With the valve mechanism having the above configuration, when {HEAD ~ the ink cartridge} is removed from {TAIL ~ the accommodating portion}, the air communication portion is closed once again, thereby preventing the ink from leaking therefrom 
is removed from
With the valve mechanism having the above configuration , when { HEAD ~ the ink cartridge } is removed from { TAIL ~ the accommodating portion } , the air communication portion is closed once again , thereby preventing the ink from leaking therefrom
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH