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Material Fatigue Testing SystemA system for cyclicly applying a varying load to a material under test is described. It includes a load sensor which senses the magnitude of load being applied to a material, and, upon sensing a selected magnitude of loading, causes the load to be maintained for a predetermined time and then cause the system to resume cyclical loading.
Document ID
19730011749
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Gilley, P. J. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
September 2, 2013
Publication Date
February 6, 1973
Subject Category
Instrumentation And Photography
Report/Patent Number
Patent Number: NASA-CASE-MFS-20673
Patent Number: US-PATENT-3,714,821
Patent Application Number: US-PATENT-APPL-SN-94049
Accession Number
73N20476
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MFS-20673|US-PATENT-3,714,821
Patent Application
US-PATENT-APPL-SN-94049

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