US Patent 10496033 Developer supply container and developer supplying system

A developer supply container includes a developer accommodating body configured to contain developer. A developer discharging body is provided in fluid communication with the developer accommodating body, with the developer discharging body having a discharge opening through which the developer may be discharged from the developer discharging body, and with the developer accommodating body being rotatable relative to the developer discharging body. A track is provided at each of opposite sides of the developer discharging body.