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) | A01K-097/00 |
미국특허분류(USC) | 43/55 ; 224/920 |
출원번호 | US-0197041 (1988-05-19) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 12 인용 특허 : 3 |
An access structure, fabricated of a length of cylinder, having a flange provided at its bottom end, and a hinge door connected therewith, is provided for sliding insertion through an aperture located within the lid or cover of any compartment, such as an insulated box, other storage structure, or an ice chest; and a counterbalance spring holds the door to the bottom of the cylinder normally in a closed condition, but that under the weight of any fish or other aquatic animal deposited thereon, will open to allow deposition of such into the compartment fo...
An access means in combination with a fish cooler or live well, wherein said fish cooler and access means comprise a case for holding fish or related aquatic animal therein, and said case having a lid thereon, the improvement which comprises an access means mounted operatively associated with said lid, said lid having an aperture provided therethrough, and said access means being mounted through said lid aperture, and connecting with said lid, said access means comprising a length of cylinder, said cylinder extending in alignment with said aperture and t...