|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||180/095 ; 180/091 ; 305/129 ; 305/138|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 12 인용 특허 : 0|
An undercarriage structure for a track-type machine has first and second spaced apart track roller frame assemblies which are positioned adjacent and parallel to the longitudinally extending centerline of the machine. A plurality of first and second track guiding rollers are connected to the respective roller frame assemblies and the axis of rotation of each guide roller is substantially non-perpendicular to the longitudinally extending centerline. This arrangement produces either "toe-out" or "toe-in" of the guide rollers, which results in the links of ...
[ I claim:] [1.] A tracked machine having a main frame and an undercarriage structure, said mainframe having first and second sides and a longitudinal centerline, said undercarriage structure including parallel first and second track roller frame assemblies spaced from and adjacent respective first and second sides of said main frame, and a supporting structure connecting each of said track roller frame assemblies to said main frame, the improvement comprising:a plurality of first track guiding rollers rotatably connected to said first roller frame assem...