Measuring and testing – Specimen stress or strain – or testing by stress or strain... – By loading of specimen
Patent
1989-08-21
1990-04-17
Myracle, Jerry W.
Measuring and testing
Specimen stress or strain, or testing by stress or strain...
By loading of specimen
73845, G01N 332
Patent
active
049169548
ABSTRACT:
Apparatus is provided for obtaining a single crack in fatigue loading which emanates from a predetermined starting notch in a test specimen. This crack propagates in a direction in line with that of the applied Mode II load. The loading may be performed either monotonically or in a cyclic fatigue.
REFERENCES:
patent: 2812658 (1957-11-01), Damm et al.
patent: 3127765 (1964-04-01), O'Neil
patent: 3406567 (1968-10-01), Terry
patent: 3566681 (1971-03-01), Iosipescu et al.
patent: 4409481 (1983-10-01), Archer
Mackin James A.
Manning John R.
Myracle Jerry W.
Shook Gene E.
The United States of America as represented by the United States
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