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Vacuum cleaner method

  • US 5,836,045 A
  • Filed: 05/27/1997
  • Issued: 11/17/1998
  • Est. Priority Date: 02/23/1996
  • Status: Expired due to Term
First Claim
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1. The method of forming a carpet cleaner having a tank assembly, including an outer reservoir tank, and an inner flexible bladder, means for rollingly supporting the carpet cleaner, and a brush assembly secured to the housing for driving an agitator, which agitator is in operative contact with the carpet,the step of proportioning the tank and the cleaning fluid container and precisely positioning the tank and container with respect to each other so that the combined center of gravity of the fresh solution and soiled solution migrate forwardly toward the nozzle as the solution is depleted from the cleaner,whereby a relatively constant loading is placed upon the agitator, and a relatively constant loading upon the vacuum nozzle, all to the end that there is a consistency in carpet cleansing throughout the entire cycle form the beginning when the cleaning fluid container has an initial amount of fluid, until the end of the cycle when the cleaning fluid container is substantially exhausted of its cleaning fluid.

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