| 摘要 |
1536331 Varying aerofoil camber DEFENCE SECRETARY OF STATE FOR 15 March 1977 [1 April 1976] 13337/76 Heading B7G An aerofoil is provided with camber varying means comprising an internal supporting structure, members 14 extending chordwise in chain-like manner between the suction and pressure skins 11, 12, each member 14 being secured to the pressure skin 12 and rotatably jointed adjacent the pressure skin 12 to a preceding member or supporting structure, means (e.g. cam rods 17 and channels 16) adjacent the suction skin 11 connecting a rod 18 associated with each joint to adjacent members or to a member and the supporting structure such that movement of the rod 18 causes relative rotation of the members to change the aerofoil camber. |
