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.

Date of Patent:
Jun. 12, 2018

Filed:

May. 01, 2017
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Hironobu Oi, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 21/10 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0011 (2013.01); G03G 21/0035 (2013.01); G03G 21/105 (2013.01);
Abstract

In accordance with a first aspect of the present disclosure, a cleaning device includes a conveying member and a plurality of scraping pieces. The conveying member has a rotating shaft and a spiral blade formed around the rotating shaft. The conveying member is configured to be rotated around an axis to convey a toner removed from an image carrier in a direction of the axis. The plurality of scraping pieces are arranged in the direction of the axis. The plurality of scraping pieces are configured to be turnable so as to alternately come into contact with the rotating shaft and the spiral blade to scrape the toner adhered on the rotating shaft. A width of the scraping piece in the direction of the axis is equal to or below ½ of a gap between the adjacently arranged scraping pieces in the direction of the axis.


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