U.S. Patent Specifications

A deflector for upwardly re‐directing the normally horizontal exhaust blast emitted from the exhaust nozzle of a reaction propulsive engine comprising: a supporting frame including a plurality of rigid laterally spaced side standards, each standard including an upright front member and an inclined rear member, said members being rigidly secured together near their upper ends; a plurality of elongated, spaced, superposed, horizontally disposed jet blast deflecting vanes bridging the respective spaces between said inclined rear members, all of said vanes having a concave upper surface and arranged with their forward edges at a lower elevation than their respective rear edges; and means rigidly securing the opposite ends of each vane between and to respectively adjacent inclined rear members.