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) | A47G-019/22 |
미국특허분류(USC) | 220/902 ; 220/904 |
출원번호 | US-0713417 (1985-03-18) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 62 인용 특허 : 6 |
A spill resistant lid is adapted to be removably and securely attached to an open-topped beverage container. The lid is formed with a generally cylindrical wall and floor which define a closure member over the beverage container when the lid is placed thereon. The floor of the closure member includes a liquid dispensing hole located in or adjacent the cylindrical wall, and a pressure equalization hole diagonally opposite the liquid dispensing hole. In order to aid a user in locating the liquid dispensing hole solely by feel, as in total darkness, the lid...
A spill resistant lid adapted to be removably and sealably attached to a an open-topped container, said lid comprising; a first cylindrical wall adapted to receive in close fitting relationship therein the open top of said container; a second substantially cylindrical wall being of a smaller diameter than, and substantially concentric with, said first cylindrical wall; an annular edge interconnecting said first and second walls; a third substantially cylindrical wall concentric with and connected at its upper edge to said second wall; a substantially pla...