{HEAD ~ The layer} of {TAIL ~ high friction} resilient material is preferably constructed and arranged for providing a braking surface to prevent vertical movement of the window sash when the sash is tilted away from the vertical axis of the jamb liner and the high friction resilient material is contacted by the locking means 
of
{ HEAD ~ The layer } of { TAIL ~ high friction } resilient material is preferably constructed and arranged for providing a braking surface to prevent vertical movement of the window sash when the sash is tilted away from the vertical axis of the jamb liner and the high friction resilient material is contacted by the locking means
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH