Divided blade rotor

Details Divided blade rotor Divided blade rotor

2008-07-08

2008-07-08

Edgar, Richard (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With fluid passage in working member communicating with...

Both inlet and outlet to working fluid

C416S22700R, C416S23100A

Reexamination Certificate

active

07396208

ABSTRACT:
A novel rotor blade is presented with an integral tip portion from which two diverging blade portions extend to separated respective roots. The blade may have conventional airfoil sections, or may be made from flat or curved sheet material. The two rotor blade portions may have dissimilar angles of incidence. Leading edge holes or slots are located behind the leading edge of the blade. The two blade portions may have distinct angles of incidence.

REFERENCES:
patent: 285212 (1883-09-01), Bell et al.
patent: 1066988 (1913-07-01), Boutwell
patent: 2938662 (1960-05-01), Eckert et al.
patent: 3044559 (1962-07-01), Chajmik
patent: 295 353 (1988-12-01), None

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