Patent ID: 7111919
Filing Date: 2006-09-26
Classification: B41J

Abstract:
1. An ink jet recording apparatus comprising: an ink jet head; and an ink cartridge mounting portion for mounting an ink cartridge for containing ink to be supplied to said ink jet head, wherein said ink cartridge is detachably mountable to said ink jet head, and includes an information memory mediun, storing predetermined information, and wireless sending means which is capable of sending the predetermined information stored in said information memory medium within a predetermined limited range; wherein said mounting portion of said recording device is provided with wireless communicating means for wirelessly receiving the information sent from said wireless sending means of said ink cartridge; wherein said wireless communicating means is disposed in said predetermined limited range when said ink cartridge is mounted properly to said mounting portion, wherein said ink jet recording apparatus further comprises electric power supplying means for supplying electric power to said ink cartridge through electromagnetic induction, and said ink cartridge includes electric power generating means for generating electric power through the electromagnetic induction and supplying the electric power to said wireless sending means; and wherein said ink jet recording apparatus further comprises electric power control means for permitting supply of the electric powcr to said electric power supplying means at predetermined timing, and error discriminating means for discriminating mounting error upon failure of wireless reception of the information by said wireless communicating means when the electric power is supplied thereto.