Developer containing device and image forming apparatus into/from which developer containing device is installed and removed

摘要

A developer containing device includes: a developer container configured to contain developer and to be inserted into a receptacle defined in an image forming apparatus main body; a developer feed inlet provided in a forward end of the developer container which is inserted into the receptacle in an insertion direction and for feeding the developer contained in the developer container into the image forming apparatus main body; and an opening and closing member that opens the developer feed inlet with movement of the developer container in the insertion direction when the developer container is inserted into the receptacle and closes the developer feed inlet with movement of the developer container in opposition to the insertion direction when the developer container is removed from the receptacle, when the opening and closing member moves to open the developer feed inlet, the forward end of the opening and closing member in the insertion direction and at least one side of the opening and closing member being pressed against restrainers provided in the receptacle.