A window tilt clutch {TAIL ~ member} is operably attached to {HEAD ~ the window sash} for normal vertical movement within the window frame jamb liner sash guide pocket 
A window tilt clutch { TAIL ~ member } is operably attached to { HEAD ~ the window sash } for normal vertical movement within the window frame jamb liner sash guide pocket
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH