发明名称 Double-acting hydraulic pressure intensifier.
摘要 A double-acting hydraulic pressure intensifier includes a supply connection, a return connection, a high-pressure connection. An intensifier piston assembly includes a low-pressure piston arranged in a low-pressure cylinder and two high-pressure pistons connected to the low-pressure piston each arranged in a high-pressure cylinder. A switching valve assembly includes a displace able, hydraulically controlled valve element which on its two opposite sides in the direction of displacement has control pressure chambers with pressure application areas of different sizes, namely, a first control pressure chamber with a smaller pressure application area and a second control pressure chamber with a larger pressure application area. A stop plug is arranged between the second control pressure chamber and the supply connection.
申请公布号 ZA200208560(B) 申请公布日期 2003.05.19
申请号 ZA20020008560 申请日期 2002.10.23
申请人 MINIBOOSTER HYDRAULICS A/S. 发明人 LEIF HANSEN;PETER J. M. CLAUSEN;CHRISTEN ESPERSON;JAN PETERSEN
分类号 F04B9/113 主分类号 F04B9/113
代理机构 代理人
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