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-0914248 (1978-06-09) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 1 |
A propulsion/control system for aircraft of the vertical takeoff and landing type having a body without wings or tail and relying entirely on fluid streams for effecting liftoff, propulsion, and control. The body has an air duct with an inlet adjacent the rear end and a downwardly directed outlet at
In an aircraft of the verical takeoff and landing type having a body, the combination comprising: (a) means forming an air duct in said body with an inlet at a predetermined point in the body and downwardly directed outlets at opposit sides of said body; (b) an engine in said body; (c) a fan in said
※ AI-Helper는 부적절한 답변을 할 수 있습니다.