J.C. Bamford Excavators Patente

A start-stop system 100 for a working vehicle is provided. The start-stop system comprises a body 102; a push button 104 configured for linear movement relative to the body between a first button position and a second button position; and a rotatable sleeve 108 positioned radially outboard of the push button and configured to rotate between a first sleeve position and a second sleeve position. The start-stop system is configured to transition to an enabled state when the rotatable sleeve is moved from the first sleeve position to the second sleeve position. The start-stop system is configured to activate a prime mover of the vehicle when the start-stop system is in the enabled state and the push button is moved from the first button position to the second button position. The rotatable sleeve is biased to automatically return from the second sleeve position to the first sleeve position.

A control system for a working machine is provided, wherein the control system is configured to: obtain or determine a guidance path, wherein the guidance path defines a path to be tracked by the machine; obtain or determine an acquisition path, wherein the acquisition path defines a path for the machine to follow in order to position the machine to track the guidance path; and direct the machine to follow the acquisition path, in order to position the machine to track the guidance path.

The present invention relates to a control system (18) for a working machine (10), wherein the working machine is configured to be fitted with a front implement (24) and/or a rear implement (26). The control system is configured to: obtain or determine a guidance path (28), wherein the guidance path defines a path to be tracked by the machine (10). Based on implement information, the control system is configured to obtain or determine an acquisition path (30) that is derived an implement acquisition path (29a, 29b). The vehicle is controlled to move along said acquisition path in accordance with the implement information, in order to position the machine to track the guidance path.

A stabiliser assembly may comprise a housing comprising first and second stabiliser leg mounts arranged at or near opposing ends of the housing, and a mounting body connected to the housing, said mounting body comprising first and second mounting plates each comprising first and second actuator mounts, said first and second mounting plates being arranged to oppose each other such that the first actuator mounts are substantially aligned and the second actuator mounts are substantially aligned.

Disclosed is a reduced tail swing excavator (100b) comprising: an undercarriage (118b) comprising left (102b) and right (104b) ground engaging structures; a superstructure (106b) rotatably mounted to the undercarriage; a working arm (108b) pivotally connected to the superstructure and comprising a plurality of actuators (62b, 64b, 66b) to enable manipulation of the working arm by an operator; an operator cab (107b) mounted on the superstructure comprising a seat and operator controls for controlling the undercarriage, the working arm actuators and the rotation of the superstructure relative to the undercarriage; an engine (109b) mounted aft of the operator cab on a plurality of engine mounts (14); and, a counterweight (111b) mounted aft of the engine, the counterweight comprising left and right mounts (24), wherein the superstructure comprises a transverse structural member (18) which extends laterally across the excavator, the transverse structural member comprising counterweight seat (16) on which the counterweight mounts are located and at least one of the engine mounting point proximate to one of the counterweight seat; and, wherein the transverse structural member comprises a shim access aperture (34) located between the engine mounting point and the counterweight seat to allow shimming of the counterweight without removal of the counterweight from the superstructure.

A working machine, comprising: a ground-engaging propulsion arrangement; a body mounted to the ground-engaging propulsion arrangement, the body comprising an operator station; a plurality of assignable controllable elements; a configurable foot pedal in the operator station for controlling a selected one of the assignable controllable elements; an input device arrangement; and a controller in communication with the configurable foot pedal and the input device arrangement. The controller is configured to: receive a selection input from the input device arrangement; assign any one of the assignable controllable elements for control by the configurable foot pedal based on the selection input received from the input device arrangement; receive a control input from the configurable foot pedal; and control the assigned controllable element based on the control input received from the configurable foot pedal.

Disclosed herein is a working machine comprising: a ground engaging structure for providing propulsion over a ground surface; a chassis mounted to the ground engaging structure; an operator cab mounted to the chassis; a gas engine for providing propulsive power to the ground engaging structure; at least one storage tank for storing gaseous fuel for the gas engine; and, a purge valve for removing gaseous fuel from the at least one storage tank.

A load dampening system 60 for a working vehicle is provided. The load dampening system comprises a load handling hydraulic actuator 28 configured to support a load carried by the working vehicle and an accumulator apparatus 100 for storing pressurised hydraulic fluid. The accumulator apparatus is selectively connectable to the load handling hydraulic actuator to act as a compliant element which dampens pressure fluctuations in the load handing hydraulic actuator. The load dampening system also comprises a control system 70 configured to adjust a compliance of the accumulator apparatus to adjust the extent to which the accumulator apparatus dampens pressure fluctuations in the load handling hydraulic actuator.

Disclosed is a method for controlling the braking effort of a tractor unit relative to the braking effort of a trailer being towed by the tractor unit, the method comprising: activating an enhanced braking mode in the tractor unit; receiving a braking command from an operator input device whilst in the enhanced braking mode; increasing a tractor unit speed demand on the tractor unit whilst receiving the braking command; applying the brakes to the trailer and tractor unit, wherein the braking effort applied to the tractor unit is reduced relative to the trailer due to the increased speed demand.

A slew apparatus of a working machine comprises a slew frame, an electric motor mounting element mounted to the slew frame and an electric motor mounted to the electric motor mounting element for driving the slew apparatus in rotation, the electric motor having a drive axis defining an axial direction and a radial direction normal to the axis, and a drive output shaft extending from one axial end thereof, the electric motor mounting element comprising: a body configured to receive the electric motor; and at least three mounting legs; each leg projecting radially from the body so as to define a free end spaced from the body and each leg defining a mounting portion, at the respective free end thereof, and configured to effect fastening of the electric motor mounting element to the slew frame so as to mount the electric motor to the slew frame, whereby each mounting portion is spaced radially outwardly from the perimeter of the electric motor when viewed in the axial direction thereof.

The present disclosure relates to hydrogen powered working vehicle. Advantageously, the hydrogen-powered working vehicle of the present disclosure is designed to enable existing chassis designs for diesel-powered working vehicles to be re-purposed for use in hydrogen powered working vehicles whilst still affording adequate lateral airflow to components of the hydrogen powered working vehicle.

A working vehicle (10) is provided comprising: at least one hydraulic actuator (102) for actuating a non-steering function of the working vehicle; and a steering system (120) comprising one or more steering cylinders (122), a primary pump (124) for supplying hydraulic fluid to the one or more steering cylinders in a normal steering mode, and a back-up system (130) for supplying hydraulic fluid to the one or more steering cylinders in a back-up steering mode. The back-up steering system comprises a secondary pump (134) for providing an alternative hydraulic fluid source for the one or more steering cylinders. The working vehicle comprises a control system (140) configured to simultaneously direct a flow of hydraulic fluid from the secondary pump to the one or more steering cylinders and to the at least one hydraulic actuator for simultaneously steering and actuating the non-steering function of the working vehicle.

Aspects of the present disclosure relate to an electrohydraulic system 10 for a working machine. The system comprises a pilot hydraulic circuit 20 comprising a pilot pump 22 and one or more pilot pressure sensors 28A, 28B selectively coupled to the pilot pump via one or more user-operable pilot control valves 24A, 24B. The system also comprises a main hydraulic circuit 50 comprising a main hydraulic pump 52 and a hydraulic actuator 56 selectively coupled to the main hydraulic pump via a main control valve 54. The system also comprises a controller 80 configured to: receive one or more input signals 82A, 82B from the one or more pilot pressure sensors; and send one or more electric output signals 84A, 84B to actuate the main control valve depending on the one or more input signals received from the one or more pilot pressure sensors.

A working machine includes a body, a ground engaging propulsion structure supporting the body, and a working arm mounted to the body. The machine also includes a control system and a collision avoidance system. The collision avoidance system has a camera mounted on the body of the working machine configured to monitor an area in its field of view and to generate an output signal to the control system in response to a detected animate object in said field of view. The control system includes a processor configured to execute a machine learning algorithm trained to determine whether the detected animate object is an animate object to determine whether an animate object is within the field of view of the at least one camera from the camera output signal. The system provides an output to alert an operator of the working machine if it is determined that an animate object has been detected in the field of view of the at least one camera.

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A working machine has a camera assembly arranged to monitor a working arm assembly and a portion of the working machine. A control system is configured to determine the relative positions of the working arm assembly and the portion of the working machine based on outputs from the camera assembly, and to restrict or prevent movement of the working arm assembly to prevent a collision.

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A working machine comprising:a ground engaging propulsion structure;a body mounted to the ground engaging propulsion structure;an operator station mounted to the body;a working arm mounted to the body such that the working arm and/or an implement attached thereto obscures a portion of a sight line from an operator seated in the operator station;wherein a camera is arranged on a structure moveable with the working arm on a side of the arm remote from the operator station; and wherein a display at the operator station is arranged to show a live video image from the camera of at least a portion of the sight line obscured by the working arm.

A working machine having a front and a rear defined by the principal direction of travel, the machine defining a fore-aft centreline, the machine comprising a body mounted on a ground-engaging structure to permit movement of the machine over the ground; an operator cab mounted on the body towards a first side of the centreline; a single lifting arm pivotably mounted towards an aft end of the body, the lifting arm being located within a lifting arm housing, wherein the lifting arm housing comprises a sidewall distal the cab; a drive assembly comprising a first electric motor for providing power to the ground-engaging structure; a first high voltage electric energy storage unit assembly, comprising at least one high voltage electric energy storage unit, located aft of the cab; and a second high voltage electric energy storage unit assembly, comprising at least one high voltage electric energy storage unit, located to a second side of the centreline, opposite the first side of the centreline.

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