US Patent No. 9,354,550

DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM


Patent No. 9,354,550
Issue Date May 31, 2016
Title Developer Supply Container And Developer Supplying System
Inventorship Katsuya Murakami, Toride (JP)
Toshiaki Nagashima, Moriya (JP)
Fumio Tazawa, Kashiwa (JP)
Ayatomo Okino, Moriya (JP)
Yusuke Yamada, Toride (JP)
Assignee Canon Kabushiki Kaisha, Tokyo (JP)

Claim of US Patent No. 9,354,550

1. A developer supply container comprising:
a developer accommodating chamber configured to accommodate developer;
a feeding portion configured and positioned to feed the developer in said developer accommodating chamber by rotation thereof;
a developer discharging chamber provided with a discharge opening configured to permit discharging of the developer fed by
said feeding portion;

a rotatable gear configured and positioned to rotate said feeding portion;
a pump portion configured and positioned to act upon at least said developer discharging chamber, said pump portion having
a volume which changes with reciprocation; and

a drive converting portion configured and positioned to convert a rotational force generated by rotation of said gear to a
force for operating said pump portion.