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" |
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | F25D-021/06 |
미국특허분류(USC) | 62/155 ; 62/156 ; 62/199 ; 62/256 |
출원번호 | US-0791781 (1985-10-28) |
우선권정보 | JP-0165017 (1984-10-31); JP-0159121 (1985-07-18) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 7 인용 특허 : 0 |
A low-temperature showcase comprises a heat insulated wall, on the top of which an opening for putting-into or taking-out commodities is formed. The inside of the heat insulated wall is divided into an air passage and a storage chamber thereover by a dividing plate which is installed inside this heat insulated wall in a nearly horizontal fashion. The air passage is formed in a manner that the cross-section thereof is of a U-shape, and the storage chamber is formed surrounded by this air passage. At both ends of the air passage, vent ports are formed at t...
A low temperature showcase, comprising: a heat insulated wall having an inside and an opening; a dividing plate for dividing the inside of said insulated wall into an air passage and a storage chamber; two vent ports being disposed at both ends of said air passage so as to face each other, said opening being disposed between said two vent ports; a fan casing dividing said air passage into two portions having ends which are formed as said vent ports; a blast fan supported by said fan casing and being able to rotate reversibly; timer means for alternately ...