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-025/40 |
미국특허분류(USC) | 222/570 ; 220/85SP |
출원번호 | US-0579816 (1990-09-10) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 20 인용 특허 : 8 |
A paint can top lid groove protector and spout. The protector consists of a ring formed with a top surface and an inside wall and outside wall. The ring is engageable in a covering relationship to a paint can rim groove, formerly occupied by the can lid. The contents of the can remain exposed. The spout consists of a pair of pour guards defining an orifice for pouring. The pour guards have raised lip portions extending to the outer edge of the ring. The top surface extends slightly past the outside wall to allow the device to be pulled up and removed.
A groove protector and spout device for attaching to the upper portion of a paint can consisting of: a planar ring member having parallel top and bottom surfaces and defining a substantially circular opening, frictional attachment means extending downwardly from said planar ring member including an outside wall portion located adjacent to the outside periphery of said ring planar member and an inside wall portion located adjacent the inside periphery of said planar ring member, said outside wall portion and said inside wall portion being parallel and ext...