| 摘要 |
FIELD: mechanical engineering; cleaning of surfaces at loading and unloading. SUBSTANCE: device has blade and scraper hinged-connected on blade edge. Lever is rigidly connected to scraper. lever consists of two parts and is connected with blade either in hinge joint, or below the joint by means of compression spring or torsion spring. EFFECT: enhanced cleaning of surfaces. 5 cl, 3 dwg
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