High pressure turbine rotor two-piece blade retainer

Details High pressure turbine rotor two-piece blade retainer High pressure turbine rotor two-piece blade retainer

1983-02-09

1984-11-06

Yuen, Henry C.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Blade received in well or slot

416219R, F01D 532

Patent

active

044809581

ABSTRACT:
A blade retainer for holding a turbine blade on a turbine rotor disc and sealing a cooling cavity formed between the disc and blade has a two-piece construction. The first piece performs the blade loading function, while the second piece performs the cavity sealing function. The two pieces are attached to the disc by a common set of fasteners, such as bolts.

REFERENCES:
patent: 3266770 (1966-08-01), Harlow
patent: 3443791 (1969-05-01), Sevetz et al.
patent: 3734646 (1973-05-01), Perkins
patent: 3768924 (1973-10-01), Corsmeier et al.
patent: 3814539 (1974-06-01), Klompas
patent: 3832092 (1974-08-01), Manharth
patent: 4102603 (1978-07-01), Smith et al.
patent: 4171930 (1979-10-01), Brisken et al.
patent: 4192633 (1980-03-01), Herzner

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