<p>The invention relates to a hydraulic cylinder allowing a double stroke and three positions owing to the machine-finish provided both on the inside thereof and along the rod which enables pistons to travel over a predefined set distance with a high degree of precision.</p>
申请公布号
WO2010072854(A1)
申请公布日期
2010.07.01
申请号
WO2009ES00343
申请日期
2009.07.29
申请人
UNIVERSIDAD DE ZARAGOZA;TORRES PORTERO, MIGUEL ANGEL
