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) | 220/712 ; 220/254 ; 220/306 ; 220/335 |
출원번호 | US-0625025 (1990-12-10) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 83 인용 특허 : 0 |
A thin plastic disposable lid for use with a cup, typically a disposable plastic styrofoam or paper container, is disclosed. The lid includes a small foldback portion that is partially removed from the remainder of the lid by tearing it along tear lines that are coincident with the oriented fibers of the plastic material, thus creating an opening in the lid. No pre-formed score lines, slits or notches are required to facilitate proper tearing of the lid. Further, the foldback portion is hinged and retained in intimate engagement by the lid when it is ful...
A substantially circular disposable lid adapted for secure placement onto a cup and over the opening therein, made from a plastic material having orientation lines caused by extrusion, comprising: a cover portion and lip portion; said lip portion being displaced peripherally around said cover portion and adapted to allow said lid to engage a corresponding rim on the cup, said lip portion having a grasp tab exending from the periphery thereof; said cover portion being generally planar and having a foldback portion therein located near the periphery of sai...