Drive having an energy recovery function having a brake pressure control valve
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United States of America Patent
Stats
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Jul 17, 2012
Grant Date -
Jan 7, 2010
app pub date -
Jun 20, 2007
filing date -
Jun 20, 2006
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a drive (1) having an energy recovery function. The drive having an energy recovery function comprises a hydrostatic piston machine (9) and at least one storage element (13) which is connected to said hydrostatic piston machine. Said hydrostatic piston machine (9) and the at least one storage element (13) are connected together by means of a storage line. Said storage line is divided into a first storage line section (11) and into a second storage line section (12) by a throttle value unit (15). Said throttle valve unit (15) comprises a control pressure valve unit (16) and a built-in valve (17). The control pressure valve unit (16) produces a control pressure which acts upon the built-in valve (17).
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