发明名称 HYDRAULIC OIL REGENERATION VALVE ASSEMBLY FOR CONSTRUCTION MACHINERY
摘要 PURPOSE: A regeneration valve assembly of construction equipment is provided to improve productivity by facilitating the processing of an orifice flow path. CONSTITUTION: A regeneration valve assembly of construction equipment comprises: a valve body(20) which includes a tank path(22) which is formed to the longitudinal direction of a spool(21), a first port, and a second port(25); a regeneration flow path(30) which is located on the top of the spool and is formed on the valve body in order to be communicated with the other side of a supply flow path(23); and an orifice flow path(40) which is formed inside the valve body and interlinks the regeneration flow path and the tank path.
申请公布号 KR20100075332(A) 申请公布日期 2010.07.02
申请号 KR20080133985 申请日期 2008.12.24
申请人 DOOSAN INFRACORE CO., LTD. 发明人 HWANG, GEO SUN;YEO, MYEONG KU
分类号 F15B11/024;E02F9/14 主分类号 F15B11/024
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