| 摘要 |
A mounted straw product shredder to a grain combined harvester, comprises a body, a shredding drum with knives, a shearing unit and a straw broadcaster. The shearing unit is provided with shear bars with a cutter edge, made along a logarithmic spiral, and the knives of the shredding drum interact with the shear bars, have a U-like shape and embrace each of the shear bars from both sides. |
