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-0545493 (1975-01-30) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A high speed water vessel includes a body having a waterborne hull which is lifted upwardly as the vessel moves through the water to reduce drag forces on the hull. Lift forces are imparted to the hull under the combined influence of rotors and airfoils or wings. The rotors include blades which are
A boat comprising a hull having a surface for engaging a body of water to derive lift from the body of water during movement of said hull through the body of water, means for imparting additional lift forces to said hull to reduce water drag forces on said hull by raising said hull relative to the b
※ AI-Helper는 부적절한 답변을 할 수 있습니다.