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Mobile robot

  • US 6,144,180 A
  • Filed: 07/09/1999
  • Issued: 11/07/2000
  • Est. Priority Date: 07/09/1999
  • Status: Expired due to Fees
First Claim
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1. A robot comprising:

  • a robot body having two opposite sides;

    a pair of leg support arms pivotally mounted on said two opposite sides of said robot body for rotation about horizontal axes, each of said leg support arms having two diametrically opposite outer ends relative to said horizontal axes; and

    a pair of wheeled leg assemblies mounted on each of said leg support arms at said outer ends, respectively, each of said leg support arms being rotatable to turn upward and downward one of said wheeled leg assemblies which rests on the ground at the back of the other one of said wheeled leg assemblies to a position in front of said other one of said wheeled leg assemblies, thereby moving forward said robot body.

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