Patents by Inventor Ann T. Polubinski

Ann T. Polubinski 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).

  • Noise and vibration reduction in a torque converter clutch assembly
    Patent number: 5480012
    Abstract: A piston pin (124, 156) fixed to a piston plate (60) includes a body portion extending into a hole (112) formed in a drive plate (70) that is fixed to an impeller cover. A spring clip sleeve (128, 162) includes a sleeve surrounding the pin body and located in the drive plate hole. The sleeve, resiliently contacting the pin body and the surface of the hole at angularly spaced positions, drivably connects the drive plate and piston plate.
    Type: Grant
    Filed: November 3, 1994
    Date of Patent: January 2, 1996
    Assignee: Ford Motor Company
    Inventor: Ann T. Polubinski