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Small area deep cleaner

  • US 6,658,692 B2
  • Filed: 09/12/2002
  • Issued: 12/09/2003
  • Est. Priority Date: 01/14/2000
  • Status: Expired due to Term
First Claim
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1. A portable surface cleaning apparatus, comprising:

  • a base housing having a front portion and a rear portion adapted for movement along a surface to be cleaned;

    an upright handle with a front side facing the front portion of the base housing and a rear side facing the rear portion of the base housing, the upright handle pivotally mounted to the rear portion of the base module;

    a liquid dispensing system comprising;

    a liquid dispenser associated with the base module for applying liquid to a surface to be cleaned;

    a liquid supply tank removably mounted to the handle for holding a supply of cleaning liquid;

    a liquid supply conduit fluidly connected to the liquid supply tank and to the dispenser for supplying liquid to the dispenser;

    a liquid recovery system comprising;

    a recovery tank removably mounted on the base housing having a liquid recovery chamber for holding recovered liquid;

    a suction nozzle associated with the base housing and adapted to draw dirty liquid from the surface to be cleaned;

    a working air conduit extending between the recovery chamber and the suction nozzle;

    a vacuum source in fluid communication with the recovery chamber for generating a flow of working air from the nozzle through the working air conduit and through the recovery chamber to thereby draw dirty liquid from the surface to be cleaned through the nozzle and working air conduit, and into the recovery chamber to thereby recover the dirty liquid from the surface to be cleaned;

    the improvement comprising;

    a supply tank mounting assembly on the rear side of the handle and on a front side of the liquid supply tank for removably mounting the liquid supply tank to the rear side of the handle.

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