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Integrated sound baffle

  • US 5,155,876 A
  • Filed: 10/28/1991
  • Issued: 10/20/1992
  • Est. Priority Date: 10/28/1991
  • Status: Expired due to Term
First Claim
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1. A floor cleaning apparatus comprising:

  • a) a chassis with a plurality of wheels engaging the floor to support the floor cleaning apparatus and to permit it to be easily moved about on said floor;

    b) means for scrubbing the floor including a circular disc positioned beneath said chassis and a brush motor mounted on the chassis to rotate said circular disc;

    c) a solution tank for storage of cleaning solution;

    d) a recovery tank for storage of dirty solution;

    e) a hollow body mounted on the chassis, said body having an inlet and an outlet and an interior passageway allowing fluid communication between said inlet and said outlet, said body supporting the load of said solution tank and said recovery tank;

    f) vacuum squeegee means to remove said dirty solution from the floor and transfer it to said recovery tank, including a vacuum motor; and

    g) means for connecting the outlet on said vacuum motor to the inlet of said body to direct the exhaust from said vacuum motor into said body and through said passageway to reduce noise as said exhaust exits said outlet of said body.

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