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) | A45C-005/14 A45C-013/22 |
미국특허분류(USC) | 190/18A ; 16/115 ; 190/18R ; 248/150 |
출원번호 | US-0973754 (1978-12-26) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 16 인용 특허 : 0 |
A suitcase having retractable rolling means at the bottom is provided with a generally U-shaped handle means which is slidably received within generally triangular sleeves secured on the interior of said suitcase. The U-shaped handle may be extended when the suitcase is being wheeled along the ground. The handle means further includes collapsible legs to support the suitcase in a stationary position off the ground when said handle means is extended and said wheels are in operative position.
A traveling suitcase comprising a top section and a bottom section, said bottom section having upstanding opposed front and rear walls, and first and second opposed side walls, all normally intersecting and a base perpendicular to all of said walls, defining a storage area, a pair of spaced openings in one of said side walls, one each near the junction of said side wall with said front and rear walls, each opening communicating with a compartment within said storage area, an extendable U-shaped handle slidably disposed in said openings into the compartme...