Patents by Inventor Mark S. Stuhldreher

Mark S. Stuhldreher 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).

  • Clutch assist mechanism
    Patent number: 5579882
    Abstract: According to this invention, this is obtained by providing a sensor (18) on a clutch linkage (20) or master cylinder (117) to sense the force applied by the operator. The sensor (18) then actuates a valve (36) which provides pressure to a booster cylinder (28). The booster cylinder (28) is connected to the clutch release lever (26) in parallel with the clutch linkage (20) or slave cylinder (117), both of which transmit forces to operate the clutch.
    Type: Grant
    Filed: June 9, 1995
    Date of Patent: December 3, 1996
    Assignee: Ford Motor Company
    Inventor: Mark S. Stuhldreher