TILLING HITCH AGGREGATE Russian patent published in 2009 - IPC A01B59/42 A01B59/04 

FIELD: agriculture.

SUBSTANCE: hitch aggregate comprises a middle section and side sections fitted with tillage tools and pivotally connected to the middle section, transport and carrier wheels. The middle and side sections are pivotally connected to each other by straps and by a swinging boom which is spring-loaded and pivotally mounted on the hitch tongue. Each side section is connected to the swinging boom by a strap. The strap ends are fixed on a toolbar of the respective side section and the strap middle part is contact-connected to the swinging boom by a bypass mounted on the swinging boom.

EFFECT: even load on the section side toolbars during operation.

5 cl, 7 dwg