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:
Jun. 24, 2014
Filed:
Feb. 17, 2012
Applicants:
Tsuyoshi Tajiri, Noda, JP;
Toshihide Shima, Abiko, JP;
Inventors:
Tsuyoshi Tajiri, Noda, JP;
Toshihide Shima, Abiko, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A developer supply apparatus includes a buffer portion for storing a developer supplied from a developer container, a feeding device for feeding the developer, stored in the buffer portion, toward a developing device, and a pair of light transmitting members which permit light transmission for detecting the developer in the buffer portion. In addition, a vibrating device vibrates the pair of light transmitting members in an optical axis direction.