|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||305/135; 306/130; 306/132|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 10|
A track unit for moving a ground work vehicle, comprising two elastic elements proximate to the front and rear ends, interposed between a monolithic upper portion of the structure that supports the driving wheel and a monolithic lower portion that supports two pairs of coaxial guiding wheels with parallel axles and resting rollers, means adapted to ensure a coplanar arrangement of the upper and lower portions of the structure being also provided.
1. A track unit for moving a ground work vehicle, comprising: a track,a driving wheel which is adapted to transmit motion to said track,a front pair of coaxial guiding wheels arranged at a front end of the track unit and a rear pair of coaxial guiding wheels arranged at a rear end of the track unit,intermediate resting rollers arranged between said front and rear pairs of coaxial guiding wheels,a monolithic upper portion structure that supports the driving wheel, said monolithic upper portion structure comprising two profiles which are monolithically con...