Fatigue and/or crack growth test sample
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United States of America Patent
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Apr 29, 2014
Grant Date -
Jun 20, 2013
app pub date -
Feb 15, 2013
filing date -
Feb 21, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A sample for fatigue and/or crack growth testing, including an axisymmetric or cylindrical gage section with a concentric hole running from a first end, and terminating within the gage section, with one mode of loading introduced at the terminus of the hole, and reacted at the end where the hole originates. A second mode of loading is optionally introduced at a second end of the specimen. Use of the specimen is described in both in the context of an apparatus for fatigue/crack growth testing described in the referenced parent application, as well as with conventional test machines.
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