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) | B65D-041/48 |
미국특허분류(USC) | 220/904 ; 215/254 ; 229/7R |
출원번호 | US-0534758 (1983-09-22) |
우선권정보 | CA-0428249 (1983-05-16) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 51 인용 특허 : 8 |
A disposable lid for a drinking cup is provided, where the lid has a generally circular cavity formed around the periphery thereof to accommodate the lip of the circular mouth of a cup, and so as to fit snugly thereover. The central portion of the lid is generally planar, and there is a skirt portion which depends downwardly and outwardly from the cavity, and has a pair of cuts formed therein at the rim and through the thickness thereof, the cuts being spaced apart from each other a distance less than 25% of the circumference of the rim-generally they ar...
A disposable lid for a drinking cup having a generally circular mouth with a lip, said lid being formed of frangible and tearable material of relatively thin cross-section compared to the diameter of said lid and adapted to fit over said lip, and comprising: a generally circular cavity formed around the periphery of said lid and of a cross-sectional dimension so as to fit snugly over said lip when said lip is received in said cavity; a generally planar central portion inwardly of said cavity; and a skirt portion depending downwardly and outwardly from sa...