FIELD: transport.
SUBSTANCE: invention relates to mechanisation of loading-unloading jobs. Swivelled board consists of top part (3) and bottom part. Drives of said top and bottom parts are composed by hydraulic cylinders (8, 9) incorporated with hydraulic system including fluid pump and selector. Board bottom part turn drive comprises damper composed by pneumatic shock absorber. Board top part is provided with pivoted safety post to be locked in the transportation position along board top part. Retainers are arranged at the links of support levers to retain inner section of the board bottom part as-folded.
EFFECT: higher safety and reliability.
3 dwg
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Authors
Dates
2015-02-20—Published
2013-06-04—Filed