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:
Apr. 16, 2019
Filed:
May. 08, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Manabu Jimba, Tsukuba, JP;
Ayatomo Okino, Moriya, JP;
Nobuyuki Yomoda, Kashiwa, JP;
Yusuke Oizumi, Kasumigaura, JP;
Akihito Kamura, Kashiwa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A developer supply container includes a developer accommodating chamber capable of accommodating developer, a storage portion provided in the developer accommodating chamber and capable of storing a predetermined amount of the developer to be discharged through a discharge opening, and a pump portion actable on the storage portion. A suppressing portion is provided, with the suppressing portion being capable of suppressing air directed toward the developer accommodating chamber from the pump portion, and with the suppressing portion permitting supply of air from the pump portion to the storage portion in a discharge operation.