Patents by Inventor Laurence M. Rubin

Laurence M. Rubin 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).

  • Method and apparatus for controlling a transmission associated with a neutralize mode
    Patent number: 6173228
    Abstract: A method and apparatus for controllably engaging, or disengaging, or both engaging and disengaging, a neutralize mode associated with a transmission located on a machine is disclosed. The machine has a controller, a memory associated with the controller, and a braking system. A determined system brake pressure is compared with at least one of an established neutralize pressure value and in gear pressure value. The neutralize mode is engaged or disengaged in response to the comparison.
    Type: Grant
    Filed: July 31, 1998
    Date of Patent: January 9, 2001
    Assignee: Caterpillar Inc.
    Inventors: Robert D. Carlson, Randy R. Hayward, Laurence M. Rubin, Steven T. Ufheil