Patents by Inventor Roy J. Garrett, deceased

Roy J. Garrett, deceased 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).

  • Two-speed converter
    Patent number: 5437584
    Abstract: A transmission for a vehicle having multiple ratio gearing, a hyrdokinetic unit with a turbine and impeller, a lock-up clutch in said hydrokinetic unit, an auxiliary gear unit having a torque input element connected to the turbine and torque output element connected to the gearing, engagement and release of the lock-up clutch effecting shifting of the speed ratio of the transmission.
    Type: Grant
    Filed: April 2, 1993
    Date of Patent: August 1, 1995
    Assignee: Ford Motor Company
    Inventors: Roy J. Garrett, deceased, James L. Garrett, legal representative