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:
Sep. 20, 2011
Filed:
Mar. 23, 2007
Donn Nathan Boatman, Union, KY (US);
Donn Nathan Boatman, Union, KY (US);
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
A brush, as well as a method for cleaning a process surface using the brush, having: a hollow cylinder having a closed first end, a closed second end, and a peripheral wall with an internal and external surface; with bristles arranged on the external surface of the peripheral wall thereof; wherein the hollow cylinder has a plurality of apertures formed in the peripheral wall for permitting a gas or liquid to emerge from the interior of the hollow cylinders to the vicinity of the bristles; wherein the apertures are arranged in a staggered multi helical pattern having from about 3 to about 15 helix; and wherein the peripheral wall has a surface area ratio of from about 6 to about 30.