Patent ID: 7561821

Claim:
A developer supplying apparatus for supplying a developer to a developing device, comprising: a developer container which contains the developer and is in the shape of substantially a cylinder; and a container supporting body which supports one end portion of the developer container so that the developer container is able to rotate in a peripheral surface direction, the developer container including: a first developer discharging opening for discharging the developer, the first developer discharging opening being formed on said one end portion, supported by the container supporting body, of the developer container; and developer conveying means for conveying the developer toward the first developer discharging opening by rotation of the developer container in the peripheral surface direction, the container supporting body including: a temporary storage chamber for temporarily storing the developer discharged from the first developer discharging opening of the developer container; and a second developer discharging opening for discharging the developer toward the developing device, the developer contained in the temporary storage chamber being discharged from the second developer discharging opening by the rotation of the developer container, the container supporting body being in the shape of substantially a cylinder, the temporary storage chamber being formed along an inner peripheral surface of the container supporting body, and a slip ring being fixed to the inner peripheral surface so as to be slidable on said one end portion, supported by the container supporting body, of the developer container, a first V ring being attached to said one end portion, supported by the container supporting body, of the developer container, and the slip ring contacting a seal strip of the first V ring.