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" |
국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) | F42B-015/10 C06B-045/00 |
미국특허분류(USC) | 10/2381 ; 10/228.7 ; 10/229.1 ; 10/234.9 ; 10/235.2 ; 10/237.4 ; 10/220.27 ; 10/227.56 ; 602/53 ; 602/59 |
출원번호 | US-0134322 (1998-08-14) |
발명자 / 주소 | |
출원인 / 주소 | |
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 18 인용 특허 : 13 |
A rocket according to the invention includes a motor having a fuel chamber and an oxidizer tank, a nose portion provided forward of the motor, and a nozzle surrounded by fins provided aft of the motor. The fuel chamber is provided with a relatively central solid propellant, and a hybrid fuel surrounds the solid propellant. The oxidizer tank is filled with a reactant and coupled to the forward end of the fuel chamber. A pathway is provided between the tank and the fuel chamber for the passage of reactant therethrough. At least one of a valve and a barrier...
[ What is claimed is:] [1.] A propulsion system for a projectile, comprising:a) a fuel chamber having a forward end and provided with a solid propellant and a solid fuel about said solid propellant, said solid propellant provided with a central channel;b) a container for storing a fluid reactant therein, said container coupled to said forward end of said fluid chamber;c) a pathway between said fuel chamber and said container; andd) pathway blocking means for blocking said pathway until said solid propellant is at least partially consumed, and thereafter ...