Patents by Inventor Thomas Luft

Thomas Luft 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).

  • Coupling device
    Patent number: 6183020
    Abstract: This invention relates to a coupling device to connect two tubular elements, preferably a hose with a tube, with one male coupling element (3) and one female coupling element (5) that are formed so that they can be inserted in one another and can be locked by means of an expandable split clip (33). An axially movable release device (35) interacts with the split clip to release the lock. The invention is characterized by the fact that the release device (35) has an indicator element which indicates a connection between the two coupling elements (3, 5).
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: February 6, 2001
    Assignee: Aeroquip Corporation
    Inventor: Thomas Luft