In another form of the present specification, the closure track of the window assembly has an origination point that makes a predetermined angle between the linear path of the movable window panel and {HEAD ~ the end point} of {TAIL ~ the closure track} 
In another form of the present specification , the closure track of the window assembly has an origination point that makes a predetermined angle between the linear path of the movable window panel and { HEAD ~ the end point } of { TAIL ~ the closure track }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL