The wheel further includes a valve having an inlet port in fluid communication with the tire, a valve seat, and at least one annular valve member resiliently biased into {HEAD ~ unidirectional sealing engagement} with {TAIL ~ the seat} 
The wheel further includes a valve having an inlet port in fluid communication with the tire , a valve seat , and at least one annular valve member resiliently biased into { HEAD ~ unidirectional sealing engagement } with { TAIL ~ the seat }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL