| 摘要 |
FIELD: construction. ^ SUBSTANCE: invention is related to earth movers, namely to working equipment of single-bucket hydraulic excavators intended for working of solid soils and pavements (asphalt and cement-concrete). Working equipment of excavator comprises handle, bucket with a turn mechanism, made of lever and traction rod with hydraulic cylinder, impact wedge ripper and mount platform. Back wall of bucket is arranged in the form of mount platform. Impact wedge ripper, eyes of which are hingedly joined to handle and traction rod of turn mechanism, is rigidly fixed on mount platform symmetrically to handle in transverse vertical plane. ^ EFFECT: improved reliability of working equipment design. ^ 2 cl, 5 dwg |
