SPREADABLE VERTICAL BLADE FOR WING END

摘要

PURPOSE: A spreadable vertical blade for wing ends is provided to simplify the conveying or maintenance of a hang glider or an ultra light plane to or in a narrow place by speedily retracting or spreading the vertical blade, preventing the damage of the vertical blade. CONSTITUTION: A spreadable vertical blade for wing ends is mounted in a wing end lid(4) and includes a first stage skin(5), a second stage skin(6), and a third stage skin(7) mounted continuously or spreading in several stages, wherein the first to third stage skins are able to be retracted or spread by a supporting die(8), and the supporting die has a fixing die(9) formed with a fixing hole at a lower part to inserted in a fixing groove of the lid and fixed in a screw hole outside an assembling hole(12) by a screw(14).