Invention Application
US20050087351A1 Agricultural machine comprising a towed support frame and rollers provided with a set of dome profile pneumatic tyres 有权
农业机械包括拖曳的支撑框架和设置有一组圆顶型材充气轮胎的滚子

Agricultural machine comprising a towed support frame and rollers provided with a set of dome profile pneumatic tyres
Abstract:
The machine comprises a given number of roller pairs respectively connected to the machine frame by a linking part (32). The linking part (32) of each roller pair is adapted so as to enable the rollers (12a, 12b) to incline freely about a first roll axis (YY′) perpendicular to and coplanar with the longitudinal axis (XX′) of the rollers and about a second axis (HH′) parallel to the pitch axis of the frame (10), no matter what deformations of the road or terrain are encountered. Application in particular to seed drills for agricultural machines.
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