The present invention relates to {HEAD ~ methods} and apparatuses for transporting a flow of air and particulates through {TAIL ~ a vacuum cleaner} 
The present invention relates to { HEAD ~ methods } and apparatuses for transporting a flow of air and particulates through { TAIL ~ a vacuum cleaner }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL