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单词 sail wing
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sail wing
sail wing n. the sail of a hang glider with its framework; (the structures described in quots. 1972, 1974 at sense 9 differ from one another).
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society > travel > air or space travel > a means of conveyance through the air > glider > [noun] > hang-glider > wing of
Rogallo1961
sail wing1962
Rogallo1972
1962 C. H. Gibbs-Smith Sir George Cayley's Aeronautics 1796–1855 xlii. 129 It is interesting to find at the present time (1962) a powered aeroplane using flexible sail-wings: this is the American Ryan ‘Flex Wing’ which has plastic-coated nylon wings supported in a delta plan by only three rigid spars, which meet at the front; one is central and the other two spread out to form the sides of the triangle.
1972 Daily Tel. 13 Oct. (Colour Suppl.) 9 A sail wing is a device shaped rather like an extremely ambitious paper dart and is made from dural aluminium and nylon. From a point at its centre hangs an ‘A’ frame... The pilot hangs in space upon an arrangement structurally similar to a child's swing, complete with a narrow wooden seat.
1974 Sci. Amer. Dec. 141/1 The sail wing consists of a tubular spar that supports the leading edge of a fabric envelope and a set of short, rigid booms at the tip and foot of the spar between which a slender cable is stretched to form the trailing edge of the wing.
1978 P. O'Donnell Dragon's Claw xiv. 293 The sail-wing rested on the grass... They stood surveying the wing.
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