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) | A63H-017/26 A63H-017/267 |
미국특허분류(USC) | 446/466 |
출원번호 | US-0059633 (1987-06-08) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 19 인용 특허 : 4 |
A toy vehicle with a joint structure supporting the wheels of the toy vehicle in a manner that enables the vehicle and its wheels to be placed in a variety of unique and attractive orientations. The toy vehicle has a chassis and at least three wheels connected with the chassis by means of the joint structure. The joint structure enables each wheel to be independently adjusted relative to the chassis to selectively adjust the relative orientation of the chassis and one or more of the wheels. The joint structure can be adjusted by a manually applied torque...
A toy vehicle comprising a chassis and at least three wheels connected with said chassis and adapted to support said chassis for rolling movement along a surface; a separate joint structure connecting each of said three wheels with said chassis; the joint structure associated with each wheel comprising a wheel joint means for rotatably supporting the wheel and a chassis joint means for connecting said wheel joint means with said chassis; said chassis joint means including at least one chassis joint member supported for pivotal movement to discrete angula...