Patents Assigned to J. C. Bamford Excavators, Limited
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Patent number: 12241228Abstract: An electric or hybrid working machine includes a ground engaging structure, an electrical source of power, an electric motor arrangement, one or more hydraulically actuated devices, and a hydraulic pump configured to supply hydraulic fluid to the one or more hydraulically actuated devices. The working machine also includes a transmission operable to transmit drive from the electric motor arrangement to the ground engaging structure and the hydraulic pump. The transmission has a first input member connected to a first electric motor, a drive train comprising a first input gear connected to the first input member, and a coupling device connected between the first input member and the first input gear to selectively adjust transmission of drive to the hydraulic pump and the ground engaging structure.Type: GrantFiled: January 24, 2022Date of Patent: March 4, 2025Assignee: J. C. Bamford Excavators LimitedInventors: Alan Geoffrey Williams, Kevin Ford
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Publication number: 20250065714Abstract: A transmission system for a working vehicle includes a hydraulic drive motor 38 and a transmission 100. The transmission includes an output member 102; a first input member 104 connectable to a prime mover, wherein the transmission is operable to transmit drive from the first input member via a first drive path 108 to the output member in a mechanical drive mode; and a second input member 106 drivable by the operation of the hydraulic drive motor, wherein the transmission is operable to transmit drive from the second input member via a second drive path 110 to the output member in a hydrostatic drive mode. The transmission is configured so that there is a fixed ratio of rotation speed of the first input member to rotation speed of the output member in the mechanical drive mode.Type: ApplicationFiled: August 22, 2024Publication date: February 27, 2025Applicant: J. C. Bamford Excavators LimitedInventors: Alan Williams, George Baston, Edward Owston
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Publication number: 20250012295Abstract: A hydraulic pump system includes a housing defining a tank for containing hydraulic fluid in use; a pump for supplying hydraulic fluid from the tank to a hydraulic system; an electric motor for driving the pump, wherein the electric motor is mounted on the housing; and a fan configured to cool the electric motor.Type: ApplicationFiled: July 2, 2024Publication date: January 9, 2025Applicant: J.C. Bamford Excavators LimitedInventors: Lee James Harper, Daniel Corner
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Patent number: 12187363Abstract: A working machine has a frame, a ground engaging propulsion system, a drive arrangement for providing motive power to the ground engaging propulsion system, an operator platform pivotally connected to the frame and moveable between a deployed position for supporting an operator thereon and a stowed position; and a sensor arrangement configured to sense when an external force is applied to the operator platform when said operator platform is in the deployed position. The machine prevents movement of the ground engaging propulsion system when the sensor arrangement does not sense an external force applied to the operator platform when said operator platform is in the deployed position.Type: GrantFiled: March 2, 2021Date of Patent: January 7, 2025Assignee: J. C. Bamford Excavators LimitedInventors: Darryl Cottingham, Natasha Kate Rigby
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Patent number: 12180948Abstract: A hydraulic pump system includes a housing defining a tank for containing hydraulic fluid in use; one or more pump modules each comprising a hydraulic pump for supplying hydraulic fluid from the tank to a hydraulic system; and a mounting arrangement; wherein the or each pump module is mounted to the housing by the mounting arrangement.Type: GrantFiled: March 8, 2022Date of Patent: December 31, 2024Assignee: J. C. Bamford Excavators LimitedInventors: James Hewitt, Paul Brenner, Ravi Shankar
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Publication number: 20240360828Abstract: A hydraulic pump assembly includes an electric motor; a hydraulic pump driveably connected to the electric motor via a rotatable coupling; wherein the rotatable coupling includes a splined connection housed within a chamber comprising a chamber wall, wherein the chamber defines a flow passage for hydraulic oil for lubricating the rotatable coupling, the chamber includes an inlet for receiving a flow of hydraulic oil from the pump and an outlet for exiting the flow of hydraulic oil to the exterior of the chamber.Type: ApplicationFiled: April 28, 2024Publication date: October 31, 2024Applicant: J.C. Bamford Excavators LimitedInventor: James Hewitt
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Publication number: 20240309602Abstract: A structural member of a working arm of a working machine includes a first end and a second end having an elongate body extending therebetween, the body including: first and second opposing panels; third and fourth opposing panels, the third panel extending between a first edge of the first and second panels and the fourth panel extending between a second edge of the first and second panels to provide a box section; the third and fourth panels comprising: at least one pivot mount for connecting the working arm member to a further working arm member or the working machine; and, at least one actuator mount for connecting a working actuator, the working actuator being operable to move the working arm member, wherein the first, second, third and fourth panels are structurally bonded together by an adhesive.Type: ApplicationFiled: March 15, 2024Publication date: September 19, 2024Applicant: J.C. BAMFORD EXCAVATORS LIMITEDInventor: Toby Leonard Brown
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Publication number: 20240308296Abstract: A cabin climate control assembly includes a first circuit for circulating a refrigerant; a second circuit for circulating a liquid: an evaporator configured to transfer heat energy to the refrigerant; a compressor configured to compress the refrigerant; a condenser configured to transfer heat energy between the compressed refrigerant and the liquid in the second circuit; and a heat exchanger configured to expel heat energy from the liquid in the second circuit. The cabin climate control assembly includes a heating mode in which it is configured to remove heat energy from air entering or circulating within a cabin via the evaporator, then add the removed heat energy and additional heat energy generated through work done by the compressor back into the air entering or circulating within the cabin via the heat exchanger, in order to raise the temperature of the cabin.Type: ApplicationFiled: March 18, 2024Publication date: September 19, 2024Applicant: J.C. Bamford Excavators LimitedInventor: Neil Beloe
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Publication number: 20240246801Abstract: A working machine includes a body, and a pivotable telescopic working arm having an implement at its distal end. The machine includes a collision avoidance system having a control system to determine a height of the working implement at the distal end of the working arm and to define a first zone having an area below the working implement, a first sensor mounted on the working machine and configured to monitor the area defined by the first zone to generate a sensor output signal, and a display configured to display the sensor output. The control system is configured so that the area defined by the first zone is based on the height of the working implement to determine if an animate object is located within the first zone, and to provide an operator alert if it is determined that an animate object is in the first zone.Type: ApplicationFiled: January 22, 2024Publication date: July 25, 2024Applicant: J. C. Bamford Excavators LimitedInventor: Richard Howells
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Publication number: 20240229411Abstract: A trailer towable compact telehandler having an operator cab with an internal width greater than 700 mm and a curbside weight less than 2950 kg. Also included is a telehandler having a side-mounted engine which extends through a side wall of the chassis and under a lifting arm of the telehandler. Also included is a compact tool carrier having a reduced fore-aft dimension between an attachment plane and a principal pivot member.Type: ApplicationFiled: October 20, 2023Publication date: July 11, 2024Applicant: J. C. Bamford Excavators LimitedInventors: Richard Brindle, Paul Walsham, Jack Nash, Colin Goddard, Robin Scotchford, David Craig Panni, Michael Boyd Richardson, Paula Langley, Thomas Pritchard, Christopher David Price, Jonathan Kenred Bailey, Sam de Berry
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Publication number: 20240208782Abstract: A working machine includes a machine body defining a longitudinal axis; a ground-engaging propulsion structure to permit movement of the machine over the ground; a load-handling apparatus coupled to the machine body and moveable by a movement actuator with respect to the machine body; a first electric motor for providing power to the propulsion structure; and a drivetrain for transmitting power from the first electric motor to the propulsion structure, the drivetrain includes a drive shaft; wherein the first electric motor defines a longitudinal axis, and wherein the first electric motor longitudinal axis extends substantially horizontally; and wherein the first electric motor longitudinal axis is at substantially 90° to the drive shaft longitudinal axis, wherein the drivetrain comprises a gear train, and wherein the gear train includes a bevel gear set.Type: ApplicationFiled: December 22, 2023Publication date: June 27, 2024Applicant: J. C. Bamford Excavators LimitedInventors: Simon John Ratcliffe, Lee Harper
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Patent number: 12012322Abstract: A control system for use with a working machine is provided, the working machine including a machine body, and a load handling apparatus coupled to the machine body and moveable by a movement actuator with respect to the machine body, the working machine being configured for use with at least one electric energy storage module. The control system includes a controller configured to: receive or acquire information representative of an attribute of said electric energy storage module; determine permitted and/or prohibited operations of the working machine based on the received or acquired information; and issue an operations signal for use by at least one element of the working machine corresponding to the determined permitted and/or prohibited operations.Type: GrantFiled: March 2, 2020Date of Patent: June 18, 2024Assignee: J.C. BAMFORD EXCAVATORS LIMITEDInventors: Tom Rushton, Richard Brooks
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Patent number: 11994210Abstract: A method for controlling the acceleration of a vehicle includes: receiving a demand for acceleration from an operator input device; applying an initial transmission ratio to provide a vehicle acceleration whilst maintaining a current engine speed; and applying a loading transmission ratio to increase the output from the engine, wherein the loading transmission ratio is determined using the vehicle acceleration.Type: GrantFiled: June 30, 2023Date of Patent: May 28, 2024Assignee: J. C. Bamford Excavators LimitedInventors: Thomas George Sutton, Lawrence Lyndon Helmick
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Patent number: 11987130Abstract: A working machine comprising a hydraulic fluid circuit an operator structure and a thermal management system. The thermal management system connects an operator structure heater and a heat exchanger arranged to selectively remove heat energy from the hydraulic fluid circuit, so as to be capable transferring heat from the hydraulic fluid to the operator structure.Type: GrantFiled: July 23, 2020Date of Patent: May 21, 2024Assignee: J.C. BAMFORD EXCAVATORS LIMITEDInventors: Matthew James Clowes, Neil Beloe, Alex Kay
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Publication number: 20240133149Abstract: A trailer towable compact telehandler having an operator cab with an internal width greater than 700 mm and a curbside weight less than 2950 kg. Also included is a telehandler having a side-mounted engine which extends through a side wall of the chassis and under a lifting arm of the telehandler. Also included is a compact tool carrier having a reduced fore-aft dimension between an attachment plane and a principal pivot member.Type: ApplicationFiled: October 19, 2023Publication date: April 25, 2024Applicant: J. C. Bamford Excavators LimitedInventors: Richard Brindle, Paul Walsham, Jack Nash, Colin Goddard, Robin Scotchford, David Craig Panni, Michael Boyd Richardson, Paula Langley, Thomas Pritchard, Christopher David Price, Jonathan Kenred Bailey, Sam de Berry
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Publication number: 20240035565Abstract: A method for controlling the acceleration of a vehicle includes: receiving a demand for acceleration from an operator input device; applying an initial transmission ratio to provide a vehicle acceleration whilst maintaining a current engine speed; and applying a loading transmission ratio to increase the output from the engine, wherein the loading transmission ratio is determined using the vehicle acceleration.Type: ApplicationFiled: June 30, 2023Publication date: February 1, 2024Applicant: J.C. Bamford Excavators LimitedInventors: Thomas George Sutton, Lawrence Lyndon Helmick
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Publication number: 20240026835Abstract: A thermal management system for controlling cooling of an engine system during shutdown, the engine system includes an engine configured to provide power to a working machine, wherein the thermal management system includes a controller which is configured to receive a signal indicative of an engine shutdown command. The controller is further configured to derive, infer or receive a temperature parameter of the engine system and to determine whether the temperature parameter of the engine system is above a first predetermined threshold; and wherein the controller is configured to signal the progressive reduction of a speed of the engine prior to issuing a signal to shutdown the engine in the event that the first predetermined threshold is exceeded when the engine shutdown command is received, thereby cooling the engine system prior to engine shutdown.Type: ApplicationFiled: July 25, 2023Publication date: January 25, 2024Applicant: J.C. BAMFORD EXCAVATORS LIMITEDInventors: Ananthan Rajagopalan, Rajesh Kumar, Shivesh Soni, Christopher Andrew Ward
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Publication number: 20240018741Abstract: A working machine includes a body, a telescopic working arm extendable via a first actuator, and a bucket pivotally mounted to the working arm and pivotable via a second actuator. The working machine also includes a first controller to control the first actuator and a second controller to control the second actuator, in the first mode of operation. In the second mode of operation, the second controller simultaneously controls the first actuator and the second actuator, and upon activation of the second mode of operation and actuation of the first and second actuators, the leading edge of the bucket moves in a direction away from the body of the machine.Type: ApplicationFiled: May 27, 2023Publication date: January 18, 2024Applicant: J.C. BAMFORD EXCAVATORS LIMITEDInventor: Edward Owston
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Patent number: D1049174Type: GrantFiled: August 14, 2023Date of Patent: October 29, 2024Assignee: J. C. BAMFORD EXCAVATORS LIMITEDInventor: Tom Rushton
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Patent number: D1055985Type: GrantFiled: August 14, 2023Date of Patent: December 31, 2024Assignee: J. C. BAMFORD EXCAVATORS LIMITEDInventor: Tom Rushton