<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1473389840269_2922"> Hank,</div><div>I would like to know what is going on with the Deep Flight Dragon</div><div dir="ltr">dome & hatch arrangement (if anyone knows). From videos it looks</div><div id="yui_3_16_0_ym19_1_1473389840269_2934" dir="ltr">like they have a retaining ring around the base of the dome. Rather</div><div id="yui_3_16_0_ym19_1_1473389840269_2933" dir="ltr">than screwing the retaining ring down from the outside, they have </div><div id="yui_3_16_0_ym19_1_1473389840269_2968" dir="ltr">cap screws going upward from the mating flange. This makes it look </div><div id="yui_3_16_0_ym19_1_1473389840269_2969" dir="ltr">more tidy. I guess the structure over the top of the dome is added</div><div id="yui_3_16_0_ym19_1_1473389840269_2970" dir="ltr">security & for collision avoidance. I am not sure that it actually touches </div><div id="yui_3_16_0_ym19_1_1473389840269_3017" dir="ltr">the dome. I think the whole hatch would open (if it is the overpressure </div><div id="yui_3_16_0_ym19_1_1473389840269_3018" dir="ltr">safety valve) rather than the dome itself lifting.</div><div id="yui_3_16_0_ym19_1_1473389840269_2977" dir="ltr">I haven't decided on my dome & hatch arrangement, but have liked</div><div id="yui_3_16_0_ym19_1_1473389840269_3002" dir="ltr">this design.</div><div id="yui_3_16_0_ym19_1_1473389840269_3001" dir="ltr">Alan </div></div></body></html>