Patent ID: 8218998
Filing Date: 2012-07-10
Classification: G03G

Abstract:
1. A developer storing container, comprising: a developer storing chamber storing a developer therein and having a side wall, said side wall having a surrounding portion; an agitating member having a shaft portion rotatably supported by said side wall, said shaft portion being surrounded by said surrounding portion, with an inner surface of said surrounding portion facing said shaft portion; and a seal member having an annular shape and being mounted between the inner surface of said surrounding portion and said shaft portion, said seal member having an outer circumferential surface contacting the inner surface of said surrounding portion and an inner circumferential surface contacting said shaft portion, wherein a contact pressure between said outer circumferential surface of said seal member and the inner surface of said surrounding portion is larger than a contact pressure between said inner circumferential surface of said seal member and said shaft portion of said agitating member.