Unmanned air vehicles and method of landing same
First Claim
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1. An Unmanned Air Vehicle (UAV) including an engine and an airframe, comprising:
- means for performing a deep stall maneouvre;
at least one inflatable sleeve connected or connectable to said airframe, and means for inflating said sleeve during flight, wherein the inflated sleeve extends along the lower side of said airframe so as to protect same during deep stall landing.
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Abstract
There is provided an Unmanned Air Vehicle (UAV) including an engine and an airframe, including means for performing a deep stall maneouvre; at least one inflatable sleeve connected or connectable to the airframe, and means for inflating the sleeve during flight, wherein the inflated sleeve extends along the lower side of the airframe so as to protect same during deep stall landing. A method for operating an Unmanned Air Vehicle (UAV), including an engine and an airframe is also provided.
42 Citations
23 Claims
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1. An Unmanned Air Vehicle (UAV) including an engine and an airframe, comprising:
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means for performing a deep stall maneouvre;
at least one inflatable sleeve connected or connectable to said airframe, and means for inflating said sleeve during flight, wherein the inflated sleeve extends along the lower side of said airframe so as to protect same during deep stall landing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for operating an Unmanned Air Vehicle (UAV), including an engine and an airframe, comprising:
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providing means for performing a deep stall maneouvre;
at least one inflatable sleeve connected or connectable to the airframe, said sleeve extending along at least a portion of said airframe and means for inflating said sleeve during flight, andperforming a deep stall landing of the UAV on said sleeve and inflating said sleeve. - View Dependent Claims (12, 13, 14)
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15. An airframe for an Unmanned Air Vehicle (UAV), comprising:
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an airframe body;
at least one inflatable sleeve;
means for connecting the sleeve to said airframe, and means for inflating the sleeve during flight of the UAV. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23)
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Specification