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