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SHIMIDZU CORPORATION

SHIMIDZU CORPORATION Patent applications
Patent application numberTitlePublished
20100229637INDENTING 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 displacement detection signal detected in a non-load state to detect a frequency band of noise. Filter characteristics are calculated based on the detected frequency band, and filtering is performed on the displacement detection signal based on the filter characteristics. Physical properties of the test piece are evaluated based upon the displacement detection signal after the filtering and the testing force.09-16-2010