US 9,811,024 B2
Developer supply container
Nobuyuki Yomoda, Kashiwa (JP); Ayatomo Okino, Moriya (JP); Manabu Jimba, Toride (JP); Akihito Kamura, Kashiwa (JP); and Takashi Enokuchi, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Sep. 14, 2015, as Appl. No. 14/852,849.
Application 14/852,849 is a continuation of application No. PCT/JP2013/060408, filed on Mar. 29, 2013.
Claims priority of application No. 2013-060344 (JP), filed on Mar. 22, 2013.
Prior Publication US 2016/0004187 A1, Jan. 7, 2016
Int. Cl. G03G 15/08 (2006.01)
CPC G03G 15/0877 (2013.01) [G03G 15/08 (2013.01); G03G 15/0872 (2013.01)] 59 Claims
OG exemplary drawing
 
1. A developer supply container comprising:
a developer accommodating portion capable of accommodating developer;
a discharge opening configured and positioned to discharge the developer accommodated in said developer accommodating portion from said developer supply container;
a storing portion configured to store the developer to be discharged through said discharge opening, said storing portion being in fluid communication with an inside of said developer accommodating portion and said discharge opening;
a pump portion configured to feed air at least into said storing portion to discharge the developer from said storing portion;
an operating portion including a feeding portion configured to supply the developer into said storing portion;
a scraping portion configured to scrape developer stagnating adjacent to an entrance of said storing portion while regulating flow of the developer into said storing portion, wherein developer feeding by said feeding portion and scraping by said scraping portion are carried out alternately; and
an air flow path provided inside said scraping portion and configured to establish fluid communication between said storing portion and said pump portion to discharge the developer from the discharge opening.