Patents Represented by Attorney, Agent or Law Firm R. C. Wilbur
  • Method and apparatus for engine braking
    Patent number: 6715467
    Abstract: An engine braking system includes a pump associated with a source of fluid, the pump supplying pressurized fluid to fuel injectors associated with the engine. An electronic controller is associated with the engine and determines a desired engine braking level as a function of various engine operating conditions and operator inputs. The engine controller produces a pump signal as a function of the desired engine braking level.
    Type: Grant
    Filed: August 21, 2002
    Date of Patent: April 6, 2004
    Assignee: Caterpillar Inc
    Inventors: Bryan E. Nelson, Joshua C. Ruedin, Gregory J. Speckhart, Jeffrey M Thate