Patents by Inventor John T. Nebgen

John T. Nebgen 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).

  • Parking brake switch for an electro-hydraulic brake system
    Patent number: 6511134
    Abstract: A parking brake switch for a vehicle including a switch having a contacting surface, the switch being positioned between an actuated state and a deactuated state, a first contact connected to a brake valve associated with an electro-hydraulic braking system, a second contact connected to a pair of electronic control modules, and a third contact connected to the pair of electronic control modules and a coil, the contacting surface being adapted to engage all of the contacts when the switch is in the actuated state.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: January 28, 2003
    Assignee: Caterpillar Inc.
    Inventors: Robin S. Arndt, Andrew O. Fonkalsrud, John T. Nebgen, Michael G. Seil, Ricky D. Vance
  • Parking brake switch for an electro-hydraulic brake system
    Publication number: 20020040842
    Abstract: A parking brake switch for a vehicle including a switch having a contacting surface, the switch being positioned between an actuated state and a deactuated state, a first contact connected to a brake valve associated with an electro-hydraulic braking system, a second contact connected to a pair of electronic control modules, and a third contact connected to the pair of electronic control modules and a coil, the contacting surface being adapted to engage all of the contacts when the switch is in the actuated state.
    Type: Application
    Filed: January 18, 2000
    Publication date: April 11, 2002
    Applicant: CATERPILLAR INC
    Inventors: Robin S. Arndt, Andrew O. Fonkalsrud, John T. Nebgen, Michael G. Seil, Ricky D. Vance