Patents Assigned to Haldex Brake Products AB
  • Patent number: 11738730
    Abstract: An electro-pneumatic vehicle braking system including a control line, a modulator valve for controlling the supply of pressurised fluid to at least one brake actuator, a primary valve assembly and a secondary valve assembly, the primary valve assembly and the secondary valve assembly each being fluidly communicable with a source of pressurised fluid, and each of the primary and secondary valve assemblies being fluidly communicable with a control valve assembly, the control valve assembly being configurable in a first configuration to enable fluid communication between the primary valve assembly and the modulator valve, to provide a pneumatic control signal to the modulator valve, in a second configuration to enable fluid communication between the secondary valve assembly and the modulator valve, to provide a pneumatic control signal to the modulator valve, and in a third configuration in which fluid communication between either of the primary and secondary valve assemblies and the modulator valve is prevented
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: August 29, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Carl Mellings, Dudley Harrison
  • Patent number: 11685352
    Abstract: A vehicle braking system comprising a spring brake actuator having a spring brake chamber, a spring brake control assembly and an immobiliser valve which is movable between brake release position in which the spring brake control assembly is operable to cause the flow of pressurised fluid into the spring brake chamber or to vent the spring brake chamber to a low pressure region, and an immobilise position in which the spring brake control assembly is operable to connect the spring brake chamber to a low pressure region but cannot be operated to cause the flow of pressurised fluid into the spring brake chamber.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: June 27, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Dudley John Harrison, Carl Mellings, Mark Pieczko, Neil Brightman
  • Patent number: 11661040
    Abstract: A vehicle braking system including a control unit (340) which is operable to communicate with at least one sensor (320, 350), the sensor (320, 350) being operable to provide signals corresponding to a characteristic of a vehicle to the control unit (340), and the control unit (340) being in communication with a brake demand source (300) to receive brake demand data, and the control unit (340) also being in communication with a plurality of wheel end units, each wheel end unit including a brake torque control unit (310) which is operable to control an associated brake actuator to apply a braking torque dependent upon a signal received from the control unit (340).
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: May 30, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Carl Mellings, Alexander Kraus, Dudley Harrison, Andreas Jahnke
  • Patent number: 11654874
    Abstract: A vehicle control system comprising an electronic processor, the processor comprising an input port for receiving data from a loading apparatus concerning at least one of the weight, dimensions, volume, or location of a load placed or to be placed by the loading equipment into or onto an associated vehicle in which the vehicle control system is fitted, and is programmed to use the data received from the loading apparatus to make control adjustments such that the associated vehicle maintains stability.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: May 23, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Carl Mellings, Andreas Jahnke
  • Patent number: 11655909
    Abstract: A valve (10) including a first port (12), a second port (14), a third port (16) and a flexure (30), the flexure (30) being moveable between a first position which causes the first port (12) to open, a second position which causes the second port (14) to open, and a third position which causes the first and second ports (12, 14) to close, wherein at least a part of the flexure (30) is magnetisable, to provide a first magnet (32), a second magnet (34) is associated with the first port (12) and a third magnet (36) is associated with the second port (14). A valve assembly includes a pair of valves wherein only one of the valves is operable at any given time.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: May 23, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Carl Mellings, Edward Shaw, Andreas Jahnke
  • Patent number: 11614179
    Abstract: An electromagnetic flexure valve (1) including: a first pole piece (50a) and a second pole piece (50b); a flexure assembly (40) a portion of which is configured for movement between a first state adjacent the first pole piece and a second state adjacent the second pole piece; a coil (20) configured to receive electrical power from a power supply and to actuate the flexure assembly between the first and second states; and a biasing configuration configured to bias the flexure assembly into the first or the second state when the coil is not powered and irrespective of the current state of the flexure assembly such that a failsafe mode is provided.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: March 28, 2023
    Assignee: Haldex Brake Products AB
    Inventors: Alexander Kraus, Carl Mellings, Edward Shaw
  • Patent number: 11370400
    Abstract: A vehicle braking system comprising a first braking electronic control unit (ECU) which is operable to control the operation of a first set of vehicle brakes, a second braking electronic control unit (ECU) which is operable to control the operation of a second set of vehicle brakes, and a first connection between the first and second braking ECUs by means of which an electrical braking control signal may be transmitted between the first and second braking ECUs, the first braking ECU being provided with a first wireless signal receiver by means of which data from a further vehicle concerning the braking of the further vehicle may be received, wherein the second braking ECU is provided with a second wireless signal receiver by means of which data from a further vehicle concerning the braking of the further vehicle may be received, and is programmed to, in the event of a failure of the first wireless signal receiver, transmit either the data received from the further vehicle or information or instructions based
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: June 28, 2022
    Assignee: Haldex Brake Products AB
    Inventors: Andreas Jahnke, Carl Mellings
  • Publication number: 20210276522
    Abstract: A vehicle braking system comprising a spring brake actuator having a spring brake chamber, a spring brake control assembly and an immobiliser valve which is movable between brake release position in which the spring brake control assembly is operable to cause the flow of pressurised fluid into the spring brake chamber or to vent the spring brake chamber to a low pressure region, and an immobilise position in which the spring brake control assembly is operable to connect the spring brake chamber to a low pressure region but cannot be operated to cause the flow of pressurised fluid into the spring brake chamber.
    Type: Application
    Filed: July 4, 2017
    Publication date: September 9, 2021
    Applicant: Haldex Brake Products AB
    Inventors: Dudley John Harrison, Carl Mellings, Mark Pleczko, Neil Brightman
  • Patent number: 10781878
    Abstract: A brake including an adjustable thrust element for applying a brake force to a brake pad and an adjustment device for selectably adjusting the thrust element. The adjustment device includes a shaft having a cylindrical shaft surface, a sleeve having a cylindrical sleeve surface, wherein the shaft and the sleeve are arranged end-to-end, and a torque clutch including a wrap spring that is mounted on the cylindrical shaft surface and mounted on the cylindrical sleeve surface, the shaft including an integral drive pin for selectively rotating the shaft. The brake further includes an operating lever, wherein the drive pin extends radially directly from the shaft surface of the shaft and wherein the operating lever includes a groove that receives the drive pin.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: September 22, 2020
    Assignee: Haldex Brake Products AB
    Inventors: Stefan Sandberg, Hans Welin
  • Patent number: 10746237
    Abstract: A disc brake, in which a force-redirecting device is arranged between an actuator and the brake caliper for transmitting an input force from the actuator to a brake caliper of the brake actuation mechanism.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: August 18, 2020
    Assignee: Haldex Brake Products AB
    Inventor: Hans Welin
  • Patent number: 10634203
    Abstract: The present invention refers to a disc brake having a brake caliper, which overlaps at least one brake disc, and a brake actuation mechanism having an amplification mechanism including a brake lever being rotatable around a pivot bearing for introducing a clamping force from an actuator, the brake lever having an arm extending between its actuator connection means and its transmission means, a thrust element in connection with said transmission means for transmitting the amplified clamping force onto the brake disc, in which the brake lever comprises a recess between its actuator connection means and its transmission means, which recess is traversed by the axis of said pivot bearing.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: April 28, 2020
    Assignee: Haldex Brake Products AB
    Inventor: Stefan Sandberg
  • Patent number: 10563718
    Abstract: A disk brake having a brake caliper and a brake actuation mechanism being supported in it, in which the brake actuation mechanism includes an amplification mechanism for introducing a clamping force, an adjustment device for compensation of lining wear with a torque clutch, a thrust element for transmitting the clamping force onto a brake disc and a reset device, which components are arranged around a rod, in which the torque clutch, for example, is formed as a roller-ramp-mechanism. A spring force can act onto the torque clutch by means of the reset device thereby forming a torque limit. Furthermore the invention relates to an assembly method for such a disc brake.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: February 18, 2020
    Assignee: Haldex Brake Products AB
    Inventors: Stefan Sandberg, Hans Welin
  • Patent number: 10544845
    Abstract: The present invention relates to a disc brake having a brake actuation mechanism, the components of which are mounted in functional cooperation in the brake caliper by means of a rod, in which a brake lever is configured so that the clamping force from the actuator is substantially directed radially to the axis of the brake disc upon brake actuation, and in which the brake lever is further configured to be mounted at different angular positions around the axis of the rod.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: January 28, 2020
    Assignee: Haldex Brake Products AB
    Inventor: Hans Welin
  • Publication number: 20190368561
    Abstract: The present invention concerns a brake actuation mechanism for a disc brake, in which a translational movement in the direction of the brake disc leads to a rotation of an input element of an adjustment device, the input element of the adjustment device being designed as part of a ball screw drive. Furthermore, the invention concerns a disc brake with such a brake actuation mechanism.
    Type: Application
    Filed: July 21, 2017
    Publication date: December 5, 2019
    Applicant: Haldex Brake Products AB
    Inventor: Stefan SANDBERG
  • Patent number: 10480602
    Abstract: A disc brake including a brake actuation mechanism and an adjustment mechanism, which is configured to provide, in addition to a reduction of the clearance between a brake pad and a brake disc during brake application, a further increase of the clearance during brake release motion with a value, which may be smaller, equal or larger than the previous clearance reduction. The brake actuation mechanism for that purpose could provide a different regulator unit. Moreover, the invention suggests a method for adjusting the clearance between a brake pad and a brake disc providing a clearance increase during brake release motion, accordingly.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: November 19, 2019
    Assignee: Haldex Brake Products AB
    Inventor: Stefan Sandberg
  • Publication number: 20190249733
    Abstract: The present invention relates to a disc brake having a brake actuation mechanism, the components of which are mounted in functional cooperation in the brake caliper by means of a rod, in which a brake lever is configured so that the clamping force from the actuator is substantially directed radially to the axis of the brake disc upon brake actuation, and in which the brake lever is further configured to be mounted at different angular positions around the axis of the rod.
    Type: Application
    Filed: December 22, 2016
    Publication date: August 15, 2019
    Applicant: Haldex Brake Products AB
    Inventor: Hans Welin
  • Patent number: 10221907
    Abstract: A disc brake including a brake caliper and a brake actuation mechanism having an amplification mechanism for introducing a clamping force, an adjustment mechanism for compensating a lining wear having a torque clutch, a thrust element for transmitting the clamping force onto the brake disc, wherein the thrust element includes an adjustment spindle, and a return mechanism, wherein the amplification mechanism, the adjustment mechanism, the thrust element and the return mechanism are mounted in a functional interacting manner in the brake caliper by way of a rod. The disc brake is further provided with at least one device, which is configured to exert a defined resistant torque on the rotation of the adjustment spindle.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: March 5, 2019
    Assignee: Haldex Brake Products AB
    Inventor: Stefan Sandberg
  • Publication number: 20190011000
    Abstract: A disc brake, in which a force-redirecting device is arranged between an actuator and the brake caliper for transmitting an input force from the actuator to a brake caliper of the brake actuation mechanism.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 10, 2019
    Applicant: Haldex Brake Products AB
    Inventor: Hans WELIN
  • Patent number: 10066692
    Abstract: A brake actuation mechanism for a disc brake including an amplification mechanism, an adjustment mechanism, a thrust element and a return mechanism, which are mountable inside a caliper housing by way of a rod so as to be functionally interacting, in which the adjustment mechanism includes a torque limiting clutch mechanism drivingly connecting several elements and including a first clutch element drivingly connecting a rotatable input element with a rotatable output element and a second clutch element connecting the rotatable output element with the rod, the rotatable output element radially surrounding the first clutch element and the second clutch element. A disc brake including such brake actuation mechanism is also contemplated.
    Type: Grant
    Filed: April 4, 2014
    Date of Patent: September 4, 2018
    Assignee: Haldex Brake Products AB
    Inventor: Stefan Sandberg
  • Patent number: 9981647
    Abstract: A disc brake and a sensor device being applied in connection with such a disc brake. The sensor device includes a hollow shaft which cooperates with a rotary element, the rotary element is set into rotation during the adjustment movement of a corresponding adjustment device of an actuation mechanism of that disc brake, in which the rotary element includes a socket for the reception of a reset tool, which socket will always be freely accessible.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: May 29, 2018
    Assignee: Haldex Brake Products AB
    Inventor: Hans Welin