Sections for shrouded propeller blade

Details Sections for shrouded propeller blade Sections for shrouded propeller blade

1989-02-01

1990-03-27

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Specific blade structure

Radial flow devices

416242, 416DIG2, B64C 1118

Patent

active

049116126

ABSTRACT:
This invention relates to a section for shrouded propeller blade, of which the relative thickness is included between 9% and 15%, wherein, the curvature of said section having a maximum value at the leading edge thereof, the upper surface line comprises three successive portions, such that

REFERENCES:
patent: 4413796 (1983-11-01), Bousquet
patent: 4455003 (1984-06-01), Hilbig
patent: 4626172 (1986-12-01), Mouille et al.
patent: 4626173 (1986-12-01), Mouille et al.
patent: 4639284 (1987-01-01), Mouille et al.
patent: 4773825 (1988-09-01), Rodde et al.
patent: 4834617 (1989-05-01), Wainauski et al.
Ira H. Abbott and A. E. Von Doenhoff, "Theory of Wing Sections", McGraw Hill, (1949), pp. 111 to 115.

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