Self-propelling cleaner

  • US 20050183230A1
  • Filed: 01/25/2005
  • Published: 08/25/2005
  • Est. Priority Date: 01/30/2004
  • Status: Abandoned Application
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First Claim
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1. A self-propelling cleaner comprising:

  • a main body;

    a cleaning unit that accommodates dust taken from a cleaning nozzle through a dust transporting pipe within a dust chamber;

    a propelling unit that automatically moves and turnarounds the main body within a preset region;

    a controller for controlling the propelling unit and the cleaning unit;

    a microphone mounted in the dust transporting pipe;

    a dust full detection unit that detects a full state of dust in the dust chamber based on a sound volume picked by the microphone and a preset reference sound volume;

    a switching unit for switching cleaning modes; and

    a display that indicates the full state when the dust full detection unit detects the full state, wherein the propelling unit stops moving the main body when the dust full detection unit detects the full state, wherein the propelling unit moves the main body in different manner from that at a time of normal cleaning when the dust full detection unit detects the full state, wherein the dust full detection unit switches the reference sound volume according to the cleaning mode switched by the switching unit.

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