|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||A01D-041/14 A01D-046/08 A01D-075/28|
|미국특허분류(USC)||056/010.2E; 180/009.5; 180/009.54|
|우선권정보||DE-10 2010 036 756 (2010-07-30)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 29|
A self-propelled harvesting machine has a lifting device for a front attachment and at least one crawler track assembly which is provided with a damping system, and which is formed by a crawler track disposed on an axle of the harvesting machine and on either side of the axle, and the height of the harvesting machine can be changed by varying the spring travel of the hydropneumatic damping system of the crawler track assembly.
1. A self-propelled harvesting machine, comprising an axle;a front attachment;a lifting device for a front attachment;a hydropneumatic dampering system;at least one crawler track assembly connected to the hydropneumatic dampering system and formed by a crawler track disposed on said axle and on either side of the axle,wherein the hydropneumatic dampering system controls an amount of spring travel of the crawler track and wherein a height of the harvesting machine varies by the amount of the spring travel, andwherein the spring travel of each respective t...