Hydraulic system for construction equipment
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United States of America Patent
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Nov 5, 2013
Grant Date -
Feb 25, 2010
app pub date -
Aug 21, 2009
filing date -
Aug 21, 2008
priority date (Note) -
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Abstract
A hydraulic system for construction equipment is provided, which can increase the driving speed of a corresponding working device by making hydraulic fluid of a hydraulic pump, which is added to the hydraulic system having two hydraulic pumps in the construction equipment, join hydraulic fluid on the working device side, and can intercept the supply of hydraulic fluid from the working device side to a traveling apparatus side when the working device and the traveling apparatus are simultaneously manipulated.
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