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Floor working machine with a working implement mounted on a self-propelled vehicle for acting on floor

  • US 6,830,120 B1
  • Filed: 07/01/1999
  • Issued: 12/14/2004
  • Est. Priority Date: 01/25/1996
  • Status: Expired due to Fees
First Claim
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1. A floor working machine comprising:

  • a self-propelled vehicle body including a working implement for treating a floor surface;

    U-turn control means for causing said self-propelled vehicle body to make a U-turn automatically to adjust said working implement to a work line adjacent a work line treated before said U-turn;

    spin turn control means for causing said self-propelled vehicle body to make a spin turn automatically to align said working implement to a work line treated before said spin turn; and

    running control means for automatically controlling said U-turn control means and said spin turn control means in response to input signals for causing said self-propelled vehicle body to make selectively a U-turn under control of said U-turn control means and a spin turn under control of said spin turn control means.

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