发明名称 Loader and loader control system
摘要 A loader and a control system for a loader provide for monitoring the position of a part of the implement carried by the loader. The loader has a body with left and right upright tower portions, and a loader drive system including ground engaging drive elements. Left and right interconnected lift arm assemblies each have an implement lift arm pivotally connected with a corresponding tower portion of the body at a lift arm pivot point. A lift actuator is connected between the body and the lift arm. The implement is pivotally connected with the lift arm assemblies about an implement pivot axis. The lift arm pivot point and the implement pivot axis in side elevation define a straight reference line. At least one implement tilt actuator is connected between at least one of the lift arm assemblies and the implement. A position sensor is mounted on the body at the level of, or above, the lift arm pivot points. An inclinometer is movable with the left and right interconnected lift arm assemblies to provide an indication of the inclination of the lift arm assemblies along the straight reference line. An angle sensor provides an indication of the orientation of said implement with respect to said left and right interconnected lift arm assemblies. The control is responsive to the position sensor, the inclinometer, and the angle sensor. The control determines the position of the position sensor and the position of a part of the implement with respect to the position sensor.
申请公布号 US7881845(B2) 申请公布日期 2011.02.01
申请号 US20070959722 申请日期 2007.12.19
申请人 CATERPILLAR TRIMBLE CONTROL TECHNOLOGIES LLC 发明人 NICHOLS MARK
分类号 E02F9/26;G01C21/00;G06F19/00 主分类号 E02F9/26
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