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:
Feb. 19, 1991
Filed:
Oct. 13, 1988
Setsuo Hotani, Wakayama, JP;
Hotani Co., Ltd., , JP;
Abstract
A brush roll comprising a multiplicity of brush disk segments mounted on a shaft in a circular arrangement around the axis of the shaft and arranged closely longitudinally of the shaft, each of the brush disk segments including a board substantially in the form of a sector with an angle of about 15 to about 60 degrees, and a plurality of abrasive members attached to and arranged along the outer peripheral edge of the board, the board having a key substantially in the form of a dovetail and opposed to the shaft, the shaft having a peripheral surface formed with substantial key grooves, the key grooves substantially resembling a dovetail and each extending longitudinally of the shaft for the key to fit in.