Patent ID: 6032013
Filing Date: 2000-02-29
Classification: G03G,Y10S

Abstract:
A developing agent supply apparatus comprising:a developing agent container which is provided with a projection portion in an outer surface thereof, the projection portion including a first surface and a second surface;a cylindrical coupling into which the developing agent container is detachable mounted, the cylindrical coupling being provided with a first engagement portion in an inner peripheral surface thereof; anda second engagement portion,wherein when the cylindrical coupling is rotated in a predetermined direction with the developing agent container mounted to the cylindrical coupling, the first engagement portion abuts and pushes the first surface of the projection portion so that the developing agent container is rotated in the predetermined direction,and wherein when the developing agent container is pulled out from the cylindrical coupling, the second surface of the projection portion abuts the second engagement portion, whereby movement of the developing agent container is temporarily restricted before the developing agent container is completely pulled out from the cylindrical coupling.