Patents by Inventor Robert Steward Boyd

Robert Steward Boyd 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).

  • Conveyor drive shaft assembly with integrated torque limiting device
    Patent number: 8474605
    Abstract: A conveyor drive shaft for use in agricultural combines including an integral torque limiting device is disclosed herein. More particularly, a co-axial integrated torque limiter, such as an radial pin clutch, is provided in such a conveyor drive shaft to minimize additional space claim required to protect the conveyor drive shaft, and attached components from damage in the event of an unexpected jam or other stoppage. A conveyor system employing such an integrated conveyor drive shaft and a combine employing such a conveyor system are also disclosed.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: July 2, 2013
    Assignee: CNH America LLC
    Inventors: Andrew V. Lauwers, Robert Steward Boyd