A multi-purpose airship usable for multi-purposes with less maintenance cost is provided. The multi-purpose airship comprises an operator cabin (1) to which a work device of agricultural chemical scattering device (10) or the like is fittable, a rotor (4) fitted to a top of the operator cabin (1) and having rotor blades of plural stages (or coaxial rotors) of which fitting angle (or pitch) is adjustable to generate a lifting force and propulsive force, a balloon (5) detachably fitted to a top of the rotor (4) and filled with gas lighter than air to generate a lifting force, a stabilizing wing (2) elongating horizontally from each side of the operator cabin (1) and a propulsion device (3) comprising a propeller device or jet engine fitted to a distal end of the stabilizing wing (2) to vary a thrust direction between the horizontal direction and the vertical direction.
This information is part of a study by Oasis Global, Inc. of all space inventions filed at the United States Patent and Trademark Office, and is provided for informational purposes only. It is not an endorsement of any particular assignee, inventor or invention. Although Peter A. Koziol represents inventors and assignees of space inventions he does not represent all of the inventors and assignees listed. The prosecuting attorney agent or firm for each patent is identified by the United States Patent and Trademark Office in the patent specfication, which can be viewed by clicking on the patent image or downloading the patent document. For more information regarding Mr. Koziol's background and experience, or to learn more about space inventions, please contact Mr. Koziol.
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