INK JET PRINTING APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide an ink jet printing apparatus having a simple construction and capable of reducing ink consumption and cleaning ink jet heads promptly.SOLUTION: The ink jet printing apparatus includes: connector caps 51a-51l for connecting tubes communicating with suction caps; a cap support 54 supporting the connector caps 51a-51l; a switch element 60 for switching any of the connector caps 51a-51l to which the tubes are connected to a state enabling suction; and a stepping motor 57 journaling and rotating the switch element 60.