Patents by Inventor Carolyn L. Drum

Carolyn L. Drum 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).

  • Rotary apparatus with adaptor collar
    Patent number: 9382948
    Abstract: A rotary apparatus comprises a first rotary component, a second rotary component, and an adaptor collar. The first rotary component has an axis of rotation. The first rotary component is positioned within the second rotary component such that the first and second rotary components are concentric with one another relative to an axis of rotation of the first rotary component. The adaptor collar is attached to and angularly surrounds the first rotary component and the second rotary component relative to the axis. The adaptor collar is keyed to the first rotary component. The rotary apparatus may be a driveline, in which case the first rotary component may be a drive shaft, and the second rotary component may be an inner race of a bearing.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: July 5, 2016
    Assignee: DEERE & COMPANY
    Inventor: Carolyn L. Drum