The flexible Rogallo wing is the air bag type is composed of two cone surfaces with both cones pointing forward. Not the whole kite, glider, or what kind of plane, Rogallo wing, most often are seen in the toy, but the kite is used to create a parachute test spacecraft during the initial. For "program jamini" of NASA in the early 1960s, parachute, pilot vehicles flying a powered tricycle-like size, very light, just like a glider swing before the end of the year 1948, Prof. engineer Francis Rogallo binomerikan has succeeded in its first invention for a kite with wings.The flexibility that he called ' Flexi-kite '. The patents were filed in the year 1948 and in 1951 his wife koet. the impact swipe Rogallo significantly involve, by sewing the required size by using a household appliance such as a curtain kitchen Rogallo wing believes that. the flexibility to provide better stability, constant surface, leading to hard to get rid of the antenna mast in between flights. For this reason, the concept of the Rogallo example of classical purity and functionality.
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