The channels 9 are closed by two annular plates 10 connected to the respective surfaces 8 by screws 11 and form with the tubular body 6 {HEAD ~ a tubular metal jacket} 12 closed above by {TAIL ~ a cover} 13 and supported from below by a flange 14 at the end of the shaft 4 
closed above by
The channels 9 are closed by two annular plates 10 connected to the respective surfaces 8 by screws 11 and form with the tubular body 6 { HEAD ~ a tubular metal jacket } 12 closed above by { TAIL ~ a cover } 13 and supported from below by a flange 14 at the end of the shaft 4
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 HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH