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) | F16H-007/12 |
미국특허분류(USC) | 474/138 ; 474/901 ; 474/164 |
출원번호 | US-0537959 (1990-06-13) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 3 인용 특허 : 0 |
An endless track assembly for a vehicle includes a support plate having an elongated, horizontal guide slot formed in one end thereof. A support is slidably mounted in a guide groove and an idler sprocket is rotatably mounted on a support. The drive sprocket is rotatably mounted at the other end of the support plate and an endless track is entrained about the two sprockets. A spring is mounted between an abutment on the movable support member and an adjustable abutment member which is secured to the side of the support plate between the two sprockets. A ...
A tensioning device for endless track vehicles comprising a flat, elongated, vertically disposed plate adapted to be mounted on each side of a vehicle, a drive sprocket rotatably supported at one end of said plate, an idler sprocket disposed adjacent an opposite end of said plate, adjustable mounting means for said idler sprocket and an endless track entrained about said drive sprocket and said idler sprocket, said adjustable mounting means comprising a horizontally disposed slot extending inwardly from said opposite end of said plate, a support plate up...