COMBINATION PLOW FOR FLAT PLOWING Russian patent published in 1997 - IPC

FIELD: agricultural engineering; primary cultivation plows. SUBSTANCE: plow has symmetrical bottom installed on round plow head hinge-connected with frame and mechanism providing turning of plow bottom in horizontal plane. Horizontal slots are made in bottom and bushing with different diameter horizontal disk blades is freely fitted on round head. Cutting portion of blades are arranged in slots of bottom. Bushing with disk blades in upper portion is provided with drive mechanism coupled with bottom turning mechanism, and head is provided with brackets adjustable in length to change reach of cutting portions of disk blades. Plow has paired spherical disks, each secured on spring parallelogram suspension coupled with bottom turning mechanism by means of flexible tie. Each disk is located before bottom leading edge for cross displacement and changing of approach angle. EFFECT: enlarged operating capabilities. 2 cl, 4 dwg