Patents by Inventor John E. Fortuna

John E. Fortuna 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).

  • Ball bearing
    Patent number: 4243277
    Abstract: A self-contained ball bearing assembly for use in drawer rails, the balls being axially retained between a washer secured on the hollow stem of the inner race and a flared end of the inner race. The outer race has three interior diametral portions, namely an axially inner portion, an axially intermediate portion, and an axially outer portion, said axially outer portion being specially configurated with a resilient annular snap rib, said outer race being axially retained on the balls by said axially inner portion and said resilient snap rib of said outer diametral portion.
    Type: Grant
    Filed: August 8, 1979
    Date of Patent: January 6, 1981
    Assignee: Knape & Vogt Manufacturing Co.
    Inventor: John E. Fortuna