Patents by Inventor Robert F. Dobrinska

Robert F. Dobrinska 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).

  • Park-lock mechanism for transmission
    Patent number: 3990541
    Abstract: A park-lock mechanism for a transmission having a rotatable gear and a double lug latch pivotally mounted adjacent the gear and having its lugs spaced apart a distance different from that of the spacing of the teeth on the gear, whereby one of the lugs will always align with the gear teeth spacing for securing the gear against rotation. The latch is also supported on a lever which is under the influence of a control mechanism including a cam and a spring and a control rod.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: November 9, 1976
    Assignee: J. I. Case Company
    Inventors: Robert F. Dobrinska, John L. Tomolinson