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Impact tolerant materialA material is protected from acoustic shock waves generated by impacting projectiles by means of a backing. The backing has an acoustic impedance that efficiently couples the acoustic energy out of the material.
Document ID
19900012506
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Heyman, Joseph S. (NASA Langley Research Center Hampton, VA, United States)
Date Acquired
August 14, 2013
Publication Date
March 27, 1990
Subject Category
Composite Materials
Report/Patent Number
Patent Number: US-PATENT-4,911,062
Patent Number: NASA-CASE-LAR-12887-3
Patent Application Number: US-PATENT-APPL-SN-323236
Accession Number
90N21822
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,911,062|NASA-CASE-LAR-12887-3
Patent Application
US-PATENT-APPL-SN-323236

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