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Surface Imaging Skin Friction Instrument and MethodA surface imaging skin friction instrument allowing 2D resolution of spatial image by a 2D Hilbert transform and 2D inverse thin-oil film solver, providing an innovation over prior art single point approaches. Incoherent, monochromatic light source can be used. The invention provides accurate, easy to use, economical measurement of larger regions of surface shear stress in a single test.
Document ID
20000031393
Acquisition Source
Ames Research Center
Document Type
Other - Patent
Authors
Brown, James L. (NASA Ames Research Center Moffett Field, CA United States)
Naughton, Jonathan W. (NASA Ames Research Center Moffett Field, CA United States)
Date Acquired
September 7, 2013
Publication Date
October 5, 1999
Subject Category
Instrumentation And Photography
Report/Patent Number
Patent Number: NASA-Case-ARC-14189-1
Patent Number: US-Patent-5,963,310
Patent Application Number: US-Patent-Appl-SN-873352
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-Case-ARC-14189-1|US-Patent-5,963,310
Patent Application
US-Patent-Appl-SN-873352

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