FIELD: forestry.
SUBSTANCE: invention can be used to grow seedlings in circular forest nurseries. Traction device comprises central support with initial section fixed on it, intermediate section, end section and working carriage. Intermediate section is equipped with support wheels and is connected to initial section. End section is equipped with drive wheels driven by power unit and is connected to intermediate section. Sections are made of beams, shaped tubes of rectangular profile with through holes in upper part. Working carriage has propulsors, made in form of sprockets, installed on shafts with brakes. Shafts are driven by hydraulic motors and pass through eye lug rigidly connected to base of working carriage. Transport platform is connected to lower part of working truck base via hydraulic cylinders.
EFFECT: higher reliability and quality of seedlings care process operations in circular nurseries.
1 cl, 4 dwg
| Title | Year | Author | Number |
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