The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2011
Filed:
Mar. 25, 2003
John A. Leonatti, Uniontown, OH (US);
Christel R. Richard, North Canton, OH (US);
John A. Leonatti, Uniontown, OH (US);
Christel R. Richard, North Canton, OH (US);
The Hoover Company, North Canton, OH (US);
Abstract
A cleaning apparatus for cleaning a surface in which cleaning solution is dispensed to the surface is provided. The cleaning apparatus includes a distributor for dispensing solution to the surface and a solution tank fluidly connected to the distributor for supplying a flow of solution to the distributor. The solution tank has a bottom portion and an upper portion. A constant head device is fluidly connected to the solution tank such that the flow of solution from the solution tank to the distributor is substantially constant independent of the level of solution in the solution tank.