{TAIL ~ A wheelchair} has a plurality of central wheels which can be either power or manually driven, at least one rear caster wheel, and {HEAD ~ at least one resiliently biased ground engaging front wheel} having a multiple suspension assembly 
{ TAIL ~ A wheelchair } has a plurality of central wheels which can be either power or manually driven , at least one rear caster wheel , and { HEAD ~ at least one resiliently biased ground engaging front wheel } having a multiple suspension assembly
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 OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH