发明授权
US5535532A Excavator control apparatus for shovel-type construction equipment 失效
铲式施工设备挖掘机控制装置

Excavator control apparatus for shovel-type construction equipment
摘要:
An excavator control apparatus for shovel-type construction equipment includes an automatic digging control section, a digging load control device, and an operation command correcting device. The shovel-type construction equipment has a boom, an arm and a bucket that are successively and rotatably connected in an operation section. The boom, the arm and the bucket are each connected to at least one cylinder that extends and retracts according to the operation of a lever. The digging load control device permits an automatic digging routine to be executed by controlling the extension and retraction of the cylinder. The digging load control device transmits operation commands to the cylinder to maintain a digging load approximately equal to a set digging load during automatic digging. The operation command correcting device corrects the operation commands transmitted to the cylinder by manual operation of the lever without cancelling the automatic digging routine.
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