The valve structure is disposed to control flow of {HEAD ~ the liquid crystal} from {TAIL ~ the liquid crystal container} to the nozzle structure in accordance with a gas pressure provided from a gas input of the liquid crystal container 
The valve structure is disposed to control flow of { HEAD ~ the liquid crystal } from { TAIL ~ the liquid crystal container } to the nozzle structure in accordance with a gas pressure provided from a gas input of the liquid crystal container
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH