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) | B62B-007/08 B62B-009/12 |
미국특허분류(USC) | 280/644 ; 280/650 ; 280/658 ; 280/4738 |
출원번호 | US-0211322 (1988-06-24) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 49 인용 특허 : 8 |
The present invention is directed to a collapsible stroller with a stowable tray. The tray mechanism is associated with the stroller. The tray mechanism includes a tray portion, a swivel mechanism located at one end of the tray portion, and a latching mechanism located at an opposite end of said tray portion. The swivel includes a sleeve which engages a member of the stroller and is adapted to allow the sleeve to rotate about the member. A pin is affixed to the tray portion and is perpendicular to the member of the stroller. The tray portion engages the ...
A stroller comprises: stroller means for collapsing and folding to a compact shape; tray means operatively associated with said stroller means and including a tray portion, swivel means located at one end of said tray portion and latching means located at an opposite end of said tray portion, said swivel means including a sleeve which engages a member of said stroller means and allows the sleeve to rotate about said member and pivot means affixed to said tray portion and being perpendicular to said member of said stroller means, said tray portion engages...