| 摘要 |
A portable "Ski-Jump" runway for use by Hawker Siddeley Harrier Type V/STOL aircraft and other conventional tricycle undercarriage aircraft having suitable performance characteristics. The runway comprises a main central ramp constructed on or as the chassis of a truck or trailer along which in use the main undercarriage wheels travel and secondary ramp sections of substantially lighter structural construction collapsibly mounted on support frames cantilevered from the main ramp section along which in use the secondary undercarriage wheels of the aircraft travel. The main ramp section is conveniently divided into at least two, preferably three, lengths, the foremost length being part of the truck or trailer and with the rearward length or lengths capable of being stored on top of the foremost length for transportation purposes. Component parts of the secondary ramp sections may be stored in the truck for transportation purposes.
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