Patent ID: 8152274

Claim:
An image forming apparatus comprising: a body; a print head including a nozzle part having a length greater than a width of a printable printing medium; a head mount provided at the body to mount the print head; at least one first connector provided at the head mount; at least one second connector provided at the print head to correspond to the at least one first connector, a flow-path connecting device installed between the first connector and the second connector to transmit ink between the first connector and the second connector; and a return spring mounted between the first connector and the flow-path connecting device to bias the flow-path connecting device away from the first connector when the flow-path connecting device is detached from the first connector, wherein the first connector and second connector are connected with each other as the print head is mounted to the head mount, and the first connector includes at least a first supply connector connected with an ink supply tube to supply ink from the head mount to the print head, and a first discharge connector connected with an ink discharge tube to discharge ink from the print head to the head mount.