Patent ID: 8083401
Filing Date: 2011-12-27
Classification: B41J,H01R

Abstract:
1. A connector holder unit that is formed separately from a carriage capable of housing an ink cartridge and can be attached to the inside of the carriage, the connector holder unit comprising: a connector holder that is formed separately from the carriage capable of housing the ink cartridge such that the connector holder does not house the ink cartridge, wherein the connector holder is attached to the inside of the carriage by being slid into a groove formed on the inside of the carriage in a side that is adjacent to the bottom of the carriage where ink from the ink cartridge is ejected from the ink cartridge; a connector having a plurality of contact arms that is installed to the connector holder; and a circuit substrate having a plurality of conductive connection portions that is installed to the connector holder, wherein contact terminals of the plurality of contact arms of the connector are configured to elastically contact the conductive connection portions of the circuit substrate and conductive connection portions of the ink cartridge so as to electrically conduct between the circuit substrate and the ink cartridge when the connector holder unit is attached to the carriage, wherein the connector holder is interposed between the circuit substrate and the ink cartridge when the ink cartridge is placed in the carriage such that the connector holder separates the circuit substrate from the ink cartridge.