Fixed-angle keying piece for blades of axial fans

Details Fixed-angle keying piece for blades of axial fans Fixed-angle keying piece for blades of axial fans

1988-04-20

1990-06-05

Garrett, Robert E.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Turbo machine

416209, F04D 2934

Patent

active

049309897

ABSTRACT:
The present invention relates to fixed-angle keying pieces for blades of axial fans each having a U-shaped cross section, the internal surface of which perfectly fits the profile of the blade while the external surface of the same has a plane side face which rests on a supporting plate, the keying piece being obtained as a continuous extruded section which is subsequently cut to a desired size.

REFERENCES:
patent: 1453873 (1923-05-01), Hicks
patent: 2825414 (1958-03-01), Page
patent: 3323711 (1967-06-01), Myers

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