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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.:

US 10295950 B1

PDFFull Text
Date of Patent:
May. 21, 2019

Filed:

Aug. 28, 2018

Cleaning device and image forming apparatus

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Tadashi Iwakawa, Tokyo, JP;

Masato Yuasa, Kashiwa, JP;

Keita Shigihara, Toride, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Venable LLP

Primary Examiner:

Sophia S Chen

Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/16 (2006.01); G03G 21/00 (2006.01); G03G 21/10 (2006.01); G03G 21/12 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0029 (2013.01); G03G 15/16 (2013.01); G03G 15/168 (2013.01); G03G 21/00 (2013.01); G03G 21/10 (2013.01); G03G 21/105 (2013.01); G03G 21/12 (2013.01); G03G 21/1647 (2013.01); G03G 21/0058 (2013.01); G03G 2221/0005 (2013.01);
Abstract

A cleaning device includes a cleaning member, a container, a feeding screw including a blade for feeding toner inside the container toward an outside of the container, and a loosening member, stretching along a rotation axis direction of the feeding screw, for loosening toner on a container wall surface provided around the feeding screw by being swung about a rotational axis along the rotation axis direction in a direction crossing the rotation axis direction, and the loosening member includes a contact portion for rotating the loosening member in a first direction with rotation of the feeding screw in contact with the blade when the feeding screw is in a predetermined phase range and includes an urging portion for imparting, to the loosening member, a force for rotating the loosening member in a second direction opposite to the first direction.

Find Patent Forward Citations

Iwakawa, Tadashi. (2019). Cleaning device and image forming apparatus (U.S. Patent No. 10295950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10295950

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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