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Title:
FUEL SYSTEM WITH LIQUID RING PUMP WITH CENTRIFUGAL AIR/FUEL SEPARATOR
Document Type and Number:
WIPO Patent Application WO/2015/069345
Kind Code:
A3
Abstract:
A boost pump unit (110) includes a liquid ring pump (116) and an air/ fuel separator (118) having an inlet (124) and first (126) and second (130) outlet ports. The separator inlet (124) is operably fluidly coupled to an outlet of the liquid ring pump (116). The air/fuel separator (118) has an arcuate flow path (132) and the first outlet port (126) is in fluid communication with a radially outer portion of the arcuate flow path (132) and the second outlet port (130) is in fluid communication with a radially inner portion of the arcuate flow path (132). A return line (120) connected to the first outlet port (126) is configured to return fuel to the liquid ring pump (116). A fuel system and a method of pumping fuel are also disclosed.

Inventors:
MUELLER, Austin Wade (6837 East Colley Road, Clinton, Wisconsin, 53525, US)
BARYSHNIKOV, Dmitriy (7891 Highlands Drive, Rockford, Illinois, 61102, US)
Application Number:
US2014/050130
Publication Date:
June 25, 2015
Filing Date:
August 07, 2014
Export Citation:
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Assignee:
WOODWARD, INC. (1000 East Drake Road, P.O. Box 1519Fort Collins, Colorado, 80525, US)
MUELLER, Austin Wade (6837 East Colley Road, Clinton, Wisconsin, 53525, US)
BARYSHNIKOV, Dmitriy (7891 Highlands Drive, Rockford, Illinois, 61102, US)
International Classes:
F04C19/00; B01D19/00; B64D37/00; F04D5/00
Foreign References:
US4691510A1987-09-08
US2811219A1957-10-29
US2983331A1961-05-09
US5096386A1992-03-17
Attorney, Agent or Firm:
MAKEEVER, Jeffery J. (Reinhart Boerner Van Deuren, 2215 Perrygreen WayRockford, Illinois, 61107, US)
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