Patents by Inventor Christopher Keeney

Christopher Keeney has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Axle assembly having a multi-speed countershaft transmission
    Patent number: 10989288
    Abstract: An axle assembly having a countershaft transmission. A rotor shaft may extend through a drive pinion and may operatively connect an electric motor to a countershaft transmission. The countershaft transmission may have a first countershaft subassembly that is rotatable about a first countershaft axis and a second countershaft subassembly that is rotatable about a second countershaft axis.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: April 27, 2021
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
  • AXLE ASSEMBLY HAVING A MULTI-SPEED TRANSMISSION
    Publication number: 20210102608
    Abstract: An axle assembly having a countershaft transmission. The countershaft transmission may operatively connect a rotor shaft of an electric motor to a drive pinion that may be rotatable about a drive pinion axis. The electric motor and the countershaft transmission may be positioned on opposite sides of a differential assembly.
    Type: Application
    Filed: October 7, 2019
    Publication date: April 8, 2021
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
  • AXLE ASSEMBLY HAVING A MULTI-SPEED TRANSMISSION AND A DROP GEAR SET
    Publication number: 20210102607
    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: October 7, 2019
    Publication date: April 8, 2021
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
  • AXLE ASSEMBLY HAVING A MULTI-SPEED COUNTERSHAFT TRANSMISSION
    Publication number: 20210101478
    Abstract: An axle assembly having a countershaft transmission. The countershaft transmission may operatively connect an electric motor to a drive pinion. The countershaft transmission may have a first countershaft subassembly that is rotatable about a first countershaft axis and a second countershaft subassembly that is rotatable about a second countershaft axis.
    Type: Application
    Filed: October 7, 2019
    Publication date: April 8, 2021
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
  • AXLE ASSEMBLY HAVING A MULTI-SPEED COUNTERSHAFT TRANSMISSION
    Publication number: 20210102609
    Abstract: An axle assembly having a countershaft transmission. A rotor shaft may extend through a drive pinion and may operatively connect an electric motor to a countershaft transmission. The countershaft transmission may have a first countershaft subassembly that is rotatable about a first countershaft axis and a second countershaft subassembly that is rotatable about a second countershaft axis.
    Type: Application
    Filed: October 7, 2019
    Publication date: April 8, 2021
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Chetankumar Ghatti, Rodrigo Soffner, Christopher Keeney, Mark Smith
  • Method of controlling a drive axle system
    Patent number: 10864818
    Abstract: A method of controlling a drive axle system. The drive axle system may include first and second drive axle assemblies. A drive axle assembly may be disconnected by operating a wheel end disconnect to discontinue transmission of torque between a wheel assembly and a differential and by discontinuing the transmission of torque to the differential.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: December 15, 2020
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Phillip Leicht, Pedro Garcia, Christopher Keeney
  • Axle assembly having a wheel end disconnect and method of control
    Patent number: 10801556
    Abstract: An axle assembly having a wheel end disconnect and a method of control. The axle assembly may include a friction clutch and a locking clutch that may be received in a hub assembly. The friction clutch may be moveable between an engaged position and a disengaged position. The locking clutch may be moveable between a locked position and an unlocked position and may actuate the friction clutch to the disengaged position.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: October 13, 2020
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Christopher Keeney, Pedro Garcia, David G. Gonska, Jack R. McKenzie
  • METHOD OF CONTROLLING A DRIVE AXLE SYSTEM
    Publication number: 20200148058
    Abstract: A method of controlling a drive axle system. The drive axle system may include first and second drive axle assemblies. A drive axle assembly may be disconnected by operating a wheel end disconnect to discontinue transmission of torque between a wheel assembly and a differential and by discontinuing the transmission of torque to the differential.
    Type: Application
    Filed: November 14, 2018
    Publication date: May 14, 2020
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Phillip Leicht, Pedro Garcia, Christopher Keeney
  • Drive axle system having a planetary interaxle differential unit
    Patent number: 10591037
    Abstract: A drive axle system having a planetary interaxle differential unit. A shift collar may be movable along an axis between a first position and a second position. The shift collar may operatively connect a sun gear to a drive pinion when in the first position. The shift collar may operatively connect the sun gear to a planet carrier when in a second position.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: March 17, 2020
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Phillip Leicht, Pedro Garcia, Christopher Keeney
  • Axle assembly having a gear reduction unit and an interaxle differential unit
    Patent number: 10571003
    Abstract: An axle assembly having a gear reduction unit and an interaxle differential unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: February 25, 2020
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg
  • METHOD OF CONTROLLING AN AXLE ASSEMBLY
    Publication number: 20200047613
    Abstract: A method of controlling an axle assembly. At least one wheel hub may be operatively connected to a differential assembly having a ring gear when the ring gear does not receive torque from a torque source. Torque from the wheel hub may rotate the ring gear and the ring gear may provide splash lubrication.
    Type: Application
    Filed: August 9, 2018
    Publication date: February 13, 2020
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Phillip Leicht, Christopher Keeney
  • DRIVE AXLE SYSTEM HAVING A PLANETARY INTERAXLE DIFFERENTIAL UNIT
    Publication number: 20200047615
    Abstract: A drive axle system having a planetary interaxle differential unit. A shift collar may be movable along an axis between a first position and a second position. The shift collar may operatively connect a sun gear to a drive pinion when in the first position. The shift collar may operatively connect the sun gear to a planet carrier when in a second position.
    Type: Application
    Filed: August 9, 2018
    Publication date: February 13, 2020
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Phillip Leicht, Pedro Garcia, Christopher Keeney
  • Axle assembly having a gear reduction unit and an interaxle differential unit
    Patent number: 10557537
    Abstract: An axle assembly having a gear reduction unit and an interaxle differential unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: February 11, 2020
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg
  • Axle assembly having an electric motor module and a shift mechanism
    Patent number: 10500941
    Abstract: An axle assembly having an electric motor module, a gear reduction module, and a shift mechanism. The shift mechanism may have a shift collar that may transmit torque from the gear reduction module to a drive pinion. The shift collar may be movable between a first position in which a low range gear ratio is engaged, a second position in which a neutral gear ratio is selected, and a third position in which a high range gear ratio is engaged.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: December 10, 2019
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Pedro Garcia, Dhanapal Vittala Raya, Christopher Keeney, Wagner Yukio Hirao, David G. Gonska
  • Axle assembly having an electric motor module and a gear reduction module
    Patent number: 10500940
    Abstract: An axle assembly having an axle housing, a differential carrier, an electric motor module, and a gear reduction module. The differential carrier may be mounted to the axle housing and may rotatably support a differential. The electric motor module may be disposed in the differential carrier. The gear reduction module may be disposed adjacent to a differential carrier cover and may transmit torque from the electric motor module to the differential via a drive pinion.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: December 10, 2019
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Pedro Garcia, Dhanapal Vittala Raya, Christopher Keeney, Wagner Yukio Hirao, David G. Gonska
  • AXLE ASSEMBLY HAVING A WHEEL END DISCONNECT AND METHOD OF CONTROL
    Publication number: 20190331173
    Abstract: An axle assembly having a wheel end disconnect and a method of control. The axle assembly may include a friction clutch and a locking clutch that may be received in a hub assembly. The friction clutch may be moveable between an engaged position and a disengaged position. The locking clutch may be moveable between a locked position and an unlocked position and may actuate the friction clutch to the disengaged position.
    Type: Application
    Filed: April 27, 2018
    Publication date: October 31, 2019
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Dale Eschenburg, Brian D. Hayes, Robert J. Martin, Christopher Keeney, Pedro Garcia, David G. Gonska, Jack R. McKenzie
  • AXLE ASSEMBLY HAVING A GEAR REDUCTION UNIT AND AN INTERAXLE DIFFERENTIAL UNIT
    Publication number: 20190316665
    Abstract: An axle assembly having a gear reduction unit and an interaxle different unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Application
    Filed: June 25, 2019
    Publication date: October 17, 2019
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg
  • AXLE ASSEMBLY HAVING A GEAR REDUCTION UNIT AND AN INTERAXLE DIFFERENTIAL UNIT
    Publication number: 20190316666
    Abstract: An axle assembly having a gear reduction unit and an interaxle differential unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Application
    Filed: June 25, 2019
    Publication date: October 17, 2019
    Applicant: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg
  • Axle assembly having a gear reduction unit and an interaxle differential unit
    Patent number: 10369885
    Abstract: An axle assembly having a gear reduction unit and an interaxle differential unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: August 6, 2019
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg
  • Axle assembly having a gear reduction unit and an interaxle differential unit
    Patent number: 10364872
    Abstract: An axle assembly having a gear reduction unit and an interaxle differential unit. The gear reduction unit may be operatively connected to an input shaft and may selectively provide gear reduction to a differential assembly and the interaxle differential unit. The interaxle differential unit may operatively connect the gear reduction unit to the output shaft.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: July 30, 2019
    Assignee: ArvinMeritor Technology, LLC
    Inventors: Christopher Keeney, Dale Eschenburg