The valve comprises a valve chamber, a valve chamber seat with an inlet gas port or ports to {TAIL ~ the interior} of the container and a resilient diaphragm floating within {HEAD ~ the chamber} 
The valve comprises a valve chamber , a valve chamber seat with an inlet gas port or ports to { TAIL ~ the interior } of the container and a resilient diaphragm floating within { HEAD ~ the chamber }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD