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AUTONOMOUS CLEANING DEVICE

  • US 20120096656A1
  • Filed: 10/24/2011
  • Published: 04/26/2012
  • Est. Priority Date: 10/25/2010
  • Status: Active Grant
First Claim
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1. An autonomous cleaning device comprising:

  • a main body having an opening;

    a brush unit rotatably provided in the opening of the main body; and

    a blade assembly to guide introduction of dust swept up by the brush unit, wherein the blade assembly comprises;

    a blade having a first part fixed to the main body and a second part extended from the first part toward a floor; and

    a support member provided at a rear of the blade in a travel direction of the main body to prevent the second part of the blade from being bent in a direction opposite to the travel direction of the main body.

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