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:
Nov. 27, 1984
Filed:
Dec. 14, 1983
John J Mailand, Wyoming Township, Chisago County, MN (US);
Warren L Langstraat, Cottage Grove, MN (US);
Daniel D Smith, Rankin County, MS (US);
Minnesota Mining and Manufacturing Company, Saint Paul, MN (US);
Abstract
A motor-driven wheel for sanding irregular surfaces including a plurality of flexible support members projecting generally radially outwardly from a hub assembly and a plurality of separate nonconnected lengths of flexible abrasive-coated material projecting along the support members from within the hub assembly. Each of the lengths of abrasive-coated material is releasably secured in the hub assembly by separate members positioned adjacent the periphery of the hub assembly which permit, when released, individual movement of the individual lengths into or out of the hub assembly.