Rotary kinetic fluid motors or pumps – With passage in blade – vane – shaft or rotary distributor...
Reexamination Certificate
2007-10-30
2011-11-08
Edgar, Richard (Department: 3745)
Rotary kinetic fluid motors or pumps
With passage in blade, vane, shaft or rotary distributor...
C415S178000
Reexamination Certificate
active
08052377
ABSTRACT:
A gas turbine engine including a bypass duct defined by radially outer and inner walls, the radially inner wall defined by acoustic panels. The acoustic panels define the outer wall of a heated fire zone. In conventional engines an insulating blanket is attached to the panels, however, this is heavy and costly. Cooling film means are configured to pass bypass air through and over an internal surface of the panel.
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Rolls-Royce PLC. “The Jet Engine,” 5thEdition, p. 204 (1996).
Coney Michael H.
Handley Brian A.
Mullender Andrew J.
Parkin David M.
Edgar Richard
Oliff & Berridg,e PLC
Rolls-Royce PLC.
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