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Automatic idle adjustment and shutdown of vehicle

  • US 7,702,450 B2
  • Filed: 03/31/2008
  • Issued: 04/20/2010
  • Est. Priority Date: 03/11/2008
  • Status: Active Grant
First Claim
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1. A work vehicle including:

  • a chassis;

    a ground engaging mechanism configured to support and propel the chassis;

    an engine coupled to the ground engaging mechanism to power the ground engaging mechanism;

    a work tool supported by the chassis to move material; and

    a control system having an idle function configured to operate the engine in a first idle state for a first period of time, and to operate the engine in a second idle state after the first period of time expires, the engine operating at a lower speed in the second idle state than in the first idle state.

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