HYDRAULIC SYSTEM WITH ENERGY REGENERATION
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United States of America Patent
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N/A
Issued Date -
May 23, 2013
app pub date -
Nov 22, 2011
filing date -
Nov 22, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A hydraulic system includes a tank for hydraulic fluid, a supply line connected to the tank and a plurality of hydraulic functions connected to the supply line. Each hydraulic function includes an actuator that is connectable to a load and that has a first side and a second side. Each function includes a first control valve connected to the first side and a second control valve connected to the second side. Each function also has an independent tank line, and the first and second control valves are connected to both the supply line and the independent tank line. A third control valve is connected between the independent tank line and the tank, and a check valve is connected between the supply line and the independent tank line.
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