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. 30, 2010
Filed:
Oct. 12, 2006
Noritake Shizawa, Kanagawa, JP;
Toshimitsu Shiraishi, Kanagawa, JP;
Tatsuo Kaneko, Kanagawa, JP;
Hitachi High-Technologies Corporation, Tokyo, JP;
Abstract
A disc cleaning mechanism or device has a rotary brush having a rotary shaft on which a plurality of brushes are mounted and, between adjacent brushes of which a plurality of discs is inserted, and a disc revolution stopper for preventing the discs inserted between the brushes from revolving about the rotary shaft by rotation of the rotary brush and allowing the discs to rotate. The disc cleaning mechanism includes a core roller having an uneven inner peripheral portion of the brush as a core of the brush and an uneven outer peripheral portion and a rotary shaft on which a plurality of the core rollers are mounted. The brush and the core rollers constitute a spline joint.