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, 2012
Filed:
Jul. 08, 2009
Takashi Yamanaka, Osaka, JP;
Yasunori Minakuchi, Osaka, JP;
Kimihide Tsukamoto, Osaka, JP;
Shinichi Azumi, Osaka, JP;
Takashi Yamanaka, Osaka, JP;
Yasunori Minakuchi, Osaka, JP;
Kimihide Tsukamoto, Osaka, JP;
Shinichi Azumi, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A cleaning apparatus using a web sheet includes: a send-out roller that is wound with the web sheet; a take-up roller that is connected to an end of the web sheet; and a rotation-regulating and canceling portion that regulates rotation of the send-out roller and cancels the regulation according to tension of the web sheet between the send-out roller and the take-up roller; wherein the web sheet is sent out from the send-out roller and taken up by the take-up roller, the web sheet is brought into contact with another roller during the sending out and taking up operation, and extraneous matters that have adhered to the other roller are removed.