Patents by Inventor Michael J. Blumberg

Michael J. Blumberg 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).

  • Vehicle with offset extendible axles and independent four-wheel steering control
    Patent number: 6827176
    Abstract: A vehicle includes a chassis supporting two front axle assemblies and two rear axle assemblies. Each of the front and rear axle assemblies includes an extendible and retractable axle supporting an independently steerable wheel and a steering mechanism. The axles of the respective front and rear axle assemblies are offset from each other. By providing independently steerable wheels, the vehicle is operable in a plurality of steering modes including two-wheel steer, crab steer and coordinated steer. A steering angle for each steering wheel is determined according to a steering angle of an inside front wheel on a turn-by-turn basis.
    Type: Grant
    Filed: January 7, 2003
    Date of Patent: December 7, 2004
    Assignee: JLG Industries, Inc.
    Inventors: Andrew J. Bean, Michael J. Blumberg, Richard J. Livdahl, Lex A. Mellott
  • Vehicle with offset extendible axles and independent four-wheel steering control
    Publication number: 20040129491
    Abstract: A vehicle includes a chassis supporting two front axle assemblies and two rear axle assemblies. Each of the front and rear axle assemblies includes an extendible and retractable axle supporting an independently steerable wheel and a steering mechanism. The axles of the respective front and rear axle assemblies are offset from each other. By providing independently steerable wheels, the vehicle is operable in a plurality of steering modes including two-wheel steer, crab steer and coordinated steer. A steering angle for each steering wheel is determined according to a steering angle of an inside front wheel on a turn-by-turn basis.
    Type: Application
    Filed: January 7, 2003
    Publication date: July 8, 2004
    Inventors: Andrew J. Bean, Michael J. Blumberg, Richard J. Livdahl, Lex A. Mellott