최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0116038 (2008-05-06) |
등록번호 | US7891603 (2011-02-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 11 |
A system allowing for the controlled propulsion of aircraft, especially buoyant and semi-buoyant airships designed as a symmetric body of revolution, without the need for or use of aerodynamic control surfaces, comprised of a plurality of ducted fan thrusters placed both fore and aft, designed to in
What I claim as my invention is: 1. A propulsion system for the controlled flight of buoyant and semi-buoyant aircraft comprising:a plurality of fans arranged such that each fan is positioned to ingest air moving at slower than the free stream velocity, such as near the bow and stern on an airship w
※ AI-Helper는 부적절한 답변을 할 수 있습니다.