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 |
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국제특허분류(IPC7판) | A47B-095/02 |
미국특허분류(USC) | 16/115 ; 280/655.1 ; 280/047.315 ; 280/655 |
출원번호 | US-0898572 (1997-07-22) |
발명자 / 주소 | |
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 40 인용 특허 : 0 |
A three-segmented expandable pull rod for luggage is composed of a handle, two first segments fastened with both ends of the handle, two second segments for receiving extractably and retractably the first segments, two third segments for receiving extractably and retractably the second segments, and two locating sets each having a control member, a main elastic element, a first retaining member and a second retaining member. The second segment is retracted into the third segment such that the bottom end of the second segment presses against the control m...
[ What is claimed is:] [1.] A three-segmented expandable pull rod comprising:a handle;two first segments fastened with two ends of said handle;two second segments for receiving therein said first segments such that said first segments can be extracted from said second segments, and that said first segments can be retracted into said second segments;two third segments; andtwo locating sets;wherein said two third segments are intended to receive therein said two second segments such that said two second segments can be extracted from and retracted into sai...