发明名称 Road milling machine and method for positioning the machine frame parallel to the ground
摘要 In a self-propelled road milling machine (1), particularly a cold-milling machine, comprising a track assembly carrying the machine frame (4) via lifting columns (12,13), a milling roller (6) supported on the machine frame (4) for treatment of a ground surface (8) or traffic surface (8), height-adjustable side plates (10) for edge protection, arranged to rest on the ground surface (8) or traffic surface (8) to be treated, a height-adjustable stripping means (14) arranged in the moving direction behind the milling roller (6) and adapted to be lowered, during operation, into the milling track (17) generated by the milling roller (6), and a control means (23) for controlling the milling depth of the milling roller (6), the control means (23) detecting the milling depth of the milling roller (6) from the measurement values of at least one measuring means (16), it is provided that the control means (23) is operative to automatically control the lifting condition of at least one rear and/or front lifting column (12,13) as seen in the traveling direction, for establishing the parallel orientation of the machine frame (4) relative to the ground surface (8) or traffic surface (8) or to a predetermined milling plane.
申请公布号 US8424972(B2) 申请公布日期 2013.04.23
申请号 US20070226342 申请日期 2007.12.21
申请人 BERNING CHRISTIAN;SIMONS DIETER;WIRTGEN GMBH 发明人 BERNING CHRISTIAN;SIMONS DIETER
分类号 E01C23/088 主分类号 E01C23/088
代理机构 代理人
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