검색연산자 | 기능 | 검색시 예 |
---|---|---|
() | 우선순위가 가장 높은 연산자 | 예1) (나노 (기계 | machine)) |
공백 | 두 개의 검색어(식)을 모두 포함하고 있는 문서 검색 | 예1) (나노 기계) 예2) 나노 장영실 |
| | 두 개의 검색어(식) 중 하나 이상 포함하고 있는 문서 검색 | 예1) (줄기세포 | 면역) 예2) 줄기세포 | 장영실 |
! | NOT 이후에 있는 검색어가 포함된 문서는 제외 | 예1) (황금 !백금) 예2) !image |
* | 검색어의 *란에 0개 이상의 임의의 문자가 포함된 문서 검색 | 예) semi* |
"" | 따옴표 내의 구문과 완전히 일치하는 문서만 검색 | 예) "Transform and Quantization" |
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | F41F-003/04 F42B-015/20 F42B-010/14 B63G-008/30 |
미국특허분류(USC) | 244/63 ; 244/325 ; 244/328 ; 244/324 |
출원번호 | US-0528627 (1995-09-11) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 29 인용 특허 : 6 |
A submarine launched unmanned aerial vehicle comprises an elongated generally cylindrically-shaped body. Tail fins are stored in the body and are self-deployable to extend outwardly from the body. A booster motor is fixed to an aft end of the body and is self-releasable from the body. A propeller is disposed at the aft end of the body and is self-deployable to an exposed position at the aft end of the body after release of the booster motor. A propulsion motor is mounted in the body and is operative to drive the propeller. Rotors are stored in the body a...
A submarine launched unmanned aerial vehicle, said vehicle comprising: an elongated generally cylindrically-shaped body; tail fins stored in said body and self-deployable to extend outwardly from said body; a booster motor fixed to an aft end of said body and self-releasable from said body; a propeller disposed between said booster motor and said aft end of said body and self-deployable upon loss of said booster motor to an exposed position at said aft end of said body; a propulsion motor mounted in said body and operative to drive said propeller; and ro...