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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7913571 | Apparatus for estimating residual life of blasting vessel, method of estimating residual life, and blasting facility The present invention aims at estimating a residual life of a blasting vessel. For the estimation, a strain gauge 30 is attached to a blasting vessel 10. The strain gauge 30 measures high-frequency repetitive strain caused in the blasting chambe... | 03/29/2011 |
| 7757565 | Self-powered sensor A self-powered sensor is provided for strain-rate monitoring and other low power requirement applications. The self-powered sensor is comprised of: a piezoelectric transducer; a non-volatile memory comprised of at least one floating gate transistor; a current refere... | 07/20/2010 |
| 7712376 | Method for determining a parameter characteristic of the fatigue state of a part A method for determining an approximate value for a parameter characteristic of the fatigue state of a component as a result of a time-varying stress to which it is subjected by means of a number of load cycles should, itself, during comparatively lengthy stress cyc... | 05/11/2010 |
| 7584670 | System, apparatus and method for testing under applied and reduced loads A system which cyclically applies and reduces a load on a test specimen to thereby subject the test specimen to tensile testing, wherein the system comprises a fluidic mechanical muscle that contracts and extends in length to cyclically apply and reduce the load. Th... | 09/08/2009 |
| 7559251 | Apparatus for forming thermal fatigue cracks Disclosed is an apparatus and method for forming thermal fatigue cracks in a test piece for performance demonstration of nondestructive testing. The apparatus for forming thermal fatigue cracks includes a heating unit, having a conductive member attached around the ... | 07/14/2009 |
| 7441465 | Measurement of properties of thin specimens based on experimentally acquired force-displacement data A method and system are provided for obtaining force-displacement responses for a specimen or sample of material. The sample is supported with a spanning portion spanning in an environment between at least three points not in a line, wherein the points are fixed rel... | 10/28/2008 |
| 7430922 | Sensor device for indicating wear states on contact bodies The invention relates to a sensor device for indicating wear states on contact bodies of pantographs of electrically driven vehicles, said contact bodies being fixed to metallic supports. The aim of the invention is to provide a sensor device that permits, at practi... | 10/07/2008 |
| 7424828 | Device for detecting a cracked substrate A substrate detection system is disclosed to include a conveyer that delivers the substrates, a sensor that detects the length of each substrate being delivered by the conveyer over the top side of the sensor, and a processor that compares the detection length value... | 09/16/2008 |
| 7387030 | Process for determining a remaining life for a gas turbine airfoil A process for determining a remaining life of a part, such as an airfoil in a gas turbine engine, comprising the steps of establishing the boundary conditions that act on the part, determining the material properties of the part, creating a 3D finite element model o... | 06/17/2008 |
| 7353715 | System, apparatus and method for testing under applied and reduced loads A system which cyclically applies and reduces a load on a test specimen and which can use an apparatus comprising: (a) a frame; (b) a load adjusting section having a fluidic mechanical muscle that contracts and extends in length to cyclically apply and reduce a load... | 04/08/2008 |
| 7332849 | Method and transducers for dynamic testing of structures and materials A transducer for dynamic testing of specimen is disclosed. The transducer comprises at least two equally-spaced actuators, and a supporting block for supporting the at least two equally-spaced actuators and for mounting the transducer to the specimen. Each of the at... | 02/19/2008 |
| 7212011 | Capacitor deterioration judgment method A method for determining the deterioration of a capacitor that increases the measurement accuracy to have an improved reliability is disclosed. In this method for determining the deterioration of a capacitor, the deterioration of a capacitor including a pair of elec... | 05/01/2007 |
| 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 second edge (24). The firs... | 04/17/2007 |
| 7204152 | Apparatus and method for fatigue testing A method of simulating life of a rotor blade mounting feature mounted in a complementary rotor disc mounting feature comprises the steps of providing two specimen mounting features (37) each having portions defining pressure faces matching in profile respecti... | 04/17/2007 |
| 7201061 | Three dimensional, real time load frame alignment apparatus and method A system and method for assisting in real time alignment of an alignment specimen within a load frame. In one implementation an instrumented alignment specimen is used to provide information from which the deflection of the specimen at various points along the speci... | 04/10/2007 |
| 7188510 | Apparatus and method for testing mechanical endurance of a surface of an optical disc An apparatus and method for testing mechanical endurance of a surface of an optical disc are disclosed. The apparatus includes a rotating plate, on which an optical disc to be scratched is loaded, for rotating the loaded optical disc, and a plurality of abrasion whe... | 03/13/2007 |
| 7171314 | Methods and systems for analyzing structural test data Systems and methods for analyzing structural test data are disclosed. In one embodiment, a method includes applying a sequence of loads to a test article, receiving raw test data indicative of the applied loads from at least one sensor operatively associated with th... | 01/30/2007 |
| 7168327 | Method of prediction of in-vivo polymer performance by external experimentation A method is disclosed of using external polymeric analytical techniques to predict in-vivo polymeric performance, more particularly, viscoelastic property characterization for performance modeling of biomedical devices that incorporate a polymeric component and are ... | 01/30/2007 |
| 7162373 | Method and system for assessing life of cracked dovetail in turbine A method has been developed for predicting a remaining operational life of a turbine component including: obtaining crack flaw data regarding current crack flaws in the turbine component; using the crack flaw data with data regarding the structure and operating cond... | 01/09/2007 |
| 7135683 | Infrared imaging for evaluation of corrosion test coupons A non-destructive method is provided for determining amount and distribution of a corrosion product on a metallic substrate. A value of infrared energy reflected from the metallic substrate without corrosion is determined. A value of infrared energy reflected from t... | 11/14/2006 |
| 7134344 | Control method and apparatus An adaptive control method is provided with particular relevance in methods which use a varying input frequency for analysis of an oscillatory response of a system, such as sine sweep testing. In one aspect the method includes the steps of applying a drive force hav... | 11/14/2006 |
| 7131238 | Method of testing seismic braces Braces for bracing objects in structures against forces due to earthquakes are tested by subjecting components of the braces for attaching the braces to the object or structure to cyclic loading of approximately 15 cycles. The cyclic forces are applied to different ... | 11/07/2006 |
| 7088115 | Electrochemical impedance spectroscopy system and methods for determining spatial locations of defects A method and apparatus for determining spatial locations of defects in a material are described. The method includes providing a plurality of electrodes in contact with a material, applying a sinusoidal voltage to a select number of the electrodes at a predetermined... | 08/08/2006 |
| 7082839 | Apparatus and method for testing moisture susceptibility, rutting and fatigue of material The moisture susceptibility material testing apparatus includes a specimen chuck, multiple rollers, a temperature controlled water bath, and a control system to automate the testing cycle and collection of data. The water bath is prepared at the desired testing temp... | 08/01/2006 |
| 7054789 | Abnormality determination and estimation method for product of plastic working, and an abnormality determination and estimation device The abnormality determination and estimation device (200a) estimates the presence or absence of an abnormality of the product of plastic working with respect to an elastic wave in processing of a non-defective product, based on a first elastic wave A | 05/30/2006 |
| 7047819 | Testing of samples Test apparatus comprising means for holding a sample to be tested, means for altering the strain in the sample, an optical arrangement for monitoring the sample to be tested, and processing means for processing the signals resulting from the monitoring of the sample... | 05/23/2006 |
| 7024323 | Control system for a failure mode testing system A control system for a failure mode testing system is described. The control system employs at least one control algorithm that enables the testing system to be operated at optimal pressure and frequency levels in order to generate a desired system response, such as... | 04/04/2006 |
| 7015701 | Highly time resolved impedance spectroscopy A highly time resolved impedance spectroscopy enhances measurement of the dynamics of non-stationary systems with enhanced time resolution. The highly time resolved impedance spectroscopy includes an optimized, frequency rich a.c., or transient, voltage signal is us... | 03/21/2006 |
| 6983660 | Fatigue measurement device and method An apparatus and method for measuring the fatigue strength and fatigue damage of structures and predicting the service life remaining in the structure being tested. The apparatus is a specially designed fatigue gauge that contains breakable ligaments of either varia... | 01/10/2006 |
| 6941813 | Noninvasive pressure sensing assembly An optical noninvasive pressure sensing assembly capable of accurately indicating relatively minute pressure changes. The present invention generally includes a light source, such as a Light Emitting Diode (LED) or normal room illumination, positioned to reflected l... | 09/13/2005 |
| 6935188 | Surface-mounted type clamping force strain meter associated with a locating seat A surface-mounted type clamping force strain meter is mounted via a locating seat to a loaded surface of a load-bearing column of a forming machine, so as to measure any stretch, tension, and surface stress of the load-bearing column. The strain meter includes a sen... | 08/30/2005 |
| 6935186 | Fatigue safety factor testing method and fatigue safety factor testing apparatus Although there has been described what is the present embodiment of the invention, it will be understood by persons skilled in the art that variations and modifications may be made thereto without departing from the spirit and scope of the invention set forth in the... | 08/30/2005 |
| 6931941 | Method and apparatus for fatigue testing A fatigue test system includes a frame having top, intermediate and bottom supports each operatively interconnected by at least one extension, and the intermediate support being disposed between the top and bottom supports. The fatigue test system further includes a... | 08/23/2005 |
| 6912913 | Long life fatigue strength design method for metallic material A long life fatigue strength design method for a metallic material is capable of allowing design of an optimum mechanical part according to a set service life by considering an increase in ODA (area affected by hydrogen observed blackish by a metallurgical microscop... | 07/05/2005 |
| 6874370 | Finite element analysis fatigue gage Machine vision is used to track nodes on the perimeter of a geometric shape associated with a body undergoing cyclic loading, the geometric shape defining a target. The movement of the nodes is related to calculate strain through principles of Finite Element Analysi... | 04/05/2005 |
| 6813960 | Asymmetrical column assembly for high-cycle fatigue test machines A column assembly for use in conjunction with a test machine, for inducing high-cycle fatigue (at kilohertz vibration rates) in a specimen of a material under test. The column assembly has isolation masses, a specimen grip, and two actuators, the latter for impartin... | 11/09/2004 |
| 6732591 | Device and method for fatigue testing of materials A device (10) for fatigue testing of materials comprises a frame (14), first and second clamping means (16,18) for holding a specimen (12) to be tested. First and second mounting means (20,22) mount the clamping means (16,18... | 05/11/2004 |
| 6704664 | Fatigue sensitivity determination procedure A method for determining the sensitivity of the fatigue life of a structural component with respect to specific design parameters includes obtaining the stress profile for a structural component under random process establishing a relationship between the... | 03/09/2004 |
| 6666097 | Method and device for measuring pushing and pulling forces A force measuring device and method for determining a force required to move a cart. The force measuring device includes a force generating device, a load member, a load cell, and a controller. The force generating device is connected to the load member a... | 12/23/2003 |
| 6615671 | Method for determining the fatigue strength of a corrodible connecting part A method for determining the fatigue strength of a corrodible connecting part between at least two structural parts, with the connecting part being subjected to specified corroding surroundings and a given repeated mechanical strain while being used. Diag... | 09/09/2003 |
