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Acoustical-Levitation Chamber for MetallurgySample moved to different positions for heating and quenching. Acoustical levitation chamber selectively excited in fundamental and second-harmonic longitudinal modes to hold sample at one of three stable postions: A, B, or C. Levitated object quickly moved from one of these positions to another by changing modes. Object rapidly quenched at A or C after heating in furnace region at B.
Document ID
19830000117
Document Type
Other - NASA Tech Brief
Authors
Barmatz, M. B. (CALTECH)
Trinh, E. (CALTECH)
Wang, T. G. (CALTECH)
Elleman, D. D. (CALTECH)
Jacobi, N. (CALTECH)
Date Acquired
August 11, 2013
Publication Date
August 1, 1983
Publication Information
Publication: NASA Tech Briefs
Volume: 7
Issue: 3
ISSN: 0145-319X
Subject Category
FABRICATION TECHNOLOGY
Report/Patent Number
NPO-15453
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.