Another object of this invention is to provide a reel device, as aforesaid, having a tubing reel which selectably pays out or retracts gas tubing in a manner which minimizes or even precludes {HEAD ~ tangling} or pinching of {TAIL ~ the tubing} 
of
Another object of this invention is to provide a reel device , as aforesaid , having a tubing reel which selectably pays out or retracts gas tubing in a manner which minimizes or even precludes { HEAD ~ tangling } or pinching of { TAIL ~ the tubing }
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 OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL