Robotic platform

  • US 6,431,296 B1
  • Filed: 06/25/2001
  • Issued: 08/13/2002
  • Est. Priority Date: 03/27/1998
  • Status: Expired due to Term
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First Claim
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1. A method for operating an articulated tracked vehicle having a main tracked chassis and a pivoting forward arm to climb a series of stairs having a rise in elevation at a first stair and at each subsequent stair, comprising:

  • pivoting the arm to raise the arm higher than the rise of the first stair;

    approaching the first stair until the arm contacts the first stair;

    driving the main tracks to propel the vehicle until the main tracks contacts the first stair;

    pivoting the arm to extend the tracked base of the vehicle; and

    driving the main tracks to ascend the series of stairs.

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