Patent ID: 8611788
Filing Date: 2013-12-17
Classification: G03G

Abstract:
1. A supplying apparatus provided with a supply port through which developer is to be supplied to a developing device, comprising: a shutter member, provided so as to be slidable in a mounting and demounting direction of the developing device, for covering and uncovering the supply port; an opening and closing mechanism for moving said shutter member from an opposing position, where said shutter member opposes the supply port port, to a retracted position in interrelation with a mounting operation of the developing device; an engaging member provided to said shutter member so as to be rotatable relative to said shutter member and being engageable with the developing device; an urging member for urging said engaging member in a rotational direction of said engaging member; and a guiding portion for guiding said engaging member so that said engaging member is rotated, when said shutter member is slid in interrelation with the mounting operation of the developing device from a releasing position where said engaging member does not engage with the developing device to an engaging position where said engaging member engages with the developing device.