Title:
UNDULATING SEALING SURFACE WITH RAISED RIDGE
Document Type and Number:
WIPO Patent Application WO/2012/162023
Kind Code:
A3
Abstract:
A valve assembly including a first member having a first undulating sealing surface, the first undulating sealing surface having a ridge extending therefrom, a second member having a second undulating sealing surface, the first and second undulating sealing surfaces being complementarily formed, the second member having a seal element for sealing the valve assembly when the first and second members are engaged, the ridge operatively arranged to increase a contact pressure between the first member and the seal element.
Inventors:
BANE DARREN (US)
GUNNELLS JOHN (US)
GUNNELLS JOHN (US)
Application Number:
PCT/US2012/037901
Publication Date:
February 07, 2013
Filing Date:
May 15, 2012
Export Citation:
Assignee:
BAKER HUGHES INC (US)
BANE DARREN (US)
GUNNELLS JOHN (US)
BANE DARREN (US)
GUNNELLS JOHN (US)
International Classes:
F16J15/12; F16K1/18; F16K15/00
Domestic Patent References:
| WO2010091474A1 | 2010-08-19 |
Foreign References:
| US5918858A | 1999-07-06 | |||
| JPH0821548A | 1996-01-23 | |||
| US6772842B2 | 2004-08-10 |
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