Fan blade axial and radial retention device

Details Fan blade axial and radial retention device Fan blade axial and radial retention device

1983-10-18

1984-10-23

Phillips, Charles E.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Blade received in well or slot

416220R, F01D 532

Patent

active

044785542

ABSTRACT:
Axial and radial fan blade retention device, the blade comprising a root of dovetail or other re-entrant form capable of being engaged by axial sliding in corresponding bores of the rim of the disc.
It comprises a member of elastomer material in the form of a trough extending axially and interposed between a wedge and the flanks and the base of a groove, the trough having an opening in which is engaged an abutment of the wedge constituting a central seating of the wedge on the base of the groove.

REFERENCES:
patent: 3653781 (1972-04-01), Cooper
patent: 3832092 (1974-09-01), Manharth
patent: 3936234 (1976-02-01), Tucker et al.
patent: 4033705 (1977-07-01), Leubering
patent: 4208170 (1980-06-01), Tucker et al.
patent: 4265595 (1981-05-01), Bucy, Jr. et al.
patent: 4405285 (1983-09-01), Surdi

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