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公开(公告)号：US20240149962A1
公开(公告)日：2024-05-09
申请号：US18504597
申请日：2023-11-08
申请人： BOMAG GMBH
发明人： Joachim PONSTEIN
摘要： A ground milling machine, in particular a road milling machine or stabilizer or recycler, having a machine frame and at least one front travel unit as viewed in a longitudinal machine direction and at least one rear travel unit as viewed in the longitudinal machine direction, each travel unit comprising a respective travel wheel, which is in contact with an underlying ground during travel operation of the ground milling machine and has a wheel tread configured for direct ground contact, or a crawler track, which is in contact with an underlying ground during travel operation of the ground milling machine, and a drive wheel configured for driving the crawler track, at least one travel unit being height-adjustable along a lifting axis via a lifting device and/or being rotatable about a steering axis for steering the ground milling machine, and the at least one travel unit being arranged on the machine frame via a mounting device, said mounting device being configured such that the travel unit can be moved at least partially transversely to the lifting axis and/or steering axis through a translational movement.
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公开(公告)号：US20220145551A1
公开(公告)日：2022-05-12
申请号：US17453739
申请日：2021-11-05
申请人： BOMAG GMBH
发明人： Joachim PONSTEIN , Jerome BEILVERT
IPC分类号： E01C23/088
摘要： A self-propelled ground milling machine comprising a machine frame, a drive motor, a ground milling device having a milling drum arranged inside a milling drum box and rotatable about a horizontal rotation axis transverse to a forward traveling direction of the ground milling machine, front and rear travel devices, right and left lateral outer walls, and an operator platform.
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公开(公告)号：US20220072922A1
公开(公告)日：2022-03-10
申请号：US17309839
申请日：2019-12-17
申请人： BOMAG GMBH
发明人： Joachim PONSTEIN
IPC分类号： B60G17/015
摘要： A construction machine, in particular a road milling machine, comprising a machine frame, a traveling mechanism with front and rear traveling devices with at least one pair of front traveling devices and/or one pair of rear traveling devices, at least one pair of the front or rear traveling devices being connected to the machine frame via lifting columns each having a hydraulically adjustable piston-cylinder unit, a drive device for driving the hydraulically adjustable piston-cylinder unit of the lifting columns separately from one another, and a control device configured to control the lifting adjustment of the lifting columns by means of the hydraulically adjustable piston-cylinder units, and to a method for controlling the lifting position of a piston-cylinder unit of a lifting column of a construction machine, in particular a construction machine according to the invention.
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