| 摘要 |
A straw chopper arrangement for an agricultural combine wherein the chopper is p rovided two vertically arranged rotors. The rotors are provided with a number of circumf erentially spaced radially extending impeller blades. The outer ends of the impeller blades are provided with pivotally mounted flails. The flails are vertically spaced from on e another. The straw chopper arrangement is also provided with a chopper housing for receiving the rotors. The housing having at least two walls that are provided with inwardly extending shear bars which are located in the vertical space defined by vertically adjacent flails.
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