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Patent Searching and Data


Title:
FLOW DIRECTING SPOOL FOR VALVE
Document Type and Number:
WIPO Patent Application WO/2013/090728
Kind Code:
A3
Abstract:
A spool valve (100) includes a body (102) defining a bore (104) and a positionable spool (106) located within the bore. The spool includes a central body portion (112) having a diameter and a number of sealing lands (118) separated by the central body portion. Each sealing land has a diameter larger than the central body portion diameter. A plurality of flow- shaping rings 8114) are located between first and second sealing lands, and each comprise an intermediate diameter larger than the central body portion diameter and smaller than the sealing land diameter.

Inventors:
WEST GARY (GB)
TAMBOLI JAVEDKHAN NIJAM (IN)
KULKARNI ANIRUDDHA (IN)
Application Number:
US2012/069762
Publication Date:
August 29, 2013
Filing Date:
December 14, 2012
Export Citation:
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Assignee:
EATON CORP (US)
International Classes:
F15B13/04; F16K11/07
Foreign References:
EP1801473A22007-06-27
US2969045A1961-01-24
US5103866A1992-04-14
DE19820563A11999-01-07
Attorney, Agent or Firm:
BRUESS, Steven, C. (P.O. Box 2903Minneapolis, MN, US)
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