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AUTOMATIC SUCTION CLEANER

  • US 3,739,421 A
  • Filed: 01/13/1971
  • Issued: 06/19/1973
  • Est. Priority Date: 01/14/1970
  • Status: Expired due to Term
First Claim
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1. An automatic suction cleaner, particularly for cleaning a work surface such as a carpet or floor, comprising:

  • housing means;

    a suction cleaning device supported on said housing means and including nozzle means movable relative to said housing means and capable of being automatically moved through a predetermined distance for permitting cleaning of said work surface as said nozzle means moves through said distance;

    said suction cleaning device further including telescopic tube means supported on said housing means, said nozzle means being mounted on one end of said telescopic tube means, and motor means drivingly connected to said telescopic tube means for extending and contracting said telescopic tube means through said predetermined distance; and

    control means coacting with said suction cleaning device for angularly shifting the direction of working of said nozzle means to enable a prescribed area of surface centered around a selected point on said work surface to be cleaned.

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