|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||180/009.46; 180/009.21; 180/009.5|
|§371/§102 date||20030129 (20030129)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 12 인용 특허 : 10|
A mobile agricultural machine, particularly for use as a combine, which demonstrates improved operational movement and travel performance characteristics, and is capable of easily changing direction during operation, includes right and left travel crawlers, supported by drive sprockets and tension rollers, which are installed on right and left track frames through track rollers. Right and left travel frames are capable of being controllably elevated through crawler elevation arms. Tension rollers provide movement to the travel crawlers in a vertical dire...
1. A mobile agricultural machine, comprising:right and left track frames;right and left travel crawlers;drive sprockets, at a front of said machine for supporting said travel crawlers;tension rollers, at a rear of said machine, in said right and left track frames, for supporting said travel crawlers;track rollers, in said right and left track frames, for supporting said travel crawlers between said drive sprockets and said tension rollers;crawler elevation arms, for attaching said right and left track frames to said machine, in a manner wherein elevation...