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:
Oct. 17, 2006
Filed:
Mar. 17, 2003
Steven E. Turch, Blaine, MN (US);
Richard M. Pihl, Cottage Grove, MN (US);
Kent E. Lageson, Burnsville, MN (US);
Jeff S. Shaw, Fridley, MN (US);
Kris A. Beardsley, Roseville, MN (US);
Steven E. Turch, Blaine, MN (US);
Richard M. Pihl, Cottage Grove, MN (US);
Kent E. Lageson, Burnsville, MN (US);
Jeff S. Shaw, Fridley, MN (US);
Kris A. Beardsley, Roseville, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A brush segment, a brush element, a brush assembly, and methods of making and using the same are disclosed. The brush segment includes a center portion with inner and outer edges. The center portion also includes first and second side edges. A plurality of bristles extends outwardly from the outer edge. The inner edge includes an interlock arrangement. The side edges have an attachment arrangement for attaching adjacent segments. The brush element includes a center portion and inner and outer edges. A plurality of bristles extends outwardly from the outer edge. The inner edge includes an interlock arrangement for restraining rotation of adjacent elements assembled into a brush assembly. Two or more brush elements are secured together to form a rotary brush assembly.