Acoustics – Sound-modifying means – Muffler – fluid conducting type
Reexamination Certificate
2011-06-28
2011-06-28
Luks, Jeremy (Department: 2832)
Acoustics
Sound-modifying means
Muffler, fluid conducting type
C181S210000, C244S00100R, C415S119000
Reexamination Certificate
active
07967105
ABSTRACT:
An aero-acoustic aviation engine inlet with a single air blowing slot or multiple air blowing slots flows air over one or more segments of inlet acoustic lining surfaces at speeds that are higher than the inlet mean air flow speed, for aggressive inlet noise abatement.
REFERENCES:
patent: 2948148 (1960-08-01), Bertin et al.
patent: 3446223 (1969-05-01), Hancock
patent: 3533486 (1970-10-01), Paulson
patent: 3664612 (1972-05-01), Skidmore
patent: 3820628 (1974-06-01), Hanson
patent: 4291080 (1981-09-01), Ely et al.
patent: 4416349 (1983-11-01), Jacobs
patent: 4749150 (1988-06-01), Rose et al.
patent: 4909346 (1990-03-01), Torkelson
patent: 4989807 (1991-02-01), Foreman et al.
patent: 5447283 (1995-09-01), Tindell
patent: 5707206 (1998-01-01), Goto et al.
patent: 5721402 (1998-02-01), Parente
patent: 6206136 (2001-03-01), Swindlehurst et al.
patent: 6244817 (2001-06-01), Ngo
patent: 6379110 (2002-04-01), McCormick et al.
patent: 6409469 (2002-06-01), Tse
patent: 6772857 (2004-08-01), Porte et al.
patent: 7047725 (2006-05-01), Moe et al.
patent: 7055308 (2006-06-01), Pinard et al.
patent: 2002/0125067 (2002-09-01), Porte et al.
patent: 2004/0045766 (2004-03-01), Porte et al.
patent: 2004/0065502 (2004-04-01), Yamamoto
patent: 2005/0060982 (2005-03-01), Mani et al.
patent: 2005/0284690 (2005-12-01), Proscia et al.
patent: 2006/0219475 (2006-10-01), Olsen et al.
patent: 2007/0034447 (2007-02-01), Proscia et al.
patent: 2007/0102234 (2007-05-01), Prasad et al.
Bradshaw, P. et al., “Turbulent Wall Jets with and without an External Stream”, Ministry of Aviation, Aeronautical Research Council Reports and Memoranda, R. &M. No. 3252, Jun. 1960, 51 pages.
Gartshore, “The Streamwise Development of Two-Dimensional Wall Jets and Other Two-Dimensional Turbulent Shear Flows”, Department of Mechanical Engineering, McGill University, Montreal, P.Q., Aug. 1965, 205 pages.
McGahan, “The Incompressible, Turbulent Wall Jet in an Adverse Pressure Gradient”, Gas Turbine Laboratory, Massachusetts Institute of Technology, Sep. 1965, 134 pages.
Peake, D.J., “The Use of Air Injection to prevent Separation of the Turbulent Boundary Layer in Supersonic Flow”, Ministry of Aviation, Aeronautical Research Council Current Papers, C.P. No. 890, 1966, 50 pages.
Whitelaw, James H., “An Experimental Investigation of the Two-dimensional Wall Jet”, Ministry of Technology, Aeronautical Research Council Current Papers, C.P. No. 942, 1967, 52 pages.
McAlpine, A. et al., “ “Buzz-saw” noise in acoustically lined ducts: comparison of measurement with prediction”, Institute of Sound and Vibration Research, University of Southampton; AIAA 2002-2448, Copyright 2002 by the American Institute of Aeronautics and Astronautics, Inc., pp. 569-579.
Wilkinson, M.J. et al., “Active Control of Buzz-saw Tones: Experimental Results from a Laboratory-scale Rig”, Institute of Sound and Vibration Research, University of Southampton; 11th AIAA/CEAS Aeroacoustics Conference (26th AIAA Aeroacoustics Conference) May 23-25, 2005. AIAA 2005-3074, Copyright 2005 by Phillip Joseph. Published by the American Institute of Aeronautics and Astronautics, Inc., pp. 1-16.
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