Patent ID: 8260157
Filing Date: 2012-09-04
Classification: G03G

Abstract:
1. An image forming apparatus, comprising: a body housing having formed thereon an opening; a door member moveable so as to selectively open and close the opening; at least one developing cartridge detachably receivable in the body housing through the opening, the at least one developing cartridge including a cartridge status chip having stored therein an operational state information relating to the at least one developing cartridge; at least one terminal member arranged on the door member so as to come into contact with at least one cartridge terminal provided on the cartridge status chip when the door member is closed; and a controller electrically connected to the at least one terminal member, the controller being configured to make available an electrical power for, and to receive the operational state information from, the cartridge status chip through the contact between the at least one terminal member and the at least one cartridge terminal of the cartridge status chip, the controller being further configured to determines whether the door member is opened or closed based on whether the electrical power made available is being consumed.