Disclosed herein is a biased actuator. The actuator includes, a reservoir, at least one piston in operable communication with the reservoir, at least one metal seal disposed about the at least one piston and in substantial sealing communication therewith, the at least one metal seal further being in substantial sealing communication with the reservoir and a biasing system in operable communication with both the reservoir and the at least one piston.
申请公布号
WO2008118916(A4)
申请公布日期
2009.03.05
申请号
WO2008US58152
申请日期
2008.03.25
申请人
BAKER HUGHES INCORPORATED;BANE, DARREN, E.;ANDERSON, DAVID, Z.