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) | F16K-031/10 |
미국특허분류(USC) | 251/1292 ; 251/303 |
출원번호 | US-0723066 (1985-04-15) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 12 인용 특허 : 2 |
A fuel control valve construction, parts therefor and methods of making the same are provided, the construction having a housing provided with an inlet adapted to be interconnected to a fuel source and an outlet adapted to be interconnected to a burner. The housing has a main pressure regulator and a main valve operated by the main pressure regulator for controlling fuel flow from the inlet to the outlet to provide a full rated flow of fuel to the burner. The housing has a by-pass for interconnecting the inlet to the outlet to provide a fuel flow to the ...
In a valve construction having a frame pivotally carrying a lever that has a valve member thereon, said frame having spring means operatively interconnected to said lever to tend to hold said lever in one pivoted condition on said frame, said spring means comprising a leaf spring having opposed ends, said frame having an electrical coil means for attracting said lever to another pivoted condition in opposition to said spring means when said coil means is energized, the improvement wherein said frame has an arm provided with a free end that has a first po...