F - Mech Eng,Light,Heat,Weapons – 01 – D
Patent
F - Mech Eng,Light,Heat,Weapons
01
D
F01D 5/06 (2006.01) F01D 25/12 (2006.01)
Patent
CA 2712111
A turbine rotor for a gas turbine engine comprises a disc having a hub defining a central bore for receiving an engine shaft. A nut retains the disc on the shaft. The disc retaining nut has at least one cooling passage defined therein and disposed for directing a flow of cooling air passing through the bore of the disc.
Carrieres Alain
Di Paola Franco
Lecuyer Daniel
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Pratt & Whitney Canada Corp.
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