FIELD: agriculture. SUBSTANCE: motor drive unit has gear box 24 connected with shaft extending perpendicular to axle of wheel pair 12 and provided with worm drive 2. Bearing 30 with cylindrical outer surface is mounted on casing 1 in axial alignment with shaft and adapted for connecting seat 23 to hitch. Casing 1 of drive unit is made detachable. Inner detachable slide surface of bearing 30 is formed as damping disk 13 attached to lower part of casing 1 at side adjacent to detachment zone. Outer cylindrical surface may be split into two equal parts. EFFECT: simplified construction of machine, increased maneuverability and convenient maintenance and operation. 3 cl, 5 dwg
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Authors
Dates
1999-09-10—Published
1998-05-05—Filed