公开(公告)号：WO2004035990A2

公开(公告)日：2004-04-29

申请号：PCT/IB2003/005356

申请日：2003-10-15

Applicant: PLACER DOME TECHNICAL SERVICES LIMITED

Inventor： JACKSON, Simon, Mark ,  JACKSON, Eric ,  HIRTZ, Hal ,  DALE, James ,  JORDAN, John ,  EDDY, David

IPC: E21C35/24

CPC classification number: E21C35/24 ,  E21C25/16

Abstract: The present invention is directed to an excavator that is operable in manual and automatic modes and uses state machines to effect unit operations, rotationally offset swing actuators to rotate boom and cutter head, a fail safe hydraulic system to maintain gripper pressure in the event of a malfunction of the hydraulic system, differing position and pressure control functions in the hydraulic actuators, a kinematic module to effect pitch and roll adjustments, a cutting face profile generator to generate a profile of the excavation face, and an optimization module to realize a high degree of optimization of excavator operation.

Abstract translation: 本发明涉及一种可在手动和自动模式下操作的挖掘机，并且使用状态机来实现单元操作，旋转地偏移摆动致动器以使悬臂和切割头旋转，故障安全液压系统在以下情况下保持夹持器压力 液压系统的故障，液压致动器中的不同的位置和压力​​控制功能，用于实现俯仰和滚动调节的运动模块，用于产生挖掘面的轮廓的切割面轮廓生成器，以及实现高度的优化模块 挖掘机运行优化。