When the window sash is rotated or tilted the window tilt clutch member lockingly engages {HEAD ~ a high friction resilient material strip} located on {TAIL ~ wall portions} of the jamb liner sash guide pocket 
When the window sash is rotated or tilted the window tilt clutch member lockingly engages { HEAD ~ a high friction resilient material strip } located on { TAIL ~ wall portions } of the jamb liner sash guide pocket
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH