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 |
---|---|
국제특허분류(IPC7판) | F16K-031/143 F16K-031/163 F16K-031/363 F16K-031/383 |
미국특허분류(USC) | 251/063.5 ; 251/118 ; 251/120 ; 251/144 |
출원번호 | US-0652890 (2000-08-31) |
우선권정보 | SEX, 19960228, 9600732 |
발명자 / 주소 | |
출원인 / 주소 | |
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 7 |
An outlet valve is arranged in the bottom of a vessel intended to be filled with liquid and has a valve disc (1) connected to a piston rod (4) and a piston (5) actuated by a pressure medium. The valve disc (1) is movable between a first and a second position and is arranged to bear against a valve seat (2) in its first closed position. The piston (5) is arranged in an operating device (6) provided with a connection (7) to a source for pressure medium. The operating device (6) is designed as a unit sealed from the liquid and is arranged at such a distance...
[ What is claimed is:] [7.]7. An outlet valve adapted to be arranged in a portion of a vessel for treatment of animal or vegetable oil, said portion being intended to be filled with oil, comprising a valve disc (1) connected to a piston rod (4) and a piston (5) actuated by steam under pressure, said valve disc (1) being movable between a first closed position and a second open position and being arranged to bear against a valve seat (2) in the first position, wherein the piston (5) is arranged in an operating device (6), said operating device (6) being d...