In {HEAD ~ the drawing}, a portion of a vacuum cleaner housing 10 is shown which has {TAIL ~ a cylindrical socket} 11 and a tube piece 12 adapted to be connected to a filter bag  
In { HEAD ~ the drawing } , a portion of a vacuum cleaner housing 10 is shown which has { TAIL ~ a cylindrical socket } 11 and a tube piece 12 adapted to be connected to a filter bag
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH