Self-contained hydraulic ESD system
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United States of America Patent
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N/A
Issued Date -
Apr 7, 2005
app pub date -
Jul 21, 2004
filing date -
Feb 20, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A hydraulic control circuit, comprising a control line connected to a device to be controlled by fluid pressure in the control line; a time-out valve on the control line, the time-out valve having a time-out period during which time-out period operation of the time-out valve is delayed after actuation of the time-out valve; a pump connected to the control line for pressurizing the control line with fluid; and an arming valve operated by pressure on an arming line connected to the control line and the arming valve being connected to the time-out valve to reduce the time-out period in response to pressure on the control line.
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