| 摘要 |
The solution falls within the branch of row crop harvesting machines and concerns the problem of quality work of digging units even during higher travelling speeds or in unfavourable soil conditions. Its principle consists in the fact that the bearing body with digging blade plough shoe is on one side arranged on an eccentric shaft and on the other side it is linked by means of ball bearing with a flexible rod mounted on frame by means of a joint.<IMAGE>
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