Movable fan vane with a safety profile

Details Movable fan vane with a safety profile Movable fan vane with a safety profile

1997-01-10

1998-12-29

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Rotor having flow confining or deflecting web, shroud or...

Axially extending shroud ring or casing

416219R, 416223A, 416248, F01D 530

Patent

active

058532862

ABSTRACT:
A vane for a fan including a platform, a root and a blade. The platform has opposite outer and inner surfaces, and opposite upper and lower surfaces. The upper surface has a camber shape, and the lower surface has a concave shape corresponding to the camber shape of the upper surface. The root is fixed to the inner surface of the platform and adapted to be fixed to a hub of the fan. The blade is fixed to the outer surface of the platform at a position shifted toward the lower surface from a center line between the upper and lower surfaces.

REFERENCES:
patent: 5242270 (1993-09-01), Partington et al.
patent: 5310318 (1994-05-01), Lammas et al.
patent: 5443365 (1995-08-01), Ingling et al.

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