Patents Assigned to ArvinMeritor Technology, LLC
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Patent number: 11959548Abstract: A method of controlling an axle assembly. The method may include removing an actuator that is adapted to actuate a shift collar from a housing of the axle assembly, installing a positioning mechanism in place of the actuator, and securing the positioning mechanism to the housing of the axle assembly.Type: GrantFiled: March 7, 2023Date of Patent: April 16, 2024Assignee: ArvinMeritor Technology, LLCInventors: Robert Martin, Andrew Bodary, Brian Hayes
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Patent number: 11953090Abstract: A shift control device and method of controlling an axle assembly of a vehicle. The method includes electrically connecting a shift control device to the vehicle and commanding, with the shift control device, an actuator to move a coupling of the axle assembly to a neutral position, thereby disconnecting an electric motor from a wheel hub.Type: GrantFiled: June 7, 2023Date of Patent: April 9, 2024Assignee: ArvinMeritor Technology, LLCInventor: Thomas Lee
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Publication number: 20240102524Abstract: A brake assembly and a method of control. The brake assembly includes a wrap spring that is configured to slip with respect to a piston but not slip with respect to a shaft when the wrap spring is rotated in a first rotational direction. The wrap spring is configured to slip with respect to a shaft but not slip with respect to the piston when the wrap spring is rotated in a second rotational direction.Type: ApplicationFiled: September 22, 2022Publication date: March 28, 2024Applicant: ArvinMeritor Technology, LLCInventor: Daniel Philpott
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Publication number: 20240100995Abstract: A method of controlling a drive axle system of a vehicle. The temperature of a first electric power source that is configured to store electrical energy and provide electrical energy to an electric motor to provide propulsion torque may be reduced when an upper temperature limit is exceeded. The temperature of the first electric power source may be increased when the temperature is below a lower temperature limit.Type: ApplicationFiled: September 22, 2022Publication date: March 28, 2024Applicant: ArvinMeritor Technology, LLCInventors: Frank J. Falcone, Ameya S. Jathar, Aakash Ahuja
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Publication number: 20240106380Abstract: A drive axle system and a method of control. A control system determines a torque command based on an inverter temperature, a stator temperature of a stator of an electric motor, and a rotor temperature of a rotor of the electric motor. The electric motor is operated to provide torque based on the torque command.Type: ApplicationFiled: September 28, 2022Publication date: March 28, 2024Applicant: ArvinMeritor Technology, LLCInventors: Edvin Godo, Banuchandar Muthukumar
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Patent number: 11938911Abstract: A brake system and a method of monitoring and control. The method may include obtaining data indicative of temperature of a plurality of brake assemblies and determining at least one correlation value based on the temperature data. A mean temperature comparison may be conducted when a correlation value is less than a threshold correlation value.Type: GrantFiled: April 8, 2021Date of Patent: March 26, 2024Assignee: ArvinMeritor Technology, LLCInventors: Sukrut Sakhare, Alex Adkins, Chris Polmear, Daniel Philpott
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Publication number: 20240096144Abstract: A drive system and method of control. The method includes reducing damping of a damped torque command signal when an error between a torque command signal and the damped torque command signal exceeds a threshold amount. Torque is provided with a torque source of the drive system based on the damped torque command signal.Type: ApplicationFiled: September 21, 2022Publication date: March 21, 2024Applicant: ArvinMeritor Technology, LLCInventors: Frank J. Falcone, Ameya S. Jathar
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Publication number: 20240068555Abstract: An axle assembly having a differential carrier, a differential assembly, a drive pinion, a spigot bearing, and a lubricant deflector. The drive pinion has a spigot. The spigot is rotatably supported by the spigot bearing. The lubricant deflector is mounted to the differential carrier and directs lubricant to the spigot bearing.Type: ApplicationFiled: March 31, 2023Publication date: February 29, 2024Applicant: ArvinMeritor Technology, LLCInventors: Mahesh I. Naik, Hari Kishore Kasula, Nagaraja Eranna, Abdullah Muhammad
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Publication number: 20240068514Abstract: A unitary yoke-shaft and an axle assembly having a unitary yoke-shaft. The unitary yoke-shaft includes a shaft and a yoke. The shaft extends along an axis. The yoke extends from the shaft. The yoke is integrally formed with the shaft such that the yoke and the shaft are a unitary one-piece component.Type: ApplicationFiled: August 30, 2022Publication date: February 29, 2024Applicant: ArvinMeritor Technology, LLCInventors: Mahesh I. Naik, Ramesh Ranjan
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Publication number: 20240068536Abstract: A brake assembly having a brake pad assembly, a clip, and a sensor unit. The brake pad assembly has friction material that extends from a table. The clip straddles and engages the table. The sensor unit straddles the clip and the table such that the sensor unit engages opposing sides of the clip.Type: ApplicationFiled: August 31, 2022Publication date: February 29, 2024Applicant: ArvinMeritor Technology, LLCInventors: Alex Adkins, Daniel Philpott, Sukrut Sakhare
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Publication number: 20240059290Abstract: A system and method of controlling a vehicle that has an axle assembly and a wheel. Propulsion torque and friction brake torque are simultaneously provided to the wheel with an electric motor and a friction brake, respectively, when braking and acceleration of the vehicle are both requested for a predetermined period of time.Type: ApplicationFiled: August 22, 2022Publication date: February 22, 2024Applicant: ArvinMeritor Technology, LLCInventors: Frank J. Falcone, Ameya S. Jathar
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Publication number: 20240059154Abstract: A vehicle having a drive axle system and a method of control. Electrical energy is provided from an electric power source to an electric motor to offset regenerative power generated by the electric motor when the vehicle is in motion and braking and acceleration of the vehicle are not requested.Type: ApplicationFiled: August 22, 2022Publication date: February 22, 2024Applicant: ArvinMeritor Technology, LLCInventors: Frank J. Falcone, Aakash Ahuja, Ameya S. Jathar, Eddie J. Toral
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Publication number: 20240034157Abstract: A method of controlling a drive axle system. The drive axle system includes a first axle assembly and a second axle assembly that are electrically connected to the same electric power source or different electric power sources. The method operates the axle assemblies within power and current limits of an associated electric power source.Type: ApplicationFiled: July 29, 2022Publication date: February 1, 2024Applicant: ArvinMeritor Technology, LLCInventors: Edvin Godo, Banuchandar Muthukumar
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Publication number: 20240035563Abstract: A method of controlling an axle assembly. The method includes executing a speed synchronization mode and operating a clutch actuator to shift a clutch from a neutral position toward an engaged position. The method may also include executing a low torque synchronization mode when the clutch cannot be shifted from a neutral position to an engaged position within a first predetermined period of time.Type: ApplicationFiled: July 29, 2022Publication date: February 1, 2024Applicant: ArvinMeritor Technology, LLCInventors: Edvin Godo, Banuchandar Muthukumar
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Patent number: 11888377Abstract: An axle assembly having an electric motor module. The electric motor module may include a rotor, a rotor shaft, a stator, a coolant jacket, an end plate, and a motor housing. The motor housing may encircle a portion of the coolant jacket. The end plate may be disposed outside and may not be received in the motor housing.Type: GrantFiled: March 30, 2021Date of Patent: January 30, 2024Assignee: ArvinMeritor Technology, LLCInventors: Tomaz Varela, Somalingayya G. Math, Brian Hayes
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Publication number: 20240025206Abstract: An axle assembly having a spindle, an axle shaft, and a wheel end assembly. The wheel end assembly includes a hub and a gear reduction unit. The gear reduction unit includes first and second side gears, a case, and a pinion gear that is rotatably disposed on a pinion pin. The case is rotatable with the hub.Type: ApplicationFiled: September 6, 2022Publication date: January 25, 2024Applicant: ArvinMeritor Technology, LLCInventors: Dhanapal Vittala Raya, Aneesh N. Singaran, Chandrakant Kotagi
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Publication number: 20240011536Abstract: A brake assembly having a friction material measurement system for measuring friction material of a brake pad assembly. The friction material measurement system has a tool and a member. The tool is fixedly positioned with respect to a brake carrier. The member is fixedly positioned with respect to the brake pad assembly.Type: ApplicationFiled: July 7, 2022Publication date: January 11, 2024Applicant: ArvinMeritor Technology, LLCInventor: Michael Catania
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Patent number: 11865873Abstract: A wheel end assembly having a spindle, a hub, and a rotary seal assembly. The spindle may have a spindle air passage. The hub may have a hub air passage and an annular hub chamber that may extend around an axis. The rotary seal assembly may fluidly connect the spindle air passage to an inlet of the annular hub chamber.Type: GrantFiled: January 21, 2021Date of Patent: January 9, 2024Assignee: ArvinMeritor Technology, LLCInventors: Vittal Kannatti, Nimesh Meghpara, William Bishop, Kou Yang
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Publication number: 20240001710Abstract: A wheel end assembly that includes a hub, a hub cap, first and second spider retainers, and a spider having a spider shaft. The hub and the hub cap cooperate to define an internal cavity. The first and second spider retainers are disposed in the internal cavity and cooperate to define a spider shaft hole. The spider shaft is received in the spider shaft hole.Type: ApplicationFiled: June 29, 2022Publication date: January 4, 2024Applicant: ArvinMeritor Technology, LLCInventors: Deval H. Shah, Jeffrey Audet
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Patent number: 11859718Abstract: An axle assembly having a collar that receives a shift collar that is moveable along an axis. An alignment rod may be provided to inhibit rotation of the collar about the axis. A linkage retaining device may be provided that is selectively engageable with a linkage that is operatively connected to the shift collar to inhibit rotation of the linkage.Type: GrantFiled: April 24, 2023Date of Patent: January 2, 2024Assignee: ArvinMeritor Technology, LLCInventors: Supreeth Chandrashekar, Jeremy Cradit, David M Zueski, Nick Bofferding