Abstract: An axle assembly and a method of assembly. An outboard wheel is mounted to an outboard mounting arrangement of a wheel hub. An inboard wheel and a brake drum are mounted to an inboard mounting arrangement of the wheel hub such that a brake drum mounting arrangement of the brake drum is axially positioned between the inboard wheel and the inboard mounting arrangement.
Abstract: An axle assembly having a drop gear set and a countershaft transmission. The drop gear set may operatively connect a rotor of an electric motor to a countershaft. The countershaft transmission may operatively connect the countershaft to a drive pinion. The electric motor and the countershaft transmission may be positioned on opposite sides of a differential assembly.
Type:
Application
Filed:
August 8, 2022
Publication date:
December 1, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
Abstract: An axle assembly having a brake drum and inboard and outboard wheels. The brake drum the inboard wheel may cooperate to inhibit movement of the inboard wheel in an inboard direction. An outboard wheel clamp and an outboard split ring may cooperate to inhibit movement of the outboard wheel in an outboard direction.
Abstract: An axle housing assembly and a method of manufacture. A friction weld may join a spindle to an arm portion of the axle housing assembly. An extension weld may encircle the arm portion. The extension weld may extend from the friction weld in a direction that may extend away from the spindle.
Type:
Grant
Filed:
February 8, 2021
Date of Patent:
November 15, 2022
Assignee:
ArvinMeritor Technology, LLC
Inventors:
Kenneth Yu, Joseph Melekian, Srinivasa Perumal Rengasamy
Abstract: An axle assembly having a gear reduction unit that is configured to operatively connect an electric motor to a drive pinion. The gear reduction unit includes at least two gear sets. At least one clutch is engageable to provide a torque path between the electric motor and the drive pinion.
Type:
Application
Filed:
May 25, 2022
Publication date:
November 10, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Jeremy Cradit, Nick Bofferding, David Zueski, Robert Martin, Eric LaMothe, Christopher Keeney, Brian Hayes
Abstract: An axle assembly having a gear reduction unit that is configured to operatively connect an electric motor to a drive pinion. The gear reduction unit includes at least two gear sets. A shift collar is rotatable with the drive pinion and moveable along the drive pinion to couple a gear set to the drive pinion.
Type:
Grant
Filed:
March 10, 2021
Date of Patent:
November 8, 2022
Assignee:
ArvinMeritor Technology, LLC
Inventors:
Jeremy Cradit, Nick Bofferding, David Zueski, Robert Martin, Eric LaMothe, Christopher Keeney, Brian Hayes
Abstract: 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:
Application
Filed:
April 8, 2021
Publication date:
October 13, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Sukrut Sakhare, Alex Adkins, Chris Polmear, Daniel Philpott
Abstract: A shift mechanism having a biasing member that operatively connects a detent linkage to a linkage. The biasing member permits an actuator shaft of an actuator and the detent linkage to rotate about an actuator axis with respect to the linkage when a shift collar is inhibited from moving along the axis.
Abstract: 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:
Application
Filed:
March 30, 2021
Publication date:
October 6, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Tomaz Varela, Somalingayya G. Math, Brian Hayes
Abstract: A wheel end assembly and a method of servicing. The wheel end assembly may include a wheel hub, a mounting ring, and a brake rotor. The mounting ring may be removably coupled to the wheel hub with a first set of fasteners. The brake rotor may be removably mounted to the mounting ring with a second set of fasteners.
Abstract: A drive axle system having at least one differential assembly, a first electric motor, and a second electric motor. The first electric motor and the second electric motor may be selectively connectable to the differential assembly. The first electric motor, the second electric motor, or both may provide torque to the differential assembly.
Type:
Application
Filed:
June 6, 2022
Publication date:
September 22, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Edwin D. Lorenz, Adam P. Sadlik, Michael Schlundt, Rituja D. Marathe
Abstract: An axle assembly having a gear reduction unit that is configured to operatively connect an electric motor to a drive pinion. The gear reduction unit includes at least two gear sets. A shift collar is rotatable with the drive pinion and moveable along the drive pinion to couple a gear set to the drive pinion.
Type:
Application
Filed:
March 10, 2021
Publication date:
September 15, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Jeremy Cradit, Nick Bofferding, David Zueski, Robert Martin, Eric LaMothe, Christopher Keeney, Brian Hayes
Abstract: An axle assembly that includes a housing assembly and a dipstick assembly. The housing assembly may at least partially define a cavity that receives a lubricant. At least a portion of the dipstick assembly may be removably mountable to the housing assembly and may include a fitting and a dipstick.
Type:
Application
Filed:
May 24, 2022
Publication date:
September 15, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Andrew Bodary, Mailys Eichsteadt, Ginger St. Cyr, Florin Patrascu
Abstract: A method of making an interaxle differential unit. The method may include piercing a workpiece and then ring roll forging the workpiece to form an annular case that is a seamless ring. The annular case may be heat treated before installing an interaxle differential unit gear nest inside the annular case.
Type:
Application
Filed:
March 9, 2021
Publication date:
September 15, 2022
Applicant:
ArvinMeritor Technology, LLC
Inventors:
Joseph Melekian, Bin Hu, Nagaraja Gargeshwari
Abstract: An axle assembly that has a lubricant reservoir. The lubricant reservoir may be disposed above a differential assembly and may capture lubricant that is splashed by the differential assembly. The lubricant reservoir may have at least one tank. The lubricant reservoir may optionally provide lubricant to a lubricant distribution trough.
Type:
Grant
Filed:
June 9, 2021
Date of Patent:
September 13, 2022
Assignee:
ArvinMeritor Technology, LLC
Inventors:
Andrew Bodary, Dale Kwasniewski, Tim Mann, Leo Wenstrup
Abstract: An adjuster mechanism and an axle assembly that includes an adjuster mechanism. The adjuster mechanism may include a collar assembly that has a collar that may receive a shift collar, a follower, and an adjustment screw. Rotating the adjustment screw may move the collar assembly and the shift collar along an axis.
Abstract: An axle assembly having a drop gear set and a countershaft transmission. The drop gear set may operatively connect a rotor of an electric motor to a countershaft. The countershaft transmission may operatively connect the countershaft to a drive pinion. The electric motor and the countershaft transmission may be positioned on opposite sides of a differential assembly.
Type:
Grant
Filed:
October 7, 2019
Date of Patent:
September 13, 2022
Assignee:
ArvinMeritor Technology, LLC
Inventors:
Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
Abstract: An axle assembly having a gear reduction unit that is configured to operatively connect an electric motor to a drive pinion. The gear reduction unit includes at least two gear sets. At least one clutch is engageable to provide a torque path between the electric motor and the drive pinion.
Type:
Grant
Filed:
May 5, 2021
Date of Patent:
August 30, 2022
Assignee:
ArvinMeritor Technology, LLC
Inventors:
Jeremy Cradit, Nick Bofferding, David Zueski, Robert Martin, Eric LaMothe, Christopher Keeney, Brian Hayes
Abstract: An axle assembly that includes a sector cam. The sector cam may be rotatable about a sector cam axis and may be operatively connected to first and second shift collars. Rotation of the sector cam about the sector cam axis may control movement of the first and second shift collars.
Abstract: An adjuster mechanism and an axle assembly that includes an adjuster mechanism. The adjuster mechanism may include a collar assembly that has a collar that may receive a shift collar, a follower, and an adjustment screw. Rotating the adjustment screw may move the collar assembly and the shift collar along an axis.