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) | A63C-017/02 |
미국특허분류(USC) | 280/1128 ; 280/8704 ; A |
출원번호 | US-0903739 (1978-05-08) |
우선권정보 | GB-0046654 (1977-11-09) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 19 인용 특허 : 2 |
In a truck having a base plate for securing to the underside of a skateboard deck, a spring member such as a plate spring is joined to the base plate by one end and carries a wheel axle near an opposite end. The axle-carrying end is flexed away from the base plate to be biassed into engagement with a post secured to the base plate to depend from it. In use, the spring member is adapted to twist about its longitudinal axis whenever the skater shifts his weight on the deck, the spring member riding on the post either directly or through the intermediary of...
A truck for a skateboard deck, comprising a base plate for securing to the underside of said deck, a spring member joined to said base plate at a first location by one end and carrying a wheel axle near an opposite end, said spring member comprising a plate spring, a post depending from said base plate at a second spaced from said first location, said spring member being pre-stressed by its said axle-carrying end being flexed away from said base plate so that it is biassed into engagement with said post, and a stop means preventing flexure of said plate ...