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" |
국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | B62D-055/12 |
미국특허분류(USC) | 305/199 ; 305/110 ; 305/115 |
출원번호 | US-0869863 (1997-06-05) |
발명자 / 주소 | |
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 20 인용 특허 : 3 |
A track assembly for a track laying vehicle or implement, such assembly comprising a rotatable hub having a plurality of track support members, each such member having an outwardly curved outer surface; such hub further having an inner suspending and positioning means, such means being capable of fixedly suspending such members in a circular pattern; such means suspending and positioning such members in a circular pattern; and, a continuous loop track, having an exterior ground engaging side, and having an outwardly curved interior hub engaging side, the...
[ We claim:] [1.] A track assembly comprising:(a) a rotatable hub, the rotatable hub comprising a plurality of track support members, each track support member having a first and a second end, each track support member extending from its first end to its second end along an outwardly curved path, the rotatable hub further comprising a suspending and positioning means capable of fixedly suspending the track support members in a circular pattern; the suspending and positioning means so suspending and positioning the track support members; and,(b) a rubber ...