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) | B65D-051/18 |
미국특허분류(USC) | 215/237 ; 220/254 ; 220/339 ; 222/480 |
출원번호 | US-0297053 (1989-01-17) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 81 인용 특허 : 7 |
A flap is hinged on a container closure to swing between open and closed positions relative to a dispensing opening in the closure. When the flap is closed, upstanding ribs shield the free edge of the flap. A lift tab projects outwardly from the free edge of the flap and extends between the ribs to facilitate swinging of the flap to its open position. The flap is held releasably in its closed position by virtue of the ends of the ribs engaging the side edges of the tab with a snap fit and also by virtue of straight sections of the ribs engaging straight ...
A one-piece container closure molded of resiliently yieldable plastic, said closure comprising a generally horizontal platform formed with a vertically extending dispensing opening, a closure flap, a hinge extending across said platform and supporting said flap to swing upwardly and downwardly between open and closed positions relative to said dispensing opening, said flap lying in face-to-face relation with said platform when in said closed position, said flap having a free edge extending around said flap from one end of said hinge to the other end ther...