure having a...
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7878987 |
Methods and instruments for assessing bone fracture risk
Methods and instruments for assessing bone, for example fracture risk, in a subject in which a test probe is inserted through the skin of the subject so that the test probe contacts the subject's...
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7845214 |
Device and method for optical nanoindentation measurement
This invention relates to a device and method for optical nanoindentation measurement, according to which respective measurement results are obtained by having an indenter tip apply load to a fixed...
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7759945 |
Sensor including dual range, application specific integrated chip (ASIC)
A sensor incorporates a dual range ASIC (Application Specific Integrated Circuit) for accurately sensing and measuring sensor input over extensive range along with an improved resolution. The...
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7712377 |
Dimple test for detecting improperly inserted hose
In a crimped hose, a length of rubber tubing is crimped into a blind-ended ferrule. To determine whether the tubing has been fully inserted, a dimple is pressed into the ferrule. The force needed...
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7685868 |
Measuring head for nanoindentation instrument and measuring method using same
A measuring head for a nano-indentation instrument capable of positioning a sample relatively to the measuring head, which includes a measuring axis, a reference axis and a component for detecting...
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7685869 |
Nanoindenter
A new type of indenter is described. This device combines certain sensing and structural elements of atomic force microscopy with a module designed for the use of indentation probes, conventional...
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7628065 |
Method of measuring properties of interfacial adhesion
A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate, wherein the surface is...
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7629577 |
Foreign matter or abnormal unsmoothness inspection apparatus and foreign matter or abnormal unsmoothness inspection method
A foreign matter or abnormal unsmoothness inspection apparatus is constituted by a detecting member for detecting a foreign matter or abnormal unsmoothness by measuring smoothness of a surface of a...
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7621173 |
Nano-identation ultrasonic detecting system and method thereof
A nano-indentation ultrasonic detecting system for detecting mechanical properties of a target material. An indentation device, disposed on a surface of the target material, generates an...
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7568381 |
Apparatus and method for surface property measurement with in-process compensation for instrument frame distortion
The present invention provides an apparatus and method for performing surface property measurements, such as workpiece hardness and other material property measurements, with in-process...
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7565841 |
Operating frequency selection method for hardness measurement system, operating frequency selection apparatus, and hardness measurement system
In a hardness measurement system, selecting an operating frequency is facilitated by using a phase shift circuit. A hardness sensor is connected to an operating frequency selection apparatus and in...
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7565831 |
Production method of indentation curve and hardness test method
A production method of an indentation curve is given, in which when an indentation curve showing a relationship between indentation force and indentation depth in a process of indenting an indenter...
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7543519 |
Device for high-precision generation and measurement of forces and displacements
A device for high precision generation and measurement of forces (both pressure and tension) and displacements along a single axis includes a shaft for transferring the forces along an axis X. At...
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7487051 |
Evaluating method of the fracture toughness using the continuous indentation method
The present invention relates to a method of evaluating the fracture toughness of a material using the continuous indentation technique. In the method of this invention, the stress coefficient,...
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7472603 |
Evaluating method of the residual stress determining method using the continuous indentation method
The present invention relates to a method of measuring residual stress and, more particularly, to a residual stress measuring method using a continuous indentation tester. Due to pile-up and...
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7458253 |
Method for evaluating fixing member and fixing belt and thermal fixing roller
In a method for evaluating a fixing member to fix a toner having a surface layer, a hardness test is carried out by applying a pressure deformation from the surface side of the fixing member, and...
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7454960 |
Hardness tester with a loading structure of the indenter independent of the stress frame connecting the indenter to the anvil
A hardness tester of a relatively large “cantilevering” and/or designed for permitting application of relatively large loads to the indenter may be constructed in a much slander and lighter man...
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7424822 |
Micro-hardness measurement method and micro-hardness meter
A micro-hardness measurement method for calculating the hardness of a test sample by pushing an indenter in the test sample and forming an indentation thereon, including: a loading step for...
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7412870 |
Method and apparatus for dynamic impact testing
A method and apparatus wherein a material or object to be tested is placed on a base support. A stopper assembly having a stopper tip on one end in contact with the test material or object, and a...
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7354617 |
Fixing belt and method for evaluating it
A method for evaluating a fixing belt includes forming a fixing belt which includes a substrate, an elastic layer laminated on the substrate, and a mold releasing layer laminated on the elastic...
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7352271 |
Probe and contour measuring instrument
A probe body (200) includes a middle closing portion (250) formed upright on a connector front portion (261A) and a female thread (261D) into which a male screw (110) is screwed. A sensor module...
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7316155 |
Test table for measuring lateral forces and displacements
A test table for measuring lateral forces and displacements while simultaneously applying, if necessary, normal forces, particularly in nanoidenters and in scratch and wear testers. The test table...
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7302831 |
Scratch testing device
A device and method for scratch and/or mar testing the surface of a material specimen. In an embodiment, the scratch testing device comprises a scratching member. In addition, the scratch testing...
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7287419 |
Method of measuring interfacial adhesion properties of stents
A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate of a medical stent,...
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7232415 |
System and method for noninvasively evaluating a limb suspected of compartment syndrome
A system and method are disclosed for noninvasively diagnosing limb compartment syndrome by measuring a quantitative modulus of hardness. In the preferred embodiment, a nonmovable pressure probe...
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7194896 |
Surface hardness distribution measuring method and apparatus
It is possible to blast air on a surface portion of a measured object from a hole of pressing means, project illumination light in a concentric pattern with an optical element and shoot the...
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7162932 |
Method for determining the modulus of elasticity of paper
In a method for determining the radial modulus of elasticity of paper or a corresponding web-like material that can be reeled or wound on a reel, the connection between the force and deflection of...
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7121136 |
Hardness testing apparatus
A hardness testing apparatus has an indenter shaft having an indenter at a top thereof, a force motor for moving the indenter shaft in its axial direction and applying a predetermined test force to...
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7102517 |
Test fixture for evaluating RF identification system and related methods
A test fixture for evaluating an RF identification system and related methods for evaluating an RF tag and/or an RF antenna, are disclosed. The test fixture provides predefined RF tag positions...
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7096720 |
Hardness tester
A hardness tester for measuring hardness of a sample by applying a predetermined test load to the sample with an indenter attached to an indenter attaching member so as to form an indentation on...
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7066012 |
Hardness testing device for use with a bicycle tire
A hardness testing device for a bicycle tire has a body with a surface thereon, an arm having a protrusion extending outwardly of the surface, a spring cooperative with a portion of the arm for...
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7040146 |
Soil or snow probe
A soil or snow probe which incorporates a load cell in the probe head and also an accelerometer so that a vertical strength profile of the snow or soil can be established. The device does not need...
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7021125 |
Process and apparatus for checking rod-like articles, in particular cigarettes
A process for checking rod-like articles, in particular cigarettes (12), and an apparatus which is suitable for carrying out the process, a moveable testing element (20), with mounted push rods...
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6993959 |
System and method for the analysis of atomic force microscopy data
A system and method for the analysis of AFM data is provided. The system and method can be used in conjunction with an atomic force microscopy (AFM) system including a cantilever with a tip used to...
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6983643 |
Ground assessment
For assessing ground quality, such as a condition of a racetrack, a handheld device has a shaft, a plate mounted to its bottom end, and a sensor body also mounted to the bottom of the shaft,...
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6945097 |
Characteristic strain and fracture resistance for scratch independently of indenter geometry
The invention involves an apparatus and method for calculating characteristics of materials, such as equivalent strain, using an indenter where the method used is independent of indenter geometry....
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6883367 |
Method for measuring elastic properties
This invention relates to a method for measuring elastic modulus of a sample object. This invention also relates to a method for correcting creep effects in the modulus measurement. The error due...
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6778916 |
Ball indenter utilizing FEA solutions for property evaluation
An automated indentation system based on finite element solutions or performing a non-destructive compression test by loading a compressive indentation load (P) and calculating a elastic modulus...
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