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) | B01D-027/08 |
미국특허분류(USC) | 210/136 ; 210/232 ; 210/234 ; 210/447 |
출원번호 | US-0111348 (1993-08-24) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 93 인용 특허 : 0 |
A water filter has a side wall member provided with an inflow port and an outflow port and has a cartridge mounting base, which is turnably borne to the near-bottom part of said side wall member; and a cartridge is detachably installed in said side wall member on said cartridge mounting base in a manner that the inflow port of said side wall member and the inflow port of said cartridge are connected and further the outflow port of said side wall member and the outflow port of said cartridge are connected.
A filter comprising: a housing having an inflow port and an outflow port; a filter member; a cartridge which houses said filter member, said cartridge having an inflow port for flowing in raw water at a lower end of said cartridge and an outflow port for flowing out filtered water by said filter member in an upper end of said cartridge, said cartridge being detachably installed in said housing wherein the inflow port of said housing and the inflow port of said cartridge are coupled and the outflow port of said housing and the outflow port of said cartrid...