Deere & Co. (DE) USPTO patents

The invention relates to a self-propelled construction machine, in particular a road milling machine, stabiliser, recycler or surface miner, which has a machine frame 2 supported by at least three running gears 10A, 10B, 11A, 11B, a drive device 14 for driving at least two running gears, and a work roller 4 arranged on the machine frame.

A seat device for a construction machine comprising a positioning device and a seat console having a seat arranged thereon, wherein the positioning device comprises a first pivot arm and a second pivot arm for guiding the seat console along a curved trajectory, wherein the pivot arms respectively comprise a first end and a second end, wherein the respective first end of the pivot arms is supported on the positioning device via a respective first rotary joint, and the respective second end of the pivot arms is connected to the seat console via a respective second rotary joint in a manner as spaced apart from each other.

A wear prognosis method and a maintenance method for an earth working machine are disclosed, along with an apparatus for performing the method.

In a self-propelled construction machine (1), in particular road milling machine, stabilizer, recycler or surface miner, comprising a machine frame (2), and at least one working device (6), in particular milling drum, which is arranged in a housing (4) open towards the bottom that is at least partially closed on at least one side by at least one edge protector (8) height-adjustable relative to the machine frame (2), wherein, for the purpose of height adjustment, at least one first lifting device (10) is provided, the first end (15) of which is connected to the machine frame (2), and the second end (16) of which is connected to the height-adjustable edge protector (8), it is provided for the following features to be achieved: a second lifting device (12) is provided, the first end (18) of which is connected to the machine frame (2), and the second end (20) of which is connected to a first end (22) of a transmission device (14), which is in turn connected, with a second end (24), to the height-adjustable edge protector (8).

The invention relates to a wear component of a milling machine, to a milling machine equipped with such a wear component, and to a method for determining the wear on a wear component.

The invention relates to a milling machine having a replaceable milling drum, different types of milling drums being capable of being associated with the milling machine; and having a control unit for controlling the milling machine, machine parameters of the milling machine being settable by way of the control unit.

In a self-propelled construction machine (1), in particular road milling machine, recycler, stabilizer or surface miner, comprising a machine frame (3), at least three travelling devices (5), at least one working device (2), in particular a milling drum, for working the ground pavement (53), at least one profile sensor device (30) for measuring at least one ground pavement profile extending transverse to the direction of travel (F), wherein the profile sensor device (30) is arranged in front of the working device (2) as seen in the direction of travel (F), an evaluation device (50) and a storage device (52) connected to the same, wherein the evaluation device (50) is connected to the profile sensor device (30) and the ground pavement profile data measured by the profile sensor device (30) are stored in the storage device, it is provided for the following features to be achieved: the profile sensor device (30) measures ground profile data in at least one first location (X), wherein at least one second sensor device (40, 42) is provided which, after the construction machine (1) has travelled a section corresponding to the distance (d) between the working device (2) and the profile sensor device (3), measures, in the first location (X), at least one distance value between the ground surface and the working device (2), wherein the evaluation device (50) references the ground pavement profile data stored in the storage device (52) measured in the at least one first location (X) to the at least one distance value measured in the first location by means of the second sensor device (40, 42).

A strike off assembly for a placer spreader apparatus includes a strike off support beam and left and right side plate assemblies attached to ends of the support beam.

In a system (1) comprising construction machine (2), transport vehicle (3) with loading space (4) and image-recording device (5, 36), wherein the image-recording device (5, 36) is arranged at the construction machine (2) and aligned, as a minimum, also towards the loading space (4) of the transport vehicle (3), it is specified for the following features to be achieved: that a reception and display device (18) is arranged at or in the transport vehicle (3), wherein the data recorded by the image-recording device (5, 36) are transmitted to the reception and display device (18) by means of a transmission device (46) arranged at the construction machine (2).

A civil engineering machine has a machine control unit configured to determine data which defines the position and/or orientation of a reference point on the civil engineering machine in relation to a reference system independent of the position and orientation of the civil engineering machine.

The invention relates to a construction machine, road milling machine, stabiliser, recycler, surface miner, and a to method for controlling a construction machine.

In a self-propelled construction machine comprising a machine frame with a longitudinal axis, a controller for the travelling and milling operation, a height-adjustable working drum, and a slewable transport conveyor: that the control system, at least as a function of a virtual trajectory for positioning the transport conveyor which is freely specifiable in a stationary coordinate system that is independent of the position and alignment of the machine frame, controls, by means of open-loop control or closed-loop control, at least the slewing angle of the transport conveyor automatically in such a fashion that a reference point of the transport conveyor always remains on the specified trajectory in the case of a change in position of the machine frame within the coordinate system.

A self-propelled earth working machine includes a traveling gear, a machine frame supported by the traveling gear, a power source accommodated on the machine frame for providing power for a travel operation and/or for an earth working operation, a working apparatus accommodated on the machine frame for earth working, and a cooling device for cooling a functional device of the earth working machine.

A self-propelled construction machine, in particular a road milling machine, recycler or stabiliser, having a machine frame and a milling drum which is arranged in a milling drum housing having a sealing device which has a sealing element arranged in the working direction of the construction machine behind the milling drum for closing the milling drum housing, an adjustment device for adjusting the height position of the sealing element in relation to the milling drum, and a controller for controlling the adjustment device of the sealing element.

A soil processing machine includes a machine frame having two longitudinal members positioned parallel to a machine longitudinal direction and spaced from each other transversely to the machine longitudinal direction, and two transverse members positioned extending transversely to the machine longitudinal direction and spaced from each other in the machine longitudinal direction.

A method for milling off traffic areas with a milling drum of a milling machine comprises: obtaining and storing target profile data of a desired target profile of a surface of the traffic area in target condition, wherein target values for a locally desired milling depth are assigned to position data in a stationary coordinate system independent of the milling machine; determining the current position of the milling drum in the coordinate system and detecting a current milling depth; during the milling operation, controlling the milling depth as a function of the target value assigned to the current position of the milling drum and the currently detected milling depth; updating the target profile data in the current position of the milling drum on the worked traffic area by the currently actually milled milling depth; and storing the updated target profile data.

A milling unit for an earth working machine including a milling drum and a milling drum housing; the milling unit comprising a closed operating-medium circuit that includes an operating-medium pump that is embodied to drive the operating medium to circulate in the operating-medium circuit; the operating-medium circuit including a heat exchanger through which operating medium flows during circulating flow of the operating medium; the heat exchanger being arranged on the milling drum housing.

In a self-propelled construction machine or mining machine, in particular milling machine for working a ground surface, including a machine frame, a working device for working the ground surface, which is supported on the machine frame, wherein the working device is at least partially enclosed by a housing, at least one movable side plate, which closes the housing on at least one of the two sides of the working device , wherein the movable side plate rests on the ground surface in floating position during the working operation, it is provided that a clearing scraper is arranged in front of the at least one movable side plate as seen in the direction of travel, wherein the clearing scraper comprises at least one clearing edge for penetrating ground material lying on the ground surface in front of the movable side plate, and clears the ground material for the movable side plate so that the movable side plate may rest on the ground surface.