{TAIL ~ A vertical Venetian blind} 7, wherein the disk bodies , {HEAD ~ the journal} and the cam are moulded on the upper and lower retaining clamps  
{ TAIL ~ A vertical Venetian blind } 7 , wherein the disk bodies , { HEAD ~ the journal } and the cam are moulded on the upper and lower retaining clamps
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH