| 摘要 |
PROBLEM TO BE SOLVED: To prevent ink from leaking at the time of inserting or removing in a joint part used for an ink supply passage which connects an inkjet head with an ink cartridge, and also to prevent the air from entering a tube. SOLUTION: In order to solve the problem, through connection in the joint part having a plug part and a socket part, ink is supplied. The plug part is inserted in the socket part of the join part, a plug is inserted until an ink indraft hole provided in the socket part is aligned with an ink indraft hole provided in the plug part, and disposed so that the ink is not leaked to outside through an O ring in a coextensive period until the ink effluence hole is aligned with the ink indraft hole. A shutter mechanism is provided which prevents the ink from flowing into the socket part and the plug section from the ink effluence hole when the plug part is extracted off from the plug part. COPYRIGHT: (C)2007,JPO&INPIT |
