Patents by Inventor John A. Crudden

John A. Crudden 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).

  • Snowmobile fuel system sump tank
    Patent number: 7089917
    Abstract: In some embodiments, a fuel sump system may include one or more of the following features: (a) a fuel tank, (b) a fuel sump tank in fluid communication with the fuel tank to receive fuel from the fuel tank, (c) a fuel pump having an intake positioned in the sump tank to pump fuel from the sump tank to an engine via a fuel supply line, (d) a fuel return line in fluid communication with the engine for returning fuel the fuel return line being in fluid communication with the sump tank to supply returned fuel to the sump tank, (e) a fuel pressure regulator operably coupled to the return line, and (f) a transfer pump operatively coupled to the fuel tank and the sump tank for transferring fuel from the fuel tank to the sump tank.
    Type: Grant
    Filed: June 16, 2004
    Date of Patent: August 15, 2006
    Assignee: Polaris Industries Inc.
    Inventors: Scott E. McKinster, John A. Crudden, Kevin Ness, Richard A. Frederickson
  • Exhaust system located on one side of the hull of a personal watercraft
    Patent number: 6808433
    Abstract: An exhaust system for a personal watercraft that places components of the exhaust vehicle on one side of the watercraft, so that the exhaust system takes less space in the watercraft.
    Type: Grant
    Filed: February 26, 2003
    Date of Patent: October 26, 2004
    Assignee: Polaris Industries Inc.
    Inventors: Gordon Slattery, John A. Crudden, John Brad Bosch, John E. Thompson