Rotor disk structure

Details Rotor disk structure Rotor disk structure

1979-12-17

1982-08-17

Garrett, Robert E.

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

F01D 508

Patent

active

043447384

ABSTRACT:
A rotor disk adapted to receive a plurality of coolable rotor blades of a gas turbine engine is disclosed. Various construction details for cooling air holes in rotor disks are developed. In structures embodying the present invention tangential stress concentration factors are reduced. The elongated axis of each cooling air hole lies in a plane perpendicular to the axis of symmetry of the disk.

REFERENCES:
patent: 3527543 (1970-09-01), Howald
patent: 3836279 (1974-09-01), Lee
patent: 3918835 (1975-11-01), Yamarik et al.
patent: 3982852 (1976-09-01), Andersen et al.
patent: 4008980 (1977-02-01), Noehren et al.
patent: 4203705 (1980-05-01), Wesbecher

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