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Title:
ACTUATION METHOD AND EFFICIENCY
Document Type and Number:
WIPO Patent Application WO/2015/187230
Kind Code:
A3
Abstract:
A multi-stage centrifugal pump assembly allows for multiple fixed ratio pressure levels. The multiple pressure levels permit optimization of actuation loops without the need for pressure regulators, and can be used directly by the actuators.

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Inventors:
NYZEN ROBERT (US)
CLEMENTS MARTIN A (US)
Application Number:
PCT/US2015/020897
Publication Date:
April 07, 2016
Filing Date:
March 17, 2015
Export Citation:
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Assignee:
EATON CORP (US)
International Classes:
F02C7/232; F02C9/52; F02C9/38
Foreign References:
US3441200A1969-04-29
US3433016A1969-03-18
US8291886B22012-10-23
US8166765B22012-05-01
US6022197A2000-02-08
Other References:
APPLICANT'S OWN ADMITTED PRIOR ART
Attorney, Agent or Firm:
NAUMAN, Timothy, E. (The Halle Building 5th Floor,1228 Euclid Avenu, Clevland OH, US)
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