Device in a subsea system for controlling a hydraulic actuator and a subsea system with a hydraulic actuator
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United States of America Patent
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May 4, 2004
Grant Date -
N/A
app pub date -
Mar 20, 2002
filing date -
Sep 30, 1999
priority date (Note) -
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Abstract
A device in a subsea system for controlling a hydraulic actuator (1) which is connected to a supply line (2) for supply of a supply fluid to the actuator (1) and a return line (3) for removal of a return fluid from the actuator. The device (10) include: a housing (11) and a body (29) which is movable in the housing (11), which together define a high-pressure chamber (14), which communicates with the supply line (2), and a low-pressure chamber (15), which communicates with the return line (3), and whose volume is a function of the pressure of the return fluid and the supply fluid.
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