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-0459918 (2003-06-11) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 5 인용 특허 : 3 |
Disclosed is a means for reducing jet engine exhaust noise wherein mixing is enhanced between adjacent exhaust flows and between exhaust flow and free-stream flow. Also disclosed is a means for improving the thrust of jet engines and for reducing the noise and drag of aircraft. The device is a segme
What is claimed is: 1. A method for creating vortexes to mix two adjacent flows and reduce noise and drag from a jet engine or aircraft comprising: a stream-wise segmented nozzle or surface extension having a substantially triangular or trapezoidal saw toothed planform shape with semi-round tips an
※ AI-Helper는 부적절한 답변을 할 수 있습니다.