Patents by Inventor Adrian C. Korbel

Adrian C. Korbel 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).

  • Grapple pivot joint with swing dampener
    Patent number: 4335914
    Abstract: A suspension for a grapple includes a swivel link coupled between a support boom and a head of the grapple for permitting the latter to undergo swinging movement about first and second pivot axes arranged crosswise to each other. At each pivot axis, there is a pivot pin having a brake associated therewith and including a brake housing enclosing an outer end portion of the pin and containing brake disks and a Belleville spring for maintaining the disks frictionally engaged with each other.
    Type: Grant
    Filed: August 25, 1980
    Date of Patent: June 22, 1982
    Assignee: Deere & Company
    Inventor: Adrian C. Korbel