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:
Jan. 29, 2019
Filed:
Jun. 12, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Ayatomo Okino, Moriya, JP;
Toshiaki Nagashima, Moriya, JP;
Katsuya Murakami, Toride, JP;
Fumio Tazawa, Kashiwa, JP;
Yusuke Yamada, Toride, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A developer supply container includes a developer accommodating portion configured to accommodate developer, and a discharge opening configured and positioned to permit discharging of the developer in the developer accommodating portion, with the discharge opening having an area not more than 12.6 mm. In addition, a driving force receiving portion is configured and positioned to receive a driving force, and a pump portion is configured and positioned to act on the developer accommodating portion by the driving force received by the driving force receiving portion to alternately change an internal pressure of the developer accommodating portion between a pressure lower than an ambient pressure and a pressure higher than the ambient pressure to discharge the developer through the discharge opening.