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CLEANING APPARATUS FOR FLOOR COVERINGS

  • US 3,676,889 A
  • Filed: 03/02/1970
  • Issued: 07/18/1972
  • Est. Priority Date: 03/06/1969
  • Status: Expired due to Term
First Claim
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1. A cleaning apparatus for floor coverings of the kind described, comprising a casing, a suction creating means supported by the casing, a downwardly facing intake orifice in communication with the suction means, a brushing means located in the intake orifice and adapted to contact the floor covering to be cleaned, a housing transversely disposed within the casing, means defining a chamber for receiving cleaning fluid within the housing, said chamber leading to an egress orifice, a reservoir for containing cleaning fluid supported by the casing, a hollow member disposed lengthwise of the chamber and in the upper interior of the chamber, a pipe for the reservoir leading to a central portion of the hollow member and having access thereto, the hollow member along its length being provided with apertures spaced at intervals such that cleaning fluid may be distributed for substantially the full length of the chamber, means whereby air under pressure can be delivered to the chamber, barriers of gauze material situated both above and below the hollow member in the chamber, and means whereby the casing can be moved over the floor covering, the arrangement being such that when the apparatus is moved over the floor covering, the suction creating means and the brushing means can be operated to remove unwanted matter froM the floor covering, both said cleaning fluid and said air under pressure can be delivered to the chamber and foam produced, the foamed cleaning fluid delivered to and deposited on the floor covering, and the brushing means moved over the covering to brush the covering and simultaneously the suction creating means remove loosened dirt from said covering.

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