Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar
Patent
1988-02-12
1988-11-15
Garrett, Robert E.
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Formed with main spar
416144, 416224, 416233, 416DIG2, F01D 514
Patent
active
047845759
ABSTRACT:
A propulsor blade for an aircraft engine includes an airfoil section formed in the shape of a scimitar. A metallic blade spar is interposed between opposed surfaces of the blade and is bonded to the surfaces to establish structural integrity of the blade. The metallic blade spar includes a root end allowing attachment of the blade to the engine.
REFERENCES:
patent: 2312219 (1943-02-01), Sensenich
patent: 2541661 (1951-02-01), Palmatier et al.
patent: 3085631 (1963-04-01), Dagrell
patent: 3103977 (1963-09-01), Negroni
patent: 3664764 (1972-05-01), Davies et al.
patent: 3883267 (1975-05-01), Baudier et al.
patent: 4358246 (1982-11-01), Hanson et al.
patent: 4370097 (1983-01-01), Hanson et al.
Elston, III Sidney B.
Hemsworth Martin C.
Nelson Joey L.
Tseng Wu-Yang
Garrett Robert E.
General Electric Company
Herkamp Nathan D.
Kwon John T.
Lawrence Derek P.
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