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-055/084 B62D-055/15 |
미국특허분류(USC) | 180/91 ; 180/948 ; 180/906 ; 305/21 |
출원번호 | US-0950547 (1992-09-25) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
An undercarriage assembly for a work vehicle includes first and second roller frame assemblies, one on each side of the vehicle, an idler wheel assembly connected to one end of each roller frame assembly, and a drive wheel connected to the opposite end of each roller frame assembly. An endless elastomeric track belt encircles a respective drive wheel, roller frame assembly, and idler wheel assembly on each side of the vehicle. A rigid support beam connects each roller frame assembly to the main frame of the vehicle. Each idler wheel assembly includes fir...
An undercarriage assembly for a vehicle, said vehicle having a main frame, an engine, and first and second drive axles powered by said engine, said undercarriage assembly comprising: first and second roller frame assemblies, each having first and second end portions and a middle portion, said second end portions being releasably connected to a respective first and second drive axle; a support beam having first and second end portions and a middle portion, said first and second end portions being releasably connected to a respective middle portion of said...