Curved blade oil scoop

Details Curved blade oil scoop Curved blade oil scoop

2007-07-17

2007-07-17

Look, Edward K. (Department: 3745)

Rotary kinetic fluid motors or pumps

Pump having rotating inlet end or scoop immersed in liquid

C415S092000

Reexamination Certificate

active

11133715

ABSTRACT:
Disclosed herein is a rotating radial scoop used to move fluid from a larger radius to a smaller radius, comprising a blade at least partially circumscribing a central axis from an outer radius of the scoop to an capture radius of the scoop, wherein the inner surface of the blade is curved. A scoop having a blade with a curved inner surface extending from the scoop outer radius to a capture radius is disclosed. A turbine engine comprising the scoop, along with a method of providing a fluid to a bearing utilizing the scoop is also disclosed.

REFERENCES:
patent: 2124914 (1938-07-01), Fottinger
patent: 3646756 (1972-03-01), Langlois
patent: 4047847 (1977-09-01), Oikawa
patent: 4339923 (1982-07-01), Hays et al.
patent: 4453784 (1984-06-01), Kildea et al.
patent: 4468066 (1984-08-01), Alcorta et al.
patent: 4648485 (1987-03-01), Kovaleski
patent: 5489190 (1996-02-01), Sullivan
patent: 5609073 (1997-03-01), Spooner et al.
patent: 6409464 (2002-06-01), Fisher et al.
patent: 6682222 (2004-01-01), Fisher

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