<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px"><div id="yui_3_16_0_ym19_1_1460590314151_2463">Can someone tell me what "axiel displacement" means in reference to a conical window. </div><div id="yui_3_16_0_ym19_1_1460590314151_2463">Hank</div></div></body></html>