Patent · US Active

Developer accommodating container, developing cartridge, process cartridge and image forming apparatus

US9523942B2 · kind B2 · utility

68Cited by

40References

16Claims

0Family size

Assignee

Canon Kabushiki Kaisha · JP

Inventors

Toshiaki Takeuchi · Susono, JP
Takashi Kimura · Kyoto, JP
Yoshiyuki Batori · Mishima, JP
Ryuta Murakami · Soma, JP
Daisuke Makiguchi · Izunokuni, JP
Noritomo Yamaguchi · Kawasaki, JP
Naoki Hayashi · Kanuma, JP

Key dates

Filing date	Jul 15, 2016
Grant date	Dec 20, 2016
Priority date	—
Expiry date	Jul 15, 2036

Classification

Technology area (CPC G)Physics
CPC primaryG03G21/18
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A developer accommodating container for accommodating a developer includes: a toner seal member for unsealably sealing an opening of the developer accommodating container; an unsealing member, connected to an end portion of the toner seal member, for unsealing the opening by moving at least a part of the toner seal member; and an auxiliary unsealing member for assisting unsealing by changing a pulling direction of the toner seal member by the unsealing member. The auxiliary unsealing member includes a shaft portion or a projected portion. The shaft portion or the projected portion extends in a longitudinal direction of the developer accommodating container.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.