Deere & Co. (DE) USPTO patentsUtility application

A soil processing roller for a soil processing machine includes a roller shell elongated in the direction of a roller axis of rotation and surrounding a roller interior and an unbalanced arrangement arranged at least partially in the roller interior.

A self-propelled construction machine for milling a ground surface is provided with a machine frame, a working drum, and a transport conveyor with a discharge end from which worked-off milling material is dischargeable onto a point of impingement on a loading surface of a transport vehicle, wherein the transport conveyor is laterally slewable to a slewing angle about at least a first slewing axis.

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 self-propelled earth working machine includes a machine frame and a traveling gear, the traveling gear including drive units rollable on a contact subsurface of the earth working machine, the machine frame supporting a working apparatus, the earth working machine having as a main functional unit a work drive in order to drive the working apparatus to perform a work movement for earth working, and the earth working machine having at least one further functional unit, the earth working machine having a common power source, which provides both the energy for the work drive as well as the energy for the further functional unit.

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).

In a method for operating a soil-working machine, in particular a soil compactor, wherein the soil-working machine (10) comprises a plurality of consumers of electrical energy fed from an energy store (58), a load state of the energy store (58) is registered and when the presence of a state of excessive load of the energy store (58) is detected, at least one consumer of electrical energy is deactivated and/or the power consumption of at least one consumer of electrical energy is reduced, and/or consumers of electrical energy are put into operation with a time offset in order to avoid entering a state of excessive load of the energy store (58).

A roller tool for a soil processing roller of a soil processing machine incudes a tool holder to be fixed on an outer peripheral side of a carrier casing.

A soil processing machine, in particular a soil compactor, includes at least one drive roller and an electrohydraulic drive system for driving at least one drive roller.

A roller tool for a soil processing roller includes a tool carrier to be fixed to an outer circumferential side of a carrier jacket and has a tethering area for fixedly tethering the tool carrier to an outer circumferential surface of the carrier jacket and an interchangeable holder clamping region, an interchangeable tool having an interchangeable tool shank elongated in the direction of a shank longitudinal axis, an interchangeable holder having an interchangeable holder opening elongated in the direction of an opening longitudinal axis for receiving the interchangeable tool shank of the interchangeable tool to be detachably fixed to the interchangeable holder and with an interchangeable holder counter-clamping region.

In a construction machine (1) for working a ground pavement, comprising a machine frame (5) supported by travelling devices (3), an operator platform (11) arranged on the machine frame (5), and a protective canopy (13), adjustable in height by means of a telescopic guide unit (2), arranged on the operator platform (11), wherein the telescopic guide unit (2) comprises at least one first telescopic element (4) and one second telescopic element (6), wherein the first telescopic element (4) is at least partially guidable in the second telescopic element (6), at least one driving device (10) for moving the protective canopy (13) up and down by means of moving the first telescopic element (4) relative to the second telescopic element (6), it is provided that at least one recess (14) in the first telescopic element (4) and at least one latching element (12) are provided, wherein the latching element (12) is arranged to pivot about a pivoting axis (16) on the second telescopic element (6) and is shaped in such a fashion that, by means of moving the first telescopic element (4) relative to the second telescopic element (6) in a first direction (B), a first part (18) of the latching element (12) is pivotable into the recess (14) and a second part (20) of the latching element (12) presses against the outer side (22) of the first telescopic element (4) from outside.

A soil processing machine, in particular a soil compactor, comprises a machine frame and a casing (26, 28) carried on the machine frame and/or at least partially providing it and bounding a unit receptacle space (24), wherein the casing (26, 28) has a cooling air inlet area (30) and a cooling air outlet area (32) for cooling air flowing through the unit receptacle space (24), wherein a plurality of units around which cooling air can flow through the unit receptacle space (24) from the cooling air inlet area (30) to the cooling air outlet area (32) are arranged in the unit receptacle space (24), wherein at least two of the units arranged in the unit receptacle space (24) have maximum permissible operating temperatures different from one another and at least one unit having higher maximum permissible operating temperature is arranged upstream in a cooling air flow direction from the cooling air inlet area (30) to the cooling air outlet area (32) with respect to at least one unit having lower maximum permissible operating temperature.

A soil processing machine, in particular a soil compactor, comprising at least one battery (28) supported on a machine frame (24) and at least one consumer of electrical energy (30) fed from the at least one battery (28), further comprising at least one interchangeable charging module (32) which is detachably supported on the machine frame (24), has a battery connection region (95) for connecting the at least one interchangeable charging module (32) to a battery management system (34), and has a voltage supply connection region (84) for connecting the at least one interchangeable charging module (32) to an external voltage source.

The invention relates to an earth working machine and to a method for wear-optimized operation of such an earth working machine.

A soil processing machine, in particular a soil compactor, includes a hydraulic steering system with at least one steering element actuated with pressurized fluid and an electrohydraulic pressurized fluid source with at least one steering pressurized fluid pump that can be driven by at least one electric motor for feeding pressurized fluid into a steering pressurized fluid circuit.

A soil processing machine includes a hydraulic drive system including an electrohydraulic pressurized fluid source with at least one electric motor and at least one hydraulic drive pump, a hydraulic drive circuit fed with pressurized fluid by the at least one hydraulic drive pump, at least one hydraulic drive motor fed with pressurized fluid from the hydraulic drive circuit, and a discharge valve assembly for discharging fluid from the hydraulic drive circuit to a fluid reservoir.