F16D65/0037

Friction device with bonding inserts
11713792 · 2023-08-01 · ·

A conditioning insert of a friction device includes a body having a conditioning surface configured to engage a wheel, opposite first and second sides intersecting the conditioning surface, and opposite third and fourth sides intersecting the conditioning surface. Each of the first and second sides extend from the third side to the fourth side. The body includes one or more of (a) a recess extending into one or more of the first side, the second side, the third side, or the fourth side and is configured to receive friction material of the friction device and/or (b) a protrusion extending out of the first side, the second side, the third side, or the fourth side and into the friction material of the friction device.

Management of the cleaning of friction bodies of automotive braking systems

Hybrid or fully electric vehicle comprising: a conventional braking system based on friction bodies to brake the motor vehicle by interaction of the friction bodies in response to the operation of a brake pedal or any other equivalent control member, a reversible electric machine operatively coupled to the wheels of the vehicle and electronically controllable to operate selectively as an electric engine to generate a mechanical power to propel to the vehicle and as an electric generator to convert the kinetic energy of the motor vehicle into electrical energy, and an automotive electronic control system comprising a sensory system to measure automotive quantities, and an electronic control unit to control operation of the conventional braking system and of the electric machine in response to the operation of the brake pedal or any other operationally equivalent control member. The electronic control unit is further configured to control operation of: the electric machine to selectively perform one or more functions including regenerative braking, in which the electric machine is operated as an electric generator to recover the kinetic energy of the motor vehicle during braking and convert it into electrical energy, and the conventional braking system to clean the friction bodies of the conventional braking system based on the number of brakings performed by the conventional braking system and counted starting from the start-up of the motor vehicle.

Method and device for carrying out a cleaning operation for a braking device of a braking system, and vehicle system

The invention relates to a method for carrying out a cleaning operation for at least one braking device of a braking system in a motor vehicle, said method having the following steps: setting a braking pressure by components of the braking device in accordance with a predefined braking pressure curve, wherein the braking pressure curve, during the cleaning operation, specifies braking pressures that vary over time for the braking device, correcting a setpoint motor torque that is to be provided by a drive motor of the motor vehicle and that is dependent on a braking effect brought about by the set braking pressure, the predefined braking pressure curve being selected such that a longitudinal deceleration of the motor vehicle, which is brought about by the predefined braking pressure curve, can be compensated for by a corresponding additional motor torque.

System and method for reducing oxidation of friction disks

A system, and associated method, for reducing oxidation of a friction disk may include a braking assembly comprising the friction disk and a conduit coupled to the braking assembly, with the conduit being in selectable fluid providing communication with the braking assembly. That is, the conduit may be configured to deliver inert fluid to the braking assembly, thus reducing the concentration of oxygen in the vicinity of the friction disks and thus reducing/mitigating oxidation of the friction disks.

DISC BRAKE PAD

[Object]

To provide the disc brake pad including the friction material having the friction surface with the scorch treatment that can provide sufficient braking effectiveness while preventing the fading phenomenon at the initial stage of the disc brake pad usage.

[Means to Resolve]

In the disc brake pad including the friction material having the friction surface with the heat history due to the scorch treatment, the friction surface has the mixed areas including the area with the large heat history of the scorch treatment and the area with relatively small heat history of the scorch treatment. The following formula needs to be satisfied where the reduction rate of the mass of the inside of the friction material without the heat history due to the scorch treatment when performing the thermogravimetric analysis of the friction material at 500 centigrade is A, the reduction rate of the mass of the friction surface area with the largest heat history due to the scorch treatment when performing the thermogravimetric analysis at 500 centigrade is B1, and the reduction rate of the mass of the friction surface area with the relatively small heat history due to the scorch treatment relative to the friction surface area with the largest heat history when performing the thermogravimetric analysis at 500 centigrade is B2.


30≤B1/100≤90


50≤B2/100


B2/100−B1/100≤60  Formula:

Apparatus and method for removing rust on a brake disk

An apparatus for removing rust on a brake disk includes: an environment information acquisition unit configured to acquire environment information, a controller configured to perform a function of calculating an amount of generated rust using the environment information, and controlling the rust removal depending on whether or not the amount of generated rust exceeds the preset reference value, and a driver configured to drive a brake system under the control of rust removal.

Wheel shield
11614133 · 2023-03-28 ·

A wheel shield includes a central disk having a central wheel hub opening surrounded by annularly spaced stud holes that correspond to a pattern presented by a vehicle. The central disk includes an outwardly open fastening surface such as a channel positioned around an outer diameter of the central disk. The wheel shield includes a radially-compressible ring such as radially extending filaments. The radially-compressible ring has an inner diameter attached in the outwardly open fastening surface of the central disk and sized to engagingly contact an inner diameter of a vehicle wheel rim to restrict movement of brake dust to an exposed outer surface of the vehicle wheel rim while still allowing for the movement of air for cooling.

Method for manufacturing friction material

[Object] To provide the method of manufacturing the friction material that is capable of uniformly scorching into the deep part of the surface layer of the friction material in a short period of time. [Means to Resolve] In the method of manufacturing the friction material including the scorching step of scorching the surface of the friction material with the laser, the friction material contains 5 to 25% by weight of one or more types of black materials relative to the total amount of the friction material composition, and the L* of the CIE Lab of the surface of the friction material before scorching is 20 to 60.

Method for recovery of a frictional brake device, industrial device and control system

A method for recovery of a frictional brake device of an industrial device, the method including executing a recovery operation, the recovery operation including at least one movement of a second member of the industrial device relative to a first member of the industrial device, while engaging the brake device to apply braking energy to the movement; monitoring an actual value related to braking energy of the brake device during the recovery operation, the actual value being not related to speed of the movement; and stopping the recovery operation when the actual value reaches the at least one target value. An industrial device is also provided.

METHOD FOR DETERMINING A STARTING CONDITION FOR CLEANING A BRAKE DISK, METHOD FOR CLEANING A BRAKE DISK AND DATA PROCESSING DEVICE
20230139881 · 2023-05-04 ·

The disclosure relates to a method for determining a starting condition for cleaning a brake disk. A first step (S1) of this method determines that an amount of rust on the brake disk exceeds a defined threshold. Additionally, an energy quantity being necessary for removing the amount of rust from the brake disk is determined (S2). In a further step (S3), a distribution of brake energy over a current drive is estimated by using at least one parameter describing historic driving behavior and at least one parameter characterizing the current drive cycle. Subsequently, a starting speed and a starting brake force request is derived (S4). Additionally, a method for cleaning a brake disk is presented which comprises the determination of a starting condition for cleaning the brake disk by the method mentioned before. Moreover, a data processing device comprising means for carrying out said methods is explained.